01-01-000 : Decker, R., et.al. : The 1983 World Champion & his sailplane are discussed w/ 3 view drawing. Continued on page 3 : Sailplane, Design, F3B 01-01-000 : Gray, Jim : Introduction to Editor Jim Gray and RCSD : Communications 01-01-002 : Gray, Jim : F3B - CIAM Report dealing with rules changes Australia is selected for 1985 competition : F3B, Communications 01-01-007 : Stokely, Herk : Soartech #2 is available. Subjects listed Strength of Balsa, Lat. Dir. Stab, V-tails, Design, The System RC Sailplane : Communications 01-01-008 : Swenson, Ross : "Metrik" kit is reviewed with modifications suggested : Kit Review, 2M 01-01-009 : Cheney, Bob : A clothes dryer pulley (cast aluminum) is suggested for a Winch turn-around. Someone else suggested using a front bicycle wheel not just the axle. : Launching, Turn-around 01-02-003 : Costlow, Red : Aid the clearing of CA dispenser tip using Vaseline. Aids the removal of hardened CA on the outside. : Construction, CA 01-02-003 : Costlow, Red : To plots airfoil data, first plot 20" chord, photograph & print to size. : Airfoil, Plotting 01-02-004 : Gray, Jim : The future direction of the hobby is speculated. : Communications, Forecasts 01-02-005 : Anderson, Roy : A plan for a flat adjustable building board is shown and discussed. : Construction, Wing 01-02-008 : Carr Peter : A description of preparation and execution of LSF Level 5 slope task given. : LSF, Slope Soaring 01-02-010 : Haycroft, George : The construction of a Grob powered sailplane from various parts is given. Parts from several planes are used. : Launching, Sailplane, Scale 01-03-000 : Gray, Jim : "Antares" sailplane by S. Christensen shown in 3 View and discussed. A Top Flight model : Sailplane, Design, Std. 01-03-003 : Baron, Charles : Methods for making stressed skin wings including shell designs : Construction, Wing 01-03-006 : Blakeslee, Byron, et.al. : Design considerations for winch line turn-arounds are discussed. : Launching, Turn-around 01-03-007 : Sealy, Bob : "Olympic 650" one design contest is described. : Contests 01-03-007 : Stokely, Herk : The F3B program program is discussed. : F3B, Contests, Communications 01-03-008 : Granger, Ed : A Novathon (odd min. peaks) triathalon scoring program is listed. : Software, Contests 01-03-010 : LSF : Thirty level V members are listed. Addrs: LSF Box 647, Mundelein, IL 60060 : LSF, Communications 01-03-012 : Metze, Scott : The airfoil shapes of 15 Jack Chambers airfoils are shown. : Airfoil 01-03-013 : Thermalist, The : The strength of wing rods can be calculated from size and hardness. : Construction, Wing 01-03-014 : Gray, Jim : Use welding connectors for quick disconnect safety feature. : Launching, Winch, Construction 01-04-000 : Gray, Jim : Dodgson "Windsong" is shown in 3 view and discussed. : Sailplane, Design, Unl 01-04-001 : Sealy, Bob : Dodgson "Windsong" (Unl.) sailplane kit is reviewed. : Kit Review, Unl 01-04-002 : Bonnell Rich : Ben Thomas electrostatic autopilot used by Bonnell and J. Gunsallas : Autopilot 01-04-003 : Walbank, Sean : "Puffin" flying wing & "Gryphon" V-tail designs are described. : Sailplane, Wing, Design 01-04-004 : Watt, Coulter : The plans for a foam core stabilizer are illustrated. : Stabilizer, Foam, Design 01-04-006 : Abell, Bruce : The construction of a foam core wing is discussed. : Construction, Wing, Foam 01-04-007 : Murray, Lee : The design features for the "Dynasoar" X-Country sailplane are discussed. : Sailplane, Design, X-Country 01-05-000 : Gray, Jim : Sean Walbank's "Zephros" HLG sailplane design shown in and discussed. : Sailplane, Design, HLG 01-05-001 : Rosner, Kurt : Letter commenting on electric and gas motor powered sailplanes : Sailplane, Powered Flight, Electric 01-05-001 : Spear, Charlie : Considerations for selecting a sailplane or sailplane kit : Communications, Kit Review 01-05-004 : Murray, Lee : A three view of "Dynasoar" X-country discussed in April issue. : Sailplane, Design, Unl 01-05-005 : Watt, Coulter, et.al. : "Hauff Twist" wingeron control mechanism is shown. : Construction, Control, Wingerons 01-05-006 : Nicks, O.W., et.al. : Effect of Wing Tip Shape on Climb Performance of Gliders : Aerodynamics, Wing 01-05-008 : Dodgson, Bob : The designer takes issue with published review of "Windsong". : Kit Review 01-06-000 : Gray, Jim : "Samun" 3 view drawing : Sailplane, Design, F3B 01-06-001 : Drury, Rick : German & French aerodynamic terms translated : Aerodynamics 01-06-002 : MacKay, Robert : Construction of molded foam parts are described using 2 part urethane foam : Construction, Foam 01-06-004 : Gutman, Meyer : Flaperon linkage and hinges are illustrated suitable for F3B competition : Construction, Wing 01-06-007 : Simons, Martin : Quarter scale "Kirby Kite" : Sailplane, Scale 01-06-008 : Abell, Bruce : FG/Epoxy molding repair instructions are given : Fiberglass 01-06-008 : Witt, Elbert et al. : Warps are removed using hot towels : Fiberglass 01-07-000 : Abell, Peter : "Petre III" 2M sailplane is shown in 3 view and discussed at length : Sailplane, 2M design 01-07-002 : Arana, Jerry : Stop aileron flutter using a "U" shaped paper clip : Construction, Wing 01-07-002 : Folkening, Dale : Instructions on drawing the airfoil from coordinates : Airfoil 01-07-003 : Johnson, Dave : Instructions for ironing skins on foam wings : Wing, Construction, Foam 01-07-003 : Montreal S.C., The : Instructions for designing winglets given : Wing, Construction, Winglets 01-07-004 : Watt, Coulter : A spar construction for foam wings illustrated : Wing, Construction 01-07-006 : Abell, Bruce : Correction to 6/84 article : Construction, Wing 01-07-006 : Gray, Jim : Ham radio network for Sailplaners at 4 p.m. EST on 21.407 MHz : Communications 01-07-007 : McQueen, Ian L. : Various engines recommended for launching : Powered Flight, Launching 01-07-008 : Granger, Ed : Triathalon Scoring program for HP 15C calculator : Software, Contests 01-08-000 : Willard, Kent : "Bounty Hunter" F3B model drawing and design by Don Chancey : Sailplane, F3B 01-08-001 : Murray, Lee : Light aluminum pushrods are described : Construction, Control 01-08-002 : Lightfoot, John : Pushrod ends are illustrated : Construction, Control 01-08-003 : Drury, Rich : German to English aerodynamic terms translated : Aerodynamics 01-08-003 : Searcy, Marshall : Central Valley RCSC laurels highlighted : Clubs 01-08-004 : Abell, Bruce : Making plywood bulkheads for FG fuselages : Construction, Fuselage, Fiberglass 01-08-005 : Watt, Coulter : Layout of straight foam wing parts for multi-tasking ship : Construction, Wing, Foam, F3B 01-08-007 : Beckett, Tony : Documentation of conditions producing excellent thermal activity : Thermalling 01-08-007 : Beckett, Tony : Unusual method of using Obeeche wood for wing skins : Construction, Wing, Foam 01-08-007 : O'Leary, Stephen : "Zephyros" hand launch glider wing options discussed : Sailplane, Aerodynamics 01-08-008 : Abell, Bruce : Improvements to Sagitta 900 and 600 are proposed : Sailplane, Design 01-08-008 : Spackman, Glen : Video cassette exchange proposed : Video, Communications 01-08-008 : Timberlake, Dan : A x-country course layout is described. : Contests, X-Country 01-09-000 : Gray, Jim : DFS Meise "Olympia" full size is shown in 3 view drawing : Sailplane, Design 01-09-001 : Fraser, David : Airfoil plotting service is described. : Airfoil, Plotting 01-09-003 : Blanchard, Woody : E-211 compared to Quabeck airfoils by R. Eppler. E-212 recommended for normal flying : Airfoil, Aerodynamics 01-09-003 : Stokely, Herk : Use up to 15 deg flaps for launches & thermalling. Reflex for fast flight. : Flaps, Wing, Aerodynamics 01-09-004 : Broggini, Don : Instructions on trimming sailplanes for best flight performance : Aerodynamics, Trimming 01-09-005 : Troy, Jeff : Use of friskit masking paper described for use in placing trim on Monokote. : Finishing 01-09-006 : Bates, Ken; et al : Applying Monokote for a show finish : Finishing 01-09-007 : Thornburg, Dave : Helpful techniques for thermal soaring are given. : Thermalling 01-09-008 : Sealy, Bob : Vertical blade spoiler design is illustrated : Spoilers 01-10-001 : Clarke, John : Fire Hawk multitask sailplane shown in three views. : Sailplane, Design, Unl 01-10-002 : Gray, Jim : 84 NATS Soaring Event review and NSS's roll in it. : Contests 01-10-003 : Stokely, Herk : Comments are made about the '84 F3B team selection finals. : Contests, F3B 01-10-004 : Siren, Jim : Preparation for & use of automotive acrylic lacquer for finishing Instructions for sanding, priming, painting, and polishing : Finishing 01-10-005 : Gray, Jim : Features of Scott's Models Tempest are discussed. : Sailplane, Design 01-10-006 : Murray, Lee : A simple design for a winch is illustrated. : Launching, Winch, Design 01-10-007 : Edberg, Don : Quantum 83 sailplane is shown in 3 views with some details. : Sailplane, Design, F3B 01-10-011 : Johnson, Dave : Good advice is given for landing sailplanes in contests. Fly close to self at 30 sec; go out & turn for landing; count up by 5 s. : Contests, Landing 01-11-000 : Gray, Jim : 2 Horten's Wings shown in 3 view : Sailplane, Flying Wings 01-11-003 : Adams, Chris : A carbon fiber fin post design for "T" tails is illustrated : Construction, F3B 01-11-003 : Champine, Bob : "Gemini" by Ed Slobod is recommended : Kit Review, Std 01-11-004 : Trim, John : A one meter RC Glider class proposed as a challenge : Contests 01-11-005 : DeNoble, Ray : A method is shown for producing sharp trailing edges with less work : Construction, Wing, Stabilizer 01-11-005 : Shaw, Stan : A strategy for finding thermals at contests is given : Contests, Thermalling 01-11-006 : Bonnell, Rich : '84 Florida X-Country Invitational results : Contests 01-11-006 : Watt, Coulter : Scarf joints for good strength are illustrated : Construction 01-11-008 : Murphy, Jeff : CG position, horiz. tail volume coeff. defined & related to stability : Aerodynamics, Trimming 01-11-009 : Caso, Rob : A micro balloon/epoxy mixture fills balsa grain giving smooth surface : Finishing 01-110-010 : Walbank, Sean : "Phase 6" kit is reviewed, 60" WS sheeted foam cores, E205, 10 Oz. : Kit Review, HLG 01-12-000 : Champine, Bob : "Red Bird" 4 meter sailplane 3-view design & const. details given : Sailplane, Design, Unl 01-12-008 : Benson, John : 72" Tempest sailplane reviewed : Kit Review, 2M 01-12-009 : Gray, Jim : Airborne (tele) metering systems. List of people developing. Micro videos : Control, Thermalling 01-12-009 : Gray, Jim : List of sources given : Software 01-12-010 : Anderson, Chuck : Features of C-64 dot matrix printer airfoil plotting program listed : Software, Airfoil 01-12-011 : Mid-Pacific Soaring Society : Method of using CA to join foam parts : Construction, Foam 01-12-011 : Troy, Jeff : Instructions on fiberglassing an airframe : Construction, Fiberglass 01-12-013 : Gray, Jim : List of RCSD subscribers : Communications 02-01-000 : Cook, Bob : "Wizard" slope ship is illustrated in 3 view and discussed : Sailplane, Design 02-01-002 : Troy, Jeff : A spoiler return system is shown and discussed : Construction, Spoilers, Design 02-01-003 : Troy, Jeff : Comments on '84 Nats and thoughts on upcoming '85 Nats : Contests 02-01-004 : Tyrie, Jim : An Aluminum plate wing joiner & hold down mechanism is illustrated. Mechanism directly couples wing & tow hook. : Construction, Wing 02-01-004 : Webb, Kevin : '85 Western U. S. Soaring Championship announced : Contests 02-01-005 : Fraser, David : Article on trimming and finding thermals : Contests, Thermalling 02-01-006 : Watt, Coulter : Fuselage jig is illustrated and described : Construction, Fuselage 02-01-008 : Gillburg, George : Comments of variety of subjects : Sailplane, Slope Soaring, Scale 02-01-009 : Typod, Don : Comments on the Nov '84 article on trimming : Trimming 02-01-010 : Mackey, Bob : Wingeron sailplanes commented on. Spacer, Xingu, Xingu 100 & Xica : Sailplane, Design, Wingerons 02-02-001 : Gray, Jim : "Flipper" HLG is shown in 3-view & kit is evaluated : Sailplane, Kit Review 02-02-003 : Marsden, Eric : Making notches for stringers in bulkheads w/o damaging wood : Construction, Fuselage 02-02-004 : Lupperger, John : Guidelines for building & flying hand launch gliders : Sailplane, HLG, Design 02-02-005 : Webb, Neil : Rules for contests proposed : Contests, HLG 02-02-006 : Murray, Lee : Selig's S3010 airfoil plots shown : Wing, Construction, HLG 02-02-008 : Gray, Jim : A partial list of models being marketed is given : Sailplane, HLG, 2M 02-02-009 : Moskal, Steve : A bibliography of reference materials on scale sailplanes : Sailplane, Scale 02-02-012 : Knight, Gerry : A review of the 1/4 scale ASK-18 with photos : Sailplane, Scale 02-03-000 : Rondeau, Bob : Hybrid "Saquila" built from mixed parts, 3 view drawing shown : Sailplane 02-03-001 : Gray, Jim : Carl Goldberg dies leaving legacy of contributions : Communications 02-03-001 : Smiley, Clark : Instructions on using glass cloth to strengthen improve appearance of fuse. : Construction, Fuselage, Fiberglass 02-03-002 : Fritz, Mike : Using Monokote (bottom) and Coverite (top) gave exceptionally low sink rate Test performed on Sagitta 600 : Wing, Finishing 02-03-002 : Stokely, Herk : Herk provides theoretical basis for Nov 84 article on trimming : Trimming, Aerodynamics 02-03-003 : Chernoff, Max : The Neutral Point is predicted from other more identifiable parameters : Trimming, Aerodynamics 02-03-004 : Lightfoot, John : Compare trim with normal and inverted flight for best CG position : Trimming, Aerodynamics 02-03-006 : Brock, Jim : Wingeron sweep changes not a problem based on >38 hrs. of flight. Servo torque may be a problem at high speed. : Wingerons, Design, Control 02-03-006 : Stuhr, Ken : Wingeron sweep change with rotation is not a problem based on tests : Wingerons, Design, Control 02-03-009 : Holley, Dwight : A design for top and bottom air brakes are illustrated by Coulter Watt : Spoilers, Design, Control 02-03-011 : Benson, John : J.'s experience in flying marginal slope lift with sundry models is shared : Sailplane, Slope Soaring 02-04-000 : Pfefferkorn, Dieter : Three view drawing of "Tele-F" model flown by R. Decker is shown : Sailplane, Design, F3B 02-04-001 : Walbank, Sean : Three concepts of variable wing geometry are discussed. The three are: Oblique, Fowler wing, and Telescoping : Sailplane, Design, F3B 02-04-002 : Lennon, Andy : Aerodynamics of pitch stability are explained clearly : Trimming, Aerodynamics 02-04-004 : Holland, Mike : The location of good sites for 4 and 8 hr. LSF tasks discussed Phone (602) 337-2907 or (602) 282-1290 : Slope Soaring, LSF, Flying Sites 02-04-004 : Larsen, Orla : 18% more efficiency noted with an NACA airfoil on a wind generator : Aerodynamics, Airfoil 02-04-004 : Moore, Bud : A bridle design sent in & discussed (not shown) : Launching 02-04-005 : Deck, Jim : Ideas for a "pick your max time" contest : Contests 02-04-006 : Dietrich, Jack : Aspect ratio discussed. Low A/R useful in wind & for small sailplanes : Aerodynamics, Wing 02-04-006 : Gray, Jim : '85 WRAM show coverage : Show Review 02-04-009 : Cheney, Bob : Diagram, photos & description of controlled torque winch "Dagwood" Design by Murray Douglas : Launching, Winch, Design 02-04-014 : Champine, Bob : A chute pattern for winch is shown, instructions given : Launching, Winch 02-05-000 : Martin, Bob : "Pussycat" 2M sailplane shown in 3-view : Sailplane, Design, 2M 02-05-001 : Savage, Gerry : Rechargeable lithium cells will offer higher power to weight efficiencies. : Radio, Batteries 02-05-002 : Moore, Bud : Diagram of towing bridle discussed in April issue : Launching 02-05-002 : Riggle, Jim : Landing into a safety net is proposed to eliminate landing damage. : Slope Soaring 02-05-003 : Landreth, Dean : Glendura, Ca. ridge site of LSF slope achievements & records. 714-629-8001 : Slope Soaring, LSF, Flying Sites 02-05-004 : Decker, Jack : The performance of low aspect ratio HLG sailplane is discussed. Plan is shown on page 8 : Sailplane, HLG, Aerodynamics 02-05-004 : Kahn, Raja : Despite higher RN low aspect wings have lower performance. : Aerodynamics, Wing 02-05-006 : Carr, Peter : Dwight Holley "Gobbler" is evaluated. Flight evaluation & kit modification : Sailplane, Kit Review, Radio 02-05-010 : Chernoff, Max : Wing failures, causes and solutions discussed : Aerodynamics, Wing, Construction 02-05-013 : Murray, Lee : A method of testing Nicad batteries is discussed : Batteries 02-05-015 : Sawyer, Ty : A simple way to hold wings against fuselage & remove them easily is shown. : Construction, Wing 02-05-016 : Rondeau, Bob : Making clear canopy from balsa plug. Latch ideas also given : Construction, Fuselage 02-06-000 : Cook, Bob : "Zinger" Hand Launch Glider discussed & shown in 3-view : Sailplane, Design, HLG 02-06-001 : Holland, Chuck : Extending the Oly II Std. class sailplane to 119" produces great perform. : Sailplane, Design, Unlimited 02-06-002 : Schug, Peter : A computer program w/artificial intelligence is theorized for automatic control w/specific tasks in mind. : Control, Software 02-06-004 : Bame, Mike : Making wing cut-outs on round FG fuselages is shown : Construction, Fuselage, Fiberglass 02-06-006 : Watson, Stan : Points to consider when creating designs or modifications are given. : Design 02-06-008 : Rondeau, Bob : Flap/elevator & aileron/rudder mixing schemes are illustrated as used with Dodgson sailplanes. : Control 02-06-012 : Champine, Bob : Comments of Dodgson's "Camano" : Kit Review 02-06-012 : Champine, Bob : Winch features: knife switch (safety), launch chute (RCSD), mounted foot switch & others. Photos : Launching, Winch, Design 02-06-014 : Wright, Nic : Summary of hill types & sailplane performance given : Slope Soaring, Flying Sites 02-06-016 : Barry, Pat : Linear motion transfer device overlooked as effective control device : Control, Construction 02-07-000 : Marske, Jim : "Monarch 'C'" sailplane shown in 3-view with specifications : Sailplane, Design, Scale 02-07-001 : Custer, Wayne : Preparing prefinished FG skins & applying them to foam cores : Construction, Wing, Finishing 02-07-002 : Ferris, Jeff : "Antares" Std. class sailplane evaluated. Fuselage strengthening recommended. : Kit Review, Std 02-07-004 : DeNoble, Ray : Method is shown for mounting monokote hinges : Construction, Wing, Finishing 02-07-005 : Gray, Jim : List of 34 Level V pilots shown : LSF 02-07-006 : Harden, Kale : Summary of '83 World Championships held in York, England : Contests, F3B 02-07-012 : Champine, Bob : Low cost turn-around of excellent design is illustrated & discussed : Turn-around, Launching 02-07-015 : Parsons, Dan : Box oven for faster curing of epoxy resins is illustrated. : Construction 02-08-000 : Sawyer, Ty : "Alure" 2M sailplane mods are proposed to improve stability & performance : Kit Review, 2M 02-08-000 : Smiley, Clark & Jim Tyrie : "Puffin" 2M sailplane is shown in 3-view and discussed. : Sailplane, 2M 02-08-003 : Bonnell, Rich : "No skid landings" achieved using inexpensive parts : Contests, Fuselage, Construction 02-08-003 : Cash, Jack : A canopy hold down device is illustrated. : Construction, Fuselage 02-08-004 : Simons, Martin : Clark Y & E-211 compared; Girsberger & E-180 compared : Aerodynamics, Airfoil 02-08-006 : Chernoff, Max : Aileron displacement angle as fctn. of aileron control horn length. : Control 02-08-008 : Simmonds, Ken : Ideas for strengthening wood fuselages are given. : Construction, Fuselage 02-08-014 : Murray, Lee : An inexpensive method of testing nicads is proposed. : Batteries 02-08-016 : O'Leary, Stephen : Disagrees w/ Chernoff regarding flutter & divergent bending of model wings : Construction, Wing, Aerodynamics 02-09-000 : Rondeau, Bob : Dodgson's "Pivot" 60" sailplane shown in 3-view & discussed : Sailplane, HLG 02-09-005 : Tyrie, Jim : Tips are given on making various construction guides. T.E. holes, aileron p/r exits, T/E sanding block & coupled spoilers/flaps : Construction, Wing 02-09-006 : Sawyer, Ty : Kodak disk camera photos on '85 Nats site : Aerial Photography 02-09-007 : Gray, Jim : Standings for thermal soaring at '85 Nats & comments : Contests 02-09-010 : Benson, John : Flaps on slope gliders; comp. of slopes on bodies of water & inland slopes : Aerodynamics, Slope Soaring, Flying Sites 02-10-000 : Rondeau, Bob : "BLP" 2M sailplane shown in 3-view & discussion (p. 16) : Sailplane, 2M 02-10-002 : Murray, Lee : Airtronics "Cumic" Std. class sailplane design & construction reviewed : Sailplane, Kit Review, Std 02-10-006 : Bodul, Mirko : List of slope ships seen in France : Slope Soaring 02-10-007 : Gunn, Ian : Postal soaring contest proposed. Securing public land for flying sites : Contests, Communications 02-10-011 : Custer, Wayne : Bonding skins to foam cores using epoxy applied in a pattern : Construction, Wing, Foam 02-10-012 : Abell, Bruce : Discussion & photos of "Windjammer" original 2M electric : Sailplane, Electric, 2M 02-10-014 : Hampson, Craig : "Rine/Oxford" 2M sailplane w/ option of English or German features : Sailplane, Construction 02-11-000 : Sawyer, Ty : Jolly's "Flinger" HLG sailplane. 3-view and kit evaluation : Kit Review, HLG 02-11-004 : Gray, Jim : Postal costs & problems with sending publications abroad : Communications 02-11-005 : Abell, Bruce : LB-3 Airfoil discussed : Airfoil, Aerodynamics 02-11-006 : Martin, Bob : Std. class version of "Pussycat" to be produced : Sailplane, Std 02-11-007 : Gray, Jim : Workbench from Workshop Concepts evaluated : Construction 02-11-010 : Gray, Jim : New fence type super spoilers from R/C Design & Dev. are announced. : Spoilers, Construction 02-11-010 : Raymond, Ron : One time vinyl spackling found to be excellent filler : Construction 02-11-012 : Currington, Ernest : Eval. of theoretical perf. shows larger-lower loaded plane is prob. best : Aerodynamics, Design, X-Country 02-12-000 : Rondeau, Bob : Helmut Lelke's "Heidi" electrostatically autopiloted 2M sailplane Interview w/Helmut : Sailplane, Control, 2M, Design 02-12-002 : Hampton, Craig : Photo of "Oxford" 2M sailplane covered in V2, #10, p. 14 : Sailplane, Construction 02-12-003 : Gracey, Bob : "El Primero" HLG & "Stepp Two" 2M sailplane evaluated : Kit Review, 2M, HLG 02-12-005 : Abell, Bruce : Important considerations for trailing edges : Aerodynamics, Construction, Wing 02-12-007 : Smith, J. Lee : The Aerotow launch method is discussed (see V3, #3, p. 7) : Launching, Aero-Towing 02-12-015 : Sawyer, Ty : A charging jack & method of turning on radio is illustrated. : Radio, Batteries 02-12-016 : Rondeau, Bob : "BLP" design is discussed in more detail (see V2, #10, p.0 & 16) : Sailplane, Design, 2M 02-12-018 : Adams, Chris : Multiple mixing in ship using an Ace transmitter w/modifications : Control, Design, Radio 02-19-006 : McLeod, Dan : Winter flying notes : Flying 03-01-000 : Gray, Jim : "Samun" Unl. class sailplane shown in 3-view & discussed (p. 7) : Sailplane, Design, F3B 03-01-002 : Harden, Kale : Results of International Postal Contest : Contests 03-01-004 : Currington, Ernest : Flying at a speed greater than for minimum sink avoids probable stalls : Aerodynamics 03-01-006 : Metcalf, Howard : Jet models appear on slopes of England. Specs of F-4 : Slope Soaring, Scale 03-01-007 : Gray, Jim : Hi Johnson business now with Superwings & Viking Models : Communications 03-01-010 : Carter, Ron : "Touche'" Slope Soarer design is shown & discussed : Sailplane, Design, Slope Soaring 03-01-011 : White, Clyde : More on "Cumic" Sailplane construction : Kit Review, Construction 03-01-012 : Rondeau, Bob : Continuation of "Heidi" article (V2, #12). Covers wing construction. : Sailplane, Design, 2M 03-01-014 : Hallett, Richard : Knots for winch lines & other uses : Construction, Launching 03-01-015 : Sawyer, Ty : A recessed tow hook is illustrated : Launching, Fuselage, Design 03-02-000 : Bird, Phil & Lowe, Al : "LB-3" shown in 3-view drawing : Sailplane, Design, F3B 03-02-008 : Gray, Jim : Instructions for using RCSD decals : Communications 03-02-010 : Lober, Carl : A unique towhook release action using flaps on "Antares" : Control, Construction 03-02-012 : Currington, Ernest : Cures for wobble in H. stab. When cutting tapered parts, cut largest first. When you mis-cut a part it will work for a smaller part in the series. : Construction, Stabilizer 03-02-012 : Jackson, Eric : "Pteron" 2M sailplane plans & instructions available. : Construction, 2M 03-02-014 : Beckett, Tony : Further specifications for jack used w/Ty Sawyer's system (V2, #12) : Construction, Batteries 03-02-015 : Currington, Ernest : 120# test Kevlar line is 1/2 the diameter of 80# test nylon line. : Launching, Aerodynamics 03-02-015 : O'Brien, Oz : Lithium batteries are volatile during charging. More info. needed. : Batteries 03-02-015 : Spear, Charlie : Article on converting the Davey "Prophet 941" to electric w/excel. results. : Kit Review, Electric, Std 03-02-017 : Lober, Carl : 1800'+ slope & contest in Cumberland, MD. For more info. contact Don Clark P.O. Box 117, Kensington, Md. : Slope Soaring, Flying Sites, Contests 03-02-018 : Rondeau, Bob : "BLP" modifications w/polyhedral wing (2M) : Construction 03-02-019 : Beckett, Tony : Interglide '86 planned for Swalecliffe near Whitstable, Kent, England : Contests 03-03-000 : Gray, Jim : "Hy-Bird" Sailplane shown in 3-view & discussed : Sailplane, 2M 03-03-005 : Fraser, David : Comparison of Eppler 205 with NACA 2512 : Aerodynamics, Airfoil 03-03-007 : Rondeau, Bob : A combination fuselage holder & balancing stand is illustrated : Construction, Trimming 03-03-008 : Abell, Bruce : Bulkhead positioning in FG fuse. shown & discussed. Towhook design shown. : Construction, Fuselage, Launching 03-03-009 : Smith, J. Lee : How to use the help of a power flier in aerotow launching : Launching, Aero-Towing 03-03-010 : Scidmore, Al : Summary of '85 National Sailplane Symposium : Communications 03-03-011 : Slobod, Ed : SFVSF postal x-country competition announced : Contests 03-03-012 : Currington, Ernest : Sources of drag discussed : Aerodynamics 03-03-015 : Benson, John : Slope flying the "Pivot" by Dodgson Designs : Kit Review, Slope Soaring, HLG 03-03-019 : Rondeau, Bob : A double hinged rudder design used on BLP 2M design. : Construction, Control, Sailplane 03-04-000 : Parker, Eric : "Super Metisse" UNL Sailplane shown in 3-view & discussed : Sailplane, Design 03-04-001 : Gray, Jim : Projections for '86 : Forecasts 03-04-003 : Tinker, Neil : How to plot airfoil coordinates w/accuracy. Also comments on F3B. : Airfoil, F3B 03-04-005 : Breunig, Cal : Sauk City, Wi. club calls for members. : Clubs 03-04-005 : Simons, Martin : Super light "Martindale" HLG discussed : Sailplane, Design, HLG 03-04-005 : Webb, Kevin : Announcing the '86 western US R/C Soaring championships : Contests 03-04-007 : Thomas, Ben : Electrostatic pilot system options discussed : Autopilot, Control 03-04-008 : Lightfoot, John : 1st International X-Country race results w/photos. : Contests, X-Country 03-04-013 : Abell, Bruce : General rules proposed for this specific (2M) class : Contests, 2M 03-04-014 : Reed, Mike : Selig 54233-13G-84 compared to Clark Y : Airfoil, Aerodynamics 03-04-015 : Sawyer, Ty, et.al. : 3 illustrations of gapless hinges : Construction, Control 03-04-016 : Fraser, David : Part 1 of 2 on stability & tuck : Stability, Aerodynamics, Software 03-05-000 : Cotton, Fred : Pagliano's "Allure 79" F3B sailplane is shown in 3-view & discussed : Sailplane, Design, F3B 03-05-002 : Gray, Jim : AMA insurance changes : Communications 03-05-003 : Duino, John : Selecting spars for wings : Construction, Wing 03-05-003 : Simons, Martin : Issue taken w/induced drag formula (V3, #3, p. 14) : Aerodynamics 03-05-005 : Murray, Lee : High start rubber examined for force vs. stretch after release : Launching, 03-05-005 : Murray, Lee : New program for flying wings announced. : Software, Flying Wings 03-05-009 : Lightfoot, John : 1st International X-Country Race, Pt. 2 : Contests, X-Country 03-05-014 : Fraser, David : Pt. 2 of stability & sailplane tuck : Aerodynamics, Stability, Software 03-05-017 : Beckett, Catherine : Poem : Communications 03-05-017 : Dees, Gene : Skip Schow becomes president of LSF : Communications, LSF 03-05-018 : Gray, Jim : RCSD book on thermal soaring announced : Thermalling, Communications 03-05-018 : Metcalf, Howard : F4 Phantom power scale model discussed : Sailplane, Scale 03-06-000 : Benson, John : "Shark" low-slope aerobatic sailplane is shown in 3-views and discussed, p6. : Sailplane, Design, HLG 03-06-001 : Riggle, Jim : References are given for making a wind speed indicator. : Construction 03-06-002 : Carr, Pete : : Autopilot, Control 03-06-002 : Marsden, Eric : Fine tip pens are available for making scale markings on models. : Scale, Finishing 03-06-003 : Blanchard, Stewart : Extensive instructions for the construction of foam core wings : Construction, Wing 03-06-012 : Miller, Dick : Comments on Aerotowing gives a summary of important factors for launching with a power plane. : Launching, Aero-Towing 03-06-017 : Gray, Jim : A photo-contest is announced with winners shown in RCSD in Dec, '86 issue : Contests, Communications 03-06-017 : Gray, Jim : E211 and HQ 1.5/9 airfoils are recommended for stated purposes. : Airfoil 03-06-018 : Sawyer, Ty, et.al. : Nor-Ray foam wing cutter is evaluated and modifications are recommended. : Construction, Wing, Kit Review 03-06-022 : Gray, Jim : Two new sailplanes unlimited sailplanes are announced from Metcalf Models : Sailplane, UNL 03-06-023 : Keyes, Charlie : Construction and finishing recommendations are given White paint and the use of a UV absorber are listed. : Construction, Finishing 03-07-000 : Sawyer, Ty : Control scheme for aileron & flap servos controling flaperons & winglet Winglet rudder is coupled to flaperon : Flying Wings, Flaperons, Winglets 03-07-002 : Finch, Harry : H. Metcalfe Models Phantom F4 Slope Glider is reviewed Construction is foam, obeeche sheeted : Kit Review, Slope Soaring 03-07-006 : Eberbach, Dieter : Experiences of flying at high altitude in S. Africa. Several sailplanes mentioned in article. : Communications, Thermalling 03-07-008 : Boulouse, Elliott : Town board of Morgantown, Pa. puts Elliot out of the building business. Complaint states that he conducts business in residential area. : Communications 03-07-009 : Houk, David : Recommendations for two vendors. Futaba S133 back ordered 6 months. Lee Murray (laser cut airfoils and software) and Ron Carter (spoilers) : Communications 03-07-012 : Abell, Bruce : Corrections to proposed Australian 2-M contest rules & new airfoil descr. : Contests, Communications 03-07-012 : Carr, Peter : Pen pall for Lin Houng-Wen of Republic of China is requested : Communications 03-07-015 : Gale, Ferdinando : Fuselages are too long. 3 M.A.C. is sufficient. Crocco's method used. : Stability, Airfoil, Aerodynamics 03-07-018 : Sasson, Jack : Death of a New Sagitta or the Written Word as Paychotherapy : Communications 03-08-001 : S.O.A.R. : Dan Pruss passes away leaving legacy of achievements and model to follow. : Communications 03-08-003 : Maynard Hill : A description of how electrostatic autopilots achieve level flight : Autopilot, Control 03-08-006 : Gray, Jim : Comments on the flying Bob Dodgson's "Windsong" kit with autopilot. : Kit Review, Unl, Autopilot 03-08-008 : Jackson, Eric : "Windsong" modifications for a stronger wing are recommended. : Kit Review, Unl 03-08-009 : Andrew, David : A balsa stripper design is shown in good detail. : Construction 03-08-014 : Gracey, Bob, et.al. : "Prophet" 2M sailplane kit and flight performance is discussed. : Kit Review, 2M 03-09-000 : Gray, Jim : NATS winners, 1st to 5th, are listed for 1986. Winning sailplanes listed Paul Carlson with 100" Prodigy is shown on cover. : Contests 03-09-002 : Murray, Lee : "Prodigy" 2M sailplane kit is reviewed with construction notes. Kit is by Off the Ground Models. Designer is Paul Carlson. : Kit Review, 2M 03-09-005 : Moss, Steve : "Prodigy" 2M sailplane by Paul Carlson - Off the Ground Models is reviewed. Off The Ground Models, Inc. 606C W. Anthony Dr., Urbana IL 61801 : Kit Review, 2M 03-09-009 : Gressman, Tom : Comments are made about the winning sailplanes at the 86 NATS Prodigy-Carlson, Skyjack-Hamilton, Scooter-Kincaid : Communications, Contests 03-09-010 : Metcalf, Clive & Howard : Additional comments and price of Phantom scale model (see July 86 RCSD). F.W. TA-152 is also mentioned : Kit Review, Slope Soaring, Scale 03-09-010 : Pentland, Geoff : Photos of vintage sailplane models are shown. Book on subject announced. Kookaburra Technical Publications Pty Ltd. : Communications, Scale 03-09-012 : Morton, Jeff : Features of "Accipiter CCT" 2M design with tipperons & flaps are discussed. : Kit Review, 2M 03-09-014 : Rondeau, Bob : "BLP" design by Rondeau is flight tested and extensive comments given. : Sailplane Design, 2M 03-09-019 : Jorrey, F.F. : An airfoil plotting guide is shown for plotting airfoils. : Airfoil, Construction 03-10-000 : Gray, Jim : Schweizer Aircraft Corp. 2-33 Sailplane shown in three view : Design 03-10-001 : Gray, Jim : 86 AMA Soaring NATS award winners are listed : Contests 03-10-001 : Richardson, Pete : Pete describes his interest and experience with R/C soaring and aeronautics. Pete is a mechanical/composite enngineer at McDonnell Helicopter Co. : Communication 03-10-005 : Stoops, Matt : Construction of the "Poquito Primero" by Buzz Waltz R/C Designs is covered. Article is brief. : Kit Review, 03-10-006 : Mohs, Carl : Agenda for the 3rd. Annual National Sailplane Symposium is listed. Madison Area Radio Control Society is the sponsor. : Communications 03-10-006 : Murray, Lee : Information on using Kevlar is offered by Dupont. Address given. : Construction, Fiberglass, Wing 03-10-007 : Morris, Pancho : The use of a "Low Start" is described for launching HLG sailplanes : HLG, Launching 03-10-008 : Rondeau : An adjustable tow hook design is illustrated which is more aerodynamic. Nothing made to date is mentioned. : Construction, Launching 03-10-009 : Abell, Bruce : Coordinates for a B.A. 24 airfoil are given. Airfoil has been tested. : Airfoil 03-10-012 : Watson, Stan : H. strength wing blades of spring steel are described and offered for sale. : Construction, Wing 03-10-013 : Crowley, Dick : Valuable general instructions on building your first sailplane are given. : Construction, Sailplane 03-10-015 : Buzzard, The Old : Instructions on doing simple aerobatics are given in humorous article. : Flying, Communications 03-10-017 : Chernoff, Max : Max proposes that tail moments are too short for good pitch stability. : Aerodynamics, Stability 03-10-021 : Anderson, Chuck : The use of "Z" bend pushrods and keepers is recommended for tight control. : Construction, Control 03-11-000 : Kincaid, Leon : "Scooter" unl. sailplane which won Unl Class and Hi Johnson Trophy is shown. : Sailplane, Design, Unl 03-11-001 : Rondeau, Bob : Bob tells of his experience in flying a Schweizer 2-33 for the first time. : Communications, Full Size 03-11-002 : Olsen, Ozzie : A good source of Sitka spruce is Posey Mfg. Co. .25" x 60"+ available P.O. Box 418, Hoquiam, WA 98550 : Construction 03-11-003 : Gray, Jim : "Accipiter CCT" tipperon-controlled sailplane kit ARF is introduced. See Calif. Soaring Products add on page 1. : Sailplane, 2M, Control 03-11-003 : Gray, Jim : Superwings out of business, Aerospace Composite Prod. has new address. Dept. "S" P.O. Box 16621, Irvine, CA 92714 : Communications 03-11-004 : Murray, Lee : RCSD data base is announced and published in part as a hard copy. Continuing updates available. : Communications, Software 03-11-005 : Finch, Harry : Polycarbonate (Lexan) is used for sheeting foam cores instead of balsa. Available w/ one shiny side and one dull side. 10 mils see plast. suply. : Construction, Foam, Wing 03-11-005 : Gray, Jim : A new building board of light construction is easy to use and store Country Hobby Supplies, RR#1, Dundas, Ontario, Canada L9H 5E1 : Construction 03-11-005 : Slates, Jerry : Jerry requests information about sites for use of others in his catalog. : Flying Sites 03-11-006 : Jackson, Eric : Flight performance of "Sunrise 66" is rated very high by Eric. 66.75" span 443 sq. inches. 11-13 oz. Cost is $34. Kit by Performance Designs : Kit Review, HLG 03-11-006 : Murray, Lee : Servo with cam is mounted on Kodak pocket camera two sided tape. #64 rubber bands hold camera on side of any model for aerial photography. : Aerial Photography 03-11-007 : Cherry, H.H. : Plans and airfoil coordinates are available. Other information given. Ed. adds comments about about H.H. and flying wings. : Flying Wings, Scale 03-11-007 : Currington, E & Sarskas, S : A few ideas on how to rig switches for operation from outside fuse. String is used to pull switch to either position. : Radio, Construction 03-11-010 : Wagner, Gary : Custom 2M design with concentric hinges at all hinge lines. : Design, 2M 03-11-012 : Lightfoot, John : Wing spars were made with F/G epoxy w/o balsa or spruce for most of span. Design was for XC purposes. Wing was strong and survived crash. : Wing, Foam, Construction 03-12-000 : Dvorak, John : Brad Smith's Aermacchi scale jet slope soarer is shown in winning photo. : Sailplane, Slope Soaring 03-12-001 : Eberbach, Dieter : News about flying sailplanes in South Africa. Dieter's address is 49 Highveld Rd., Kempton Park 1620, South Africa : Communications 03-12-002 : Dodgson, Bob : New Address for Dodgson Designs: 21230 Damson Rd., Bothell, WA 98021 : Communications 03-12-002 : Porter, Jim : Jim responds to Ty Sawyer's idea using a plug/jack for On/Off & Chg. funct. Radio Shack part #274-1656 jack & 274-1567 plug specified. : Radio, Batteries 03-12-003 : Jackson, Eric : Eric says what's going on in Portland WA, Petron aileron ship is shown. Eric also talks about WA state X-country contest and other things : Communications 03-12-003 : Troy, Jeff : Jeff discusses experience on being part of the MARCS Sailplane Symposium. : Contests, Communications 03-12-005 : Typond, Don : Details of launching on top of a power plane are given & shown in photos. : Launching 03-12-007 : Abell, Bruce : Tail moments and their importance are discussed in some detail. : Stability, Control 03-12-009 : O'Brein, Ozzie : Fabric for wing coverings is discussed with problems & benefits highlighted : Finishing 03-12-010 : Banks, Gordon : A new R/C magazine "R/C Report" is introduced. P.O. Box 1706, Huntsville, AL 35807 Ph: 205-539-3031 : Communicatons 03-12-011 : Murray, et. al. : Highlights of the USA F3B Team Selection Finals shown in photos & discussed Finishers: Steve Work, Rich Spicer, Steve Lewis, Larry Jolly (alternate) : Contests, F3B 03-12-015 : Champine, Bob : Winch design is discussed along with line specs. Spars & T.E mods are shown Training edges of spruce & plastic, Cap spar:.0625"spruce/CF/.0625"spruce : Winch, Construction, Wing 03-12-017 : Gray, Jim : Pushrod exit fairings are made with FG layups on balsa plug : Construction, Control 03-12-018 : Murray, Lee : Sources from RCSD are listed by alphabetically by key words Data base is available : Communicationss, Software 03-12-023 : GDS&HS : Hawk, Falcon & Accipiter silhouettes are shown : Communications 03-12-024 : Rondeau, Bob : The design of a good balsa & spruce wing is illustrated : Wing, Design, Construction 04-01-000 : Haley, W & S : "Silver Ghost IV" winner of British Nats is shown in 2 views and discussed. 100" version wins '86 Radioglide contest. : Sailplane, Unl, Design 04-01-000 : Kincaid, Leon : Leon's Mini-Scoot HLG design is shown and discussed : HLG, Design 04-01-001 : Murray, Lee : M.A.R.C.S. 1986 Soaring Symposium is highlighted. Some details shared. Symposium Proceedings will be available from the MARCS club. : Communications, Show Review 04-01-003 : Pettigrew, Bill : Airtronics "Cumic" is reviewed and flight performance evaluated. Five ideas for weight reduction are offered. : Kit Review, Std 04-01-005 : Jackson, Eric : "Sunrise 66" kit is reviewed and a glowing report of performance is given. Good comments about flying technique are given. : Kit Review, HLG 04-01-007 : Smith, J. Lee : Author has 1.5 hr. video on aero-towing & distributes for Sailpl. Internat. $12 VHS or Beta tape Phone (204) 663-3787 15 Ravenhill Rd Winnipeg R2K 3K4 : Launching, Video, Aero-Towing 04-01-007 : Teseo, Robert : Author describes a low odor way to apply F/G epoxy to a fuselage in 1.5 Hr. Use Robart 007 spray attach cloth. Brush thinned epoxy. Apply epoxy filler. : Fiberglass, Construction 04-01-008 : Sawyer, Ty : A clean design for T-tail is illustrated and described using ball joint. Looks ideal for foam/balsa construction. : Stabilizer, Construction 04-01-009 : Champine, Bob : A "Stretched Gemini" is described with S4233 airfoil having low sink rate. Other modifications are described and illustrated. : Sailplane, Design, Unl 04-01-016 : Murray, Lee : The RCSD Data Base of REFERENCES and SOURCES is offered for Appleworks. Other databases programs may be used if obtained through modems. : Software, Communications 04-01-019 : Currington, E.G. : A humorous description of a very simple design is given. : Sailplane, Design 04-01-021 : Hallett, Rick : A low cost simple winch design is given. A coat-hanger resister is shown. Use of monofilament beyond the wind-in section. Pulley flanges used - drum : Winch, Launching 04-01-024 : Gray, Jim : Back issue availability is laid out for RCSD in first 3 years. : Communications 04-02-000 : Gray, Jim : Jim's experience in becoming sensitized to building materials is discussed. The use of good ventilation and other preventative measures are recommended : Construction 04-02-001 : DeMattei, Bob : The 21st Annual International Slope Race is announced for May 2 & 3. Davenport California Site, Phone: 408-732-3009 home or 415-723-2950 work : Slope Soaring, Contests 04-02-001 : Riggle, Jim : Photos of PASS slope soaring activities in Pacific N.W. : Slope Soaring 04-02-003 : Moore, E.B. : Results of "Tangerine" sailplane contest are listed. Contest is held right after Thanksgiving in Florida. : Contests, Communications 04-02-005 : Kincaid, Leon : Leon gives his design considerations for a hand launched glider. : Design, HLG 04-02-010 : Edmonds, R.J. (Dick) : The Selig 3021 is evaluated with Algebra 2.5 M design w/ excellent results. Ideal airfoil for thermal sailplanes with low wing loadings : Airfoil, Aerodynamics 04-02-014 : Gray, Jim : The "Accipiter CCT" 2M sailplane kit is reviewed by Jim. Construction comments only. Flight performance will come later. : Kit Review 04-02-017 : Holland, Chuck : Complaint is made that AMA doesn't give appropriate attention to soaring. : Contests, Communication 04-02-018 : Gray, Jim : A scale autotowing launch is proposed for development using an RC Car. : Launching, Aero-Towing 04-02-020 : Gray, Jim : Jim makes one good sailplane form two wrecks and the result is excellent. Hy-Bird II is born. : Design, 2M 04-02-021 : Abell, Bruce : Photo's of Bruce's designs are shown. Scimitar, Windbreaker, Windsong : Design 04-03-000 : Gray, Jim : Jim outlines efforts to promote scale competitions and activities SOAR club is active in the development of scale : Scale, Communications 04-03-001 : Charlesworth, Cliff : Scale Soaring activities at White Sheet Radio Flying Club Information on ASK13, Grunau Baby 26, Ka-3, Hunter 17, & LO-100 : Soaring, Scale, Launching 04-03-009 : Moskal, Steve : The Schweizer I-26 history given. Reason's for its scale model also given. Colors and insignia placement are given : Scale, Sailplane 04-03-010 : Eisenbeiss, Duane : LK-10A documentation is given : Scale, Sailplane 04-03-012 : Hiner, Jack : Jack tells of his construction of the LK-10 scale sailplane. Slide docummentaton of N58085 from Duane Eisenbeiss. : Scale 04-03-013 : Gray, Jim : Bop Cartwright and his Capstan T-49b sailplane model are shown & discussed Model was flown in 76 NATS : Scale, Sailplane 04-03-014 : Watkins, John G. : 1/4 Scale Kirby Kite, Avai 40P and AS-K13 are shown. Construction Features are given for the Kirby Kite model. : Scale, Construction 04-03-017 : Gray, Jim : Aliante-Sailplanes by F. Gale, Via Marconi 10, 28042 Baveno NO, Italy Reference book of sailplanes with specifications for 24 sailplanes : Book Review, Scale, Reference 04-03-017 : Gray, Jim : Modell Bauplane Catalog 1987-88 by Flug + Modell Technik Postfach 1128, 7570 Baden-Baden, W. Germany Price: 9DM ($4.50 US) : Book Review, Scale, Reference 04-03-017 : Gray, Jim : The World's Vintage Sailplanes 1908-45 by Kookaburra Technical Publns. Ltd. P.O. Box 648, Dondenong 3175, Victoria, Australia. $72 Australian ($48 US) : Book Review, Scale, Reference 04-03-019 : SOAR : The SOAR Scale Uprising to be held Aug 1 & 2, 1987 CD J Slater & S Moskal 30 S. Kensington Ave, Lagrange IL 60525 : Contest, Scale 04-04-000 : Williams, Dave : Synergy II is shown in 3 views and technical data given in text 3 of four on US team are using Syneryg IIs : Design, F3B 04-04-001 : Williams, Dave : News of the World F3b Championship U.S. Soaring Team Mark Allen and Steve Work are working with Selig on new airfoil. : Contests, F3B 04-04-005 : Gray, Jim : Canadian NATS 7-22&24, 87 Dash for Cash (Ontario) 7-16&17 *FAI License* F3H coming of age and was dream of Dan Pruss : Contests 04-04-007 : Weirich, Mike : Photos and communications from Elkhart IN : Communications 04-04-008 : Thomas, John : E. Iowa Soaring Society put on the 3rd. Building & Soaring Seminar. Speakers: G. Frank, P. Carlson, T. Edmonds, E. Haris, P. Waters : Construction, Show Review 04-04-009 : Ayotte, Francois : An inexpensive airfoil plotting program for IBM PCs and DMPs, many features $25 F. write: Ayotte, 6217 Robert Blvd., St. Leonard, QC H1P 1N2, Canada : Software, Airfoil 04-04-011 : Selig, Michael : Plan for testing airfoils is given w/ request for construction of airfoils ClkY,E193,E205,E214,FX6-100,HQ1.5/9&2.5/9,MB253515,S2027,S3002,S3021,S4061 : Airfoil, Construction 04-04-016 : Acker, David : Dave is now source of foam wing cores for Jerry Slates and H. Johnson 415-462-0672 Write to: 850 Concord St. Pleasanton, CA 94566 : Construction, Wing 04-04-017 : Gray, Jim : How to handle prints being sent in for publication. SASE for responses. Back issues available : Communications 04-04-018 : Fritz, Mike : Modifications for XC-Sagittas and other models are discussed. Good ideas are listed. : Design, Construction 04-04-020 : Sawyer, Ty : Prodigy with wingeron control was built and evaluated. Diagrams & Photos : Design, 2M, Control 04-04-023 : Finch, Harry : A new column introduced about slope soaring on the west coast. : Slope Soaring, Communications 04-05-000 : Gray, Jim : Jim tells the public about his moving to the S.W. USA : Communications 04-05-000 : Rondeau, Bob : "Algebra" 2.5M sailplane is shown in 3 view drawing 8.4-14.4 Oz/Ft^2 - Aileron Vers 10.5 - 16.5 Oz/Ft^2 Rudder Version : Design, Std Class 04-05-000 : Sealy, Bob : A three view drawing of Bob's Constellation design is shown and discussed. 167" span, 1705 sq in, S4061 Airfoil, 71" length, 11.6-14.2 Oz/Sq Ft. : Design, X-Country 04-05-001 : Currington, Ernie : Specific values for working Horiz. Tail Volume Coeff. and another index gvn Volume coeff. = Stab area * Moment Arm/(Wing Area * Avg. W. Chord) avg=0.41 : Design, Aerodynamics, Stability 04-05-001 : Thomas, Jim : Jim gives specific recommendations to those with sensitivity to glues/paint Masks offer no protection from vapors. Resporators recommended : Construction 04-05-002 : Penton, D.N. : Issue is taken with Andy Lennon's comments on stability in April 85 issue. When N.P. and C.G. become equal, this should be called Neutral Instability. : Aerodynamics, Stability 04-05-003 : Fraser, David : Dave explains stability trade offs of moment arm, areas, static margin. Also the effect speed has on control sensitivity. : Aerodynamics, Stability 04-05-005 : Moore, Bud : Bud sends photos of a canard design sailplane with other news from Florida. : Design 04-05-006 : Murray, Lee : Photos sent of model whose design appeared in Apr & May of 84. Model to attempt altitude record. : Design, Unl 04-05-006 : Trapnell, Ben : Bobcat by Bob Martin is given good marks for flying ability for beginners. Bob appreciates the Prodigy reviews given earlier. : Kit Review, 2M 04-05-007 : Kookabura Publns : Martin Simon's Book Vintage Sailplanes only costs $40 not $48 Geoff Pentland, Mrg. : Communications 04-05-008 : McQueen, Ian : Printed balsa models circa 30's & 40's to be reissued from Canada Eash Built Models, 15 Ontario St., Grimsby, Ontario, L3M, 3GH, Canada : Communications 04-05-011 : Jackson, Eric : "Pivot" kit and flight performance are rated high. Tips given. Good article by Eric. : Kit Review, HLG 04-05-016 : Finch, Harry : Light weight and convenience offered by Radio Shack switching phone jack. Remove plug and turns on radio. With plug in you may charge. : Slope, Radio, Batteries 04-05-017 : Halleck, Al : A flying wing design is shown and is described. 64" span : Flying Wings, Design 04-05-018 : Jackson, Eric : Many tips on techniques for launching and flying are given. : HLG, Flying 04-05-021 : Moore, Kenneth : A design for an inexpensive Ford long shaft starter motor winch are given. Uses PVC pipe. : Launching, Winch 04-06-000 : Able, Bruce : Forward sweep design with BA25 airfoil is shown in 3 view and discussed. Larger spans are planned with flaps and ailerons. : Design, 2M 04-06-001 : Gray, Jim : F3H to become a recognized event in AMA rule book (Prediction) : X-Country 04-06-001 : Loudon, Steve : Large sailplanes well suited for windy Mid-West conditions. Cumic+, Meteor Large sailplanes fly well in wind. : Thermalling, Flying 04-06-003 : Harvey, Mike : "I.S. Garth" Sailplane has heavy fuselage but can be ordered w/o coloring. Good launches require 10+ MPH wind. : Kit Review, Std 04-06-005 : Slates, Jerry : Hardened Drill Rod for W Joiners avail. from Blue Ridge Machinery & Tool P.O. Bopx 536, Hurricane, WV 25526 800-872-6500 or 562-3538 local : Wing, Construction 04-06-005 : Smith, Brian : SPLATS (spoilers-flaps) placed between spar and TE give good control. 15" long by 1.25" wide located on bottom between spar and TE. : Control, Flaps, Spoilers 04-06-006 : Como, Bart : Bart instructs how to use hair spray on carbon fiber tow for handling Use wax paper under tow to aid relocation to surface requiring fibers. : Construction, Wing 04-06-006 : Currington, E.G. : Good information is given on preforming wood and advantage of scarf joints. : Construction 04-06-007 : Gray, Jim : Sources for Building Boards, Foam Cores, Sagitta 900, Contest Scoring Contest scoring program is an overlay to Lotus 1.2.3. : Communications 04-06-008 : Thomas, Jim : Servo control system for Windsong using Airtronics 7SP radio is shown Two servo's needed for Ailerons. : Control, Radio 04-06-009 : Slates, Jerry : Landing points system which is closer to real world condition w/ full scale Down wind leg, turn, fly thourgh gate and land in patterned area. : Contests 04-06-010 : Beckett, Tony : "Kastaway" kit by Bridi is reviewed and shown. Good in light wind. Turbulated wing (59") gives strength. Fuse of 3/32 balsa. Wt=15 Oz : Kit Review, HLG 04-06-014 : Pettigrew, Bill : Cumic II kit is reviewed and changes noted for weight reduction. : Kit Review, Std, Unl 04-06-016 : Benson, John : Cal. Slope Designs "S. of Savage" features & flight performance are reviewed. Abrupt stalls are due to tapered wings and flying it too slow. : Kit Review, HLG, Slope Soaring 04-06-019 : Finch, Harry : Vacuum forming techniques and equipment are described. : Construction 04-06-023 : Sawyer, Ti : Tail boom breaks ended with epoxy, carbon fiber and glass cloth (+3 oz). A glass fuse is available. : Design, Wingeron, 2M 04-06-025 : Rondeau, Bob : An all wood blade spoiler is shown in drawing. Looks good & light : Spoilers 04-07-000 : Smith, Frank : "Minimoa" full size is shown in photo & 3 view with specifications. : Scale, Design 04-07-001 : Gray, Jim : Move to Arizona announced. Double issue planned for Aug-Sept. Post office to be announced. : Communications 04-07-002 : Finch, Harry : Part 2 of 5 part article construction. Home Vacuum Forming 5-87 is Pt 1. How to form a conope or similar part is described in this section. : Construction, Fuselage 04-07-005 : Finch, Harry : A proposal and one example of an electric ducted fan scale jet are given. An F86 jet flys in slope lift and fan is turned on when needed. : Slope Soaring, Design 04-07-007 : Slates, Jerry : Update on the first F3B team and practice at San Jose, CA. : F3B, Contests 04-07-009 : Williams, Dave : A summary of the second practice session in Albuquerque, NM. CNN coverage was given as well as a 10 min spot on local TV. : F3B, Contests 04-07-013 : Rondeau, Bob : Gull winged ornithoid is shown in sketch as a mind exercise. : Design 04-07-014 : Chan, Steve : ASW20 Glas Flugel model is shown as is Wurts's slope racer good photos. : Slope Soaring, Communications 04-07-016 : Stoner, Arlie : LJMP "Comet" is reviewed and given a strong recommendation. HQ2/9 112" Two spars and sheeted center section, Kevlar Fuse, Faster than Sagitta XC : Kit Review, Unl 04-07-017 : Puppo, John : The airfoil polar is described and related to sailplane design. Good for beginners. : Design, Aerodynamics 04-08-001 : Gray, Jim : Status report on RCSD and explanation of the second Scale Issue. : Communications 04-08-002 : Cartwright, Bob : The story of Bob's T53 Slingsby is given. Swept forward wing. : Scale 04-08-004 : Watkins, John : Some information about the construction of Kirby Kite I is given. John's address is is given but is too long for this space. : Scale, Construction 04-08-006 : Watkins, John : "Crested Wren" model is shown and described. Vintage Glider Club mentioned Watkins is from England. : Scale 04-08-008 : McGown, Ray : Photos of Jantar and SB-10 are shown. Very Nice! : Communications, Scale 04-08-010 : Smith, Frank : Info. and photos: Moatzagotl, Minimoa, Grob 109, Grunau Baby II, ASW-22 SG-38 "Schulgleitter" Frank is from Australia : Communciations, Scale 04-08-014 : Smiley, Everett : Hobby Lobby provides scale planes, but documentation is needed. Jim Gray offers information on how to get documentation. : Scale, Communications 04-08-015 : Hiner, Jack : Jack adds information about the LK-10 Flat Top. SOAR scale activities also : Scale, Communications 04-08-016 : Gray, Jim : Sources of scale documentation given. : Scale, Communications 04-08-018 : Moore, Bud, et.al. : Photos:CG-4A Cargo Glider and TG-3, ASK-13, Hunter H-17, LO 100 : Scale, Communications 04-08-022 : Raymond, Ron : Information about the activities of the Power Scale Soaring Assoc. + photos : Slope Soaring, Scale 04-08-026 : Finch, Harry : Information about the International Slope Race at Davenport CA. Interesting photos! : Slope Soaring, Contests 04-08-029 : Finch, Harry : Continuation of article on vacuum forming with good details. : Construction, Fuselage 04-08-034 : Rondeau, Bob : "Algebra 3M" is reviewed and good details are shown & described. Sheeted foam with with nice F/G fuse. : Kit Review, Unl 04-08-039 : Smiley, Clark : Use epoxy on both sides of balsa sheet covering foam core, paint with soln. of dope & epoxy add 0.6 oz glass cloth and continue with dope then paint. : Wing, Finishing 04-10-000 : Astech Models : A 2 view drawing and specifications for "Mistral" polyhedral design A new kit from Canada : Design, Unl 04-10-000 : Reed, Mike & Mass, Carl : Three View drawing and description of slope soaring aerobatic design : Flying Wings, Design, Slope Soaring 04-10-001 : Work, Steve : 87 world championship results are reviewed. Austria 1st USA 7th Reinhard Liese W. Germany 1st, Steve Work 18th, Steve Lewis, 28th. : Contests, F3B 04-10-002 : Gray, Jim, et.al. : MARCS Soaring Symposium, GDS&HS dual meet & Mid Columbia RCSS Fun Fly GDS&HS = Greater Detroit Soaring & Hiking Society : Contests, Shows 04-10-003 : Eberhart, Dieter : Dieter tells of his good experience with ASW-22 model and other activities. Activities include participation in the postal contests. : Communications 04-10-004 : Wiebalck, Rainar : High Sky Thermal Mixer II is reviewed with letter by Cliff Oliver Device works by causing the airplane to circle when it is rising. : Control, Radio, Thermalling 04-10-005 : Oldenburg, Ed : Two ways to minimize tip stalls are covered: Nose Droop and + Tip Camber Diagram on how to use Noose Droop and more tip camber are given. : Airfoil, Aerodynamics 04-10-008 : Morris, Pancho : Changes in "Poquito Primero" for lighter wt., stronger fuse, & imp. control Wood in wing & tail downsized, fuse laminated with 1/64 ply & carbon tow. : Kit Review, HLG, Design 04-10-009 : Kaluf, William C. : Aero-towing experiences with details on setup are given. - Good experiences Small spoilers & or canopy breaks are used for landing. : Launching, Aero-Towing 04-10-013 : Border, Rich : "Manic Monday" design of foam/balsa flapped wings with E214 airfoil. Flying performance is good. 38-40 oz. Unusual cable hold down. : Design, 2M 04-10-016 : Gray, Jim : The flying performance of the "Algebra" design by Sean Bannister is covered. : Design, 2M 04-10-019 : Finch, Harry : "Slope Scene" asks readers for information on solpe sites : Slope Soaring 04-11-000 : Gray, Jim : Jim comments on the roll F3B plays in the development of improved sailplane : Communications, F3B 04-11-000 : Gray, Jim : Jim gets settled in new AZ home and talks about getting aerotowed : Launching, Aero-Towing 04-11-001 : Troy, Jeff : Jeff reports on the 87 AMA NATS soaring event : Contests, Scale 04-11-005 : Reed, Mike : Mike talks about his fine models and has submitted photos. : Communications 04-11-006 : Currington, E. G. : Cardboard boxes used for holding models and parts also sink rate in turns. Table given for sink rate increase vs diameter of turn. : Aerodynamics, Communications 04-11-007 : Simpier, Bernard K. : Airtronics & Futaba responds to question about 91 guidelines and conversion Prices listed and instructions for getting transmitters retuned &/or upgrad : Radio 04-11-009 : Underwood, Bob : Frequently asked questions on new 72 MHz frequencies (channels) answered : Radio 04-11-010 : Trapnell, Ben : A report on the Texas Dash (Aug 22-34) is given. $500 prize to J. Wurts. E374 used on Wurts airplane. Cliff Oliver has LJM Assoc. S/P Des. Model : Contests, Cross Country 04-11-014 : Scott, Tomas : The Orlando Buzzards announce the 13th Annual Tangerine Soaring Chmps. Nov 27, 28, 29 : Contests, Communications 04-11-016 : Devlin, Ed : Advice on developing your color scheme to enhance the beauty of a model. Good article. Original and useful. : Finishing 04-11-018 : Finch, Harry : History of R/C slope soaring given. Locations and names given. : Slope Soaring 04-11-020 : Shaw, Stan : 132" span "Mistral" by ASTECH is discussed. E392 is used, $130 Canadian : Design, Unl 04-11-022 : Yates, Richard : Light weight tailplane designs given. : Stabilizer, Design 04-12-002 : Juschkus, Ray : Eastern Soaring League comments on recent scale contest (with photos). PR Officer: Ray J. 7 Evergreen Ave., New Hyde Park, NY 11040 (516)352-0387 : Contests, Scale 04-12-005 : Porter, Jim : RC Report reprint of sources for info. about RC soaring. : Communications 04-12-007 : Raymond, Ron : Power Scale Soaring Assoc. NL is discussed. Many 50's jets with foam const 52, Mountway, Waverton, Chester, England CH3 7QF : Slope Soaring, Powered Flight 04-12-008 : Keith, Russell : Flight Line winch is shown and described : Winch 04-12-010 : Entwhistle, Vaugn : Questions & answers about RC Soaring to put into publications. : Communications 04-12-011 : Abell, Bruce : Experiment shows + sweep better than -. High point of AF moved root to tip. Airfoil coordinates given in article. : Airfoil, Aerodynamics 04-12-016 : Slates, Jerry : Jerry provides photos taken in Germany of world F3B competition. : F3B, Contests 04-12-022 : Blanchard, Stuart : Calypso 8 sailplane design is shown and source is given. B.A.R.C. 17 Hepley Road, Poynton, Nr. Stockport, Cheshire, England : Design, F3B 05-01-000 : Gray, Jim : Jim comments about the importance of F3b developemnts to thermal soaring. : Communications, F3B, Thermal Soaring 05-01-000 : Stevens, John : Design of light weight model shown 4.72 oz/ft^2, 14 oz total, S2031 60" span, 427 sq inches : Design, HLG 05-01-002 : Love, Keith : Paper tubes are great for holding stuff. Pay 'N' Pak has cheap sanding tools Diagram of paper tube rack shown. Tools are similar to Permagrit : Construction 05-01-002 : Mulligan : Friction free hinge construction is described. Causes of friction given. Gapless feature described. Use of piano wire to align hinges are given. : Control, Construction 05-01-005 : Mulligan, Don : Technique for creating thin trailing edges with lower drag is given Sanding technique tapers balsa sheeting. 1/64" plywood gives sharp edge : Wing, Construction, Aerodynamics 05-01-007 : Rondeau, Bob : Full size wing saddles aid construction of all kinds of wing constructions. Diagarams and instructions given. : Wing, Construction, Foam 05-01-008 : Devlin, Ed : Accititer CCT is evaluated in its different configurations. Advanced Kit Photos are very good. E214, 2M, 723 in^2, 56 oz. 1.5 ft/sec sink, L/D=16 : Kit Review 05-01-015 : Riggle, Jim : Slope sites in Oregon, Washington, and California are given w/ maps. Goodnoe Hills, McKinley Ridge, Hebo, Cscade Head, Cyote Hills, Richland : Flying Sites, Slope Soaring 05-01-020 : Gray, Jim : Indexone cardboard slope soaring airplane is described : Design, 2M, Slope Soaring 05-01-021 : Keith, Russell : Flight Line Systems winches are described in more detail. Constant Tension : Winch, Launching 05-01-022 : Seaborg, Walt : The proceedings of the MARCS Sailplane Symposium are offered. : Communications 05-02-000 : Slates, Jerry : Multiplex Ka-6E soars a ridge in California : Sope Soaring, Scale 05-02-001 : Gray, Jim : The problems & variety of Slope soaring activities are discussed. : Slope Soaring, Communications 05-02-002 : Harden, Kale : Kale comments on his new 3.5 meter Discus and shows photo. Kale also runs postal contests. Kale lives in Florida : Scale, Kit Review, Unl 05-02-003 : Devlin, Ed : Ed's sailplane has 9% thick Girsberger #15 upper/#12A lower airfoil. Fuselage has low drag nose. Airfoil plot is shown. : Airfoil, Design, Std 05-02-003 : Knight, Gerry : Winch was built from a design shown in June 86 Model Builder. Looks Good! Winch uses Ford Long Shaft Starter w/ end bearing. Opt. cart holds battery. : Winch, Design 05-02-004 : Sandroini, Hugo : Hugo wins SULA's Modeler of the Month award for detailed Mini Nimbus. Photos of detailed cockpit and model are shown. Very Nice : Scale, Contests 05-02-006 : Kuhlman, Bill & Bunny : An update on their flying wing experiences. Bill is active in design Bills address: P.O. Box 975 Olalla, WA 98359-0975 : Flying Wings 05-02-007 : Levin, Earl : South Bay Soaring Society has 3 F3B contests/yr. Lewis and Spicer members F3B contests are rare in US. More competition is needed to make it go. : F3B, Communications, Clubs 05-02-009 : Muligan, Don : A retractible tow hook design is illustrated and discussed. Rondeau Illustration of spring to reteract mechanism : Launching, Design, Construction 05-02-012 : Douglas, Ian : Illustrated mechanical mixing for Flaps/Ailerons/Rudder/Spoilers Compound linkage is used in Trigonometry '77 by Ian Douglas : Control 05-02-015 : MATS : The size of wing rods needed for given size model is shown (span * Lbs) 3/32=25.4 1/8=58 5/32=109 3/16=181 7/32=275 1/4=392 17/64=461 : Construction, Design, Wing 05-02-016 : Gray, Jim : Comments on Central Arizona Modelers shown & products in show. Photo of Jim and Peggy or Paggy(?) : Show Review 05-02-019 : Voss, George : Allure by Balsa USA is reviewed in construction and flight. : Kit Review, 2M 05-02-022 : Byers, Wil : A fun fly is planned for May 27-29 in Richland, WA Directions Given : Scale, Slope Soaring, Communications 05-03-000 : Morris, Pancho : Humorous article about the hiden intelligence of objects & gremlins. Good! : Communications 05-03-000 : Murray, Lee : Photos of The Great Race taken in Plainfield IL SOAR Club Sponsors Held June 13 87 : Contests, X-Country 05-03-001 : Trapnell, Ben : Response to High Start editorial about the value of F3b to thermal soaring F3b Said to be limited to professionals nor the common flyer. : F3B, X-Country, Electric 05-03-003 : Gray, Jim : A one class world wide RC Thermal Soaring event is suggested. An RC event would foster the development of sailplanes to best match rules. : Contests, Communications 05-03-003 : Mulligan, Don : Response to High Start edit.on F3B Problems with F3B ships in TD events. F3B ships are too heavy, winches need to be specialized, fuses. too small : F3B Thermal Soaring 05-03-004 : Foster, Mark : Video tape of scale slope soaring is described. Cost = $20 Mark Foster, 326 Oneonta Drive, S. Pasadena, CA 91030 : Slope Soaring, Scale, Video 05-03-005 : Hulme, Alan : Covering foam with paper and white glue makes surface strong also painted. Wet paper, apply 50% glue, dry, sand, steel wool, prine, paint : Construction, Finishing, Foam 05-03-006 : Carlson, Paul : 123" Quasoar model prototype is shown. New product of Off the Ground Models Fiberglass Fuse, Foam Core Wing - Balsa Sheeted : Unl, Design 05-03-006 : Mulligan, Don : Sierra Vista Model Av. Club is having a power/launch soaring event. Don is CD (602) 458-7677 also Lou Crane (602) 459-0546 : Contests, Powered Flight 05-03-007 : Winiecki, Don : Response to HS article on F3b. F3B ships can handle X-Country abuses. Design features suggested: Polyhedral, Variable Camber, Sharp LE : F3B, X-Country 05-03-009 : Morton, Jeff : Tefalis CCT design with tiperons is shown and described. E214 Airfoil Calsoar P.O. Box 367, Topanga, CA 90290 : Std, Design, Control 05-03-010 : Selig, Michael & Donovan, John : An update of the plans for wind tunnel testing at Princeton. : Aerodynamics, Communications 05-03-012 : Werner, Reinhard : Eureka Flying wing design is shown and discussed. 3.5M span : Flying Wings, Unl, Design 05-03-014 : Carmichael, Asher : 3/8 or 1/4" glass or 2 counter tops are excellent building boards. Spray adhesive use listed. : Construction 05-03-017 : Gray, Jim : Flug und Modelltechnik is a magazine with many articles and plans. Published by Verlag fur Technik und Handwerk, 7570 Baden-Baden W.Germany : Construction, Communications 05-03-018 : Murray, Lee : RCSD databases for 1987 are published. References and Sources Appleworks discs and bulletin board listings available (414) 731-4848 : Communications, Software 05-04-000 : Chan, Steve : Photo of slope soaring over Pacific Ocean : Slope Soaring 05-04-001 : Gray, Jim : Advertising and mail problems and options are discussed as well as advice to subscribers who don't get their issues. : Communications 05-04-002 : Martin, Jim : Jim shares his experience with electric sailplanes : Electric, Launching 05-04-003 : Kuhlman, Bill & Bunny : Ways to avoid loss of control at low speeds is reviewed. Washout, Drooping LE, Turbulators, Fences, blowing or removing air on wings. : Aerodynamics, Wing 05-04-003 : Nankivil, Mark : F3E World Championships for pylon racing, scale & aerobatics in St.Louis Parks College, Cahokia, IL August 17-20, 1988 : Electric, Contests 05-04-005 : Kincaid, Leon : Leon Displays his Scooter's airfoil section which is very close to E214 : Airfoil, Wing 05-04-006 : Gibbs, Chip : Chip shows some ideas for design. Cumic wing with Sealy fuse works well. Chip is looking for other sailplane flyers in Missippi : Design, Sailplane 05-04-008 : Phoenix MAC Newsletter : Rohacell is discussed, its properties shown and the source listed. Comes in 4 x 8' sheets. Cryo Industries, 25 Executive Blvd, Orange CT 06477 : Construction, Wing 05-04-009 : Michaelis, Harley : Airtronics Sailplane transmitter set-up is discussed in some detail. The model of the radio was not given : Radio 05-04-010 : Klassen, Doug : A humorous story is told about the love of soaring and living in the desert. : Slope Soaring 05-04-015 : M.Columbia RCSS : A Fun Fly and Soaring Social is announced with an adgenda. May 26 88 : Contests 05-04-016 : Border, Rich : Humorous story about being prepared for contests. - Good! : Contests, Communications 05-04-017 : Carmichael, Asher : Inexpensive 1/16" piano wire serve as tension or compression clamps. : Construction 05-04-019 : Dvorak, john : Cut an I Beam in 2 and use each side to compress wing while bonding skins. The beam weighs about 500+ lbs. Is ripped down sheer web. : Construction, Foam, Wing 05-04-020 : Hiner, Jack : The 88 Scale Uprising will be Sept 10 & 11, 88 Application included : Scale, Contest 05-04-021 : Beckett, Tony : Sweeping back the wing allows weight reduction. Brillig2 design is shown. UNL design is shown with some detail. Foam wings, 9-13 oz/ft^2 : Design, Wing 05-04-021 : CASA Newsletter : A diagram on how to hook up a retriever is shown. : Launching, Winch 05-05-000 : Wyss, John : Eclipse multitask sailplane is shown in 3 views. HQ2.5/9 airfoil 1220 Sq in, 128" span, 14.2 AR, 118-166 Oz, 13.9-19.6 Oz/Ft^2 : Design, Unl, F3B 05-05-001 : Gray, Jim : AMA scratches 89 F3B finals in Va. Beach without consulting F3B flyers. Bad PR example. Problem of launch rules sited as the problem. : F3B, Communications 05-05-003 : BARCS : World Interglide '88 announced for England with social barbecue planned. Contact Sam Hitchman, 7 Verney Close, Lighthorne, Warwickshire, CV35-0AC : Contests, Communication 05-05-003 : Blakeslee, Byron : A new Newsletter by Randy Reynolds for F3B is available from AMA for $5/Yr. Write Micheline Madison at AMA HQ. : Communications, F3B 05-05-003 : Murray, Lee : MaxSoar and PC-Soar are 2 new programs for Macintosh and IBM computers. Polars and several popular designs are on the main disc. : Software, Aerodynamics, Design 05-05-005 : Porter, Jim : The National Soaring Skills Symposium is announced for Blakesburg, IA May 28 and 29 are the dates for 1988. : Show Review, Communications 05-05-007 : Abell, Bruce : The Bruce Mitchell Memorial Award is given to Ian Avery in Australia. Award is for contributions to the sport. : Communications 05-05-007 : Gray, Jim : Aerodynamic Design of Radioguided Sailplanes by Ferdinando Gale' is reviewed Italian & English text by an engineering consultant for full size aircraft. : Book Review 05-05-008 : Harvey, Mike : Photo of English soaring club and comments about activities : Communications 05-05-009 : Anderson, Bill : 3M #77 spray adhesive should be used outside because of sticky overspray. Used on Fiberglass and for cutting out parts. : Construction 05-05-010 : Heintz, Herman : Herman flies a large model and is looking for an electronic altimeter He is shown with a gull wing model. : Electronics, Design 05-05-011 : Abell, Bruce : 3 new airfoils printed BA25R14 (14%), BA25R12 (12%), & BA25R8 (8%) Coordinates not available at this time. : Airfoil, Aerodynamics, Wing 05-05-012 : Kincaid, Leon : KME-214U or K3311 & K3312 airfoils shown w/ 9.5" chords & also coordinates. Leons winning airfoils similar to E214 and S2091 : Airfoil, Wing 05-05-016 : Jackson, Eric : Eric shows a discus like hand launch glider which reportedly flies well. Eric says this flies better than the Sunrise. : Design, HLG 05-05-017 : Gray, Jim : American Sailplane Design has a 38" HLG canard design - fast and aerobatic Wingloading = 9.4 oz/ft. : Design, Slope Soaring 05-05-018 : Devlin, Ed : Ed recommends Krylon or Sig Skybright 1 part epoxy paint. Good Instructions Remove tape after 10 min. Dry overnight. Prime/ file holes/ sand/ paint : Finishing 05-05-019 : McCann, Tim : Dragon's teeth stop model from sliding through spot. $2.95 McCann Tool and Electronics, P.O.Box 8155, Stockton, CA 95208 : Construction, Contests 05-05-024 : Williame, Jim : The NASA LE droop tested and working well on E205 airfoil. : Airfoil, Aerodynamics, Wing 05-06-000 : Sealy, Bob : Ultima High Tech Thermal Duration Glider Design Shown in 3 views From Sealy's Quality Fiberglass 129" span, Polyhedral : Design, Unl 05-06-001 : Henwood, Bernard : Contests formats are discussed as practiced in different contries. An international thermal duration format should be developed. : Launching, F3B, Thermalling 05-06-002 : Gray, Jim : Michael Selig to be a future contributer to RCSD. Princeton tests underway Additional models needed for testing. : Aerodynamics 05-06-002 : Jenkins, Wesley : An electric powerpod design is shown for launching with Astro .05 motor. The system shown was marginal on 120" span model. 8 cells used. : Electric, Launching 05-06-005 : Bateson, Peter : 1/8" Balsa/Kevlar-Polyester Resin/1/32" Plywood lamination is used as sides. Very strong fuselages are obtained. : Fuselage, Construction 05-06-006 : Houk, David : Good Products: Graupner Hinge Tape, H/L Wing Joiners, Safe-T-Poxy The Wing Joiner looks interesting. : Construction 05-06-008 : Spackman, Glen : Soaring trends in New Zealand are reviewed. 8 min max w/ man-on-man replacing conventional 6 min max, 1 hour rounds. : Communications 05-06-009 : Devlin, Ed : Finishing with cloth & dope is described in good detail to give fine finish Fiberglass cloth is used over balsa. Dope and baby powder used as filler. : Finishing 05-06-010 : Morrey, Eric : Geodetic wing construction gives lightweight but strong wings Computer program using HP computer was created. Provoker model shown. : Wing, Construction 05-06-015 : Carmichael, Asher : A sanding block is shown to allow the user to inset 1/64" ply into balsa. Windsong flaps require this for stiffness. : Construction, Wing 05-06-017 : Pikes Peak SS : A system for running two selanoids on a winch with test lights. A test button shows status of selanoids. : Winch, Launching 05-06-019 : Edmonds, Dick : Algebra 4M is unveiled. Design uses S3021 or E392 A/R = 20:1 151" span : Sailplane, Unl, Design 05-06-019 : Murray, Lee : RCSD Databases are available free from Bear's Cave BBS as text files. (414) 727-1605 : Software, Communications 05-06-020 : Murray, Lee : A powerstat is used to control the rate of charging of winches. A light timer controls the charging of radio and winch. : Electric, Radio 05-06-021 : Keer, Lenny : The construction of a good turn-around is shown in some detail. Uses materials and tools which can be obtained by the average person. : Winch, Launching 05-06-023 : William, Jim : Good results experienced with NASA leading edge droop on 2M ship. : Aerodynamics, Wing 05-07-001 : Gray, Jim : RCSD subscription price going up due to postage costs : Communications 05-07-002 : Spackman & Elliott : Schumann wing platform discussed as used on Tarantula and Epsilon. Straight trailing edge minimizes tip stalls. Used on Discus FS sailplane : Aerodynamics, Wing 05-07-004 : Gray, Jim : 5 wing profiles are compared. Strange leading edge gives high Cl & low Cd. Roughened LE or turbulator wire improves performance of some airfoils. : Aerodynamics, Wing 05-07-005 : Hawley, Dale A. : Eastwing FF model by Jetco has retractible .049 power. 76" span Use for RC $10 price : Design, Sailplane 05-07-006 : Horne, Doug : Barbed hooks from fishing fly shop can be used for ends on dial chords CA glue holds hooks in. Diagram shows system. : Control, Spoilers 05-07-007 : Carmichael, Asher : An sanding bar is held at perp. to building brd for sanding LE and sheeting. "C" clamp holds T bar back against block and the buildling board. : Construction, Wing, Foam 05-07-011 : Rondeau, Bob : A new Dodgson flap-aileron reflex trim is described and shown in diagrams. Very complex! : Control, Flaps, Ailerons 05-07-015 : Hickman, Mike : Mike suggests that the best thermalling models do not have low wing loading Mike argues that agressive flying, covering lots of ground, pays off. : Design, Aerodynamics 05-07-017 : Angevine, Wayne : Wayne takes issue with M. Higgins and gives negatives to heavy models. Sink rate, damage when crashed, stall speed, landing speed, & launch height : Design, Aerodynamics 05-07-017 : Currington, Ernie : Ernie takes issue with M. Hickman and says light but strong. Add weight when needed at CG for penetration. : Design, Aerodynamics 05-07-019 : Champine, Bob : Stretch Gemini is shown and discussed. E392 will be used in a new model. Bob is working on his second progression to level V. : Design, Unl 05-07-021 : Gray, Jim : Standard Gauge Wire Chart is shown with decimal equivalents and weights Should be handy for design work. : Construction 05-07-022 : Paryz, Roman : A repair of a pod and boom fuselage is described as well as wing parts. A good article for the first repair of glass fuselages. : Repairs, Fiberglass, Fuseslage, Wing 05-08-000 : Palenthorpe, Tony : Bill Kuhlman and large F.wing at Richland OR slope. Article follows Continued on page 7. : Flying Wing, Design 05-08-001 : Gray, Jim : MARCS Symposium, Flying Wing Developments, Princeton Wind Tunnel News : Communications 05-08-001 : Roseberry, W.A. : Directions to slopes in Arizona w/ descriptions given + photos of activity. Geier Flying Wing, F-20 Soarer, Shot of hill : Slope Soaring, Flying Sites 05-08-004 : Palmer, Rick : Talk of Arizona activity. Piano hinge air brakes are described - no diag. Ref. to Kit Planes article on leading edge droop. Articles to follow. : Slope Soaring, Construction, Spoilers 05-08-006 : Kuhlman, Bill : 88 National Mid Columbia RC Soarig Scale Fun Fly and Soaring Social Richmond slope looks ideal 40 deg, 1 mile long. : Slope Soaring, Flying Wings 05-08-009 : Trapnell, Ben : Big Wing by Carl Boddie of Houston TX reviewed and flown. Foam constrn. Inj. foam with plastic leading edge. Flat glide! ARF too! 40 oz $45 : Kit Review, Flying Wings 05-08-015 : Wurtz, Joe : Joe sets a new FAI, & US record of 140 miles Decaired and Undeclaired Future story to follow. : X-Country, Contests 05-08-018 : Klassen, Doug : ASW-20 kit by American Sailplane Designs for $275 is very nice and large Much room is provided inside fuselage : Kit Review, Scale 05-08-020 : Klassen, Doug : Cases for soaring gear by Matrix are shown. Size selection is large Transmitter cases to wings and other sizes as well. : Kit Review, Design 05-08-022 : Kincaid, Leon : Stabilizer hord bearing shown and trailing edge construction methods shown Good ideas from a champion. : Wing, Construction, Control, Design 05-08-024 : Voss, George : George has ideas on spars with improved strength. Looks controversial George wants to put the strength members vertical. : Wing, Construction 05-09-000 : Kuhlman, Bill & Bunny : SB-13 Flying wing is shown in 4 fiews and discussed in article (p2) An organization for the development of flying wings is indicated. : Flying Wing, Design 05-09-001 : Gray, Jim : Specifications given for winches motors and batteries - no flywheels. Standards are hard to measure. Lighter sailplanes are being developed. : F3B, Contests 05-09-003 : Simons, Martin : Evander 60" span sailplane is described and problems listed : Design, HLG 05-09-004 : Eberbach, Dieter : Cortina kit from Multiplex is reviewed. It's fast but stable. : Kit Review, Flying Wings, Unl 05-09-005 : Gray, Jim : Altimeter development status. A company at Toledo Show had telemetry eq. One of four functions were displayed on the ground. Details unknown. : Electronics 05-09-006 : Becket, Thomas : The Percentage Slot method of scoring is discussed. Resembles Man on Man Each round is divided up into slots and scores are based on longest flight. : Contests, Thermalling 05-09-007 : Champine, Bob : Bob used his car parked in sun to cure FG fuse. Also current drain of radio. Two new receivers took 8.5 & 22 mA. : Construction, Radio 05-09-008 : Champine, Bob : Reynolds Number vs flight speed & chord and Cl vs flight speed & W. loading Chart were ploted and displayed. : Aerodynamics, Wing 05-09-010 : Donovan, John & Selig, Michael : Progress W/ Princeton wind tunnel discussed. Comparisons of polars given E205, E387, S3021 polars included : Aerodynamics, Wing 05-09-014 : Darling, Dave (?) : Apathy from AMA re: soaring activity may empower NSS to sponsor US contests CIAM and NAA being asked to sanction NSS to represent soaring enthusiasts. : Communications, Constests 05-09-015 : Gray, Jim : Sources for RCSD database, soaring videos, RCSD decals, cables, etc given LJM associates database covers all issues of RCSD. : Communications, Software 05-09-016 : Dodgson, Bob : Bob takes issue with statements made about Lovesong and Windsong designs Bob looks at the whole design and discourages kit changes being promoted. : Design 05-09-017 : Trapnell, Ben : A modification to Ace sniffler is proposed to eliminate effect of elevator. A dapened venturi tube ignores pulling up of the nose by pilot. : Electronics, Thermalling 05-09-021 : Smith, Keith : Wax paper pulled over a fiberglass repair leavs a smooth surface. : Foam, Wing, Fiberglass 05-09-023 : Taylor, Gerald R. : Wing leading edges and wingtips were investigated. Qualitative results. Drooped LE = >sink rate, Schuman platform = Epoxy(slow)>Epoxy(fast)>Alaphatic : Composites, Construction 06-01-008 : Smith,H. & Lightle,R. : Rotor slope ship is reviewed. Fast and accurate & agile are attributes From VS Sailplanes Seattle, WA 98103 : Kit Review, HLG, Slope Soaring 06-01-012 : Murray, Lee : MARCS '89 National Soaring Symposium is reviewed with photos : Show Review 06-01-015 : Boysen, Art : Gemini 3M model w/stretched tip panels analyzed by MaxSoar (LJM Associates) Uses S4061 : Unl, Design 06-01-016 : Paryz, Roman : Terms defined RN, Cl, Cm, Aspect Ratio for beginners. : Aerodynamics, Communications 06-01-019 : Searcy, Marshall : The Discus shape wing is out according to Marshall - too much tip stall : Design 06-01-020 : Beckett, Tony : Bed and Breakfast is offered to modelers visiting Rutland England : Communications 06-01-021 : Teo, Jeremy : 60" Banzai slope soarer is introduced for combat and aerobatic flying. Banzi Enterprises, 2997 Anderson Ave, Port Alberni, BC Canada V9Y2V3 : HLG, Slope Soaring 06-02-000 : Berton, Ed : Mariah 2M plan with Rud, Ail, Flaps & Pod & Boom construction is shown Design in 3 views and discussed on p12 and S4061, 34 to 37 Oz, 8.75 Oz/Ft^2 : Design, 2M, Slope Soaring 06-02-001 : Gray, Jim : Sportsman F3B class would be popular based on response from RCSD question RCSD would publishe guidelines for competition. : F3B, Contests 06-02-004 : Kuhlman, Bill & Bunny : BASIC listing for computing requirements for stable flying wings is given Sweep Ratio, Pitching Moment, Twist included : Flying Wings, Software 06-02-007 : Blettner, Harold : Silicone hinge construction based on '86 Sailplane Symposium Article 6 Oz Fiberglass tape and RTV silicone is used : Construction, Wing, Control 06-02-008 : Rebstock, Reiner : Translation of MTB 1&2 where application of Eppler section are given. Good reference to keep. Originally from TMSS Newsletter : Aerodynamics, Wing 06-02-010 : Jenkins, W.H. : Description of proper knife for balsa wood carving is described. Convex! A straight edge razor works best with non-folding handle. : Construction 06-02-011 : Murray, Lee : Information about RCSD database given. Bear's Cave BBS is source of DB Discs with Appleworks.DB, or text files (IBM or Apple) are available. : Communications, Software 06-02-015 : Moore, E.B. : Description of Tangerine Soaring Championship results for '88 : Contests 06-02-017 : Devlin, Ed : Airtronics Vision System announced, ATRCS upgrades available. Sheldon's to have Vision 8SP for $450. My check showed $500 : Radio 06-02-018 : Byers, Wil : '89 Nats to have many one day events over several areas of competition. Mon-XC, Tue-HLG & Slope, Wed-Scale & F3B, Thu-Unl, Tri-Std, Sat-2M : Contests 06-02-019 : Smith, Brian : Sagitta 900 mods and hints to better performance are given. : Kit Review, Design, Std 06-02-020 : Hallett, Rick : Olympic II can be modified to UNL class 136" sailplane and flys very well. Build 36" center section. : Unl, Design 06-03-000 : Finlay, Grant : Richochet 108" design w/ RG15 airfoil shown in 3 views 10.25" chord. 5 Deg dihedral, 6 to 7 lbs with ballast. Won New Zealand Nats in 87 : Design, Unl 06-03-001 : Gray, Jim : More on 1 design F3B, loss of sites, electric flight on small fields : Communications 06-03-004 : Kuhlman, Bill & Bunny : Continuation of discussion of flying wings, full size and models. + Flaps B2 "Stealth", YB-49 comments, flaps, twist. : Flying Wings, Design 06-03-006 : Palmer, Rick : '89 Internat. Model Show - Pasadena is reviewed w/ many product comments. Good review with comments on many products : Show Review 06-03-008 : Gray, Jim : Mark Foster's Slope Soaring Sites of the West is reviewed & given good mark Famous sites are shown as well as good flying and beautiful models. : Kit Review 06-03-008 : Trapnell, Ben : LSF new address: League of Silent Flight, P.O. Box 517, Winfield, IL 60190 : Contests, Communications 06-03-010 : Poehls, Vern : Flight Line Systems winch was reviewed. Worked well one hole year. Power is a little less than std Ford starter model with 12V battery. : Winch, Launching 06-03-011 : C. A/C Eng. & Sup. : Sucker kit for wing bagging is announced Composite Aircraft Eng. & Supply P.O. Box 866, Lapeer, MI 48446 (313) 797-4357 : Wing, Construction 06-03-011 : Search, Marshall : Spoiler Hinge by Marshall Searcy is shown - looks light and strong Marshall Searcy, 308 N. 2nd. St. Porterville, CA 93457 (209) 782-1400 : Spoilers, Construction 06-03-012 : LSF : '89 LSF Soaring Nats is announced for May 6,7 in San Francisco : Contests, Communications 06-03-013 : Tri-City Soarers : '89 Int. Scale RC Soaring Fun Fly is announced for May 26-28 in Richland WA : Contests, Communications 06-03-019 : Smith, Brian : Photos, comments about flying and trying for LSF V goal & return. : Communications 06-03-020 : Levin, Carl : Quasoar by Paul Carlson, is critiqued with suggestions for F3B use. 111" span is proposed, spruce LE, add ailerons, less dihedral : Kit Review, Unl, F3B 06-03-022 : Winiecki, Don : Shueman tips for Windsong and comments on several different models Adante, Camano, Gobbler, Gemini MTS, Pivot : Aerodynamics, Wing 06-03-024 : Cole, S. : Issue taken with Hohensee article on lead sleds, vs flyweights Don points out consequences of heavy weight in launching and sink rate : Aerodynamics, Software 06-03-024 : Klingensmith, Myron : Field repairs are assisted by plastic funnel to put baking soda on break Funnel is made from Monokote backing, Screwdriver used to meter flow. : Construction 06-04-000 : Chaney, Don : Conquest F3B ship with HQ2.5/10 or RG15 airfoil shown in 3 views. 10-12.5 Oz loading, Sheeted Foam. Page 4 with more detail : Design, F3B 06-04-001 : Gray, Jim : Wilshire Hobbies closes after being a valuable resource for years. : Communications 06-04-002 : Blakeslee, Byron, et.al. : Sportsman Contest comments are registered. It looks like this might work. : F3B, Contests 06-04-006 : Kuhlman, Bill & Bunnie : Buettner flap control system using belts is discussed & illustrated A unique design and concept. : Slope Soaring 06-04-008 : Vivas, Felix : Interest in F3E is solicited. : Electric, Launching 06-04-009 : Reed, Mike : Slope Racing thoughts are shared. Airfoils between 6-15% should be used. Thin ones fly fast but loose on turns. Thick ones loose on straights. : Slope Soaring 06-04-010 : Granger, Ed : Theory of Thermal Navigator is discussed. It is recommended for XC racing since the sniffler frequencies are crouded. : Electronics 06-04-011 : English, Chris : Olympic II sailplane wing attack should be adjusted 1/8" lower at LE A modification for spoiler adjustment is shown. : Kit Review 06-04-017 : Bell, Paul : Titanium Wing Rod strength, modulus & yield compared to steel and aluminum. Stress=(moment*10.2)/Diameter^3 Stiffness=0.049*Dia^4*(moment of inertia) : Wing, Design, Construction 06-04-017 : Chan, Brian : Cardboard playing cards work well for mixing epoxy, speading glue, cutting pad, templates, gussets, & heat shields. : Building 06-05-000 : Allen, Mark : Falcon 880 contender in RCSD challenge is shown in 3 Views. Described p6 Kit available, 112 in span, 10 oz/sq ft., S3021-S3014, 60 Oz, Schuman TE : Design, F3B, Unl 06-05-002 : Vivas, Feliz : Column describes good equipment for electric sailplanes. Monthly column : Electric, Launching 06-05-004 : Kuhlman, Bill & Bunny : Wing twist, airfoil selection and sweep and taper are discussed. Very good column : Flying Wings 06-05-006 : Triebes, Mark : Excalibur 1 is shown and plans for Excalibur 2 discussed : F3B, Design 06-05-008 : Cox, Jim : Aerotow account using Kadet is shown in photos and described : Launching, Aero-Towing 06-05-009 : Donovan, John : Video of Princeton Wind Tunnel Tests available from J. Donovan 754 Stone Canyon Drive, Manchester, MO 63021 : Aerodynamics, Video 06-05-010 : English, Christopher : Description of techniques for soaring on dam shown in diagram. : Slope Soaring 06-05-011 : Reed, Mike : Mike used a cox model car to tow a glider into the air over a road. Tension was self regulating. : Launching 06-05-012 : Abell, Bruce : Photos of models from Australia including Saab Gryphon Jet : Communications 06-05-014 : Don Wienecke : Pivot modification is described to tail section to improve handling. : Kit Review, HLG 06-05-015 : Welwood, Bob : 1-2 oz glass cloth is attached to wood with CA at 1/2" spots. Epoxy added later (thinned) allow 2 days to dry before wet sanding. (Good Article) : Construction, Fuselage, Fiberglass 06-05-016 : Reynolds, Waid : Dodgson Lovesong kit is briefly evaluated. Instructions could be improved. New methods noted. : Kit Review, Unl 06-06-000 : Olsen, Ray : Thunderbird MTS sailplane shown in 3 Views and described on page 11 : F3B, Design, Unl 06-06-001 : Gray, Jim : Gamma Gull design is described with its predisors Baby Gull & Gull Models hang in Jim's office : Design, XL 06-06-002 : Vivas, Felix : Balancing props, Airtronics Vision, Battery Packs discussed : Electric, Launching, Radios 06-06-003 : Kuhlman, Bill & Bunny : The plan service offered thought B&B is described. Flutter also discussed P.O. Box 976, Olalla, WA 98359-0976 : Construction, Kits, Design 06-06-006 : Rauch, Bill : Feather HLG is discussed, Orig. article in Model Builder May 88 Additional details given to augment the article in MB : Construction, HLG 06-06-010 : Agnew, Brian : Ed Burton's (Competition Products) design is evaluated with bldg comments. : Kit Review, HLG 06-06-011 : Wagner, Ron & Karen : The design of the Thunderbird model is discussed. Very impressive pedigree Uses LJM Associates laser templates & Lee's nose cone design. : Design, F3B 06-06-012 : Gray, Jim : Channel 1 Productions video is commented on with a diagram of cutting jig. Looks like a very useful set of videos and supporting information. : Construction, Video 06-06-014 : Iafret, John : Ways to make the Sportsman F3B event more fair are listed. Turn arounds : F3B, Launching, Contests 06-06-018 : Teo, Jeremy : Comments made on FAST (foam and spar technique). Strong, light, durable Jeremy is from Banzi enterprises : Construction, Wing 06-07-000 : Dodgson, Bob : Camano model with flaps and ailerons is shown in three views. This has been a std product for several years. Uses E214 airfoil : Design, Std Class 06-07-003 : Steele, Bob : The level V members are listed along with the current officers and addrs.s Bob Steel-Pres,Jim Martin-Sec,Susie Lip-Treas, LSF Box 517 Winfield,IL60190 : LSF 06-07-004 : Kuhlman, Bill & Bunny : Discussion of the nerrits of flying wings from The Wing Is The Thing NL By Klaus Savier : Flying Wings, Design 06-07-006 : Thomas, Jim : Plug in spoiler control linkage looks like a good idea and is used by Jim Fence spoiler disign for airbrakes is illustrated and discussed. : Spoilers, Control, Construction 06-07-008 : Devlin, Edward : Sealy Ultima Kit 129" span is reviewed. Flight characteristics are good Some design changes are recommended. : Kit Review, Unl, F3B 06-07-010 : McGowan, Ray : Mark Allan's Falcon 880 is reviewed. S3021 airfoil, willing design, Good! Kit is available, Schumann platform, transition to S3014 : Kit Review, Unl, F3B 06-07-014 : Gray, Jim : Fun Fly was covered by Jim in Pasco, WA : Slope Soaring, Contest 06-07-016 : Jones, Peggy : A wifes comments on learning to fly a sailplane and being with nature and H Good for wives to read. : Thermalling 06-07-019 : Web, Kevin : Airtronics is coming out with a new model Legend to work with Vision Radio Legend is same as Falcon 880. : F3B, Design, Unl 06-08-000 : Mills, Max : Westwind RCSD Challenge entry is shown in three views S3021, Flaps & Ailerons, Crow Option : Design, Unl 06-08-001 : Gray, Jim : 8 Entries to the RCSD Challenge have been made. Electrics in RCSD(?) : F3B, Contests, Electric 06-08-002 : Vival, Felix : Contest formats are described. Mfgrs are heavily promoting electric soaring $2000 cash prize being offered for winner of Astro Flight contest. : Electric, Launching 06-08-004 : Kuhlman, Bill & Bunny : The design of several models is discussed Elfe II, Nurflugel, JustInTime 87 Sweep and tip/winglet design is an issue as well as control surface placemt : Flying Wings 06-08-006 : Klassen, Doug & Hanzlik, Chris : The Klingberg Wing is reviewed with good marks for flying but not for kit. Construction details are rigerous and perhaps not the best approach. : Kit Review, Flying Wing 06-08-009 : Halleck, Alan : Alan's Clovis Point model is very fast and does axial rolls. Sheeted blue foam construction is heavy. Airfoil is a custom design. : Flying Wing, Design 06-08-010 : Gibbs, Chip : Lovesong design shows improvements over Windsong eg spar to tips of wing. Changes recommended to control system to minimize slop. : Kit Review, Unl 06-08-012 : Blakeslee, Byron : Rules for the sportsman F3B program were discussed and recommendations made 75 Oz max, Launch equipment host supplied, No relaunches, Normalized scores : F3B, Contests 06-08-014 : Rand, Rick & Alexander, Robert : A nicad discharge monitor system is shown which is inexpensive to make. The parts are few but a circuit board would be nice. : Electronics, Electric 06-08-017 : Various : Several contributors present ideas about why contests are not more popular No easy answers here although the ideas may be valuable. : Contests, Communications 06-09-000 : Charlesworth, Cliff : Mu13d Atalante sailplane shown in 3 views and discussed in High Start : Scale, Design 06-09-000 : Various : This issue is dedicated to RC Scale Soaring : Scale 06-09-003 : Gray, Jim : NATS results are listed for XC, HL, F3b, Sports Scale, UNL, STD, 2M Joe Wurts winns three events. : Contests 06-09-004 : Smith, Frank : Scale Documentation is discussed from an expert's perspective. Several tests are listed : Scale 06-09-008 : Watkins, John : Vintage sailplanes are discussed along with the reasons for flying them. Olympia IIb and Crested Wren are shown : Scale 06-09-010 : Gray, Jim : Mark Allen's Falcon 880 wins RCSD challenge for best sport F3b design. other entries: Camano, Conquest, Hustler, Odyssey, Pulsar, Quasoar, WestWnd : Contests, F3B 06-10-001 : Gray, Jim : Handicapping is discussed as a way to get more participation in Sport MTS. Skil levels and model type both used to compute handycap. : Contests 06-10-001 : Gray, Jim : Special How-To Issue : Construction 06-10-002 : Slates, Jerry : Miter tray is described for sanding joint angles and setting wing rods. Piano hinge is used. Both sides rise off table so joiner would be level. : Construction, Wing 06-10-004 : Kuhlman, Bill & Bunny : Flaps on planks can be used, light wing loadings are typical : Flying Wings, Aerodynamics 06-10-006 : Michaelis, Harley : Installation of rubber hinges from ACE R/C is discussed. Ailerons, Flaps : Construction, Control 06-10-008 : Harger, Jim : Super Zebco retriever is discussed which results in no twisting of line. Sounds live very good idea. Commercial model available. 314-443-6708 : Launching, Winch 06-10-010 : Eberbach, Dieter : Ideas on spotting and using thermals are offered along with trimming tips. : Trimming, Thermalling 06-10-011 : Morris, Pancho : Ideas on how to fly in wind are offered. Stay up wind, ballast, speed. Don't try to land crosswind, best upwind. If necessary land hot downwind. : Flying 06-10-012 : Klassen, Doug : PC-Soar Version 1.3 for sailplane design and evaluation is reviewed. Wide list of features are listed and good marks given. : Software 06-10-014 : PASS : Spar strength data is offered for various types of construction. Good! 6 1/2 page article available from club. : Wing, Construction 06-10-015 : Bayard, Bob : 0.25" Carbon vs Steel wing rods, hardened and not hardened, are discussed. Steel rods bent as low as 25 lbs, brake <= 80 lbs, Carbon F broke at 45 lbs. : Wing, Construction 06-10-018 : Reiffer, Ray : Turbulators provide corrections for bad wings, but may also cause problems : Wing, Aerodynamics 06-11-002 : Meinke, Harry : Aluminum spoilers construction is described in Jer's Workshop article Looks a little heavy for thermalling models. : Spoilers, Construction 06-11-004 : Kuhlman, Bill & Bunny : Wing sweep and twist is discussed along with construction methods/materials : Flying Wings, Aerodynamics 06-11-005 : Selig, Michael : What is takes to fly fast is discussed. Wing Loading and Drag are key. : Aerodynamics, Flying 06-11-006 : Gray, Jim : Historical Basis for a one design contest is offered. : Contests 06-11-009 : Miller, Bill : Bill describes good modifications to the Gentle Lady to improve durability. Double spar, reinforced stab, push rod selection, etc. : Design, 2M 06-11-010 : Reynolds, Randy : Specific airfoils suggested for specific kinds of soaring. Good! Methods of construction suggested along with appropriate airfoils. : Airfoil, Design 06-11-013 : Gray, Jim : The Complete Airfoiler (German) is a source of polars, plots & Coordinates NACA, HQ, Wortmann, Benedik, Isaacson, Eppler : Book Review 06-11-013 : The Silent Flyer : SD-7032 was created for RN <100,000 and has L/D 20% higher than E214. : Airfoil, Aerodynamics 06-11-015 : Sawyer, Tyson : Sailplane Design by Dave Fraser is a bullet proof package for designing. Has plots and printout capability. : Software 06-11-016 : Eberbach, Dieter : Very large Red Monster is shown and problems with design discussed. BBS's for computers are listed. West Coast numbers + AC 201 ? : Unl, Design, X-Country 06-11-018 : Lindsay, Blair : A simple spreadsheet approach for analysis of equip. changes to CG. List weights * distance from CG. Look for zero moment. : Design, Software 06-11-019 : PASS : Dialog from USENET (UNIX) network Reed College lists Soartech 8 Source H.A. Stokely, 1504 Horseshoe Circle, Virginia Beach, VA 23451, $20 : Book Review 06-11-020 : Sierra Silent Soarers : Relative dimensions for laying out a Schuemann wing platform are shown. BASIC code for the calculations is shown. Looks like something is missing. : Wing, Design, Aerodynamics 06-11-021 : Chewning, Pat : Characteristics of different kinds of airfoils are listed. Clark Y(Flat Bottom), E205(Philips E), E214(Undercambered), E374(Sym) : Airfoil, Design 06-11-022 : Slates, Jerry : Falcon 880 fuselage construction is mentioned with comments about staff. Flite Lite is company producing Falcon 880 by Mark Allen : Construction, Kit Review 06-11-023 : Klassen, Doug : The Craftsman's Workshop BBS is listed as having a section for RC Soaring 602-491-3494 uses 8-N-1 protocol. : Communications, Software 06-12-001 : Gray, Jim : 1989 milestones reviewed. X-C becomes the fun fly, Falcon 880 wins RCSD+ reaches 32 pages. Slates will publish RCSD from CA. EZ Retriever=S.Zebco : Communications 06-12-002 : Slates, Jerry : Use foil tape to CF fuse boom for an antenna. Ant. inside doesn't work. : Radio, Construction 06-12-003 : Jones, Gordon : Uses and types of Carbon Fiber are listed (tow, mat, rod). Trailing edges on foam cores, servo boxes, spars. Makes indestructible. : Construction, Carbon Fiber 06-12-004 : Kuhlman, Bill & Bunny : 20 degree sweep with winglets is recommended for performance and stability. Avoid high sweep because of stability and launching problems. : Flying Wings, Winglets, Design 06-12-005 : Morris, Pancho : The test dive approach to setting CG is described once again. 30 deg dive after best glide is establised. Gentle recovery is desired. : Trimming, Flying 06-12-006 : Bosco, Willie : Robbie ASW-24 reviewed. 11.5' balsa sheeted foam wing & fuse are durable. Model crashed but went together well. UFO was useful in not attacking foam : Kit Review, Scale, Unl 06-12-008 : Gray, Jim : Scale Glider Component products are listed. DG-202 kit, 5'*1/16" pushrods Scale retracts, high tech wing 8.5% E374 w/ CF : Construction, Communications 06-12-009 : Darnell, D.O. : $19.95 videos on construction of specific models, Falcon 880, Ultima, etc. show quality of kit and go on to build the model showing tips. MCV-mfgr. : Communications, Construction, Video 06-12-011 : Pipic, Thomas : Weight conversions from grams for a sheet of balsa to lbs/cu ft density. Also volume chart for various sizes of balsa sheets. : Construction 06-12-012 : Berton, Ed : Phoenix kit is released. Laser cut parts. S4061 wing w/ ailerons & flaps. Competition Products, Apollo Beach, FL 33572 : Kit Review, Unl 06-12-017 : Devlin, Ed : Ed reports that Ultima cable pushrods have too much flex and caused flutter and loss of model. He suggests fiberglass puchrods. : Control 06-12-020 : Slates, Jerry : Pete Bechtel imports kits and produces Cobra-17 and Kestrel-19 models Now a dealer for Fiber Glass Fluge Unlimited. Ads to follow. : Scale, Communications 07-01-000 : Gray, Jim : HP-18A Sailplane shown in three views on cover : Scale 07-01-002 : Slates, Jerry : Flight box for holding fuselages and tools is shown and discussed Project is simple to make from 8' x 6" x 1" pine board. : Construciton 07-01-003 : Vilas, Felix : Big prizes go to few contestants in F3E contests. Big rewards await. Astro 05 Cobalt motor with 7-900 ma cells with fast slope glider needed. : Electric, Launch 07-01-004 : Kuhlman, Bill & Bunny : Winglet design and location is discussed as it relates to stability. Mounting angles are discussed. : Flying Wings 07-01-006 : Simons, Martin : 1st. Article by Martin S. covers F3J & SP polars & other useful info. Rate of turns, min. sink, L/D., Lift = Model Weight * Cos (Glide Angle) : Aerodynamics, Thermal Soaring, F3J 07-01-011 : N.E. Sailplane Products : NSP company (Sal Defrancesco, Jay Kempf & Stan Eames) debuts at WRAM show To provide a new source of high tech articles for technical soaring buffs. : Sailplane, References 07-01-012 : Selig, Michael : Square-Cube law and scaling for RC gliders explains why they appear slow. The effect is deceptive and you may loose an XC model by flying too fast. : Aerodynamics 07-01-013 : Gray, Jim : Soartech 8 covering Princeton Wind Tunnel tests is published. Ordering Info Send $20 to HA Stokely 1504 N. Horseshoe Circle, Virginia Beach, VA 23451 : Book Review 07-01-014 : Murray, Lee & Palfery, John : MARCS National Soaring Symposium '89 is reviewed. Princeton WT Data Review Flying Wings, F3B World Champ., Thermals, Sailplane Design, Airtronics Dev. : Show Review 07-01-018 : Carr, Peter : A trip to famous Harris Hill & contest is covered. : Communications, Contests 07-01-019 : Jones, Gordon : Instructions on a ground school for new pilots convers basic in control. This understanding makes the learning go smoother. : Thermal Soaring 07-01-021 : Murray, Lee : PC-Soar Versions 2.0 and 3.0 are announced. : Software 07-02-000 : Ealy, Jim : The full size DFS Habicht is shown in 3 views. 13.6 M span AR= 11.7 Plans are available from Jim. (609) 448-8725 : Design, Scale 07-02-002 : Gray, Jim : Sportsman multitask soaring event may be hindered by high wing loadings 75 Oz total weight does not limit the use of small wings. : F3B 07-02-003 : Allen, Mark : Designer of the Falcon 880 has comments to RCSD readers. 175 kits shipped : Design, F3b, Unl 07-02-003 : Hall, David : Desert Union of Sailplane Thermallists (DUST) solicits members in CA David Hall, 3030 Cypress Rd. Palm Springs, CA 92262 (619) 320-5814 : Clubs 07-02-004 : Kuhlman, Bill& Bunny : The future of flying wings looks bright unless banned for unfair advantages Wings are capable of the perf. required to win but piloting must improve. : Flying Wings 07-02-006 : Slates, Jerry : Foam rubber can fill the hinge gap and reduce drag. : Construciton, Stabilizer 07-02-007 : Palmer, Rick : Rick uses a crow call to attract crows which like to find thermals. He has repeated this several times and uses it regularly. : Thermalling 07-02-008 : Reynolds, Waid : Rick uses Excel spreadsheet to create helpful charts. Other spreadsheets with graphics should work as well. : Software, Aerodynamics 07-02-010 : Jones, Gordon : Gordon tests a rather flexible kit using a sheeted foam wing and one of two fuselage options. Dan Acker is the designer. : Kit Review 07-02-011 : Griffen, Len : A program is offered for computing contest standings & end of year results Len Griffin, N9946 River Rd., Wisconsin Dells, WI 53965 : Software, Contests 07-02-011 : Griffen, Len : Schueman Wing platform dimentions are computed based on target chord, span Loc. of flaps and ailerons comp. N9946 River Rd. Wisconsin Dells, WI 53965 : Software, Design, Wing 07-02-012 : Palmer, Rick : Silhouette kit by Douglas Aircraft Model Aviation was smooth & acrobatic Flew and landed faster than expected. : Kit Review, HLG 07-02-013 : Knox, Kenneth : Sacramento Valley Soaring Soc. is accepting charter members Florin HS sports field at 9:30 AM Saturdays or call (916) 682-3400 : Clubs 07-02-014 : Simons, Martin : Pt 2 continues to discuss polars & the consequences of lift & sink. Flying fast is required to minimize effects of down air. : Aerodynamics, Thermalling 07-02-019 : Edmonds, Terry : Terry wants who wants to participate in setting FAI rules. Terry Edmonds, 1 Lakeview Dr. Iowa City, IA 52240 : Contests 07-02-020 : Griffin, Len : Len built three sizes of this model and discusses their relative perf. Aspect ratios should be lower for 2M. More poly for larger models. : Design, 2M, Std, Unl 07-02-023 : Greg Vasgerdsian : Greg describes how Jerry Slates began his business and describes it now. : Communications 07-03-000 : Slates, Jerry : Phoebus 48" HLG design photo from Am S/P Design shown. Model is 10 Oz, 1/32" sheeted foam wing design at $90 : Scale, HLG 07-03-002 : Gray, Jim : FMT Flug und Modell Technik is rated as an excellent periodical. Verlag fuer Technik und Handwerk GmbH, Postfach 1128, D-7570 Baden Baden WG : Book Review 07-03-003 : Banka, Bob : Scale Model Research announces offering of 3 view drawings for scale doc. 100 sailplane photo-packs, 21 powered sailplanes, most 3 views. : References 07-03-003 : Bogardus, Carl H. : Aviation & Computer Enthusiasts (ACE) publication highlighted Write ACE 2009 Camelot Drive, Las Cruces, NM 88005 : Clubs 07-03-004 : Kuhlman, Bill & Bunny : The process of foam cutting is discussed & illustrated for flying wings Two template method is shown. : Foam Wing, Construction, Flying Wings 07-03-006 : Slates, Jerry : Ways to mount the cables in thin F/G fuselages is discussed. Balsa strips with holds for cables are mounted to sides and pinned in place : Fuselage, Construction, Control 07-03-008 : Anthony, Don : Mariah 2M S/P was difficult to build - Changes noted. Flying was good. Specific model was 39 oz. pod & boom designwith S4061 airfoil. : Kit Review, 2M 07-03-012 : Byers, Wil : A E221 airfoil was tested. Results showed good penetration + good lift. 16.6 A/R 98" span, 14-28 oz/ft^2 loadings : Design, Sailplane, STD 07-03-014 : Simons, Martin : Pt 2 Section 1 discusses effects of ballast and model weight on flight All aspects of optimized trim compromise some important aspect. : Aerodynamics 07-03-017 : Gray, Jim : Casio Digital Barometer/Altimeter Watch is discussed. Features are listed Not too specific instructions are given. : Electronics 07-03-018 : Bayard, Bob : Instructions for foam cutting are illustrated and discusssed. .022 wire was recommended. : Foam Wing, Construction 07-03-021 : Unknown : Midland has a hands off walkie talkie which should be good for F3B practice 49 MHz design used ear microphone and speaker. : F3b, Radio, Communications 07-04-000 : Ferdinando Gale' : Laros (circa 1942) Free Flight model design is shown in three views 2.14M span, 160 mm mean chord, SL-1 Airfoil, Wing loading 3.23 Kg/m^2 : Design, Sailplane 07-04-002 : Gray, Jim : Model Construction Video's Mariah Construction Tape is given good reviews. Denny Darnell has given birth to a series of teaching tapes for modelers. : Review, Video 07-04-003 : McGowan, Bob : Hints of how to get radios into small spaces are presented. Removing battery cases is one good idea. : Radio, Fuselage, Construction 07-04-004 : Kuhlman, Bill & Bunny : Faszination Nurflugel text on flying wings documents changes in designs. Lacks key theory but is otherwise a bargain at ~$20. : Flying Wings, Book Review 07-04-006 : Slates, Jerry : More on installing pushrods in fuselages. Here larger models are covered. constructing partial formers and setting them is covered. : Construction, Control 07-04-007 : Jones, Gordon : Obechi comes in single sheet & is strong & light. Apply best with tape. Spray adhesive doesn't seem to work here according to Gordon. : Foam Wing, Construction 07-04-008 : Cope, Gene : Detailing the cockpit and pilots. Make doll clothes duplicate fabrics look up insignias, instrument positions etc. Look for details. : Scale 07-04-009 : Reynolds, Randy : New Mailing Address: F3B USA, 122 E. Uintah St., Co.Springs, CO 80903 Latest change is hopefully last for a while. : F3B, Newsletter 07-04-010 : Palmer, Rick : IMS-Pasadena show is reviewed. Several new models were shown. : Show Review 07-04-012 : Slates, Jerry : More on the IMS-Pasadena Show. : Show Review 07-04-013 : Byers, Wil : The Tri City Soarers International R/C Scale Fun Fly '90 is promoted It looks like a very nice event is taking place. : Contests, Communications 07-04-014 : Simons, Martin : Part 2 Section 2 on Sources of Drag. The drag budgeting is discussed. The advantages of a good model are discussed. : Aerodynamics 07-04-021 : Radioglide 90 : Radioglide 90 entry form and a description of the event is covered. : Contests, Communications 07-05-000 : : Los Banos Fun Fly photos & Review & directions to beautiful slope sight More photos on page 15, Good photography. : Contests 07-05-001 : Murray, Lee : RCSD Database available from Bears Cave BBS (24 hr/day) : Software 07-05-002 : Mcolgan, Don : Masters of S. Tournament results: McGowan, Koplan, Wurtz, George & Edberg Very close results & novel format (4 for 22 min, variable landing points) : Contest 07-05-003 : Welwood, Bob : John Clarke's video on foam cutting and bagging offers advanced tips. Only $10 + 3 P&H 911 Covert Av., New Hyde Park, NY 11040 : Video 07-05-004 : Kuhlman, Bill & Bunnie : Contributions of Ken Bates are reviewed. Ideas on design reviewed. No dihedral desired. Stability comes from more sweep. References. : Flying Wings 07-05-005 : Harger, Jim : Testing for improvements with turbulator strips by only doing one wing. Look for turning and changes in trim settings. : Aerodynamics 07-05-007 : Byers, Wil : The Casio #510 altimeter wrist watch is discussed. Will hold max altitude. 13,120 ft max altitude and alarm functions in addition to chronograph ftns.. : Electronics 07-05-009 : Slates, Jerry : Use Dremel router tool for spar slots in foam wings. Custom sanding blocks Save by using light spackling vs Model Majic which costs lots more. : Construction 07-05-009 : Soar Valley Soarers : Very little weight savings found for using litespan vs solarfilm. Ideas for weight savings given. : Finishing, Construction 07-05-010 : Simons, Martin : Vortex drag is discussed along with RN effects. Clark Y still good - L.Spd Wing size shown to be a major effect in comparing performance. : Aerodynamics, Wing 07-05-018 : Sanders, Eric : The Vision radio by Airtronics can be modified to operate Futaba and others The change is to invert pulses. A diagram is shown. Looks good. : Radio 07-05-021 : Jones, Gordon : The sucker kit by Composite Aircraft Engineering & Supply reviewed. A very pleased customer gets information via phone call. : Construction, Wing, Fiberglass 07-05-022 : Anthony, Don : Ideas for thermalling contests: Silent Timer, Novice Pilot, Opt. Duration Trimming and stability event. Plenty of ideas for having more fun. : Contests 07-06-000 : Morrey, Eric : 3 View plan on Prowler III design: geodesic ribs & blue foam, E193, Nice! British design, small plywood fuselage, 64 oz, 900 sq in., Alloy tube spar : Design, Std. 07-06-001 : Slate, Judy : Martin Simons is coming to California to visit Slates & meet modelers : Communications 07-06-002 : Scidmore, Al : F3J contest with hand towing aids spectator enjoyment and was well received by contestants as well. Will be repeated in October of '90 : Contests, F3J, Thermalling 07-06-002 : Spindler, John : Additional modifications for Vision Radio reduces susceptibility to noise This is a follow up comment to last month's article on Vision Modifications : Radio 07-06-003 : Nankivil, Mark : 3 Events are described to be run during NATS this year. FIA F3E(7 Cell), RC Class A S/P Event 610 & 612 : Contests, Electric, NATS 07-06-003 : Russel, Peter : Brass output gears replaced on Airtronics 401 Servos 2086 Swensen Ct., SanJose, CA 95131 (408) 259-1081 : Radio 07-06-004 : Kuhlman, Bill & Bunnie : An Applesoft BASIC program offered to compute camber lines for wings This increases number of wings that can be used for flying wings. : Software, Flying Wings, Aerodynamics 07-06-005 : Darnell, Darrell : Some comments about advantages of FG covered foam core wings on Falcon 880 Al tube LE, CF in TE, Joiner tubes inserted last, some details from Video : Construction, Video, Composites 07-06-006 : Slates, Jerry : Rohacell PROPERTIES, sources key bagging supplies, canopy antistats Rohacell is polymethacrylamide foam and is innert to most solvents : Construction, Wing, Composites 07-06-008 : Wehofer, Chuck : The Southwest Regional Contest for 1990 is covered. Participation is up! : Contests 07-06-009 : Jones, Gordon : How to have better and bigger contests is topic of article by Gordon : Contests, Communication 07-06-010 : Anthony, Don : Programable ratios switched at contests, Don's planes got damaged. Confusion at the transmitter impound + bad communications is blamed. : Contests, Radio 07-06-014 : Simons, Martin : Effects of aspect ratio are discussed in a series of articles by Martin S. Computer program is used to illustrate differences in wing platform. : Aerodynamics 07-06-021 : Readers : Several letters discuss the implementation of S-MTS events. Experiences! Wayne Fredette - Soar has the experience : Contests, F3B 07-07-000 : La Siera Slope Soarers : LS-1 Slope Soaring glider with 60" span is shown in 3 views, S3021 wing 24 Oz, box type fuselage, no dihedral, flaperons. : Design, HLG, Slope Soaring 07-07-001 : Underwood, Robert : No non-narrow band transmitters may be sold after March 1, 1993. From FCC news release to the model press. : Radio 07-07-002 : Slates, Jerry : Laser templates and a wing press are discussed for the const of F.Core wing LJM Associates templates now in 2 piece design for easy use with F. cutters. : Construction, Foam, Wing 07-07-004 : Kuhlman, B^2 : Properties of airfoils for full size sailplanes compared:E662,HQ35/12.29... Du86-084/18 : Aerodynamics 07-07-006 : Murray, Lee : Laser cut templates in upper and lower design are discussed with costs. Available airfoils are listed. : Construction, Wing 07-07-008 : Simons, Martin : Part 3 deals with use of theo. polars vs wind tunnel data and wing select. Use largest wing platform, then select profile. Don't expect miracles. : Aerodynamics 07-07-010 : Jones, Gordon : Gordon suggests that you read Martin Simon's book then select airfoil. Get experience with airfoil before you select it for the world beter. : Design 07-07-011 : Slates, Jerry : Flying Elec. Powered Airplanes by D. Pratt is good guide for getting into electric flight. $12.95 from Tab Books Blue Ridge Sumit, PA 1729-2191 : Book Review, Electric 07-07-012 : Heinrich, John : Buzzard pod and boom fuselage by Dave Acker was built for use w/ Riser wing. Dave Acker, Precision Foam Cores is source for kit. : Kit Review 07-07-014 : Vasgerdsian, Greg, et.al. : Tri-City Soarers ...Scale Fun Fly is reviewed. + 8 Points on Drag Reduction. Flying plus symposium on model soaring. Excellent photos by J.Slates : Show Review 07-07-018 : Voss, George : The design of wing bags (covers) is discussed and shown. Can be made by most modelers or wives. : Construction, Wing 07-07-019 : Gewain, Gail : Husband & wife start company to supply vacuum bagging supplies. Composite Structures Technology P.O. Box 4610, Lancaster, CA 93539 : Composites, Construction 07-07-020 : Anthony, Don : Ideas for fun fly are listed: bomb drop, aerobatics, landing circle : Contests 07-08-000 : Smart, Mike : Raven SC20 design with ailerons is shown in 2 views, Slope or Thermal. 8-9 oz/ft^2 32-36 oz, British design, part of several in a series : Design, Sailplane, 2M 07-08-002 : Teo, Jeremy : Achieve aileron differential by moving the zero position of servo arm. : Control 07-08-003 : Jones, Gordon : Gordon enjoys flying Aquila designs very much and has 2M to 120" versions : Flying, Design 07-08-004 : Kuhlman, B^2 : Comments on E230 airfoil, FW airfoil developments, FW Bibliography Project Penumbra update. : Flying Wings, Communications 07-08-005 : Anthony, Don : Roll of dice duration contest idea suggested for fun fly. (see V7 #8) : Contests 07-08-005 : Cope, Gene : How to make a light wheel is discussed. Use foam ala Dave Brown design : Scale 07-08-006 : Murray, Lee : The Casio model 376 watch calibration is checked and features reported. Sampling is every 9 sec. up to 5 minutes. Temperature sensitivity a problm : Electronics 07-08-014 : Simons, Martin : Coverage of large scale thermal duration contest in Waikerie, Australia. Nice photographic coverage and ideas for US contests. Several launch modes : Scale, Thermalling, Contests 07-08-022 : Reiffer, Ray : Ideas on how to find lift and what kinds of lift exist. List from gravel pits and pine trees. Wait for lift over hot areas. : Thermalling 07-09-000 : : Saber design is shown in 3 views & discussed on p 12, SD7037 w/ airfoil 14:1 AR, 121" span, 1030 sqin, 70 oz, FG fuselage, obechi skin, for Vision : Design, Sailplane, Unl 07-09-002 : Mellor, Michael : Sanding block design is shown w/ cork sides & easy changing of paper. uses 3/4" wood with .25" cork sides and 3/8" dowel grove : Construction 07-09-003 : Jones, Gordon : Ophthalmologist can help select the best sun glasses. Wing color ideas. Look at other's models to select best combinations. : Finishing, Thermal Soaring 07-09-004 : Kuhlman, B^2 : Review of Walter Panknin's presentation at the MARCS Soaring Symposium Listed LJM Associates for Flying Rainbow program : Flying Wings, Design 07-09-005 : McGowan, Ray : A disconnecting switch for winch batteries is illustrated with source Bathurst, Inc. Box 27 Tyrone, PA 16686, $12.95 : Winch 07-09-006 : Reiffer, Ray : Techniques for flying in vortices, bubbles, columns, waves & slope soaring Controversial aspects to his ideas. : Thermalling, Slope Soaring 07-09-014 : Simons, Martin : Understanding T.S. sailplanes, Pt 3 discusses accuracy needs of wings SD6080 by Murray & Hohensee used as an example of accurate wing. : Aerodynamics 07-09-017 : Harding, Greg : Greg takes Martin Simons to issue with turning radius as a function of WL Martin agrees in principle but in practice wing loading increases radius : Aerodynamics 07-09-018 : Darnell, D.O. : 1990 NATS comments + tapes of Selig & Donovan talk and Legend SP constrn. Building the Airtronics Legend tape to be produced soon. : Contests 07-09-019 : Cagan, Myron : A book by Mitch Poling rated above several others listed in this article. Zeneth Books has this 76 page book @ $10 : Book Review, Electric 07-10-000 : Morrey, Eric : Open Soarer by Richard Yates has 141" Span, 12.3 oz/sq ft, E193 Airfoil Blade spoilers, polyhedral design for thermal soaring. Discussion on pg 6 : Design, Sailplane, Unl 07-10-001 : Slates, J^2 : RCSD announces that with this issue there will be more pages in RCSD. List of sailplane enthusiasts in your area available from RCSD. : Communications 07-10-002 : Slates, Jerry : Composite belcrank made from pattern and mold is described and illustrated. Jerry uses molding board with two part liquid rubber molding material. : Construction, Composite 07-10-004 : Kuhlman, B^2 : Proj. Penumbra at proof of concept stage is looking good for speed, therm. stabilty and durability. Longer spar, sheeting found to be improtant. : Flying Wings, Design, F3b 07-10-008 : Anthony, Don : Pushrod design is shown for use with long fuselages. Good temp. stability 1/8" wood dowel runs through nylon outer guides and uses aluminum joiners. : Control, Construction 07-10-010 : Simons, Martin : Understanding Thermal Soaring Sailplanes, Pt. 3 Camber & Thickness 2 most important features of an airfoil. Lift is a function of camber : Aerodynamics 07-10-011 : Kamffer, Gert : Aluminum litho plates used to make wing spars with 2 L shapes. Only one L shape spar was needed in tip panels. F3b launches were possible : Construction, Wing 07-10-012 : Stevens, Peter : Advantages to hand towing are listed with information about modifications to existing equipment for the task. Good article on the subject. : Launching, F3J 07-10-014 : Jones, Gordon : Description & rules given of F3J contest with comments about experience. Launching of heavy sailplanes does not require olympic effort. : Launching, F3J, Contests 07-10-018 : Hulme, Alan : Features of a good scale powered slope model are listed. Construction tips. Loading target 16 Oz/Ft^2, good tail moment arm, low drag are some features : Scale, Powered Flight, Slope Soaring 07-10-020 : Metze, Scott : Description of Tempest kits & ARF models are shown. Costs $227-$488. Scott is an expert in the use of composites and part of Rutan's company. : Design, Kit Review 07-10-021 : Metze, Scott : Jack Chambers AF designer and professional model builder discussed JC Airfoils shown and information about getting in touch with him. : Communications, Aerodynamics, Airfoil 07-10-024 : Byers, Wil : Vinylwrite has new stencil product which is paint resistant. .5 - 5.25" Proofs available. Complete instructions for use are included. : Finishing 07-10-028 : Palmer, Rick : Komet kit by Am. Sailplane Design @$70 is a durable good flying model. Balsa sheeted wing and f/g fuselage construction. : Kit Review, Flying Wings, Slope Soaring 07-10-037 : Garrison, Paul : Illustrated Ency. of Gen. Aviation good source for information about F.S. size : Book Review 07-10-037 : Slates, Jerry : Old Buzzard's Soaring Book by Dave Thornburg is recommended as good and informative reading. Pony X Press, 5 Montecicello Dr., Albuq. NM 87123 : Book Review 07-10-038 : Slates, J^2 : A Picture Postcard History of U.S. Aviation by J. Lengenfelder @$12.95 Collection of p.cards. Almar Press, 4105 Marietta Dr., Binghamton, NY 13903 : Book Review 07-11-000 : : Whale Fin Tempest by Scott Metze is shown in 3 views. 60", 9 Oz/Ft 18 Oz, 288 sq in, 12.5 AR, 29" fuse, 2 channel (ailerons & Elevator) : Design, HLG 07-11-002 : Slates, Jerry : Reference given to source for wing rods and vacuum wing press. Also Chuck Anderson's airfoil plotting program is discussed. : Wing, Construction 07-11-003 : Anderson, Chuck : Plotting programs for Commodore, IBM, Macintosh, Atari & Amiga computers available from Chuck Anderson. See Sources Database : Software, Airfoil 07-11-004 : Kuhlman, B^2 : Coordinate sets for 3 John Yost airfoils are given. EH-1.0/9, 1.5/9 & 2/10 Used for constant chord wings of no or slight taper of <,= 20 deg : Flying Wings, Airfoil 07-11-006 : Stevens, Peter : Detailed instructions for launching using hand towing are given. Discuss communication rules ahead of time, keep antenna away from model. : F3J, Launching 07-11-008 : Jones, Gordon : Gordon recounts visit with Martin Simons and his wife in California. Martin likes models to experiment with aerodynamic concepts. : Communications 07-11-010 : Simons, Martin : Part 3 Understanding Thermal Soaring Sailplanes is continued Clark Y is compared to FX63-137 and NACA 6409 : Aerodynamics, Wing 07-11-013 : Rosner, Kurt : The Magic Wand RC channel analyzer by Jim Hauser is discussed/reviewed. The analyzer may be a major asset for clubs to use at field. $500 : Radio, Electronics 07-11-014 : Byers, Wil : The X-347 computerized TrX by JR is discussed. Alternative to Vision Features of mixing may be greater than offered with other equipment. : Radio 07-11-020 : Abell, Bruce : Polyester Chiffon has been used to cover wings for many years. Advantages include less thermal expansion than shrinkable films. + light turbulence : Construction, Wing, Finishing 07-11-024 : Byers, Wil : Torrey Pines Scale Slope Soaring Fun Fly is covered with photos. Attraction = Competition, Leisure, Learning, & Comraderie : Contests, Slope Soaring 07-11-029 : Gray, Jim : US team will be Jolly, Perkins, Wurtz & Dawson as alternate. B. Blakeslee was CD at compet. SMTS/F3B board listed. Rules discussed : F3b, Contests 07-11-034 : Anthony, Don : Ideas for fun events are listed: Balloon Tag, L/R turn only, Can Jackpot Ideas are useful in creating fun events vs standard competitions. : Contests, Thermalling 07-11-036 : Palmer, Rick : More photos and information about Torrey Pines Scale contest. : Contests 07-11-038 : Jones, Gordon : Gordon reminds us that the rules for AMA competition are in the AMA rules and the MAA rules. Newcomers can learn about contests by reading rules. : Contests 07-12-000 : : Magic design by shown in 3 views & discussed, Schumann FX-60-100 wing, 138 in. A cumputer designed model with promising performance claims. : Design, Unl 07-12-002 : Slates, Jerry : T-tail / H. stab mounting problems are addressed with a design tested by Jerry through several years of experience. Molded CF/Epoxy components : Construction, Control 07-12-004 : Kuhlman, B^2 : The ASM-LRN-007 designed for Re between 250K and 500K in theory looks good. The design is for large models but is untested as yet. Look is unusual. : Aerodynamics, Airfoil 07-12-006 : Jones, Gordon : Small servos are compared by size, power, and weight but not price. Users are wanting metal gears in servo's although this may be unwise. : Control, Radio 07-12-012 : Simons, Martin : The design of the 'Magic' kit by Frank Weston draws comments from M.Simons Modern construction methods, good design, Schumann platoform, T-Tail : Kit Review, F3J, Unl 07-12-013 : Weston, Frank : A course is offered by Frank on the use of vacuum bagging for making wings. Cost is free with purchase of kit. Registration cutoff is 12-15-90 : Construction, Composites 07-12-014 : Cope, Gene : Instructions on constructing a model from a 3 view drawing. PWS-101 glider Some suggestions for scaling the plans are given. : Scale, Unl, Construction 07-12-016 : Simons, Martin : PWS-101 1/4 scale model by M.Simons is topic. Construction notes included Waclaw Czerwinski's original flew in 1936. Wing contains transitioning AF : Scale, Construction 07-12-031 : Byers, Wil : Scaled down airfoils do not operate as well as an airfoil designed for that application having the target thickness. Theo. comparison is made. : Aerodynamics, Airfoil 07-12-034 : Metze, Scott : Versions of the Tempest are described in more detail than earlier article 1.25M-R.E./JC-18 1.5M-R.E./JC-19 2.0M-R.E.A/JC-22 S.W.Exp/JC-16 52" span : Sailplane, Design 07-12-038 : LSF : New address given: LSF, P.O. Box 517 Winfield, IL 60190 : Communications, Contests 07-12-039 : Murray, Lee : RCSD database is available in forms for IBM computers. Contact L.Murray LJM Associates, 1300 Bay Ridge Road., Appleton, WI 54915 (414) 731-4848 : Communications, Software 07-12-039 : Slates, Jerry : ...Mid-America '90 ...Nats & Selig/Donovan talk tapes reviewed. D.Darnell Interviews with competitors, views of models, and talk by Selig/Donovan. : Video 07-12-041 : Burr, George : George is putting together an F3J newsletter - topics listed Write George at 1614 McCarthy Blvd., Wausau, WI 54401 : F3J, Communications 08-01-000 : Spicer, Richard : Synergy 91 is shown in 3 views on cover and discussed. 117" span SD2048 Schuemann planform, loading=12-20 oz. AR=13.1:1 975 sq in shoulder ht wing : Design, F3B 08-01-001 : Fraser, David : Theoretical polars by Frank Weston on the Magic is challenged but no details were provided. RCSD advises caution in using the info. : Aerodynamics, Software 08-01-002 : Slates, Jerry : Arrow shafts are used to make T tail mounting devices which are strong The aluminum shafts may are best in this application. 1/8" steel wire used : Construction, Stabilizer 08-01-004 : Kuhlman, Bill & Bunny : Z Turbulator strip source from Hobby Lobby. Lobo Kit for $50 discussed. 71 inch span. Has small body for servos. : Flying Wings, Aerodynamics, Kit Review 08-01-006 : Simons, Martin : Synergy manufacturing site is visited. Some details of construction given Rich Spicer and Richard Tiltman are partners in RnR business. Milpitas CA : Kit Review, Communication 08-01-010 : Russo, Guy : A format for a variable max time event are discussed. The points awarded are variable. 50 flight points separate 5 7 and 9. Landing points decrease. : Contests, Landing, Flying 08-01-012 : Byers, Wil : Logic given to determining the flying conditions at a slope. S6062 A/F Elements of the fun associated with slope soaring are discussed. : Slope Soaring 08-01-016 : Jones, Gordon : A description of the LSF program is given and information about members. : LSF 08-01-017 : Stevens, Peter : Knots for winch lines are illustrated and discussed. An important topic Other ideas for care of winches are given. : Winch, Launching 08-01-018 : Stump, Mike : Troy Lawicki design has enjoyed success in NATS in other contests. S3021 S7037 S7032 airfoils have been used. Launches and flying is V good. : Design, 2M 08-01-019 : Jones, Gordon : A hatch design is illustrated with spring release. Looks good "T" is design puts a wire outside the hatch for opening. : Construction, Fuselage 08-01-020 : Simons, Martin : Pt 3 of Understanding Thermal Soaring Sailplanes. Clark Y is exceptional Minimum sink rate of minimal use when comparing similar airfoils. : Aerodynamics, Thermalling 08-01-026 : Scidmore, Al : A review of the Sept 90 contest and equipment used in Madison WI discussed. : Contests, F3J 08-01-029 : Morris, Pancho : The Texas National Tournament (TNT) was discussed. 28 flyers competing : Contests, MTS, F3B 08-01-030 : Darnell, D.O. : Video on the Airtronics Legend and Falcon 600 are now available from MCV Some information about the Visalia Soaring Contest. : Contests, Videos 08-01-032 : Sperger, Greg : Greg makes comments about how to determine the wing area and loading Technique uses paper to make a scale wing and then measure paper basis wt. : SMTS, F3B, Contests 08-01-035 : Gewain, Gail : Unique products offered by Composite Structures Technology are listed. Teflon coated glass cloth with bleader felt applied makes fine texture : Composites, Construction 08-01-037 : Slates, Judy : Questions answered about requirements for articles in RCSD. Disks files IBM or Macintosh formats, photos (B&W or Color). Printed articles ok. : Communications 08-01-039 : Breardsley, Rich : California Slope Racers has elected Rich Beardsley as first chairman. R. Beardsley, 2401 Country Lane, Santa Maria, CA 93455 : Clubs, Slope Soaring 08-02-003 : Slates, Jerry : Good illustrations & instructions on aero-towing are given. High wing model ideal with towline attached to top of wing. : Aerotowing, Launching 08-02-004 : Clarke, John : First Step training tape shows beginners those finer points not discussed in instructions. $19 911 Covert Ave. New Hyde Park, NY 11040 : Video 08-02-006 : Kuhlmen, Bill & Bunny : Raven flying wing, plank design, is discussed along with claims of thermal ability. Dave Jones model. Also shown in Model Builder. : Flying Wings, Kit Review 08-02-008 : Morris, Pancho : Features of 100" Ehecatl sailplane are illustrated. Good ideas about construction are listed. : Design, Std Class, Construction 08-02-011 : Reiffer, Ray : Ray discusses how a 1/5" Sperber flew. Tight turns were not a recommended however the model flew well in larger thermals. The L/D was impressive. : Flying, Scale 08-02-012 : Simons, Martin : Clark-Y compares well to modern airfoils in theory and in practice. The airfoil should be built according to Clark Y's coordinates. : Aerodynamics, Thermal Soaring 08-02-016 : Byers, Wil : Etiquette - an important part of the hobby often too neglected. Relates to safety, keeping flying sites, friendship within clubs, public image. : Communications, Flying, Slope Soaring 08-02-022 : Glithero, Iain : Raven SC20 by Mike Smart Designs with F/G Fuse and sheeted wings. <20 Hr construction time required. 32-28 OZ. 2M design : Kit Review, Two Meter 08-02-024 : Jones, Gordon : Contest without wind proved to be work for contestants and helpers. Good instructions on epairing F/G fuselages are made. : F3J, Construction 08-02-028 : Simons, Martin : A description is given of the Viking Cup slope race in Buxton in October. Details of strategy are given. : Slope Soaring 08-02-033 : Overton, Tom : A hot box is made from a 400 watt heating blanket and a 75 watt bulb. the bulb controlls temp inside a cardboard box for curing F/G wing skins. : Construction, Wings 08-02-034 : Murray, Lee : RCSD database part 1 discusses the database of references and sources. the value of the information is shown w/ instructions on how to use it. : Software 08-02-036 : Paden, Tom : Measuring wing area for SMTS contests can be done electronically. Tom gives details if you write. 100 N. Whismnan Rd., Mountain View, CA 94043 : Electronics, Aerodynamics 08-03-002 : Slates, Jerry : Perseus scientific sailplane notes and remotely piloted vehicles or RPV's Bill Siruru's book on subject, Tab Books, Blue Ridge Summit, PA 17294-0840 : Aerodynamics, Design 08-03-004 : Kuhlman, B^2 : Dave Jones' Blackbird 2M wing recommended as 1st F.Wing for people w/ ail. experience. Thermals well and has beter performance than Raven. : Flying Wing, Design 08-03-006 : Dvorak, John : Bob Periman is South Bay's good samaritan spends time training and flying Wife, Bettyanne has been a supporting partner. : Communications 08-03-007 : Morris, Panchio : Crow with Airtronics Champ. 7 is achieved with Airtronics mixing modules. Other mixing functions are available for Flaperons, V-Tails, Elev-Spoiler : Radio, Control 08-03-008 : Jones, Gordon : Andersons Model Design Software is evaluated and the funtions described. Program can create a plan for a F/G fuselage plug. Also modifies airfoils. : Software, Airfoils 08-03-012 : Eames, Stan : Slope soaring adventure ob Stan & Sal of N.E.Sailplane Products is told. : Slope Soaring 08-03-016 : Jones, Gordon : Wal-Mart sells rubber gloves. Fishing supply store can give you spools. Baking Soda doubles for microbaloons. : Construction 08-03-017 : Vasgerdsin, Greg : 50 minute video shows sites in CA, WA, OR, CO, HA & Australia. Scale ships shown. $25 Mark Foster, 926 Oneonta Dr. S.Pasadend CA 91030 : Slope Soaring, Video 08-03-018 : Simons, Martin : Flaps is subject of Part 4 of Understanding Thermal Soaring Sailplanes. Use + for thermalling and launching and reflexed (-) for speed : Aerodynamics, Thermalling 08-03-020 : Beardsley, Rich : Slope Racing practiced in california and in an official AMA event. : Slope Soaring, Contests 08-03-022 : Slates, Jerry : IMS shown in Pasadena. Jerry talks to sailplane product vendors and passes on useful information. : Show Review 08-03-028 : Byers, Wil : Photos and comments about originals of classic scale gliders are included. Leters and photos from readers showing sites in MI, IN, WA. : Slope Soaring, Scale 08-03-034 : Stump, Mike : 1990 AMA Soaring Nationals in Vincennes, IN is reviewed in good detail. : Contests, Nationals 08-03-038 : Winiecki, Don & Paden, Tom : More discussion of using electronic integrators for measuring wing area on sailplanes for SMTS competitions. : Software, Contests 08-04-000 : : Elite 100s standard class model design is shown in 3 views. Rib constrn. polyhedral design has 795 sq in., 11.5 Oz/Ft^2, E193 section : Design, Std 08-04-000 : Abell, Bruce : Dragonfly with forward swept wings shown in 3 views. Polyhedral design high A/R fin Wing transitions from 12 root to 8% at tip : Design, 2M 08-04-003 : Slates, Jerry : Instructions are given on how to make one of a kind fuselages in F/G Plug is made from styrafoam and sanded to shape, glassed and foam dissolved : Construction, Fuselages, F/G 08-04-008 : B^2 : Airbrakes are needed for the fast wing designs. Guidelines are given to design optimum system. Hinge at 40%, 5% of wing area, 1/3 of span. : Flaps, Flying Wings 08-04-010 : Jones, Gordon : A flying seat is shown which converts R/C control to pilot like controls. A joy stick is linked to the two control sticks on a transmitter. : Flying, Control 08-04-014 : Simons, Martin : Understanding Thermal Soaring Sailplanes - Part 4 talks about turbulation separation bubbles, boundry layers. SD8000 polar used as example. : Thermal Soaring, Aerodynamics 08-04-019 : McCalmet, Chuck : 2M sailplanes best for young modelers. Good tips on training techniques are given. Safety and preparidness are stressed with good reason. : Thermal Soaring, Training, Communications 08-04-020 : Byers, Wil : Models often chosen for wrong reason. Consider limitations: site, your personality and flying style when selecting next model. S2062-slope racing : Slope Soaring, Design 08-04-024 : Champine, Bob : Push pull designs are recommended for low friction & slop, high accuracy light weight. Several illustrations of designs are shown. : Design, Control 08-04-028 : Stump, Mike : The Duck design includes foam wing design with flaps and ailerons S3021 model with F/G fuselage. Design by Troy Lowicki : Kit Review, 2M, Std 08-04-036 : Marshall, Peter : More on the IMS shown with comments about Ninja, Samural, Duralene, Coyote, Hobie Hawk to be made again! Jaguar, Cheetah, Lynx, Xingu : Show Review 08-04-042 : Slates, J^2 : List of sources is given for slope soaring products with comments about function and name of products. Excellent!! : Slope Soaring 08-04-050 : Murray, Lee : Part of Lee's article on databases for articles and sources in RCSD describes downloading information from a BBS and getting it onto a computer : Software, Sources 08-05-000 : Byers, Will : Review of special considerations in slope soaring. Speed causes precise control to become a requirement. : Slope Soaring, Contests 08-05-002 : Slates, Jerry : Background info. & sources for making models using thermosetting resins and reinforcing materials. Also info about Soaring Symposium Notes : Composites, Fiberglass, Construction 08-05-008 : Kuhlman, B^2 : Basic program written in Applesoft and IBM Basic for computing wing twist and CG placement for flying wing designs. Free for $2 postage : Flying Wings, Software 08-05-014 : Murray, Lee : Casio altimeter watch temperature sensitivity is defined. Caution to insulate is made. Also removing band instructions. : Electronics 08-05-015 : Reiffer, Ray : Snail shell thermal pattern noted with clear skies and light winds. V. strong thermals noted w/ very high altitude. Electric launching helps. : Thermalling, Launching, Flying 08-05-016 : Sile, Jack : BARCS club organization and program explained. British Assoc. of RC Soarers F3J contest format used. Competition in regional contest basis of champion : Contests, Clubs 08-05-018 : Jones, Gordon : PC-Soar program is reviewed and illustrated. Program has features allowing evaluation of airfoils, model designs, polar data graphically shown. : Software, Aerodynamics 08-05-022 : Simons, Martin : Part 4 of 4 part article on understanding thermal soaring sailplanes Parasitic drag only important at high speeds. Flying wings have own problem : Aerodynamics, Thermal Soaring 08-05-031 : Welwood, Bob : Diary of a Slope Soarer gives interesting article about the activity of several days in his life having to do with soaring and life. : Slope Soaring 08-05-040 : Stump, Mike : '91 Toledo Model Show is covered from a sailplaner's point of view Photos of booths are interesting. Airtronics Infinity radio announced. : Show Review 08-05-050 : Stump, Mike : Rules for Multi-task soaring are listed. These will be used at the NATS other information also provided about this compeition. : Contests 08-05-055 : Stevens, A.B. : knot design are illustrated for joining broken lines or connecting to fixtures. Barrel know and blood knot compared. : Winches, Launching 08-06-002 : Slates, Jerry : Altimeter circuit of French design is available from RCSD in French. Terry Edmonds provided article. : Electronics, References 08-06-002 : Slates, Jerry : Jerry announces the start of a series of construction articles on building a model for the beginner which will become more complex with time. : Construction, Design 08-06-005 : Murray, Lee : A leading edge gauge made from a plot of the airfoil and 5 mil Mylar provides a reference for final sanding and correction of L.E. shapes. : Construction, Wing 08-06-006 : Kuhlman, B^2 : Tailless Aircraft, Their Layout and Qualities by Nickel and Wohlfahrt provides perhaps the most information about RC flying wings. Source given. : Book Review, Flying Wings 08-06-008 : Jones, Gordon : Falcon 600 is reviewed with construction hints and flight evaluation. S3021->S3014 wing 10.4:1 AR 40 Oz, 9.6 Oz/Ft^2 Loading, $140 kit : Kit Review, 2M 08-06-013 : Davis, Ashley : Spring Soaring Spectacular April 13-14 in Greenville, SC is described High Country S.S. provided the organization at W.Carolina R.C. Club field. : Contests, Communications 08-06-016 : Simons, Martin : Understanding Thermal Soaring Sailplanes part 4 deals with tail prof. drag and the requirements as defined by Moment Arms and Tail Volumes. +Biography : Aerodynamics 08-06-018 : Simons, Martin : Remarks about scale contests, launching problems, other preventable accidents such as ejecting your battery on launch. : Contests, Scale 08-06-020 : Byers, Wil : Retraces by Gene Cope are effective and really scale in every way. Plans for Ka3 model are available from C.H. Chatsworth. : Slope Soaring, Scale 08-06-023 : Sleggers, Ed : Virtually every producer of high performance models is working on an electric version of his model. These models will perform well. : Electric, Launching 08-06-026 : Deis, Frank : A catapult launch is shown under development which is the answer to launching on short fields to get launches of 100-150 ft. Creative! : Launching 08-06-031 : McGolgan, Don : Masters Soaring Championship results shown along with equipment description Airtronics Vision very popular, Legends and Falcons also prevalent. : Contests, Communications 08-06-032 : Slates, J^2 : A profile of Bob McGowan is given telling of his interest progressing from control line, to free flight to RC sailplanes where he has excelled. : Communications 08-06-036 : N.E.Sailpane Products : Alcyone is a 121 in. model made with plywood and balsa using rib constrn. based on Chuperosa design that did well in '91 NATS. : Kits Review, Unl 08-06-036 : Soaring Stuff : Airfoils to Go is a book of airfoil shapes that can be used to make models the product is described by the supplier. (505) 898-1129 : References 08-06-038 : Slates, J^2 : Sources for information are listed including BBS numbers and special interest groups and seminars and workshops. : References 08-06-042 : Slates, J^2 : The results of the RCSD readers survey are presented. Thermal >2M >Slope >X-C >Scale >HLG >Slope? >F3B >Flying Wings >Aero-Tow >F3J >F3E : Communications 08-06-052 : Beardsley, Rich : California Slope Racers at Miguelito Canyon and Los Banos covered. Next race is at Hughes Hill (Loyola U.) Good picture of slope activity in CA. : Slope Soaring 08-06-056 : Carr, Pete : Using Silicon RTV on a wing saddle will prevent Nylon wing bolts from being sheered on low impact landings. : Construction, Fuselage 08-07-002 : Slates, Jerry : Designing a Sailplane pt 2 deals with setting up incidence for the airfoil The airfoil selected is S-3021 an improved E-205. : Design, Construction, Aerodynamics 08-07-003 : Slates, Jerry : Denny Darnell of Model Construction Videos issues construction tape on the Legend. : Videos 08-07-006 : Kuhlman, B^2 : Unidirectional and bidirectional cloths give special properties. Application notes are given. Also JR 305 servo gear notes : Construction, Composites, Radio 08-07-007 : Stump, Mike : Snow fly in Michigan is discussed with plenty of additional notes. : Contests, Communications 08-07-008 : Slegers, Ed : Falcon 600 is modified for use with Keller 35/5 electric motor and 7 cells Instructions given for how to do the modification. Sources quoted : Electric, Launching 08-07-012 : Slatges, J^2 : Johny Clemens, AMA president 71-78, has his biography given in brief. : Communications 08-07-013 : Jones, Gordon : NAA and FAI, their purposes and functions given: Records, Rules, Promotion FAI -> NAA -> AMA -> Clubs : Contests, Communications 08-07-015 : Maiers, Greg : Dragonfly & S. Dragonfly models are discussed along with flight character. Both kits are wonderful and have a high Fun Factor. : Kit Review, 2M, Slope Soaring 08-07-017 : Collins, Taylor : Building servo's into foam wings can cause problems. Taylor has a good solution to the problem by attaching servo to the cover and mounting cover. : Construction, Control, Radio 08-07-020 : Simons, Martin : Part 4 of Understanding the thermal soaring sailplanes deals with the horizontal tailplane and stability. : Aerodynamics, Stability, Stabilizer 08-07-023 : Byers, Wil : Quabeck 1.0-9 gives excellent speed results. Airfoils compared. Visit to H.Stokely and B.Champine - Excellent Allegheny Mtn. site. : Slope Soaring, Aerodynamics 08-07-026 : Satterlee, LeRoy : The Alcyone Unl sailplane id discussed. Has features wanted on modern ship. Schumann planform, rib construction, S3021, designed like large Chuperosa. : Design, Kit Review, Unl 08-07-032 : Murray, Lee : The dangers of flying on stormy occasions (lightning) are discussed along with suggestions for safety. : Thermal Soaring, Communications 08-07-036 : Great Northern Model Eng. : Tow hook provides generous 1.5" of movement and cost only $2.5. Made of sheetmetal. : Construction, Launching 08-07-036 : Model Maniacs : A database for RC Modeler is given which is similar to RCSD database gives references to articles on a variety of topics. : References 08-08-000 : Raley, John : Vintage Sailplane Regatta, coverage of 4th Annual Vint.Sailplane Regatta with photos of DFS Habicht, Grunau Baby, Albatross, Schweizer I-26, TG2-8 : Scale, References 08-08-002 : Slates, Jerry : Designing a sailplane Pt III continues with info on cutting stack of ribs Using Cyano Acrylate glues also described for rib wings. : Design, Construction, CA 08-08-007 : Kuhlman, Bill & Bunny : Serbe Krauss' Tailless Aircraft... test is discussed. 122 pages historic as well as informative articles on development of flying wings. : Flying Wings, Design 08-08-009 : Simons, Martin : Pt 4 of 4 continued. Balance, trim and vortex drag are subjects of this section. Non-lifting tails produce models with lower total drag. : Aerodynamics, Design 08-08-012 : Cope, Gene : Instructions are given for donstructing scale spoilers. .025" aluminum and fiberglass is used with brass tubings for spoiler dog bones. : Spoilers, Construction, Scale 08-08-014 : Byers, Wil : Description of the reasons for thermals is given and for when the air is stable. Lapse rate is defined and described as being very important. : Thermal Soaring 08-08-018 : Slegers, Ed : Some discussion on converting models, Falcon 600, Swift, Chuperosa-popular WACO 7-570 by weston is 38 oz and climbs out in 15-20 sec. Performance + : Electric, Launching 08-08-021 : Morris, Pancho : A description is given on techniques for getting the most height from a launch. Throw straight, steep climb, transition, line release & climb : Launching, Winch 08-08-022 : Jones, Gordon : LJM Plywood templates are reviewed and given good marks for achieving accuracy. Teflon tape added to laser cut 3/8" plywood. : Construction, Wing 08-08-025 : Murray, Lee : Western States Soaring Championship '91 is reviewed with photos and descr. of trade fair items. : Contests, Show Review 08-08-028 : Smith, Cliff : Good thermal soaring experience in Alabama is discussed : Thermal Soaring, Communications 08-08-038 : RCSD : Sources listed in this issue: Seminars, Reference Materials, BBS's Special Interest groups. : References 08-09-002 : Abell, Bruce : How to handle high starts in blackberry bushes and reason for addiction to hobby. Challenge! Very well written! : Communications 08-09-004 : Slates, Jerry : Installation of releasable and adjustable tow hooks and options discussed. Sources given and illustrations, photos shown. : Launching, Tow Hooks 08-09-006 : Davis, Ashley : Soaring the Low Country is about thermal soaring in the Carolinas : Contests, Communications 08-09-009 : Simons, Martin : Stabilizer function and profiles are discussed. A dead spot may exist in the lift curve of symmetrical stabilizers of moderate thickness. : Aerodynamics, Stability, Stabilizers 08-09-012 : Byers, Wil : Dave Wood's slope ship with reinforced bagged wings is described and shown Spectra cloth used on tail surfaces for lightness. Wing has no spar. : Slope Soaring, Design 08-09-014 : Kuhlman, Bill & Bunny : Flutter and the causes of it with the Penumbera 2 flying wing is discussed Ideas for prevention (stiffening) are shown. D-Structures in wing help. : Aerodynamics, Wing 08-09-017 : Slegers, Ed : Converting small gliders is shown. Astro .035 with 5 cells works well on Chuperosa. Hard wire to save weight of connectors. : Electric, Launching 08-09-019 : Collins, Taylor : Instructions for use of winches and retrievers is given. Advantages over highstarts is also discussed. : Winches 08-09-023 : Jones, Gordon : Instructing a new pilot and points that need to be made. A must for a new instructor. : Thermal Soaring 08-09-024 : Deis, Frank : Limitations and requirements for launching by elastic catapult To get a 400 ft launch on a 36 oz Talon requires >150 mph launch. : Launching 08-10-000 : Murray, Lee : Sealy Constellation is fitted with electronic altimeter for altitude record attempt and for performance comparisons with theory. : X-Country, Electronics, Design 08-10-002 : Fouquet, Chris : Pacifica slope aerobatics contest report is given. 7 contestants Sponsored by San Fransisco Vultures. : Slope Soaring, Contests 08-10-004 : Brengman, Delbert : A canard design is discussed with special requirements for the canard design. Dihedral in the canard is needed for stability. : Design, Stability 08-10-006 : Slates, Jerry : Test bed model is completed. Photos and stats about weight etc. given. A/R=14:1, AF=S3021, Span=120", H.Stab NACA-0010, V.stab=NACA-0005 G=85oz : Design, Construction 08-10-008 : Aho, Craig : Photos and story from Eagle Butte - Tri-Cities WA area Photos of vintage models ASK-18, Salto, Habich. : Scale, Slope Soaring 08-10-010 : Simons, Martin : Pt 4 of 4 continued. Effect of Wing Camber, Tuck Under, V.Tail drag, Fuselage and drag, angle of incidence vs attack. : Design, Aerodynamics 08-10-014 : Kuhlman, Bill & Bunny : More on canard design and notes about Enalpria #18 model by Bill Kubiak Notes about CG location and tow hook location noted. : Design 08-10-016 : Deis, Frank : Instructions given on improving your landing scores at contests. Plan height and position by time before landing. : Contests, Landing 08-10-020 : Jones, Gordon : Viking Special Edition Fuse is matched with cores, constructed and flown. HQ3/11 chosen w/ SD8020 stabs. The performace was excellent. : Kit Evaluation, F/G, Construction 08-10-024 : Slegers, Ed : Thermal Eagle by Mark Allen was evaluated and thought to be excellent. Flight Light Composits model. SD8000 AF, 62 oz, 9.7 oz/ft^2 : Kit Evaluation, Unl 08-10-026 : Palmer, Rick : Lobo flying wing kit by Steve Steidl is built and tested. Instructions on first flight at slope and off high-start were informative. : Kit Evaluation, 2M, Flying Wing 08-10-030 : Bayard, Bob and Squires, Dave : Steel wing rods are compared and calculations made about the force during launch based on wingspan of model. Good article comparing to carbon rod. : Construction, Wing 08-10-034 : Dvorak, John : Bob Bayard is profiled. He is a Psychologist and has PhD in Physics Likes to discuss technical matters with RC glider pilots. : Communications 08-10-036 : Byers, Wil : Cape Blanco, Oregon has a US Govt slope soaring site which is ideal for family vacation with beautiful flighting and sight seeing. : Slope Soaring 08-10-041 : Chun, Gregory : Grecko Technologies describes their Modi 900 model which was created using CAD technologies. RG-15 or S3021 airfoil ARF or kit. : Kit Review, Unl 08-10-044 : Layne, David, et.al. : Saturn 3.0 composite sailplane is described by builder. HQ2.5/9 78 oz 13.1:1 AR 11.47oz/in^2, 980 in^2, 117" span $500 + S&H : Kit Review, Unl 08-10-047 : Edberg, Don : F.Y.I. quiet Flight from Dynamic Modeling is announced. A complete list of hard to find parts and major suppliers as well. : References 08-10-050 : Darling, David : The first F3J contest in Czechslovokia was held on 7-27&28, '91 Interesting account of a contest in area where Westerners rarely go. : Contests, F3J 08-11-003 : Slates, Jerry : Test bed model is competitive, try surfing shops for composite materials FYI Quiet flight by Don Edburg is available (714) 552-4922 $19.95 : Design, Construction, Composites, Sources 08-11-006 : Slegers, Ed : Options for electric motor power are listed. Marine motors, Keller (thin), Astro Motors, and car motors with 18-20 turns. : Electric Flight, Launching 08-11-008 : Selevurakis, John : Author shows several photos and descriptions of good flying sites. Point of the Mountain, Utah is featured. : Slope Soaring, Flying Sites 08-11-011 : Simons, Martin : Understanding Thermal Soaring Sailplanes, Part 4 of 4 parts Continued Interference drag, control surface drag, intended and unwanted is covered. : Aerodynamics, Thermalling 08-11-014 : Kuhlman, B^2 : Red Tail flying wing design is reviewed. Veneer over foam, 82 in span, 22oz with fiberglass pod. Construction is very rapid. design by Willie Bosco : Flying Wings, Kit Review 08-11-016 : Deis, Frank : Hints as to planning your landing approach incl. being at places of height and position at particular times. Wind affects when downleg turn is made. : Landing, Competition 08-11-022 : Knight, Sherman : Scorpion design by Mike Fox. Construction hints are made kit is still in development stage but quality of parts is good and complete. F/G fuse : Kit Review, Std 08-11-027 : Jones, Gordon : Part one of Foam Wing Construction covers preparations, planning, wing press Special tools are listed such as gauge block separators for the press. : Construction, Foam Wings 08-11-029 : Reiffer, Ray : A scale motor glider is shown which uses a .26-4 stroke O.S. surpass engine : Scale, Power Flight 08-11-030 : Byers, Will : Theories for how sink rate relates to flight speed are given. There is room for some discussion as I believe L/D appears to be preceived as SR. : Slope Soaring, Aerodynamics 08-11-034 : Woods, Graham : A carbon fiber wing joiner construction is shown using aluminum channel. This looks like R&R wing joiner. Square in X-Section with dihedral. : Carbon Fiber, Wing Construction 08-11-040 : Lohre, Chuck : Weston Magic is discussed by a happy customer. Comparisons are made with full size models. : Kit Review, Unl 08-11-046 : Jarel Aircraft Design : A product announcement says this V tail model has plastic fuse, foam cores, will launch from winch or use electric for under $80. Impulse from JADE : Kit Review, 2M, Electric 08-11-047 : VMC Flight : VMC Model 20 retriever is discussed - video is available, (800) 973-0364 This may be one of the few designs which will work consistently. : Launching, Retriever 08-11-048 : Scott, Brian : Graupner MC radios with microprocessor is to be marketed in England 81 Victoria Rd, Netherfield, Nottingham NG4 2NN, England : Radios 08-11-049 : Stults, Tom : Program for computing monoplane, biplane, tailless aircraft or gliders parameters is listed for $19 + 2.5 P&H 2504 Del Rio, Yukon, OK 73099 : Software, Aerodynamics 08-12-000 : Raley, John : Author takes us through his Mexican Slope Safari: Rosarito, Cantamar Dunes Punda Mesquite, Punta Salsipuedes, Punta Banda & La Bufadora in Baja : Slope Soaring, Flying Sites 08-12-009 : Slegers, Ed : 900 ma 2/3 sub C nicads give higher performance than sub C. + Best charger. Sanyo 2/3 sub C SCR grade best. HLG can use 1/2 sub C w/ 0.5 Cobalt motor : Batteries, Electric, Launching 08-12-010 : Kuhlman, B^2 : Penumbera.4 swept, constant chord wing is discussed. Extra cloth and carbon fiber increases tortional strength. Launching method discussed. : Flying Wings, Launching, Design, Thermalling 08-12-013 : Jones, Gordon : Pt 2 of Foam Wing Construction discusses mounting skins, spar construction, joiner boxes, wire troughs, control linkages, etc. Very good article : Construction, Foam, Wings, Control 08-12-016 : Simons, Martin : Launch and landing in wind and weather is discusses. Wind variation with altitude means you should understand implications on your model. : Flying, Aerodynamics 08-12-022 : Urwyler, Layne : Saturn 3.0 kit discusses the features in their composite kit priced at $500 HQ 2.5/9, ARF design, must cut out flaps, ailerons, install LE and radio. : Sailplane, Design, Kit Review 08-12-025 : Byers, Wil : Reynolds number is defined as pVR/u. Significance on model's performance is given. Flying too slow causes increased drag and posibility of stall. : Aerodynamics 08-12-032 : Lehman, Robin : Swiss aerotow scale event is documented with good pictures and story. Radios were more sophisticated w/ 5 frequencies. Contact listed. : Scale, Aerotowing 08-12-040 : Dies, Frank : Night Flying was done by attaching light sticks to wing tips and under the nose of the model. No bright lights are permitted. Instructions given. : Flying, Contests 08-12-043 : Mattingly, Barry : Peregrine high tech sailplane kit is described by manufacturer. SD7037, 120" span, 11-12.6 oz/in^2, AR=14.3:1, 971 sq in : Kit Review, Unl, Thermal Soaring 08-12-054 : Satterlee, LeRoy : First Annual SIG/Eastern Iowa Soaring Society Contest reviewed : Contest, Thermal Soaring 09-01-002 : Sandrioni, Hugo : Photos of Hugo's projects and his participation in DUST club of Gardena CA. DUST field is best place to fly in S. CA according to Hugo : Scale, Construction, Clubs 09-01-005 : Kuhlman, B^2 : Nanosaur Flying Wing is discussed w/ 13.5 inch chord, 122 inch span, 20 deg sweep with winglets covering last 75% of wing tip. Area:1620 sqin : Flying Wings, Design 09-01-008 : Kuhlman, B^2 : Charts are supplied to compute wing area and wing loading only knowing weight, span, and average chord. Bigger printing of chart is available. : Aerodynamics, Design 09-01-008 : Morris, Pancho : A low cost wing incidence meter is shown. It is similar to Robart model but can be made with simple materials. : Construction, Wing 09-01-009 : Slates, Judy & Jerry : RCSD circulation reaches 1500. Distribution of subscribers is described. : Communications 09-01-010 : Simons, Martin : The nuances of model flight in wind is discussed. Very helpful! Variation of wind speed is depicted + turbulance due to topographical features. : Aerodynamics, Flying 09-01-014 : Lohre, Charles : Pilgrimage to Wasserkuppe shown in photos and described from experience. Useful items for doing this for yourself. : Slope Soaring, Scale 09-01-017 : Woods, Graham : The chemistry and history of materials used in model construction discussed Kinds of Glass fibers, carbon fiber, Kevlar, Spectra & Dyneema, Quartz : Composites, Construction 09-01-020 : Slegers, Ed : New models by flight-Lite Composites are described. The models are not quite ready but 60 in 28 oz 6 cells 05 motor are features. : Electric, Launching 09-01-024 : Byers, Wil : Making vacuum bagged wings in cold rooms. FX-60-126 Airfoil of Month. Also Soaring Museum in Harris Hill NY also described as good place to visit : Slope Soaring, Construction, Wing 09-01-028 : Anderson, Norman : NASA article on crescent shaped wings is abstracted for models. Higher lift with less pitching moment is advantage seen for these wings. : Aerodynamics 09-01-032 : Jones, Gordon : Foam Wing Construction Pt 3. Wing joining, cutting troughs for tubes or wires, spar using Dremel router or sanding tool. Soda straws - wire trough : Construction, Wing 09-01-034 : Jones, Gordon : MaxSoar performance analysis program is reviewed and compared to PC-Soar Airfoils and Sailplanes are compared. MaxSoar given high marks. : Software 09-01-040 : Slates, Judy & Jerry : New products: Fiberglass fuse for Alcyone, Pro heat guns, gapless hinges plug in wing servo connectors. : Communications, Construction, Composites 09-01-042 : Anderson, Chuck : Data Sources are listed for airfoils and polars for airfoils. References are exact enough to obtain copies from literature sources. : Aerodynamics 09-01-044 : Siposs, George : Two training devices are described for a beginner. both suspend the model so that action of rudder and elevator can be seen. Crashproof! : Flying 09-01-047 : Porter, Jim : Modifications to Frank Dies catapult launch idea are offered. Cable vs chain, quick-links, spike to hold the main pole while setting cables. : Launching 09-01-049 : Schwerin, Alan : 91 NATS photos and information about the contest and contestants. Many different models shown. : Contests 09-01-051 : Olsen, Pete : 4th Masters of Soaring to be flown in March '92 is for LSF level V flyers and Level IV flyers with Level V competitive requirements met. : Contests 09-02-002 : Pearson, Phil : Pivot was tested with SD7037, E387 & SD8000. SD7037 performance excellent. Used David Fraser performance analysis program which showed same trend. : Aerodynamics, Wing 09-02-005 : Stall, Gordy : Gordy soars on west side of lake Michigan. Correct wind is not common. Gordy's models are shown including scale ASW-24 and Schwietzer. : Communications, Slope Soaring 09-02-007 : Slates, Jerry : Using protractor to measure deflection on flaps and ailerons is shown. : Construction, Design 09-02-008 : Kuhlman, B^2 : Function of rudders and elevons on flying wings is covered. Hinging and connection of two rudders with one servo is shown. : Flying Wings, Control 09-02-012 : Slegers, Ed : Sources of parts and equipment for electric launching listed including speed controllers, small motors, sailplanes. : Electric, Launching 09-02-014 : Smith, Frank : Flying in Australia is topic of article with plenty of photographs. GB.2b, GO.1 Wolf, Grunau Baby 2B, ASK-18, ELFE S-4, Kestrel : Flying, Scale 09-02-017 : Baker, Bill : Comments on learning to thermal soar looking for the signs: birds, dust, movement of grass and trees. : Thermal Soaring 09-02-020 : Jones, Gordon : Foam Wing Construction Pt. 4 deals with covering for strength and ease of application Obechi, balsa, carbon fiber tow, F/G cloth reinforcement. : Construction, Wing, Foam 09-02-023 : Able, Bruce : All the various options for launching are listed including Aero-Tow, slope Hand Launch, Highstart, Winch, Hand Towing-nylon monofilament preferred. : Launching 09-02-028 : Woods, Graham : Making spars in place in foam wing is described using carbon fiber tow and epoxy resing. This looks like it could be very fast and do the job well. : Carbon Fiber, Composites, Wing 09-02-031 : Simons, Martin : Model responses to flying in turbulent air is described. Very Helpful! Helpful to recognize situation one is in when model pitches. : Flying, Aerodynamics 09-02-034 : Dies, Frank : Computer used to analyze how to find the best decolage (angle of wing/fuse) Also the range of elevator trim is predicted from this analysis. Good! : Trimming, Aerodynamics 09-02-040 : McCann, Tim : Landing skids with several designs are available from Tim McCann P.O. Box 8155, Stockton, CA 95208 : Construction, Fuselage 09-02-041 : RnR Products : RnR announces first X-Country model with molded wings. 10.5 Lbs/180" wing. $800 RnR Products 1120 Wrigley Way, Milpitas, CA 95035 : X-Country 09-02-042 : Byers, Wil : Basic rules for slope soaring are listed along with comments about formats for the contests. : Slope Soaring, Contests 09-02-046 : Julien, Pierre : Spirit 100 kit was modified with flat wing, ailerons & flaps General kit was very good in quality and documentation. : Kit Review, Std 09-02-048 : Davis, Ashley : Southeastern Championships by High Country SS reviewed w/ standings. 2M Harris, Blanchard, Watson, Std Harris, McDonald, Morrow Unl Blanchard : Contests 09-02-054 : Smith, Scott : A launching method with a short line gets people equal launches. Rules for the proposed modification suggested. : Contests, HLG 09-03-000 : Jones, Gordon : The construction and flight of Saturn 3.0 kit by Layne/Urwyler is discussed This is a very complete article on this model. F/G Fuse, Foam Wing : Kit Review, Unl 09-03-002 : Berry, John : In Malverne, Vicotria, Australia John uses a Piper Pawnee 1/4 scale to launch his models. Safety advantage over winch for large models. : Launching 09-03-003 : Murray, Lee : Getting young people into the hobby is topic of this article. Ideas incl. Static shows, videos and books in library, intro. to club, group talks : Clubs, Communications 09-03-004 : Kuhlman, B^2 : Stability of models is discussed including C.G. and reflexed airfoils. Literature references given for further study. : Flying Wings, Aerodynamics 09-03-012 : Simons, Martin : Stability, CG, Neutral Point, control of oscillation, thermal detection. These are topics of importance to the thermal soaring student. : Aerodynamics, Flying, Trimming 09-03-015 : Marshal, Peter : Slope soaring on Maui at Kahakuloa Head is discussed and shown in photos. Directions to site are given and a contacts are listed. : Slope Soaring, Flying Sites 09-03-018 : Frame, Gene : Instructions for small parts holder are shown. Fuji film holders are used. : Construction 09-03-020 : Deis, Frank : Part 2 on trimming a model for CG trim. Plane pulls up fast from dive without pilot correction - CG too far forward. : Aerodynamics, Trimming, Flying 09-03-024 : Woods, Graham : Petranadon ingens is compared to slope soaring RC sailplanes. Interesting From Biomechanics of Pteranodon by C.D. Bramwell & G.R. Whitfield Royal Soc : Aerodynamics 09-03-026 : Slegers, Ed : Chuperosa has 3 airfoils, E214-slower high lift section, SD4061 faster and launches higher, SD7037 - best overall low sinkrate. N.E. Sailplanes Kit : Kit Review, HLG 09-03-028 : Moris, Pancho : Legend modifications: sheeted bottom, front wing bolt tied to spar, harder wood used in critical spots, Nylon bolts replaced by steel + other items. : Kit Review, Design, Unl 09-03-030 : Siposs, George : Free lead weights from auto alignment shop. Chopsticks for repairs, Winch turnaround from bicycle hub improved with larger hub. : Construction, Winch 09-03-032 : Byers, Wil : Instructions on inspecting the site, wind direction, landing options, bushes, trees, rocks, lower landing site. : Slope Soaring, Landing 09-03-034 : Simons, Martin : Camperdown, Victoria, Australia near melbourne may be perfect S.S. site. Scale Thermal Soaring at Waikerie also discussed. : Slope soaring, Scale, Thermalling 09-03-041 : Micro Tek Products : Multiple pack field charger is current regulated and switches to 0.01C rate after 15 hours of charge. $129.95 w/ Futaba plugs $95 w/o : Electronics 09-03-042 : Weston, Frank : Case for electric launching is made. Ft/Min = 210*Cells/Oz. Optimum model = 7 cells, 9.6 oz/ft^2, 15.6 oz airframe, 560 in^2, 37 oz total wt. : Electric Launch 09-03-046 : Johnson, Bob : 100 minute club rules are detailed. Beginners get into hobby w/o stress. Experience with the format makes this a good program for new flyers. : Contests 09-03-050 : Stump, Mike : LSF Soaring Championships for Vincennes in July look like an alternative to East Coast Nats for many. : Contests 09-03-054 : Danrich, Daniel : Cooperation in the development of others is superior to competition when the goal is self gratification. Genuine concern for others pays benefits. : Competition 09-04-003 : Tinker, Brian : Funny story about retrieving his model from the slope after things go wrong with the wind and recovering the model. : Communications 09-04-004 : Simons, Martin : More on flying in wind. Do not confuse air speed and ground speed. Strong argument against upwind-down wind pitching theories. : Aerodynamics 09-04-008 : Jones, Gordon : Gordon describes trimming of sheeting, alignment of panels, cutting out ailerons and flaps, making servo wells, control horns, and wire runs. : Construction, Foam, Wing, Control 09-04-011 : Gilbert, Doug : Safety for crowds: Qualify flyers (landing skills, flight skills, insurance) Model (24 oz max, 10 oz/ft^2, >min nose radius, wings mounted in rubber) : Slope Soaring 09-04-012 : Byers, Wil : Landing and final approach considered. Rotors, wind angle, turbulence condition of surface of slope all factors in getting it down safely. : Slope Soaring 09-04-015 : Savoie, Steve : One design slope plane, Sea Hawk model will be discussed and instructions given for its construction in the next three article. : Slope Soaring, Contest 09-04-016 : Slegers, Ed : Electric Falcon is described. This is a report on work in progress. The electric Chuperosa with .035 motor and 6 cells is being developed. : Launching, Electric 09-04-018 : Kuhlman, B^2 : Pitch stability is described and compared to conventional designs. Eppler 220-230 series is well fitted for this purpose. : Flying Wings 09-04-020 : Dies, Franks : Frank describes hot to establish trim for minimum speed and maximum L/D Minimum speed allows controlled landings in wind without turning. : Trimming, Control 09-04-024 : Aho, Craig : Dodgson Anthem with SD7037 is a Lovesong update. Computer radios required. Carbon fiber spar, obechi skins, 74 oz 134" span, 1075 in^2 : Kit Review, Unl 09-04-028 : Morrison, Dan : Goldberg Sophisticated Lady modifications are enumerated. Flying stab slotted flaps, wing profile was modified. : Design, 2M 09-04-032 : Murray, Lee : A vacuum feed through fitting design is shown and described. Leaks are minimized and bags can be easily sealed. : Construction, Foam 09-04-034 : Jentsch, Ed : Spirit 100 construction tips are noted which offer improvements and corrections to original notes. : Kit Review, Std 09-04-040 : C.R. Aircraft Models : Contender 2M sailplane announced, Aerobatic 17-24 oz/ft^2 with pivoting wing. This is a product announcement : Design, 2M, Communications 09-04-042 : Siposs, George : A control system which functions on a rotating wire bent at 45 degrees. allows for clean and precise operation. : Control 09-04-046 : Gray, Jim : Ing. Ferdinando Gale' book Aerodynamic Design of Radio Guided Sailplanes Dual language book. Text appropriate includes airfoils, designs, equations : Book Review, Flying Wing 09-05-001 : Jentsch, Ed : Ed suggests that F. Deis article on trimming and decolage advise adjusting decolage during building and final adjustments made with CG. : Aerodynamics, Control, Trimming 09-05-001 : Kohkohl, Mike : 35 CC engine powers a small winch described briefly. Centrifugal clutch + large muffler is also light and powerful. : Winch, Launching 09-05-002 : Murray, Lee : Help requested for logo for 100 minute club : Contests, Flying 09-05-002 : Nehring, Curt : Sex Wax used on surf boards keeps flying stabs on their rods. Support for F3E team via T Shirt sales is promoted. : Control, Electric F3E 09-05-002 : Selig, Michael : Death of David Fraser, coauthor of Airfoils at Low Speed is announced Aviation accident near Wheeling, W Va. is cause. : Communications 09-05-004 : Kuhlman, B^2 : A Summary and interpretation of an article appearing in J. of Aircraft discusses factors to be considered in optimizing a design. : Aerodynamics, Design 09-05-007 : Murray, Lee : A vacuum system design is shown including a vacuum switch, ballast, check valve, and vacuum gauge. : Construction, Foam 09-05-008 : Simons, Martin : Excellent article on wind and wather proves that stability problems of flying in wind are mental more than physical. : Flying, Aerodynamics 09-05-012 : Condon, Steve : RNR Nova is reviewed. FG/Foam Wing, Egg shell stabs, Flight performance is excellent as shown by winning history of model. : Kit Review, Unl, Slope Soaring 09-05-014 : Jones, Gordon : Specifics on the materials needed to construct a winch are given. Alternatives for low cost materials are included. : Winch, Construction 09-05-018 : Dies, Frank : Lateral sideslip stability is described so one can evaluate a model's stability with and without ailerons. : Flying, Control 09-05-020 : Condon, Steve and Valdes, Al : After 8 year lull, Ca Slope Racers compete at Torrey Pines. RNR Nova wins divisions 1 and 2. : Slope Soaring Contests 09-05-023 : Slegers, Ed : '92 Wrams show slightly smaller but with electric models well represented. : Show Review 09-05-026 : Byers, Will : Hover Approach to landing works well in high winds. Landing damage is minimized. Hill and lip characteristics also mentioned. : Slope Soaring 09-05-030 : Raley, John : Fuselages can be constructed using foam and wood. The foam is then removed with tools to make nice semi-scale models. : Construction, Fuselage, Fiberglass 09-05-036 : Young, John : Question is posed "How does a glider fly through air in zero gravity?" Answers to be judged and compared to actual test on space shuttle. : Aerodynamics 09-05-042 : Johnson, Wildey : Excellent Article on recognizing and using thermal lift. Tail rising and increased speed are good indicators of lift. : Aerodynamics, Control, Trimming 09-05-046 : McColgan, Don : Joe Wurts wins 1992 Masters of Soaring. Charts showning landing accuracy and radios used is interesting. Legend or Falcon and Vision radio popular. : Contests 09-06-001 : Reynolds, Bob : A new BBS appears in Lakewood CA. Slope-Tech with 130 registered users. (310) 866-0924. Contributors from Hawaii, Canada, and both coasts. : Software, Communications 09-06-003 : Gray, Jim : Getting Started is the title of Ace R/C book with plenty of good hints for the flyer who is relatively new in the hobby. : Book Review 09-06-004 : Kuhlman, B^2 : Dieter Paff's PN9f design is discussed with double tapered trailing edge and strainght leading edge. Rudder extends past TE. Slope flight only. : Flying Wings, Design 09-06-006 : Simons, Martin : Flying in wind and weather continues with logic about turning in wind. Why does model jump up after completing a down wind turn? : Aerodynamics, Control 09-06-010 : Deis, Frank : Selecting the proper flight path is important to your success in contests Improper patterns will have you flying through the dead air seen earlier. : Thermalling, Flying 09-06-016 : Simons, Martin : What it takes to compete in scale competition is listed in this informative article. You must have some drawings and photographs. Sources listed. : Scale 09-06-022 : Eames, Stan : Cape Cod - the Sequel is the subject of this second trip to a Cape Cod slope soaring vacation among family and friends. : Slope Soaring, Communications 09-06-029 : Slegers, Ed : A change in the NATS this year kept Ed from competing with this electric Falcon. The logic used by AMA is questioned. : Electric, Contests 09-06-030 : Jones, Gordon : Comments about Chuck Anderson's upgrade for his popular plotting program. New program is backward compatible. : Software, Airfoils 09-06-034 : Byers, Wil : A list of European suppliers are listed on page 35-37. Instructions and warning for ordering is given. Know your shipping costs. : Slope Soaring, Sources 09-06-046 : Moris, Pancho : Buget winch pedal should eliminate problems with failed selenoids since it uses just brass, springs, wood and a hinge. : Winch 09-06-054 : Siposs, George : History of gliding is told from prospective of someone who saw some of it happening. George tells of his trip to Europe and his experiences there. : Communications 09-07-001 : Willouby, Dale : Dale tells of his association with modeling, FAI, LSF, Windspiel Models, Scale Model Research. He looks for help in timing F3B speed events. : Contests, F3B 09-07-004 : Simons, Martin : Martin takes issue with the desirability of neutral stability settings for competition models. MS prefers to have the CG further forward. : Trimming, Aerodynamics 09-07-014 : Moran, Rich : Humorous story from Madison WI club about accidents experienced with learning to slope soar and getting into it. Good article! : Flying, Slope Soaring 09-07-016 : Kuhlman, B^2 : Elevon mechanical mixer design is shown for Rattler model design. Will work on most models requiring mixing of ailerons and elevators. : Control, Flying Wings 09-07-018 : Foster, Mark : Author gives us a partly ficticious story about flying his models and talking with his scale pilot who thinks the R/C pilot skills stink. : Slope Soaring 09-07-020 : Jones, Gordon : A versatile trailer was constructed by Henry Bostic which holds his whole stable of models and launch equipment. Helps to get winches onto fields. : Construction, Flying, Launching 09-07-024 : Woods, Gram : Technical articles about how it may be possible to climb and gain airspeed at the same time due to wind gradient. Stretching landings, or distances. : Aerodynamics 09-07-034 : Munkesoe, Morten : Global postal contest for Sep 27, 1992 is described. Rules given. Two servos, 2M, High Start 6 kg max pull, Each round has 3,4,5,6,7 min. : Contests, 2M 09-07-036 : Slegers, Ed : Electric Breeze is given good marks in performance, SD6060 wing from Douglas Aircraft Models. (213) 498-1737 : Kit Review, Electric, 2M 09-07-041 : Greco Technologies : Modi 900 w/ molded wings developed. Minimum effort to finish - less flash. Arrow shaft hinges used in wings. See sources for address of Greco Tech. : Product Release, Unl 09-07-044 : Byers, Wil : Northwest Slope Soaring Research Associates is organized to solve questions regarding performance of lagre scale models. Members are listed. : Slope Soaring 09-07-048 : Smith, Scott : Experiences with first annual IMA Mini F3J contest. Ideal for 2M models. : Contests, F3J 09-08-001 : Silverado Soaring Soc. : Formenbau und glasfasertechnik fur flugmodelle by Peter Holland provides diagrams for making canopies, reparing f/g fuselages and moldings. : Construction, Book Review 09-08-002 : Simons, Martin : First soaring occurred at Wasserkuppe byu schoolboys in 19911 and 1912. First contest was held in 1920. Correction to earlier comments in RCSD : Communications, Contests 09-08-002 : Willoughby, Dale : Class 33 rules now say > Speed course now 100/200/100 meters for entry, base, and exit. Rules are available from Dale and FAI : Contests, F3B 09-08-003 : Pecker, Howard : H. tells of his efforts to convince a skeptical beginner that pilot is more important than model in getting long flights. : Flying 09-08-006 : Kuhlman, B^2 : Adverse yaw cause and how to minimize rudder movement by differential ail. movement. V shape flying wings with elevons may need no differential. : Control, Aerodynamics 09-08-010 : Simons, Martin : Flying in wind compared to flying on an aircraft carrier & control line flt The perception of constant circles is different in wind. : Aerodynamics, Flying 09-08-014 : Slegers, Ed : Chuperosa Electric developed w/ SD7032->SD7037 airfoil. 30 oz. w/ Astroflight 36 & 6 cells with ailerons. : Design, Electric, HLG 09-08-016 : McGowan, Bob : Soaring w/ ballast has advantages but how much is enough. How to recognize too much ballast. Guidelines are given. : Trimming 09-08-018 : Sugar, Alvin : Alvin's experience tells him that a 100M tow line offers more challenge and will improve models. Below 700 ft., thermals are weaker. : Thermal Soaring, F3J 09-08-020 : Byers, Wil : Coverage of 1992 Washington Fun Fly given with plenty of photographs. Discus, Schwitzer I-26, PWS-101, Fafnir, B-29, P-51, YB-49 : Contests, Scale, Slope Soaring 09-08-024 : Able, Bruce : Bruce describes making Reiher components from Viking Models. Model flight characteristics are described. Some corrections are noted to plans. : Construction, Scale, Unl, Kit Review 09-08-030 : Defrancesco, Sal : Shadow by NPS is described. SD7037 Airfoil, 118" span, 10 Oz/Ft^2 Obechi covered wings with carbon fiber reinforcement, 994 sq in. : Product Release, Unl 09-08-032 : Lavasseur, Charlie : Merlin from Frank Weston flies very well w/ INA001 airfoil, 100 in span and 48 oz weight. : Sailplane, Kit Review, Std 09-08-034 : Harden, Kale : Best 5 scores of a club counted in international postal contest of Sept 6 Clubs mail in results of their efforts using a contest task described. : Contests 09-08-040 : Aerospace Composites : Vacuum system design is shown with vacuum switch and ballast. $198 Compl. Vacuum system solves many problems when making wings. : Construction, Product Release 09-08-041 : Slates, Jerry : Shape of a handy template is shown for various and sundry airfoil and spinner shapes. A french curve template : Construction 09-08-042 : Jones, Gordon : First part of a series on vacuum bagging talks about materials used and choice of resin. : Composite, Foam Wing, Construction 09-08-045 : Jentsch, Ed : Spirit 100 wings are prone to fold on winch. Potential causes and solutions are offered. : Construction, Wing, Kit Review, 2M 09-08-046 : Stump, Mike : Installing servos (2 per wing) into a foam core wing. 4 pin deans connectors are recommended. : Control, Construction 09-08-049 : Allen, Mark : Flight Lite Composites is sold to Ron Vann. Production of Falcon series to continue at modern facility. P.O. Box 311, Windsor, CA 95492 : Communications, Composites, Construction 09-08-054 : Simons, Martin : Three accidents are recounted for our benefits so we don't repeat problem. Humorous! : Flying 09-09-000 : Lohre, Chuck : Chuck has a scale bald eagle which was made with molded body and built-up wing. More to be made in this project. : Design, Construction, Composites 09-09-002 : Slates, J^2 : Interglide 92 results. Great Race won by Joe Wurts, Pat Flynn, Ken Bates : Contests, F3J, X-Country 09-09-004 : Kuhlman, B^2 : Differential ailerons and/or rudder deflection for flying wings is mathematically described. : Flying Wings, Control 09-09-006 : Simons, Martin : Attitude of model in slope flight requires a downward pitch with high lift conditions to avoid stall. If model rises fast, attitude may be level. : Flying, Aerodynamics, Slope Soaring 09-09-010 : Slegers, Ed : Surprise II (ARF) by Freudenthaler (Ger) has balsa sheeted wings w/ servo wires installed. 7-27 cells, gel coated kevlar fuse. Soarcraft mounts : Kit Review, F3E, Electric 09-09-012 : Jones, Gordon : The creation of dihedral and root spars in foam wings discussed. A novel sub rib is described which greatly simplifies construction. : Construction, Composite, Wings 09-09-014 : Byers, Wil : Large ships have high L/D ratios as well as higher speed and sink rate. They shouldn't be hand launched from a winch. ROG is proposed. : Slope Soaring, Scale 09-09-017 : Vasgerdsian, Gregory : Mini-1 28.5" span, 10 oz. balsa, ply, foam cores uses 2 channel w/ ailerons 10 hours to build. Expert pilot may be required to fly this exciting model : Kit Review, HLG, Slope Soaring 09-09-020 : Child, Mark : The design of a good club winch is described. Ford long shaft starter, Cost estimates are given at $80 includes parts and services. : Winch, Construction, Launching 09-09-024 : Dies, Frank : Response to M.Simons critique of Franks dive test for CG position. R/C Pattern ships trim for level flight regardless of trim.(also symetrical AF) : Trimming, Aerodynamics 09-09-032 : Long, Tom : Corrections and clarifications are noted to instructions for the JR X374 radio. This radio has glider modifications which are available. : Radio, Software 09-09-037 : Able, Bruce : Polyester chiffon tape is used for hinges. Tape is coated with heat activated adhesive (Balsaright) to obtain adhesion of hinges to surfaces. : Construction, Wing, Control 09-09-040 : Slates, J^2 : CST is source for unidirectional carbon fiber. Elf Engineering has obechi sheeted wings available in user selected lengths. : Sources, Construction 09-09-042 : N.E. Sailplane Products : Grifter Sailplane is announced, ARF with f/g/ fuselage and gel coat. Balsa sheeted foam wings. Cost is $749. : F3J, Unl, Kit Review 09-09-045 : Able, Bruce : Dial Cord (pull-pull) system is described. Wire control cables of a specific length will shield your receiver antenna and could cause crash. : Construction, Control, Radio 09-09-046 : Riggs, Robbin : Photos of models at 1992 11th annual Rose Bowl Soaring Festival are shown. : Contests 09-09-048 : Morris, Pancho : Pancho makes a 2M legend using Falcon 600 fuselage. : Construction, 2M 09-09-054 : Simons, Martin : Effects of Dihedral, aileron differential, rudder are discussed for inverted flight. : Aerodynamics, Flying 09-10-000 : Stall, Gordy : Son Derek is pictured flying Mega slope of Platteville, Wisconsin. One of only a few good sights in Wisconsin. : Slope Soaring 09-10-001 : Siposs, George : Flight service reports say much about conditions. Temp-Dew point/4.5 equals cloud base in thousands of feet. Also wind direction is mag.North : Flying, Weather 09-10-002 : Lightfoot, John : Light servo mount provides easy installation for HLG. One screw secures tray holding two servos. : Construction, Radio, Fuselage 09-10-003 : Scidmore, Al : 8th Annual National Sailplane Symposium is announced for Madison WI on October 24 and 25th. after several years of inactivity. Speakers listed : Communications 09-10-004 : Simons, Martin : A description of air movements in the atmosphere. Inversion and mixing in the boundry layer is described in detail. Good article. : Aerodynamics, Flying 09-10-010 : Jones, Gordon : Gordon talks about preparations prior to pulling the vacuum. Pt3 of series Air wicking materials, wax paper, Mylar, Bag clips, Vacuum fitting. : Composites, Construction, Wing 09-10-012 : Young, Pete : Answers to questions about flight path of a glider in zero gravity. Model flys an expanding helix or opening loop. J.Lightfoot & P.Jentsch winners. : Aerodynamics 09-10-013 : Kuhlman, B^2 : Reflex in flying planks can warp out with higher speed. Solution: inverted loop when recovery from a dive looks impossible. Connect controls to top. : Flying Wings, Aerodynamics, Control 09-10-014 : Kubiak, Bill : Carving balsa propellers is covered in diagrams and equations. Light to medium balsa is best. : Launching, Free Flight 09-10-020 : Slates, Jerry : Mid-South Soaring Championship is reviewed. June 27 and 28 1992 in Memphis area Soaring Society. Dates of major 1993 contests are given : Contest 09-10-024 : Byers, Wil : Plenty of photos BD5J, Hellcat, Austria Elephant, Blohm-Voss BV188, ASK-13, ASW 20, Grunaubaby, P51, DG600, ASK18, ASW17, Jap Zero, P39 : Slope Soaring, Scale 09-10-028 : Siposs, George : Vacuum regulator is made from a water column gives 7" Hg vacuum with low cost supplies. : Wing, Construction, Foam 09-10-032 : Slegers, Ed : Falcon 880 conversion to 10 cell electric is discussed. Ed is very satisfied with its performance. US F3E team is 1st in 1992 world comp. : Electric, Unl 09-10-033 : Slegers, Ed : Banshee comes with a sheeted obechie wing and stab. Polyhedral has no break in covering. Servo wire traces are in and servo position are located : Kit Review, 2M 09-10-040 : Slates, J^2 : 3M Raven by Viking Models is described. E193 AF. F/G fuse, Gull Wing very stylish! : New Products, Unl, Sailplane 09-10-040 : Slates, J^2 : On board mixers for non-computer radios mix about everything you might think of at a small cost relative to the computer radios. Cost is minimal. : New Products, Electronic, Radio 09-10-042 : Bamberg, Mike : An excellent explanation of understanding the slope, what to expect and executing launches and landings. Topographical illustrations. : Slope Soaring, Flying 09-10-048 : Murray, Lee : Silent Wings by Gerard Devlin is a fascinating chronicle of the developments use and legacy of military gliders used in WWII. Photos of CG4A at EAA : Book Review 09-10-054 : Griffin, David : Instructions for setting up Futaba 7UAPS are clarified for launch, crow breaking, speed, and coupling ailerons, rudder, elevator and flaps. : Radio, Software 09-10-056 : Thomas, Jim : Alcyone by Leroy Satterlee and Culpepper Models is sort of a scaled up Chuperosa. It is a good 1st aileron ship. : Kit Review, Unl 09-11-000 : Bresler, Mark : Slope soaring site photograph shows Blue Marsh Lake a few miles North of Reading PA on Rt 183. Good location for long flights and beautiful. : Slope Soaring 09-11-001 : Vann, Ron : Visalia event draws 230 fliers. 18 models in air at once with no mid-airs. First place to Ben Clerx with Falcon 880 : Contests 09-11-004 : Simons, Martin : Excellent: Thermal convections - how they form - where & when to find them size and shapes. Models have advantage over full size sailplanes. : Aerodynamics, Thermal Soaring 09-11-009 : Kuhlman, B^2 : Dieter Paff's PN11 design has diagonal wing design with 1 fin at rear tip. Despite problems, model flies well 960g, 8 oz/ft^2 loading. : Flying Wings, Design 09-11-010 : Jones, Gordon : Composite wings Pt 4 continues with application of cloth and resin to Mylar and cores for skin, hinge and reinforcement purposes. : Construction, Wings, Composites 09-11-014 : Slegers, Ed : Coverage of 92 Keystone R/C electric contest - largest in US perhaps. Mainly a fun fly and a display of wares type event complete with experts. : Contests, Electric, Launching 09-11-016 : Snead, Ned : Ned describes in a humorous way a belt hook to hold a high start while getting ready to launch. Also a non-interfering, limp, TX antenna (wire). : Communications 09-11-018 : Abell, Bruce : Design of Dragonfly model is reviewed by Ferdi Gale'. Model penetrates better than predicted. Wing is swept forward and is widest at break. : Design, 2M 09-11-020 : Schwerin, Alan, et. al. : Photo coverage of LSF nats are shown. M Selig uses new airfoil which is hybrid of S4061 and SD6080. Standings and interesting descriptions. : Contests, LSF 09-11-024 : Palmer, Rick : Retractable wheel is described. 2.5x.75 in. operates smoothly with servo. Design was seen in Japaneese newsletter. : Landing, Construction, Scale 09-11-025 : Harden, Ken : A spring latch mechanism is described which wuld be great for F/G fuselages Dying wood can be option to painting to keep weight down. : Construction, Fuselage, Finishing 09-11-026 : Jentsch, Ed : Ed discusses the differences between straight wing, dihedral and polyhedral wings when it comes to roll stability and flight behavior. : Aerodynamics 09-11-032 : Hawkins, Barry : Ridge Writer column includes flying review of 33 expensive models including many European designs (F3b, Scale, Electric, Unlimited) : Kit Review, Unl, Scale 09-11-040 : Model and Yachts Unl. : Model Sailboats with wheels allows RC modelers to play on parking lots. : Product Announcement 09-11-041 : Aerospace Composites : Listing of EZ-Lam products including 12 oz dispensing containers for resin and smaller containers for catalysts. Both have pumps for good delivery. : Product Announcements 09-11-041 : Darnell, D.O. : New video shows how to go about building a model from a fuselage and cores. Money can be saved over buying a complete kit. Video shown techniques. : Video, Construction 09-11-042 : B.A.T. : Foam cores are available for $10 per panel with special price for Legend type wing with small tips. (801) 571-6406 : Foam, Wings, Construction 09-11-043 : Glass Flugel : New models are announced and a description of models in present list of abailable products for these top of line scale models. : Kit Review 09-11-046 : Stump, Mike : Vertigo by Brian Agnew has E387 wing, 59.75" span 14 oz/sq ft loading. Flight performance is very good and kit is of high quality. : Kit Review, HLG 09-11-050 : Raskin, Jeff : 4th annual precision slope aerobatics contest in Pacifica Californic attracts 100 people. Top 7 finishers are listed. Diagrams of manuvers : Aerobatics, Contest, Slope Soaring 09-11-051 : Brabenec, Paul : A method of casting nose weights using split shot is shown. Balance model with shot in bag, melt lead, pour into aluminum foil placed in sand. : Construction, Fuselage 09-11-054 : Sugar, Al : A low power launch was used in texas with short line. A two speed winch is suggested for more control of launching with less power. : Contests, Launching, Winch 09-11-056 : Johnson, Wildey : Ideas for making connections to high start rubber. Use wood dowel plug, insert thread loup through hole in dowel. Dowel is put into rubber. : Launching 09-12-000 : Stahl, Gordy : Photo of Mining Hill in Plattville, WI where ME-163 is being flown. Pilot is Mirko Bobul who is quite active in Wisconsin slope soaring. : Slope Soaring, Scale 09-12-002 : Williams, W.D. : Epoxy and cotton flox make an excellent filler for high stress areas of fuselages where joiner rods exit the fuselage and other places. : Construction, Fiber Glass 09-12-003 : Fogel, Gary B. : Torrey Pines Gliderport is made a US Soaring National Landmark. The effort to keep the site protected from developlent is a deed to be addressed. : Slope Soaring, Flying Sites 09-12-004 : Schwerin, Alan : Gifted teenagers are given science training by building an RC Glider in a program in Lousiana at McNeese State Univ. with public and private funds. : Flying, Training 09-12-010 : Jones, Gordon : Pt 5 of series discusses the finishing of f/g covered wings once the wing has been bagged. Sanding methods, cutting out control surfaces. : Construction, Fiber Glass, Wings 09-12-014 : Simons, Martin : Sailplane stabilizer designs are compared including considerations of thickness, turbulation, flying stabs vs hinged elevator. 7% thick. min. : Aerodynamics, Design 09-12-020 : Bamberg, Mike : Visual perception of speed and distance are discussed in a very objective and scientific way. Mike has professional background in this field. : Flying 09-12-024 : : B.A.T. winch is evaluated. Product made by Bob Harman is of very high quality @ $185. It is also light and includes break. : Winch, Design, Product Evaluation 09-12-026 : Kuhlman, B^2 : EH 2/12 and EH 3/12 airfoils are discussed. coordinates for both given and use for each is described as being for flying wings with aerodynamic twist. : Aerodynamics, Airfoils 09-12-028 : Ninham, Cameron : Foam cutter uses a lever and pullies to pull the wire through at correct ratio for each root and tip chords. Equations given for use. : Construction, Foam Wings 09-12-032 : N.AM.Scale Soaring Assoc. : New North American Scale Soaring Association is being formed. Members are solicited. Power Slope; Vintage; Modern; Slope; and Thermal Scale interest : Scale 09-12-036 : Smith, Scott : A self scoring form is described to take the burden off the CD and add some enjoyment to the contestants. Form is shown : Contests 09-12-046 : Raskin, Jef : Jeff supports the position that a standard configuration for a sailplane is best. Other design aspects are thoughtfully considered. : Design, Aerobatics 09-12-058 : NE Sailplanes : Culpepper Modles' Dove 2M sailplane is a minature full house sailplane which can handle from 2 to 6 servos for ultimate performance in a small package. : 2M, Design, Product Announcement 09-12-059 : Dynamic Modeling : Sailplane computer radio comparison chart is available with bonus of Servo Conversion Chart as a bonus. : Product Announcement 09-12-060 : Friant, David : 70 inch span of Thermal Grabber makes nice size for a model you take with you in case you might want to go soaring. Plenty of features included. : 2M, Design, Product Announcement 09-12-064 : Stump, Mike : Use of products from Aerospace Composite Products is described with helpful hints for making bagged wings with skins of balsa or obechi. : Product Announcement, Foam Wings, Construction 09-12-068 : Lightfoot, John : The importance of tow hook position is discussed along with instructions for making a simple hook from a cup hook. Find unstable point and go + 6mm : Launching, Construction 09-12-070 : Davis, Ashley : Bristol Virginia soaring meet combined the beauty of the Blueridge Mts. and 1000 foot strip of mowed grass. Weather didn't cooperate much this year. : Contests 09-12-072 : Slegers, Ed : Arcus by Robie is a good performing model although not the best thermalling or the fastest. It makes a good entry into electric modeling 7-10 cells. : Kit Review, Electric, 2M 10-01-000 : Tekerian, Yesso : Anabat HLG uses symetrical airfoil WE008 by Jef Raskin, Kit is light weight foam - not easily damaged - no covering needed - low cost. : Aerobatics, Design, HLG 10-01-002 : Raskin, Jef : In response to the question, is there an optimim wing loading? Jef says no The need changes with conditions and within a flight. : Aerodynamics 10-01-003 : Selig, Michael : Slight camber in stabs may reduce drag at low speeds. Thickness of H.Stab decreases need for size. Thinner red. Cl max but larger red. induced drag. : Aerodynamics, Trimming 10-01-004 : MARCS : Comments on Marcs national sailplane symposium. Speakers: T.Edmons; S.Metz S.Neu; A.Doig; T.Renaud; M.Hill; Gene Chase; Martin Simons & others. : Show Review, Communications 10-01-004 : Raskin, Jef : Stabilizer type(flying or hinged) makes little difference. Flat plates have higher drag than sym. airfoils. SD8020 shows low dead band and drag. : Aerodynamics, Control 10-01-006 : Slates, Jerry : (Cont.) Make keys, support mold with 5/8" plywood, trim edges, polish edges of access holes, polish surface with polishing compound, add feet. : Construction, Fuselage, Fiberglass 10-01-006 : Slates, Jerry : Part I (Making a mold for fiberglass fuselage) takes ~80 hrs. Make plug, add dams, build tray, cut out tray, add stops, insert plug, and calk. : Construction, Fuselages, F.G. 10-01-009 : Simons, Martin : Question: Is there an optimum wing loading? No! Because of changes in air velocity, flight speed should be adjusted to conditions. : Aerodynamics, Trimming 10-01-014 : Slegers, Ed : Experience with Graupner Ventus + Keller 40/10 motor gives 15-20 deg climb for 1.5 minutes. Flight Lite C. Falcon 800 Elec with T tail & RG15 airfoil : Launching, Electric 10-01-017 : Byers, Wil : A review of Rolf Girsberger design objectives from Soartech 5. RG airfoils were modifications for Prof. Eppler's designs. : Aerodynamics, Airfoils 10-01-020 : Jones, Gordon : Pt.6 of series gives some observations after making four wing pannels using slightly different materials. Suggests trying methods & using best ones 4U. : Construction, Wings, Composites 10-01-022 : Jentsch, Ed : Optimum neutral stability and dive testing behavior are again explained with decalage being another way to judge if at neutral stability. : Design, Trimming 10-01-028 : Knight, Gerald : Spalinger S18-][ is a good flying ship but G. uses the FX-1261 airfoil w/ symetrical tips. Flown fast there is not tip stall. : Scale, Flying 10-01-030 : Kuhlman, B^2 : The construction of a fast building wing is shown. Model is made of foam board 1/4 in with smooth sides. High fun/cost ratio - 1 night project. : Flying Wings, Construction 10-01-032 : Tekerian, Yesso : Anabat series slope soaring ships are described as having low sink rate and good maneuverability. Raskin WE008 symetrical section and comp. design. : Kit Review, Aerobatic, Slope Soaring 10-01-036 : Drought, Geoff : RG15 Thermal Eagel is improvement over Falcon 880 for low weight, airfoil Can be ordered with obechi skins. Fill obechi with light spackle. : Kit Review, Unl 10-01-044 : Murray, Lee : David Squires' AFEDIT program allows one to compare airfoil shapes on computer screen. Edited airfoil can be used in other plotting program. : Software, Airfoil 10-01-046 : Palmer, Rick : Rick reviews the 2 day contest he CDed in Arizona which had rain, wind calm and finally a thermal duration event of 3 for 15 minutes. : Contests 10-01-051 : Long, Tom : Additional information on programming the X-347 computerized ratio with glider modifications. These provide crow configuration and camber change. : Radio 10-01-054 : Nicholson, Brian : Stationary bike conversion stand for standard bike provided a way to make Brian's bike a human powered launching machine. Garilla launch you say! : Launching, Winch 10-01-056 : Knight, Sherman : A contest format was made for the novice flyer which made things less intimidating for the beginner. : Contests, Training 10-01-070 : Cuervo, Brian : Composite wings can be made without vacuum. Use boards and concrete blocks together with mylar or acetate film to make good epoxy glass wings. : Construction, Wing, Foam 10-02-004 : Slates, Jerry : Mold Making pt2: Application of Frekote 1711 release, BE-115 surface coat, 8 layers of glass fabric and West 105/206 epoxy & hardener (4 layers/day). : Construction, Fuselage, Fiberglass 10-02-009 : Woods, Graham : Reichmann's text suggests that wind sheer as low as .03 m/sec/m is good for FS glider. Suggestions for experiments w/ models are made. : Aerodynamics, Flying 10-02-012 : Simons, Martin : Dynamic soaring is described in math for bird. Described by Rayleigh in 1883 when albatross could move upwind over sea without flapping wings. : Aerodynamics 10-02-016 : Kuhlman, B^2 : Box for wing joiner blades is described. From Alan Halleck. A slot routed in a plywood matrix. 1/16 inch blue spring steel is used. Source given. : Construction, Wing 10-02-020 : Jones, Gordon : CompuFoil program by Eric Sanders provides template profiles for hot wire cutting of polystyrene foam. Many features make this a valuable program. : Software, Airfoil, Wing, Foam 10-02-022 : Clancy, Mike : Mike comments on the life of Tony Palethorpe, Jr. on his passing as a result of a heart attack. He was a member of Sacramento Valley Soaring So. : Communications 10-02-024 : Bamberg, Mike : Servo in wing instructions use router and 1/32 ply floor + RTV. Knuckle hinges from Fourmost work well. New slope site in Hood River Oregon listed. : Control, Slope Soaring, Scale 10-02-026 : Godfrey, David : Steps: Remove release agents, sand w/ 220 paper, heavy lacquor primer, glaze compound, 360 grit paper, primer-sealer, base coat, clear coat. : Fuselage, Finishing, Fiberglass 10-02-027 : Stokely, Herk : The Soartech series is described and prices given for back issues. This is a source of articles on technical topics. Also source of D.Fraser prod. : Book Review, Communications 10-02-030 : Slegers, Ed : Dave Hill's new 2M kit has moulded fuselage and E387 obechi skin wing @$200. Surprise III, Nordic III, and New Ron Vann - Flite Light Comp. model. : Kit Review, Launching, Electric 10-02-042 : Garwood, David : Why are RC Sailplanes So Addicting? Challenging, contest with nature, blend of skill and knowledge, pure flight, rewarding, and satisfying. : Flying 10-02-050 : Precision Model Products : Building boards made to last years are flat and designed to stay that way. Sure grip pins have large heads for good installation and removal. : Product Release, Construction 10-02-051 : Slates, Jerry : Libelle fuselage and canopy is now available from Viking Models. Jerry is back in production. : Fuselage, Fiberglass, Scale 10-02-052 : Astro Flight : Cobalt 90 now available has a 2 in. diameter and is 3.5 in. long. Takes 32 to 36 cells and can fly a quarter scale model. : Product Release, Electric, Launching 10-02-052 : RA Cores : Custom wings are available at low prices from RA Cores, P.O. Box 863 Southbridge, MA 01550 (508) 765-9998 : Product Release, Foam, Wing 10-02-053 : Richardson, Charley : Climmax HLG was designed to win AMA events although it will do slope soaring. SD-7037 airfoil, 400 sq in. 14-16 oz. From CR Aircraft. : Kit Review, HLG 10-02-056 : Upgood, Yule B. : 66 inch Sparrow is pre-built with SD-8000 airfoil, V tail at $170 30 hours to complete, full size plan. : Kit Review, Slope Soaring 10-02-060 : Sugar, Al : Differences in ability to perform in circling flight attributed to aspect ratio of wings. His conclusion is based on models he has built and flown. : Aerodynamics, Wing 10-02-064 : Raskin, Jef : Anabat VI can be built in 4 hours and is inexpensive and fun. Rules for aerobatic competition reviewed. : Contests, HLG, Aerobatics 10-02-068 : RCSD : N. Am. Scale Soaring Soc. is proposing contest formats which would support a more active format for soaring scale models. : Clubs, Contests, Scale 10-02-072 : Munkeso, Morten : Results of world postal 2M soaring contest are posted with most of the winners coming from Denmark. Not a good showing for the USA. : Contests 10-03-000 : Johnson, Wildey : Jupiter model is described. : Design, Sailplane 10-03-001 : Slates, J^2 : Bear's Cave BBS closes. RCSD database is offered to other BBS sysops who are willing to post the files to the public. : Communications 10-03-004 : Slates, Jerry : Cont. 2oz cloth against mold. Mix epoxy w/o silica for other FG layers. Trim the glass on each half to allow some overlap. Combine mold & roll seam : Construction, Fuselage 10-03-004 : Slates, Jerry : Pt. 3 of mold making deals with producing the first fuselage. Wax and buff mold, apply release agent, cut FG cloth strips, mix epoxy and add silica. : Construction, Fuselage 10-03-010 : Simons, Martin : Recognizing and using thermals is topic. Turn with steady bank and speed. Fly fast to return to field since you will be flying up wind and in sink. : Aerodynamics, Flying 10-03-014 : Byers, Wil : Interview with Joe Wurts, World F3B Champ and Distance Record Holder. Thoughts of the design of slope racers is most of this interview. : Slope Soaring,, F3B 10-03-018 : Slegers, Ed : Layne/Urwyler Satern-E is under development for FAI05 motor and 7 cells. 85 in span is larger than most but model may be on the heavy side. : Electric, Launching 10-03-020 : Jones, Gordon : Shadow 118 construction and flight performance is described. Gordon does a good job of telling us how the model goes together and its design. : Kit Review, Unl 10-03-026 : Siposs, George : Hungary and Slovakia model soaring activities were reported on. Post Communist changes providing modelers with more equipment and freedoms. : Communications, Flying Sites 10-03-029 : Jentsch, Ed : Instructions on modifying a Futaba 4 ch. transmitter for Ail/Rud coupling. Also instructions for eliminating the diode for recycling the Trx batteries. : Radio, Batteries 10-03-032 : Kuhlman, B^2 : A set of Flying Wing tasks for LSF members is proposed not requiring contest points but tasks. Too few FW contests exist to require contests. : LSF, Flying Wings 10-03-034 : Johnson, Wildey E. : Fuselage replacement is discussed using one of Bob Sealy's Jupiter fuses. A mechanism for flap control was installed keeping servo inside fulelage. : Fuselages, Fiberglass, Flaps 10-03-046 : Mike's Models : One Design Racer #1 release is announced. 48 in. span 360 sq in. wing Introductory price of $50. Video for construction available for $20 : Product Release, Slope Soaring, Video 10-03-047 : Viking Models : Quarter scale Salto fuselage announced. 61 in long, 142.5 in Ritz 1 wing. V-tail mixing required. $135 w/o cores, $195 with wing cores. : Fuselage, Fiberglass, Scale 10-03-047 : Zatloka, George : Flying Buddy transmitter support is introduced which frees hands for other functions and is superior to neck straps. : Product Release, Radio 10-03-048 : Northeast Sailplane Prod. : Big Pink composite HLG has 36 in span, 198 sq in E386 wing, 6 oz. wt. Requires very small equipment and 50 ma batteries. : Product Release, Sailplane, HLG 10-03-049 : Northeast Sailplane Prod : Shadow is announced. 188 in span, 994 sq in SD7037 wing, 69 oz. composite sailplane. $374 : Product Release, Sailplane, Unl 10-03-050 : Layne/Urwyler : Saturn 2.9T has HQ2.0/9 aifoil, aluminum wing joiner tube, 65-70 oz. obechi sheeted wings and many high tech features. $450-500. : Product Release, Sailplane, Unl 10-03-051 : Future Flight : Thermal Thing is agile, fast building 2M sailplane for $16. Rib constrn. : Product Release, Sailplane, 2M 10-03-053 : Edberg, Don : FYI, Servo conv. charts, Airfoil plotting program comparison charts, computer radio comparison charts available from Dynamic Modeling. : Product Release 10-03-054 : Horizon Hobby Dist. : JR credit card receivers for FM and PCM are discussed. .55*2.06*1.43 in. Uses two sided surface mount technology to achieve small size. : Product Release, Radio 10-03-055 : Kennedy Composites : 2.9 & 4.5 oz unidirectional CF & CF/FG layup available. Obechi and black, obechi with color all the way through. Aerosil for epoxy thickening. : Product Release, Composites 10-03-057 : USA F3B Team : Official 1993 Team Merchandise Order Form. Shirts, Pins, Stickers, Patches : Contests, F3B 10-03-064 : Auserbach, Chuch & Wasserman, Alan : Point of the Mountain in Bluffdale, Utah is an excellent flying site for those wanting to take a vacation where good flying & landing. : Slope Soaring, Flying Sites 10-03-066 : Harmon, Bob : A clinic was given by Intermountain Silent Flyers in Sandy UT on how to give a clinic on composite construction. Focus on critical steps. : Training, Composites 10-03-072 : Williams, W.D. : A hinging technique is shown which uses tubes held in place by FG tape. The hinge is comperable to a door hinge and is simple. : Construction, Ailerons, Flaps 10-04-001 : Jentsch, Ed : Use of solvents such as acetone can damace nervous system. It is also very volatile and can explode at room temperature when ignited. : Construction 10-04-001 : Watkins, Mike : Hinges made of Spectra can be made easily, don't have problems with gaps. Care is needed when cutting the ailerons out of bagged wings when used. : Construction, Ailerons 10-04-003 : Woodhouse, David : The points made about stability, decolage, CG position, all seem to have missed the point that free flight models can have CG at the trailing edge. : Trimming, Flying 10-04-006 : Slates, Jerry : Part IV of series in mold making answers questions not specifically addressed. Joining halves, making plugs, finishing plugs. : Construction, Fuselage, FG 10-04-008 : Simons, Martin : Shape of thermals and movement of air in thermals is topic of article. Circulation within thermal probably draws planes to center of thermal. : Aerodynamics, Flying, Thermals 10-04-014 : Slegers, Ed : WRAM '93 show is reviewed. Airtronics joins Flite Lite. Economy is improving and dealers are up beat. : Show Review 10-04-016 : Slates, Judy : Judy tells of her new model presents to Jerry who had not had time to change his selection of models from basically slope to Texas thermal soaring.. : Slope Soaring 10-04-018 : Raskin, Jeff : Jeff tells his view of the relative unimportance of wing loading. This seems like it is more a matter of point of view than a universal truth. : Aerodynamics 10-04-020 : Metze, Scott : A system of dumpable water ballast is shown for scale ships. An ASW-20 and DG-600 1/5 scale was fitted with this system. A small pump used. : Trimming 10-04-022 : Bamberg, Mike : Frank Zaic's glider kits continue to be a great way to get young people soaring. Anabat aerobatic model reviewed. Samurai kit also reviewed. : Slope Soaring, Kit Review 10-04-024 : Kuhlman, B^2 : Authors romanticize their experiences with radios and models of the past. Citizen LT-3, Nomad, JR Century IV are mentioned. : Radio 10-04-026 : Wilson, Ray : An article on Walt and Bill Good from the Kalamazoo College Quarterly is preproduced. Bill and Walt got it all going as pioneers in RC modeling. : Radio, Electronics, Design 10-04-036 : Jones, Gordon : Thermal soaring in Texas varies considerably depending upon the region. Contests are well spaced around the state. Visitors welcome! : Slope Soaring, Thermal Soaring, Contests 10-04-040 : California Carbon : Available in CF, Kevlar, and S-Glass iron on unidirection fibers. Fibers are attached later with CA or just ironed on. New Co. of aerospace people. : Product Release, Construction, Composites 10-04-041 : LSF : LSF ad gives description of achievement goals and no dues policy. Contact LSF, 10173 St. Joe Rd., Ft. Wayne, IN 46835 : LSF, Training, Contests 10-04-041 : NSS : National Soaring Society ad stating dues are $15 US and $20 overseas. Contact Robert Massmann, 282 Jodie Lane, Wilmington, Ohio 45177 : Clubs, Training, Contests 10-04-045 : Viking Models : DG-100 model kit comes with retracts and is available as fuselage or with cores at $175 and $250 plus $20 S&H. 147 inch span models 15 M wing FS. : Product Release, Scale 10-04-046 : Northeast Saplplane Products : Monarch DG Aerotech model has a fiberglass fuselage with pushrods attached. V tail foam wings. Micro gear is required. SD7037 11 oz. : Product Release, Sailplane, HLG 10-04-047 : Northeast Sailplane Products : A generic fuselage for Vertigo, Climmax, & Chuperosa is offered. SD7037 and E387 wings fit perfectly. Cost is $49.95 : Product Release, Fuselage, FG 10-04-048 : Greco Technologies : Pod and boom construction makes this a very nice model with minimized size of fuselage. SD7037 foam wings are obechi sheeted. 14 oz,. 5.3 oz/ft^2 : Product Release, Sailplane, HLG 10-04-049 : Tuk'N'Fly : Quilted lightweight, easy to carry bags for fuselage and wings. Patterns and materials are supplied. 1035 Pintail Dr., Suisun City, CA 94585 : Product Release 10-04-050 : Windspiel Models : Fiber Glas Flugel ASH-26, ASW-24, ASW-19, ASW-20L, Salto H101, Kimbo Std. Sithebe, DG-600 are discussed and prices given. : Product Release, Sailplane, Scale 10-04-056 : LSF : Schedule for the '93 LSF Masters of Soaring contest in Vincennes, IN F3J, F3B, HL, 2M, STD, UNL, XC, and SMT will be flown on different days. : LSF, Contests 10-04-062 : Woodhouse, David : Dave describes the radio technology which is taken for granted by modelers. Information on interference and care of radios is given. : Radio 10-04-068 : Byers, Wil : More information on the new NASSA organization for scale soaring inthusiasts There seems to be energy building and somethings should be happening. : Scale 10-04-072 : Clark, Al : Incredible story of a childs parachute being droped from a powered model and thermalling for 32 minutes without radio control. It probably is true! : Communications, Thermalling 10-05-000 : Hammond, Jim : Gliding in Taiwan is not common but the interest seems to be strong. Flying sites are rare due to mountains, trees and 10 ft. tall grass. : Flying 10-05-001 : Slates, Judy & Jerry : Increase in pages from 32 in '90 to 70 in '93 in part due to contributors providing articles on C. disc. Glossy paper gives better abuse resistance. : Communications 10-05-002 : Slates, Judy & Jerry : Marc Dufresne becomes French correspondent. Postal soaring contest promoted Northwest Soaring Society is a regional soaring group held together by NL. : Communications, Clubs, Contests 10-05-004 : Slates, Jerry : Iron on Carbon Fiber is available from California Carbon. Jerry made a spar 1.8 * 3/8 * 36 inches with carbon on one side weighing 7 grams. : Construction, CF 10-05-006 : Griffin, David : A 72 in. Tornado jet replica was buillt from plans by R.M.Green. E374 was used. 24 Oz/Ft^2. Flies very well on slope at Allendale, Christchurch, NZ : Design, Scale 10-05-008 : Jones, Gordon : Jack Hamilton and Gordon tell us about mounting servos on the cover which is mounted to the wing. This makes repairs easy and is not that difficult. : Construction, Control, Wing 10-05-010 : Simons, Martin : Circular movement of air in a dust devils and thermals is attributed to conservation of angular momemtum of air which is converging. : Thermalling 10-05-013 : Byers, Wil : Interview with Joe Wurts continues regarding slope racing. Callers, Weight, Cost, Camber in turns, Best servo = A/T 141, 2 vs 4 man race, Best slopes. : Slope Soaring 10-05-018 : Lies, Albert : A sanding block guide is described and illustrated which will allow straight edges to be sanded on balsa. Diagram of canopy latch is also shown. : Construction, Fuselage 10-05-020 : Dufresne, Marc : Move to Europe, France, where many differences are being found. Frequency, style of equipment, models, etc. Experience to be intinued. : Communications 10-05-026 : Reith, Jim : Jim describes how he made a bare bones slope ship from low cost materials which was slope worthy but Ungly as Sin, the name of the creation. : Construction, Design, Slope Soaring 10-05-027 : Agnew, Brian : Brian uses a launch and time method for finding the optimum trim settings and CG position. Flying is done at dawn in calm air. : Flying, Trimming, Aerodynamics 10-05-030 : Vasgerdisan, Greg : The wing saddle on FG models is often destroyed in slope soaring landings. Greg describes and diagrams the reinforcement needed for these models. : Construction, Fuselage 10-05-032 : Kuhlmans, B^2 : Toucan, swept forward design by Larry Renger was featured in Aug MAN. The model can be covered with low cost materials such as paper.. : Flying Wings, Design 10-05-034 : Slegers, Ed : For new interests: 2M span, RG15 A/F, 7 cell motor, 7 cell 1000 ma battery, peak detection charger, 8*5 folding prop. Several models and motors listed. : Electric, Launching 10-05-046 : Viking Models : Viking models releases Kestrel simi kit of 15 and 19 meter scale models having w.s. of 167 and 187 in. Fuselage is Kevlar reinforced. : Product Release, Fuselage, FG 10-05-047 : Foster, Mark : RC Gliders Downunder is a video showing vintage R/C models, aero-towing and is very entertaining. Send $22.50 to Mark 826 Oneonta Dr. S. Pasadena, CA : Video, Product Release, Aero-Towing 10-05-047 : Horixon Hobby Dist. : JR X-388S fir the sailplane enthusiast has 8 model memory, 1024 resolution, 6 programmable mixers. Comes with smallest 9 ch rcvr sold. : Product Release 10-05-048 : Goris, Greg : A-10 Warthog kit is available from Greg for $40 + 4 for UPS shipping. construction is foam with high impact polystyrene fuselage and pods. : Scale, Slope Soaring 10-05-050 : Tekoa Center for Design : Roger Chastain model is well designed for hard launches and performance once in the air. SD7037, 690 in^2, 9.3 oz/Ft^2, 45 oz. Sold by NESP : Product Release, Sailplane, 2M 10-05-051 : Nichols Research : Fantasque is all glass, ARF, flying wing capable or aerobatic flight. Model will fly on power as well. Sells for $210 retail. : Product Release, Sailplane, Flying Wing 10-06-000 : Friant, David : David describes jos experience in constructing a F/G fuselage mold using Instructions from Jerry Slates. Fuselage was for HLG. : Construction, Mold, Fuselage 10-06-000 : Robinson, Robin, et. al. : Electric Turkey XC model may open a new class of soaring competition. Competitive event was invented by Pacific Area Soaring Soc. : Design, Electric, X-Country 10-06-002 : Slates, J^2 : Landowner Protection bill in CA is upheld protecting private property used for recreational purposes is immune from lawsuits. Summary Reference : Flying Sites 10-06-008 : Slates, Jerry : Mold making tips + construction of Synergy III (ARF), adding a radio, and installing the JR X-388s complete with set-up instructions. It flies well! : Construction, Kit Review, Unl 10-06-012 : Simons, Martin : Thermal air movement is very complex, the convective cell is subject of this article. This is a pattern of down current core surrounded by up currents. : Flying, Aerodynamics 10-06-014 : Condon, Steve : Synergy III by RnR is reviewed. Steve relates his experience in learning to fly it and to do F3B tasks. His story is very positive. : Kit Review, F3B, Unl 10-06-017 : Wilson, Edwin : Materials used in the construction and repair of golf clubs are listed. Powdered lead is very handy for trim balast. Coated braid good for controls : Construction 10-06-018 : Jones, Gordon : An excellent way to mount alignment rods in foam stabs during construction The technique is valid anytime you have to make foam stabs. : Construction, Stabs, Foam 10-06-018 : Jones, Gordon : Continued: Make slots using described hot wire cutter. Fill slot with spackle. Put jigged tubes with wire rods into spackle. Sand, cover, finish : Construction, Stabs, Foam 10-06-020 : Dufresne, Marc : Marc comments on modeling in the French Aeromodeling Federation. Interesting Contrasts to US clubs. Most clubs have both power and gliders. : Clubs 10-06-023 : Raskin, Jef : The argument is made that a slightly up elevator should give the best glide since all of our wings are producing a negative pitching component. : Aerodynamics, Stabilizer, Trimming 10-06-024 : Slegers, Ed : Good instructions on how to make solder connections between NiCads and using CA to join the batteries together after applying heat shrink tubing. : Batteries, Construction 10-06-026 : Bamberg, Mike : Modified rules were given for an aerobatic competition in Oregon. It was a follow the leader format with 3 attempts given each contestant. : Slope Soaring, Aerobatics, Contests 10-06-027 : Bamberg, Mike : Comments about the 3rd Annual Celebration of Silent Flight. PASS and a local power model club promote electric and glider flying. : Slope Soaring, Electric 10-06-028 : Kuhlman B^2 : Review of Hartmut Siegmann article in Flug und Modeltechnik. Airfoil coordinates for HS 3.0/9.0 (slope) and HS 3.4/12.0 (thermal) are given. : Flying Wings, Airfoil 10-06-030 : Bauer, Barney : Thermal Thing from Future Flight has a low cost kit. Some adjustment to 60 inch span is necessary, but it flies well. $16+$4 P&H. : Kit Review, HLG 10-06-032 : Bechtel, Peter : Peter shares his slope soaring experiences and locations along the Oregon coast. Cascade HEad, Cape Blance, Hum Bug Mountain State Park on US 10. : Slope Soaring, Flying Sites 10-06-044 : Slegers, Ed : Avion generic fuselage is sell constructed and suitable for models with 7 to 8" wing chords. Has a vacuum formed canopy. : Product Release, Fuselage, FG 10-06-045 : D&D Specialties : Shipping containers for storage and/or shipping of sailplanes. These are light weight and Post Office approved. The NEST comes in different Sizes. : Product Release 10-06-046 : McLean's Models : Sephyr is a composite sailplane for slope soaring and racing. Comes in dif. levels of completion. 450 in^2, 13.5:1 AR, 15-17 oz/in^2, SD7003 & 2 others : Product Release, Sailplane, 2M 10-06-047 : Glidesigns : Lance 60 ARF is good for slope and winch launch. Epoxy/glass fuselage and Aluminum tail boom construction builds in 2 or 3 evenings. 26 oz. S3021 AF : Product Release, HLG 10-06-048 : Northeast S.P. : Grifter E has 15 oz airframe SD7037 AF for 7 cell thermal duration. With FAI 05 cobalt motor, 7 cell battery sells for $230.95. : Product Release, 2M, Electric 10-06-049 : Northeast S.P. : Invader 42" HLG is A.R.F. with FG pod and boom construction. Needs 1 Hr to install radio. It is for slope soaring. : Product Release, Slope Soaring 10-06-050 : Greco Tech. : Hurricane 60" slope soaring racing sailplane has SD8000 AF. Area = 345 in^2 16 Oz 6.7, oz/Ft^2, Single taper wing. $80. : Product Release, Slope Soaring 10-06-051 : Horizon Hobby Dist. : JR 649S is smallest 9 ch. receiver made. 1.42L*2.0W*.63H and 1 oz. Surface mount technology is being used here. : Radio 10-06-058 : Clancy, Mike : Good reasons to begin contest flying. Especially if you are a good flyer now. Competition brings new chalenges and enjoyment not available to most. : Contests, Flying 10-06-060 : Vasgerdisian, Greg : Greg describes scope of scale movement: Sport Scale, True Scale, Power Ass. Myths include: difficult to build, too expensive, too large. Good Info. : Scale, Communications 10-07-006 : Slates, Jerry : Jerry tells about his tricks in cutting foam core wings since 1960. He now uses an AMAP foam cutter, EICO-1064S power supply, and core grippers. : Wings, Construction, Foam 10-07-007 : Whitford, Tim : Tim tells how he managed to crash a model in front of a whole crowd of spectators by not having the transmitter completely turned on. : Communications 10-07-010 : Simons, Martin : Accounts of the Scale Soaring Assoc. of Australia meet in Swan Hill. Most modelers used aero-towing launches using 9 tugs. Improvements expected : Contest, Scale, Soaring, Aero-Towing 10-07-013 : Simons, Martin : Martin tells a great story about the birds including eagles at Swan Hill. Then recalls a story about testing canopies with chickens shot from a canon : Communications 10-07-014 : Stump, Mike : JR-388S offers valuable features at a bargain price. 3 Modes, 8 Channels, 8 Models, Launch and Reflex presents, TE Camber, Crow, + many other features : Radio, Product Release 10-07-020 : Slegers, Ed : Hints on making the lightest models for electric power will make the models fly better and be more competitive. No paint, function not beauty. : Electric, Sailplane, Construction 10-07-022 : Jones, Fordon : Keep the control rods/cables as straight as possible and attach them to the fuselage sides using foam or direct attachment for precise control. : Control, Construction 10-07-024 : Byers, Wil : All foam gliders are being made for fun flying on the slope. Strapping tape provides spar structure. : Slope Soaring, Foam, Construction 10-07-026 : Abell, Bruce : Armidale Sailplane Expo report about all the various events which can take place on flat land including electric, F3b, Thermal Soaring, Scale, etc. : Show Review, Communications 10-07-031 : Henwood, Bernard : Various ideas used by the Sheffield flying team to make wings with aluminum tube spars for easy construction, balasting, strength with rib construction. : Wing, Construction 10-08-000 : Slates, J^2 : NASF/MASS 2nd annual Mid-South Soaring Championships. : Contests 10-08-008 : Lontz, Phil : Account of a bicycle trek to a remote flying site in Marin Co. CA where they got some good flights in on a beautiful location, although remote. : Slope Soaring, Flying Sites 10-08-011 : Love, Kieth : A visit to Slegers International is the subject of this article. Ed has a wide selection of products and might find time to fly with you. Call first. : Communications 10-08-012 : Dufresne, Marc : Paris International Modeling, Scale and Games trade show is covered. This is the largest in the world. It runs 10 days and fills the 30,000 M^2 hall. : Show Review 10-08-017 : Kuhlman, B^2 : Hand launch model of Gale's Ubra model with vertical fins flew better without them. Explanations are solicited from the readers. : Flying Wing 10-08-018 : Simons, Martin : Instructions on slope soaring and how to select a good slope, how to avoid bad situations created by flying sites. : Slope Soaring 10-08-021 : Jones, Gordon : Instructions on building servo trays in fuselages which will make the fuselages stronger and make the radio gear more resistant to detachment. : Construction, Control 10-08-022 : Siler, Tom : Blitz HL4 has 59" span, 390 sq in, 14-16 oz, SD7032, Ailerons, T-tail. Balsa and foam construction. A 125 ma battery was used. : Kit Review, HLG 10-08-025 : Reith, Jim : Notes from a first time glider contest CD offers ideas for someone else who will be running a contest. Also good ideas for old CDs. : Contests 10-08-028 : Bamberg, Mike : Pivoting wings seemed to be failing at high loads when flying fast. Be sure that pivot rods are supported well in the wing. : Design, Slope Racing 10-08-030 : Slegers, Ed : Foam wings are often covered with obechi. Ed gives instructions for the finishing steps. Sand, remove dust, 2-3 coats of MinWax Polycrylic Clear. : Construction, Finishing 10-08-030 : Slegers, Ed : cont. or Flecto Varathane Diamond Finish. Apply with a paper towel over entire panel. Sand lightly w/ 400 grit, wipe off dust and repeat. : Construction, Finishing 10-08-032 : Knight, Shermon : Programming the JR X-347 Radio is the topic of this article. JR radio was selected because it fit his hands best and nobody in club had one. : Radio 10-08-037 : Jentsch, Ed : Building foam wings are quite different than building rib wings and Ed lists many of the details that nobody ever told you before you got into it. : Construction, Wing, Foam 10-08-042 : NASSA : Guidelines for tasks within the N. American Scale Soaring Association America : Scale, Contest 10-09-000 : Sheldon, John, et.al. : Slope soaring at El Campo del Pajaro Planeador in New Mexico. A story of one of the best sites in the South West. Politics threatens its existance. : Slope Soaring 10-09-001 : Slates, J^2 : Proposals include F3B working time, F3J and F3I (aero towing) changes. It is up to date on all rule changes and proposals for clarifications. : Contests, Communications 10-09-001 : Slates, J^2 : the 1993 FAI Sporting Code has been printed and is available from AMA. It is up to date on all rule changes dnd proposals for clarifications. : Contests, Communications 10-09-002 : Nicholson, Bryan : Brian shares the activity going on in his local club and talks about his 60" flying wing which he loves to fly. Come and visit - write first! : Slope Soaring, Flying Wing, Construction 10-09-008 : Byers, Wil & Slates, Jerry : First NASSA scale rally in Richland, WA attracted people from all over the USA. From scale seagulls to combat jets and modern gliders - it came. : Scale, Slope Soaring 10-09-013 : Jones, Gordon : Selection of personal sunglasses and optimum color schemes will improve your ability to see your models and reduce damage to your eyes from looking up. : Flying 10-09-014 : Slegers, Ed : A listing of winners in 7 cell, Unl cell, F3E, Old timer, HLG, Unl, 2M, Std, Unl-Sr, 2M-Sr. & Std-Sr. Well known names show up in the listing.. : Contests, NATS 10-09-015 : Gray, Jim : On the Wing - the book by Bill and Bunny Kuhlman, a bound compilation of flying wing articles is dedicated to Walter Panknin & his Flying Rainbow. : Book Review 10-09-017 : Condon, Steve : Renegade 60" slope racer is also good for general slope soaring. It is fast and agile, and very strong. Available from CR Aircraft. : Slope Racing, Kit Review 10-09-018 : Kuhlman, B^2 : Martin Hepperle airfoils generate lift with less drag than equivalent Eppler sections. Flying wing airfoil coordinates for MH45, 60, 61, 62 & 64. : Flying Wing, Aerodynamics 10-09-021 : Morris, Pancho : A stand is made from an old styrafoam cooler or box which allows the set-up with a computer radio to be made when flaps drop below fuselage. : Trimming, Radio 10-09-022 : Simons, Martin : A wide variety of models can be flown in slope lift. Special requirements exist for launching, flying and lenading. Options are discussed. : Slope Soaring 10-09-024 : Johnsin, Wildey E. : Ideas on improving horizontal stabilizer control systems are given. This has many ideas for low weight, strength, and adjusting decalage. : Stabilizers 10-09-028 : Murray, Lee : An evaluation of model size and its effect on performance is given. Statistics on 500 flights is given to support that larger models fly best. : Thermal Soaring, Aerodynamics 10-09-034 : Michaelis, Harley : Direct aileron drivers allow a very clean way to drive ailerons without protruding control horns. A bent (45 deg) wire is rotated in a slot. : Control, Ailerons 10-09-036 : Off, Ted; Zaic, Frank; Whitford, Russ : Proposed answers to why CG's for free flight models are so far rearward. Most answers have to do with the need for a wide speed range. : Aerodynamics 10-09-038 : Raskin, Jef : Thinner vs thicker sections at wingtips - no clear answer. 8 deg of sweep doesn't cause yaw-roll coupling. Don't believe claims without proof. : Aerodynamics 10-09-042 : Woods, Grahm : Greg Lewis flew Ellipse when dew was forming. The dew formed in a pattern on the wing. Question is posed. Is this the result of separation? : Aerodynamics 10-10-000 : Vasgerdsian, Greg : Greg talks about his 1/5 scale partial Rhoenbussard kit from Viking Models. Greg applied some enginuity to install top/bottom spoilers & other mods. : Scale, Construction 10-10-001 : Slates, J^2 : Michigan International Soaring Soc. flying site location is given. A brochure for prospective members is available with address given. : Flying Sites 10-10-002 : Bowlen, Clark : Clark questions why forward CG caused Falcon 550E to fly and handle so poorly? If turning is an indication of trim is this a way to set CG? : Trimming 10-10-003 : Vasgerdsian, Greg : Greq requests information on where to set the pivot point for "T" pivot rods for full flying T stabilizers. : Control, Trimming 10-10-004 : Stahl, Gordy : Electric Flight - U.K. quarterly newsletter is only one totally electric Magazine comes with membership in British Electric Flight Assoc. : Electric 10-10-012 : Kuhlman, B^2 : Walking Beam control system for single direction movement of wingtip rudders is described. The device was protected by a patent which is now expired. : Flying Wing, Trimming 10-10-014 : Jones, Gordon : Gordon rediscovers high start launching and relays the secrets to good launches. He also gives part numbers for Ford long shaft starters. : Launching 10-10-016 : Harden, Kale : K-mart stool and tool box recommended. A very nice F3B fuselage is described using 45 deg glass, Kevlar and carbon fiber. : Construction, Fuselage, F3B 10-10-017 : Brabenec, Paul : Low cost slope scale models are available from House of Balsa. P51 and ME-109 are available in anniversary kits. Suitable for slope soaring. : Slope, Scale 10-10-018 : Simons, Martin : Soaring in variable lift, catching thermals on the slope, using lee waves. Where waves occur, which can be used by modelers. : Slope Soaring, Aerodynamics 10-10-023 : Friant, David : A push rod made from brass tubing, 1/16" music wire, shrink tubing and clevices allow the rod to change length before the servo gets stripped. : Construction, Control, Flap 10-10-024 : Slegers, Ed : Solid state speed controllers do more than one function and are described in this article. Specific models are compared. : Electric, Radio, Electronic 10-10-026 : Slates, J^2 : World Championship Results show USA team in 3rd and Joe Wurtz in 2nd. Winning team is Germany. Winning Individual is Denis Duschesne, Belgium : Contests, F3B 10-10-027 : Cope, Gene : Gene builds a 1/6 scale Slingsby T-53a from scratch. The fuselage is made in foam then glassed. Flight performance is fast but very good considering. : Scale, Construction 10-10-029 : Gray, Jim : Book by Ferdinando Gale' Structural Dimensioning of Radio Guided Aeromodels Book contains material data, formulas, and charts to allow ...Continued : Book Review, Construction, Design 10-10-029 : Gray, Jim : structural design of models. Chapters on Materials, Loads, Stresses, Wings Fuselages, Conversion Table and Bibliography. Sold by B^2 Streamlines. : Book Review, Construction, Design 10-10-031 : Dufresne, Marc : Launches were better than winch launches. Strong fuselages are needed due to abuse during landing. Several models will land at once. : F3J, Contests 10-10-031 : Dufresne, Marc : Marc describes his efforts to prepare a Pulsar model for a French F3J contest. Rules of competition were different w/ discard rounds. Cont.- : F3J, Contests 10-10-037 : Murray, Lee : Sailplane Flight Times as a Function of Launch Methods, Wind Speed and Time of Year is topic of this statistical analysis of 600 flights. : Aerodynamics, Thermalling, Launching 10-10-040 : Raskin, Jef : Thoughts on "Model Builder" article by John Papillo regarding forward sweep. Advantages and disadvantages are listed. : Aerodynamics, Wing, Design 10-10-042 : Kuhlman, B^2 : Deep cycle batteries are better suited. New Die-Hard models provide visual indicators of charge and electrolyte level. Old batteries require more H2O. : Launching, Winch, Batteries 10-10-044 : Schmidt, Jerilyn : '93 Int. Modelers Show (IMS) is best shown for glider enthusiasts. Many vendors were present. Many photos in this issue and Nov. issue. : Show Review 10-10-048 : TauCom : R/C Power Duck antennas for R/C transmitters come in 5 colors and has high output. When pointed at model, power is highest. Airtronics radios only. : Product Release, Radio 10-10-049 : Scott's Models : Alpha Stability Program for $15 predicts CG and area of elevator needed based on CG. (805) 822-9553 : Software, Design 10-10-049 : Viking Models : ELF 2M generic fuselage is released at $65 and weighs 7.5 oz Condor 3M generic fuselage is released at $80 and weighs 10.5 oz. : Fuselages, Fiberglass 10-10-049 : Waltz, Buzz : Buzz W. R/C Designs is now a distributor of Big Birdy, Soar Birdy, Little Birdy, Conquistador, and Predator. (619) 327-1775 : Product Release 10-10-050 : Dodgson Designs : Sprite fiberglass fuselage uses single seam and tacco shell methods. Tow hook is attached to the wing joiner rod. Flaperon design is shown in plans. : Product Release, Sailplane, 2M 10-10-051 : ICARE Sailplanes : ASW-19 semi-scale fuselage 1:7.5 scale for scratch builder Salto H 101 semi-scale fuselage uses GOE 795 a/f (514) 449-9094 : Product Release, Sailplanes, Scale 10-10-052 : Greco Technologies : Voltz Servos Mini-Star II and Micro-Star II servos for wings. Feature metal gears, 5 yr. warranty, horizontal mountings. (213) 344-8166 : Product Release, Radio 10-10-055 : Sugar, Al : Poker Soaring adds a dimension of matching completed tasks as cards in a hand. : Contest, Soaring 10-11-000 : Slates, J^2 : Texas National Tournament Champion Brian Agnew is shown holding handsome trophy won at the 1993 event. : Contests 10-11-005 : Bostick, Henry : 9th. Annual TNT hosted by Soaring League of N. Texas at U.T.-Dallas. Event winners and prize winners. Interesting accounts of activities. : Contests 10-11-008 : Morris, Pancho : The history of the Texas National Tournament (TNT) is recounted. : Contests 10-11-009 : Vasgerdsian, Greg : "Soaring Down Under" was put together by Trevor Broadbent of Australia. Includes all the variety of R/C soaring interests around the world. : Video, Product Release 10-11-010 : Fulmer, Dan : P-38 and ME109 look very realistic and fly well on the slope.. The 100" aeorbatic model has light loading, manuvers, and is easy to land. : Slope Soaring, Scale, Aerobatics 10-11-012 : Jones, Gordon : Multi-Pin connectors for connecting aileron and flap servos to a receiver in one connector are described. Molex connectors are widely available. : Radio, Control, Construction 10-11-014 : Kuhlman, B^2 : Fauvel AV36 wing was flown on Harris Hill and viewed by Jim Gray. The Plane would make an excellent model and would be east to bild and transport. : Flying Wings, Scale, Design 10-11-015 : Hammond, Jim : Sanding fiberglass or paint with wet or dry paper will go better when using dish soap in the rinse water. Paper life and quality of job is improved. : Construction 10-11-015 : Hammond, Jim : When making fillets on molds, instead of using colloidal silica for making edges, use glass rovings. This makes the mold much stronger. : Construction, Fiberglass 10-11-016 : Simons, Martin : Notes from MARCS Symposium on F. Scale strategies for X-C soaring are given. Notes of historical significance about instruments are included. : X-Country, Soaring, Aerodynamics 10-11-021 : Morris, Pancho : Adding ballast doesn't change the glide angle but makes the model fly faster the increase can improve the ability to move around in windy conditions. : Trimming, Aerodynamics 10-11-022 : Smith, Scott : Hand launch models improve skills, is beautiful, exciting, encourages risk, and facilitates experimentation. First Column by Scott in RCSD : HLG, Thermal Soaring 10-11-024 : Siposs, George : Vintage Sailplane Assoc. each year has a gathering of vintage full size and RC models at Hemet, CA. A beautiful place to be each Memorial Day Weekend. : Scale 10-11-026 : McComb, Jeff : Experiences in Novice competition are humorous and an encouragement for other beginners. Well written! : Communications, Contests 10-11-028 : Slegers, Ed : Keystone RC (KRC) meet in E. PA is a well run meet where you can meet the best in electric flight and see the best models in the country. : Electric, Contests 10-11-030 : Condlifffe, Rob & Griffin, David : New Zealand soaring competition includes F3b and thermal soaring events in several formats. The competition between the two islands is intense. : Contests, F3B, Thermalling 10-11-035 : Pearson, Phil : Gurney flaps are thin tabs, 1% of chord, placed perpendicular to surface under trailing edge. 3" length in HLG models decreased tip stall. : Control, Aerodynamics 10-11-036 : Schmidt, Jerilyn : 1993 IMS show in S. Pasadena is reviewed. This is really the show for sailplaners. Plenty of photos and comments about suppliers and products. : Show Review 10-11-040 : Slates, Jerry : The techniques of aero-towing and equipment needed is described. Experience of A-T at Los Banos is described. A must for scale modelers. : Aero-Towing 10-11-042 : Byers, Wil : Laminating skins to cores can be done in a press vs vacuum bag. The results can be lighter weight w/o separations. A description of equipment is given. : Construction, Foam Cores 10-11-048 : Boyd, Doug : Special bearings and brush holders for Ford long shaft motors. These provide cooler running, low friction and longer life. $98 503-692-0363 : Product Release, Winch 10-11-048 : MM Glider Tech : Sorcer-ESS is an aileron version of Merlin. ABS plastic Pod design, 50" spn S3016 A/F. $36 from MM Glider Tech, P.O. Box 39098, Downey CA 90239. : Product Release, Sailplane, HLG 10-11-049 : Oakland Model Academy : Ultra GP features hollow core molded wing, composite fuselage come ARF. has SD8000/SD7003 airfoil $300 (510) 839-0436 : Product Release, Sailplane, HLG 10-11-049 : Sailplane Works : Aria HLG at $99.95 provides high tech small model. 13.5 to 15.5 oz. 3355 S. Dunkirk Way, Aurora, CO 80013 (303) 699-0467 : Product Release, Sailplane, HLG 10-11-050 : Sky-Bench Aerotech : Lil Bird is a HLG version of Bird-of-time. Rib construction is very inexp. $29.95 + $6 P&H 69598 Brookhill Dr., Romeo, MI 48065 : Product Release, Sailplane, HLG 10-11-051 : ICARE Sailplanes : 2M ASW-19 kit looks great and has F/G fuse, T-tail, 42 oz (12 oz/ft^2) presheeted wings, $130 from 381 Joseph-Huet, Boucherville, Qc J4B, Canada : Product Release, Sailplane, Scale 10-11-051 : Vencon Technologies : Computer controlled battery analyzer plugs into IBM PC and produces an analysis of the discharge curve. $219 and $149 (416) 398-4534 : Electronics, Batteries 10-11-052 : Nuttler, Dale E. : 5th A. Masters of Soaring Invitational held 9/10-12 is discussed. Only LSF Level III and higher could compete. Event had 35 entrants. : Contests, LSF 10-11-054 : Dies, Frank : Colorado Short Winch Championships held. Line length was progressively shortened from 200 meters to 50 with 6 min max. Luck factor was too high. : Contests, Thermalling 10-12-000 : Garwood, David : Cold Weather Soaring is cover story. High Starts don't contract in cold. Flying on slope may be easier if you don't have a winch. : Flying 10-12-002 : Various : Letters asking for donations for F3J NL. Experience with forgiving flap to servo connection. MAC vs pivot points for flying stabs. : Communications 10-12-003 : Vasgerdsian, Greg. : More feedback on J. Raskin's article on mounting stabs. Structurally mounted stab may be best bet for fast or heavy models. : Control, Design 10-12-004 : Slates, J^2 : Soartech 10 is now available and includes several articles for using computers. : Book Review 10-12-004 : Stokely, Herk : A list of 2500 different airfoil coordinates is on computer disc by Bender and Wiechers via Soartech. Price is $115 US from Stokely. : Software, Airfoils 10-12-005 : Willoughby, Dale : A new category for Aero-Two competition has been started for FAI compet. 3.5 meter span min., canopy, wheel, and proportional fuse X-section. : F3I, Contests 10-12-010 : Mallett, Fred : This is well written article about picking out flying sites while traveling cross country from Texas to the Northwest. : Slope Soaring, Flying Sites 10-12-012 : Cope, Gene : Core One by Wil Byers was flown with very good results. 123" span, 5 lbs. Model looks like an F3b design with T-tail and fiberglass fuselage. : Design, Composites, Unl 10-12-014 : Slates, Jerry : Repairs are described and illustrated for fuselages which really get damaged during flying. Materials are precisely mentioned and techniques described. : Fuselage, Fiberglass 10-12-016 : Jones, Gordon : Details are given to final assembly of models for allignment, radio instal. setting control movement, inserting battery pack, setting CG & hand toss. : Flying 10-12-018 : Simons, Martin : Martin continues with his article on the similarities between full size and RC. Techniques for dealing with situations. : Aerodynamics, X-Country, Flying 10-12-022 : Rettig, Fred : Humorous story about planning for equipment for an anticipated Christmas gift. Santa describes to Corn Fed the errors of his thoughts. : Humor 10-12-023 : Morris, Pancho : Place switch inside canopy to eliminate problems with switch being turned on or off when least expected. : Radio, Design, Construction 10-12-024 : Kuhlman, B^2 : History of Pioneer IID is traced. This full size plane was modeled by Bill and flown very much like conventional models. Jim Marske is info.source. : Flying Wing, Design, Scale 10-12-026 : Knight, Sherman : Cont. SD7037 airfoil, 14.2 AR, 70 Oz weight. Ailerons use one skin as a hinge. Wings are pre-wired. A new rudder reduced by Sherman reduced model : Kit Review, Unl, Composites 10-12-026 : Knight, Sherman : Cont.: weight. Flight performance was excellent. Zooms high, no wing flex, slows down for spot landings. 35 Hrs to construct this model. : Kit Review, Unl, Composites 10-12-026 : Knight, Sherman : Genesis by R&R Products features ARF design w/ molded wings 8 pg of written instructions + 12 pages of photos. 113" span., 855 in^2, 11.7 Oz/In^2,. : Kit Review, Unl, Composites 10-12-032 : Bamberg, Mike : Anabat comments. Low cost gliders needed for young modelers. Composite Gentle Lady wing .5 oz heavier than orig. Electric racing when wind dies. : Design, Training, Electric 10-12-034 : Blakeslee, Byron : listing of scale glider kits + sources included. Info. on aero-towing is given. Some mfgrs. are difficult to deal with. : Scale, Aero-Towing 10-12-034 : Byers, Wil : Soartech #10 topics are listed. This looks like one of the better issues with useful information. Also Airfoil Design & Data - by Richard Eppler. : Book Review 10-12-037 : Doig, Al : Cont.: Sunday night BBQ, huge raffle, & 12 hours of flying. The site is 11 acres rented from a cotton farm. Winners listed with Darrel Perkins 1st. : Contests, Show Review 10-12-037 : Doig, Al : Fall '93 Visalia S. Festival is biggest and best. 214 flyers entered and many more turned away. Plenty of vendors to purchase special items from. : Contests, Show Review 10-12-040 : Smith, Scott : Shock proofing noses with shipping foam reduces damage. Two wing bolts for mounting wings works best. Other good ideas given. : HLG, Design, Construction 10-12-042 : Slegers, Ed : Interview with Rudolf Freudenthaler, world champion in F3E. He discusses the models and equipment he uses. Specific equip. specifications given. : Electric, F3E 10-12-044 : McComb, Jeff : The experience of a novice pilot at the first big contest is related in an educational and entertaining way. Encouragement for new flyers. : Contests, Training 10-12-048 : Anderson, Chuck : Airfoil Plot and Model Design programs are released for HP II LaserJet printers. You can design wings with five panels in heach 1/2 span. : Product Release, Software 10-12-048 : Spectrum Enterprises : Spectrum and Spectrum II designed by Ron Vann and Mark Triebes are released. Triple taper platform with S3021 airfoil. Obechi presheeted wings, F/G Fuse : Product Release, Sailplane, Unl, 2M 10-12-050 : Just Plane Models : Soar Birdy of 70's is redesigned for zoom launches. Span=76" price=$40. Rib construction with clear plans. Std. Servos needed. Can be electric! : Product Release, Sailplane, 2M 10-12-051 : Raskin, Jef : New Anabat handles larger servos or more small servos. Can be raced. The 5th Annual Precision Aerobatic Soaring Contest scratched - no wind. : Product Release, Sailplane, Aerobatics 11-01-001 : McColgan, Don : 1994 LSF Masters competition will be held May 14 and 15th in Covina, CA. Sponsored by Silent Wings Soaring Assoc. Limited to LSF Levels IV and V. : Contests, LSF 11-01-002 : Byers, Wil : Lodging Listed for World Soaring Jamboree in Washington State in May 94. : Contests 11-01-002 : Penton, D.N. : Good advise for selecting aspect ratio, taper ratio, sweep, sections for root and tip. Short but full of information. : Aerodynamics, Wing 11-01-003 : Morris, Pancho : Using servos mounted to covers and not wings allows servos to be moved from one model to another without the expense having servos for each wing. : Radio, Control, Construction 11-01-004 : Slegers, Ed : Rocket by Mark Allen is discussed. The model was turned into a 2M glider and found to be very effective at 31 oz. Zooms are excellent. : Kit Review, Electric 11-01-006 : Weiland, Mark : An improvement to the Feather Cut Foam Wing Cutter by Tekoa is noted. The change has to do with the mounting of a wheel. Diagram included. : Construction, Foam Wings 11-01-007 : Kuhlman, B^2 : Zahlmann's Horten XV modifications for a 2.4 M RC model which will thermal. Model is 3 piece has two mid fins/fences and launches with a highstart. : Flying Wings 11-01-009 : Steele, Bob : "Do you Speak Airplane" by Dave Thornburg covers the modeling done during the 20's and 30's through 90 years of trials and accomplishments. : Book Review 11-01-010 : Simons, Martin : Martin continues with drecriptions of full size X-country soaring theories. Information used in his MARCS symposium persentation. : Thermalling 11-01-013 : Siposs, George : 2M Gnome was purchased from an unhappy owner. After the wing LE was redone and the wing servos minimized it flew much better. : Design, Construction 11-01-014 : Smith. Scott : Match the weight of your model to your throwing ability. Heavy model requires a good arm. Technique is important.. : Flying,, HLG 11-01-014 : Smith. Scott : Save weight on wings by using sanding sealer instead of film covering. Model Research Lab's Sanding Sealer and Glider polish was used : Construction, HLG 11-01-016 : Rettig, Fred : Great story about flying when someone's pet dog goes after your pant leg. : Humor, Flying 11-01-018 : Murray, Lee : Question posed by a reader is answered. Why don't US flyers fly larger models. : Aerodynamics, Design 11-01-020 : Liscomb, Bill : Techniques for launching and flying large scale ships. This is not as easy as it seems. Slope launches and winch launches are both covered. : Scale, Flying, Slope Soaring 11-01-026 : Savole, Steve : Cont. servo endpoints, Failsafe, PPC/PCM, elevon mixing, 2 lines of LCD output including stop watch, count down, voltage, mix any of 6 channels.. : Radio 11-01-026 : Savole, Steve : The Airtronics Infinity 600A and 660 Sailplane version are compared. Same case, trainer cords to other infinities, data reset, servo centering, : Radio 11-01-030 : Woods, Graham : Repair of a broken fuselage is described using repair parts molded from the outside but installed on the inside of the model. Pretty slick! : Fuselages, Fiberglass 11-01-031 : Hazel, John : Simulation was made of winch launching. The mathematical model is described the vectors being included in the model. : Software, Launching 11-01-037 : Deis, Frank : Hinging spoilers on forward side seems to minimize pitching down moment and also improves elevator compensation on computer radios. : Spoilers, Control, Aerodynamics 11-01-041 : Siposs, George : Using a pin extension of transmitter trim ratchet helps find the trim. Use thermoformed packages for mixing epoxy. : Construction 11-01-042 : Jones, Gordon : Instructions for installing wing rod carrier tubes and alignment pins in a fuselage are discussed. Good practical information. : Construction, Wing, Fuselage 11-01-044 : Sugar, Al : Turbulator experiments by Al show that the average model can benefit from turbulators placed at 60% of chord. One of the best articles on the topic. : Aerodynamics 11-01-046 : Weiland, Mark : A method for installing removable servos in hollow core wings is described. Photographs included. Robbe Servo Lock servo mounting device used. : Construction, Radio, Wing 11-01-054 : Vasgerdsian, Greg. : NASSA organization news is discussed and dues structure for 1994. AMA numbers of members are needed. : Scale 11-01-055 : Future Flight : Klingberg Rocket Wing is 52" version of 2M klingberg wing with rocket launch capability. Can be launched from a highstart. "E" motor launches to 600'. : Product Release 11-01-056 : ICARE Sailplanes : Pick 20 scale fuselages are available in different colors and set up for HQ airfoils. (514) 449-9094 : Product Release, Scale, Sailplane 11-01-056 : USR&D Corp. : Aero*Comp software allows calculation of performance indexs such as climb rate for different motors, weights, cells, model weight, gear ratio. : Product Release, Software, Electric, Design 11-02-000 : Brabenec, Paul : Beautiful photographs taken from model of Jackson Hole Wyoming. The method is a camera mounted to photograph the wing and the horizon from canopy. : Areal Photography 11-02-007 : Morris, Pancho : Beginners are prone to fly too slow when coming in for a landing. A better approach is to fly the model to the ground and not risk stalls or gusts. : Flying, Landing 11-02-008 : Simons, Martin : Properties of this class of model should enhance visibility, be stronger than normal, carry a larger battery, and be aerodynamically stable. : Aerodynamics, X-Country 11-02-012 : Rettig, Fred : Humorous account when Fred tagged along with Troy Lawicki at the Mid South Soaring Championship. : Humor, Contests 11-02-013 : Johnson, Wildey : Survey of soaring participant interest if given: Sailplane Design #1, Construction Tech. #2, Flying Techniques #3., Last-Competition Results : Soaring, Communications 11-02-015 : Jones, Gordon : ARF Spectrum kit by Triebes and Van has obechi sheeted wings and stabs. The quality is very good and the 104" version flies very well. : Kit Review, 2M, Std, Unl 11-02-018 : Kuhlman, B^2 : Jeff Rankin's Max Plank (plank design) is aerobatic and very durable. 36" span and 8" chord. A real fun plane to have. Easy to fly. Airfoil Coord. : Kit Review, Flying Wing, Airfoil 11-02-020 : Smith, Scott : Left handers have an advantage in hand launching?? Two finger launches are higher. A tow line: 75' line, 5' rubber. A sling-shot is proposed. : HLG, Launching 11-02-021 : Deis, Frank : Howling Coyote 3 Night Fly contest was another success. Nearly everyone made 3 flights to 15 minutes. An interesting idea. : Contests 11-02-024 : Siposs, George : Flaps used with spoilers gives good control on landing. It is like a poor mans Crow landing option without the cost of the computer radio. : Control, Landing 11-02-027 : Cope, Gene : Rules for scale competition are discussed. Requirements for appearance, flight performance and landing expectation. New Selig airfoil tests. : Scale, Contests, Airfoils 11-02-030 : Schwerin, Alan : Photos and comments on what went on at the 1993 LSF Nationals. Winch lines were retrieved with golf carts and youngsters. : Contests, LSF 11-02-032 : Smith, Jim : 20th. Annual Soaring Tangerine contests is the longest running soaring event in the US. Two days of 2M and Unl soaring with prized for both days. : Contests 11-02-034 : Savoie, Steven : (Continued) to the stock as it is moved through the blade which is pitched at about a 3 deg angle. A carbide blade was used. : Construction, Wing 11-02-034 : Savoie, Steven : A table saw is used to make tapered trailing edges from 1/16 and 1/32" balsa sheeting. A jig is made and spruce strips apply constant pressure : Construction, Wing 11-02-036 : Slegers, Ed : Vertigo modifications for a Speed 400 motor, small speed controller, battery would deliver a total weight of 19.5 oz. Motor only costs $15 : Electric, Design, HLG 11-02-040 : Selig, Michael : A new series of wind tunnel tests are proposed a the Univ. of IL - Urbana Needs: HLG, flapped A/F, aerobatic, electric, free flight model airfoils. : Aerodynamics, Airfoils 11-02-040 : Selig, Michael : Cont. Also effects of turbulators and flaps. Companion A/F also a goal. Templates available from coordinator J.J. Guglielmo at U of IL. : Aerodynamics, Airfoils 11-02-044 : Jentsch, Ed : Story telling way of describing the function of horizontal and vertical stabilizers. Yaw stab., Dutch Roll, Lateral Stab., Moment of Inertia : Control, Aerodynamics 11-02-049 : Fulmer, Dan : Dan tells of flying on an exceptionally windy day with winds above 40 mph and successfully flying with his made for the occasion sailplane. : Flying 11-02-055 : Abell, Bruce : "Mostly Sailplanes" by David Craddock covers Australian designed gliders from 1931-36. Three Volumes. A source of info. for unique scale models. : Book Review 11-02-056 : Lafret, Jack : Nostalgia Sailplane Event to be in '94 NATS. Rules are posted in this article. Designs must have been public prior to Jan 1 1977. : Contests, NATS 11-02-058 : Aero Scientific : Ni-Spy IV is a rcvr battery monitor that indicates when the battery voltage goes below safe limits. P.O. Box 292, Grayslake, IL 60030 (708) 233-9066 : Product Release 11-02-059 : Scale Model Research : New catalog is available for drawings and photographs to document scale model construction and judging. (714) 979-8058 : Scale, Product Release 11-02-059 : Wings : A new service will cut wings with a stepper motor and no templates. Good prices are indicated. 3198 Shady Oak Lane, Verona, WI 53593 (608) 845-7961 : Foam Cores, Wings, Construction, Product Release 11-02-060 : Layne/Urwyler : 2M and HLG versions of the Saturn are produced. HLG uses E387 and 2M uses HQ3/10 & 3/9. 1808 Applegate Dr., Modesto, CA 95350 (209) 529-8457 : Product Release, Sailplane, 2M, HLG 11-02-060 : Wright Manufacturing : Liberty 2M generic fuselage is produced with Kevlar and is only 6 Oz. Flying stabs intended, plug in 9 to 10" wings. (201) 366-0880 Slegers : Product Release, Sailplane, 2M 11-03-000 : Lightfoot, John : Cover story of slope soaring in S.Africa includes soaring off small seaside slopes or from larger seaside hills. : Slope Soaring 11-03-003 : Frame, Gene : T.U.F.Line plus from Western Filament Inc. has a 30 lb test value and is very small. High starts perform much better because of the lower drag. : Launching 11-03-004 : Morris, Pancho : Low humidity is a major contribution in the buoyancy of air according to P. Pancho believes that humidity keeps the air from heating faster. : Flying, Thermal Soaring 11-03-005 : Dufresne, Marc : Obtaining a good radio in France may mean that you look at the Super TEF. Mr. Thobois is a retired teacher who builds these great radios. : Radio 11-03-008 : Slates, Jerry : Mounting wing rods in fuselages can be tricky. Using tracing paper and a pencil to note the position of the wing rod at the root is a good tool. : Construction, Wing, Fuselage 11-03-009 : Jones, Gordon : Light article about how sailplanes and cars often share the same names: Falcon, Comet, Nova, Cobra, Tempest, Legend, Eagle, Mirage, Spirit, Saturn.. : Communications 11-03-010 : Byers, Wil : Point of the Mountain in Utah is an excellent flying site with an good LZ and opportunities for very high altitudes. Primary slope is 500' high. : Slope Soaring, Flying Sites 11-03-013 : B^2 : Ubara flying wing design comments are continued from previous article. Analysis of why tip removal improved performance. Less Drag! : Flying Wings, Design 11-03-015 : Friant, David : A description of what it will be like to go soaring with virtual reality but not yet accomplished although possible. : Flying 11-03-016 : Simons, Martin : X-Country Soaring Cont. Causes and cures of Pitch Oscillation, Trim Range, Penetration, Low sink rate turns, Low Speed Handling, Adverse Yaw. : Thermalling, Stability, Trimming 11-03-021 : Siposs, George : Sewn thread hinges eliminate several problems associated with high friction gaps, hinging from one surface or the other. : Construction, Control 11-03-022 : Smith, Scott : Formats for competition are discussed with the logic about the selections given. Characteristics of typical competitive model are given. : HLG, Contests, Design 11-03-024 : Carmichael, Asher : A FAA database/library of aircraft and owners of full size aircraft. The database gives names and addresses which can results in needed info. : Scale 11-03-025 : Siposs, George : Stability considerations for dihedral and polyhedral wings are considered. There is interactions between rudder/fin size and polyhedral. : Wing, Design, Control 11-03-027 : Vasgerdsian, Greg. : More information about the NASSA organization and goals. The achievement program includes achievement for building and flying. $3 Transaction Fee. : Scale, Communications 11-03-028 : Willoghby, Dale : F3I aero towing provisional rules are listed. The automatic altimeter is described which will transmit a signal to back to earth. Sources given. : Aero-Towing, Contests, Scale, Launching 11-03-031 : Slegers, Ed : Continued. More info on how these controllers handle over heating, high current, breaking, opto-coupling. : Electric, Launching 11-03-031 : Slegers, Ed : More info on speed controllers. On/Off control is not recommended for gear reducers. Soft start and BEC features have value. BEC works for <10 cells. : Electric, Launching 11-03-038 : Raskin, Jef : AMA has a training tape on judging glider aerobatics. Larger Anabats are in production & new models under development using the same technology. : Aerobatics, Contests, Design 11-03-040 : Raskin, Jef : Jeff attempts to educate RCSD readers about the use of the term modified with respect to a named airfoil. Nothing can be said about the performance. : Airfoils 11-03-042 : Rettig, Fred : Another entertaining article about trimming. : Humor, Trimming, Control 11-03-044 : Noran, Richard : An area approach is used to determine the position of the pivoting point for wingerons. 33% of MAC is determined by calculations. : Design, Aerodynamics 11-03-050 : Kukral, Ronald : SOAR club of Chicago shows their metal by flying on New Years Day in bad weather. Photo of participants is shown. : Flying 11-03-050 : Morris, Pancho : A tip stall on launch will destroy your model. Pull tension, throw the model forward like you didn't have a winch. : Launching 11-03-055 : MM Glider Tech : The Merlin is a 50" HLG with plastic pod and boom construction with built up wing. The Modis is only $36.95 + $5 S&H. (301) 923-2414 : Product Release, HLG 11-03-055 : SMaL Enterprises : F3B Eagle is a moulded composite sailplane for F3B use. 112" Span, RG-15 13.5:1 AR, 935 sq in. Winning record. (408) 554-8539 : Product Release, F3B 11-04-001 : Quiet Flight : Quiet Flight Communications is 24 page publications for gliders, electrics kites and rockets. Editor Dave Jones. : Communications 11-04-002 : Sanders, Eric : CompuFoil Professional V 1.7 has a new feature to print all the ribs of a wing of a defined shape in one pass. (513) 299-7684 : Product Release 11-04-005 : Nutter, Dale : Photos of the 5th Masters of Soaring competition. Also comments on reducing wing area vs adding ballast. It makes sense. : Contests, Flying 11-04-009 : Slates, Jerry : Simple tools for building are listed. Jerry tells of his early building. When it comes down to it you don't have to have much to construct a model. : Construction, Wings 11-04-010 : Morris, Pancho : The duties of a thermal duration timer are discussed: Ready when flyer is. Have a watch he can operate, Bring the winch line, Count down as instructed : Contests 11-04-011 : Jones, Gordon : Suggestions for finding and marking the center of gravity. Use shot and add small amounts at a time. Re-adjust CG after adding balast. : Trimming, Flying 11-04-012 : Reith, Jim : A foam cutting bow is described which is made from a 2x2, music wire for wire tension when bent and the Nichrome cutting wire available from SIG. : Construction, Wings, Foam 11-04-012 : Reith, Jim : Cont.: Skinning cores can be done with simple methods and even brown paper to limit the costs. Jim is a source of cores made with computer control. : Construction, Wings, Foam 11-04-017 : Rettig, Fred : Great information about putting things in perspective. Memories are what you should be collecting. Take time to collect them. I Agree! : Humor 11-04-018 : Smith, Scott : One can damage tendons throwing. Attributes of HLG models, Ballast vs wind speed, turbulator strips specifications are given for HLG models. : HLG, Launching, Design 11-04-020 : Woods, Graham : Graham highlights many incredible records from the world of nature. Highest, longest, most distant, flights. Wing attributes compared. : Flying 11-04-024 : Squires, David : Dave begins his design of Raptor 135 using theoretical analysis of this design using a computer. Good examples of engineering applications. : Aerodynamics, Design, Sailplane 11-04-029 : 28 : Slope soaring accommodates the use of all kinds of models. Electric models work well on slopes since the consequence of losing lift is eliminated. : Slope Soaring 11-04-029 : Simons, Martin : Tip stalling caused by platform shape. Camber effects. Thickness vs Drag. Flaps vs camber changing. Benefits and penalty from camber & thickness. : XC, Flying, Design 11-04-034 : Slegers, Ed : WRAM 94 show is reviewed with photos of vendors with electric merchandise. Video tape of show available from John Clarke for $8. : Show Review 11-04-036 : Kuhlman, B^2 : German Akaflieg institutions history of sailplane dev. Interesting history of the contributions of these groups to the development of technology. : Flying Wings, Design 11-04-042 : Willoughby, Dale : Special Report on Int. Slope Soaring Races at Torrey Pines on May 1, 1993 Jerry Bridgeman flew his Murphy damaged by a crash back up to land. : Slope Soaring, Contests 11-04-044 : Skjerseth, Doug : Humorous Article : Communications 11-04-046 : Byers, Wil; Slates, Judy : World Soaring Jamboree Promotion lists events to take place. A very fine event is planned with social events, lectures, contests for all gliders. : Contests 11-05-000 : Avery, Bob & Dies, Frank : A study of thermal airflows is made using Smoke-riter from Tower Hobbies. description of installation and results of tests they ran are included. : Aerodynamics 11-05-000 : Avery, Bob & Dies, Frank : Cont.: calculations can be made by using model dimensions. Shape of thermal are bell shaped. Motion of thermals & sink is discussed. : Aerodynamics 11-05-011 : Slates, Jerry : Jerry continues his discussion on tools, work benches, safety equipment, vice, Dremel tool, table saw, belt sander. Check flea markets for bargains. : Construction 11-05-013 : Jentsch, Ed : A list of valuable tools and items for the flight box are given. Nice to have list includes non-essential items which make life easier. : Construction, Flying 11-05-015 : Jones, Gordon : A cart is shown which holds the winch, battery and some other essentials. It is fashioned after F3b designs. : Winch, launching, Construction 11-05-016 : Slegers, Ed : Instructions are given for a light finish of fiberglass fuselage. Finishing of fuselages can add considerable weight. Krylon paint is recommended. : Construction, Fuselage, Fiberglass 11-05-018 : Rettig, Fred : Great humor about how fate makes us humble at times during contests. : Humor, Contests, Flying 11-05-020 : Byers, Wil : Max slope flying time is related to # of servos, load placed on servos by flying speed, and friction in the control linkage. : Radio, Batteries, Slope Soaring 11-05-022 : Kuhlman, B^2 : Techniques are described for making a box spar by removing a section of a foam wing, wrapping it with FG, replace it, and vacuum bag the whole wing. : Construction, Wing, Spar 11-05-023 : Morris, Pancho : Infinity 600A radio has a compression mixer which should be set at 100% When Crow is employed, flaps will activate otherwise they may not. : Radio 11-05-024 : King, Dale : SD6080 airfoil, 1.7 oz. FG fuselage, sheeted foam wings. Model launches high and flies very well. : Kit Review, HLG 11-05-026 : Siposs, George : Wing rotation control eliminates the need to control surfaces on tail. The drag for the model is reduced and the weight is reduced by about 4 oz. : Control, Construction 11-05-032 : Thomas, Jim : Servo mounting in a foam wing is done using blue foam to friction hold the servo in place. Tape the cover over the servo to hold servo in wing. : Radio, Control, Construction, Foam Wing 11-05-034 : Sugar, Al : Continued: The model permits a style of soaring which might be popular today with limitations on winches limited to 1/4 horsepower and 300 meters. : Kit Review, UNL 11-05-034 : Sugar, Al : The Legionair philosophy was to build light and use a thin airfoil. It was made for highstarts and 6v winches. 16' span, 2000 sqin. : Kit Review, UNL 11-05-036 : Munkesoe, Morten : Results of an international two meter postal contest. : Contests, 2M 11-05-040 : Smith, Scott : Treat your damaged arm w/ weights which you can do 10-15 reps and 3 sessions Another exercise offered. Also thinner sectioins with less loading. : HLG, Launching, Design 11-05-041 : Savone, Steve : A wheel collar on a Dremel routing bit can serve as a depth limit when the bit is operated through a 1/8" sheet of plexiglas. : Construction, Foam Wing 11-05-042 : Slates, J^2 : A list of the newsletters which are being sent to RCSD, the editors, addresses and phone numbers. : Communications 11-06-000 : Kuhlman, B^2 : Swift FAI Class II hang glider is a flying wing design by Steve Morris. Kuhlmans met Steve on a flying field where he was flying an RC Helicopter. : Flying Wings, Full Scale 11-06-006 : Lehman, Robin : Winglets seem to be most beneficial to scale models where wing tips are smaller. Several examples shown. Also excellent photos of scale ships. : Wing, Design, Scale 11-06-011 : Morris, Pancho : Light ply seems to be brittle when models have bad landings. Pancho urges it manufacturers to use hard balsa with stringers for fuselages. : Fuselage, Construction 11-06-012 : Massey, Kirk : A multitude to ideas on how to get performance out of electric sailplanes. Speed controllers compared. Tuning instructions for motors. Prop prep. : Electric, Launching 11-06-012 : Massey, Kirk : Battery size also relates to the available power drain. Battery connector strips add resistance and should be replaced. Excellent but condensed. : Electric, Launching 11-06-012 : Slegers, Ed : Kirk Massey of New Creations R/C has information on what props work best with various motors. : Electric, Launching 11-06-014 : Slates, Jerry : A travel kit: Extension cord, 5 & 30 min epoxy, paper towels, CA glue, T-pins, knife, drill & bits, sandpaper, sunscreen, sunglasses, hat, MODEL. : Contests, Flying 11-06-016 : Smith, Scott : Device to achieve a higher launch, small highstarts. Wings skill award. Contest rules with handicaps for skill levels & man on man format. : HLG, Launching, Contests 11-06-018 : Siposs, George : a Bellcrank can be made out of a soda or beer can in an emergency. : Control, Construction 11-06-020 : Rettig, Fred : A mixture of wisdom and humor about flying hand launch gliders and how to get results with the small models. : Humor, HLG 11-06-023 : Klein, Ameil : Humorous account of having a model go into a tree. : Communications, Flying 11-06-025 : Jones, Gordon : Pro-Case is a thought out solution to the problem of getting your model to the distant contest where you have to use commercial carriers (UPS or Air). : Product Release 11-06-025 : Jones, Gordon : The cases are matched to specific sailplanes & accommodates the transmitters A larger model accommodates 2 to 3 models with little additional cost. : Product Release 11-06-027 : Siposs, George : Static testing of wings as is done with full size planes can determine if a model will withstand launching and turning loads. Instructions given. : Wings, Construction 11-06-028 : Jentsch, E. H : Instructions on how to finish wings, cautions, and options given. A good article on how best to finish wood surface wings. Varnish, Lacquer, Enamel : Wings, Construction, Finishing 11-06-030 : Ninham, Cameron : A method to determine the proper settings for a Feather Cut foam cutter. The root and tip ratio must be set for getting the best results. : Foam Wing, Construction 11-06-032 : Michaelis, Harley : Genie is a bagged wing model design for getting the ultimate from a model costing $150 and competitive with ones costing $1000. Decoration in bag. : Design, Unl 11-06-032 : Michaelis, Harley : Plans are available from Harley as are some parts. Cores are available from Harry Smith for $55. A decal is also available for $2. : Design, Unl 11-06-035 : Hazel, John : Computer simulation of winch launch height shows small differences between launches with tension, area, span, and max Cl. Low A/R models do better. : Aerodynamics, Software 11-06-039 : Siposs, George : Hodge-Podge Canard was chosen because of all the spare parts he had sitting around. High tech too often means high cost. This is low cost - high tech. : Design, Flying 11-06-042 : Siposs, George : Servo wiring protocols are defined for Futaba G & J, JR, & Airtronics. This helps in making conversions between different receivers & servos. : Radio 11-06-045 : Siposs, George : Due to repairs or building flaws, models tend to naturally turn in one direction. George says we should plan to turn in the natural direction. : Control, Trimming 11-06-045 : Siposs, George : Instructions for making gapless hinges from strips of plastic tape on top of and underneath the hinge gap. Deflect surfaces when applying tape. : Control, Construction 11-06-047 : Renaud, Tim : Airtronics is suspending production of wood kits. They are in business to stay but due to labor costs is going to composite models for now. : Communications 11-06-048 : Edmonds, Terry : A CIAM report about proposals for changes in F3B and F3J competition. Issues: # of models, charging batteries, # of timekeepers, pulleys. : Contests, F3B, F3J 11-06-049 : Castilly, Jerry : DG-600 by Thermal Flugel via Mark Foster of Pasadena has 3.8/4.4 M span, sheeted wings, decals,and gel coated fuse. Rated as excellent. : Kit Review, Scale 11-06-049 : Sile, Jack : Jack reports that interest at the plenary meeting was insufficient to get any action on the proposals. Next year perhaps. : Contests, F3J 11-06-050 : 50 : Jouster 1.5M design by Harley Michaelis uses SD7032 a/f & full flying stab. Kit is available as basic kit and ARF kit. Sky Bench Aerotech is producer. : Product Release, HLG 11-06-050 : Wise Owl Publications : Silent Flight a unique British magazine for electric models and sailplane models. It covers slope, thermal, scale, international classes. $35/yr. : Product Review, Book Review 11-06-051 : Pro-Case : Pro-Case are shipping containers for models. Partitions can be placed at 1" increments. Handles are flush. From Mikes Hobby Hanger, Carrollton, TX : Product Release 11-06-055 : Hayes, Ray : WINGS flight achievement program for 1.5 M models has 6 levels for duration, landing, aerobatics for HLG or Hi-Start launched models. Newsletter also. : HLG, Contests 11-06-056 : Vasgerdsian, Greg. : NASSA organization is starting to function. Sponsorship of meets will be coming shortly. Achievement certificates are described. Other news. : Scale, Communications 11-06-058 : Sowder, Bob : Details of the features of the Mid-South Soaring Championship to be held at different locations for X-country, HL gliding, Thermal Soaring. : Contests, Communications 11-07-000 : Jones, Gordon : World Soaring Jamboree Coverage highlights the many events which occurred. A wide variety of competition plus talks by Selig, & Eppler. : Contests 11-07-001 : Mallett, Fred : New column called "This Old Plane" will include a uniform description of each model talked about. : Communications 11-07-002 : Slates, Jerry : Los Banos Scale Fun Fly was covered with some fine photographs from a great looking slope. : Contests, Slope Soaring, Scale 11-07-011 : Slegers, Ed : Ed adds his comments on the World Soaring Jamboree which he felt was well : Contests, Show Review 11-07-012 : Slates, Jerry : Jerry gives credit for the efforts which led to the landmark event. Wil & Mary Jo Byers, Dorothy & Charley Harris, HiTec Hobbies named. : Contests, Show Review 11-07-013 : Kuhlman, B^2 : Winglets at tips seem to predominate on winning thermal ships while center fins seem to control best for slope flying. : Flying Wings, Aerodynamics, Design 11-07-014 : Rettig, Fred : Very humorous description of a new launch method using a pick-up truck, a bean bag chair, mattress, rope, line, tape.... : Humor 11-07-016 : Morris, Pancho : Beginners tend to fly their models too slow making them difficult to control Flying faster will improve control and abiltiy to find thermals. : Flying 11-07-017 : Slegers, Ed : Cont. 1. Sand 2. Apply 2 coats of Balsarite, and sand again. 3. Apply Ultracote from root to tip. 4. Trim and Seal edges with iron. : Construction, Wing, Finishing 11-07-017 : Slegers, Ed : Ultracote Plus has tacky adhesive back, requires no heat, and is light and easy to use. Instructions are given to apply over obechi. See following: : Construction, Wing, Finishing 11-07-018 : Mallett, Fred : Flying sites are described on Corpus Christi Bay, TX. Ropes Park, Oreander Point. New airfoils and designs are more practical for variable conditions. : Slope Soaring, Flying Sites 11-07-021 : Blum, Jim : Cont. Aero Towing with a 1/4 scale ASW 18 with Sr. Telemaster gave 1000 ft. launches. Large models are a rewarding aspect of hobby. : Aero-Towing 11-07-021 : Blum, Jim : Large 4M scale ships can thermal very well as shown in a 1992 PAS event. Launches from winches and over windless slopes resulted in spec outs. : Scale, Slope Soaring, Thermalling 11-07-024 : Johnson, Wildey : The equation for an ellipse Y=(a/b)^.5*(B^2-X^2) where y=chord, x=spanwise distance from center, a=root chord, b=half span of wing for elliptical wing : Construction, Wing 11-07-024 : Szymanski, Al J. : A BASIC computer program list is given to compute and plot an ellyptical wing planform with a straight trailing edge if you wish. : Wing, Construction, Software 11-07-026 : Fulmer, Dan : Dan tells of his design and optimization of a scale spitfire slope soaring model. Several changes were made to make a reasonable slope soaring model. : Scale, Slope Soaring 11-07-031 : Sugar, Al : Using asymmetric controls, rudders, and now elevators and flaps may make sense in spite of having to use multiple functions at once. : Aerodynamics, Design 11-07-033 : Murray, Lee : Lee talks about his problems with flying on Mother's Day when his planes seem to disappear. Efforts to retrieve model are discussed. Light reading! : Communications, Radio, Flying 11-07-034 : Smith, Scott : Joe Wurts wins ISS HLG contest and then gives lesson in sky-out techniques. Joe apparently knows where thermals will be coming through. Very Good Tips! : HLG, Thermalling 11-07-038 : Simons, Martin : Center of Pressure is discussed with respect to wing camber and Aerodynamic Center, Camber, Reflexed Training Edges. Speed failure modes discussed. : Aerodynamics, Wing 11-07-045 : Morris, Pancho : Pancho makes fun at how to select an airfoil. His idea is to use whatever sports shoe is popular that year and take the shape from that. : Airfoils 11-07-046 : McColgan, Don : 1994 Masters of Soaring competition report. D.Perkins, J.Wurts, R.Lackey R.Spencer finished in that order. Equipment and models used is listed. : Contests 11-07-048 : Mellor, Michael : Viking Models ASW-17 fuselage and plans used to build the model. Mike tells us of his project and experiences in flying big models. : Scale, Construction 11-07-056 : MM Glider Tech. : SD7084 wing, 480 in^2, 13 oz model has good performance and is very stable kit is $42 from P.O. Box 39098, Downey, CA 90239 (310) 923-2414 : Product Release, HLG 11-07-056 : PEP Aviation : Sky Shine holographic self sticking mylar films for high visibility trim. Available for $15/ft^2 1112E Geneva Dr., Tempe, AZ 85282-3638 602-966-6383 : Product Release, Finishing 11-07-056 : Perret's Studio : Lasoar 650, 92" span, E387 obechi presheeted foam wings, Kevlar fuse for geared 05 motor w/ 7 cells. Contest winning performance. New Orleans, LA : Product Release, Electric, Sailplane 11-07-057 : Dynamic Modelling : Diamant 98" model imported from Slovakia is egg shell wing construction. Wing loading is 12 oz/ft^2 $550 4922 Rochelle Ave, Irvine, CA 92714-2941 : Product Release, Scale, Sailplane 11-07-057 : Soaring Stuff & Pony XPRESS : Training series of videos from Old Buzzard. Lots of flying footage. $25 9140 Guadalupe Trail N.W. Albuquerque, NM 87114 (505) 898-8281 : Video, Training 11-08-000 : Sklavos, Nick : Sky Hawk by Mark Allen is shown on cover being recorded for a future Video by Nick of Tallant Productions. Series on RC Soaring to follow. : Video, Training 11-08-001 : Slates, J^2 : "Gliding w/ R/C" is Martin Simon's latest book to help beginners avoid frustrating errors. This is not theoretical book but quite readable. : Book Review 11-08-004 : Sowder, Bob & Kelly, Mike : '94 Mid-South Soaring Championships reviewed with photo's and text covering several events conducted. XC, HL, Thermal Duration and Raffle. : Contests 11-08-015 : Simons, Martin : Wings and stabs should be strong but how much is needed? The discussion deals with technology to stay light and provide the strength needed. : Design, Wing 11-08-017 : Stump, Mike : Kanza kit has f/g fuselage, and foam cores comes in all three class sizes. Construction and methods used is included. Very rugged! Matney's Models : Kit Review, STD 11-08-022 : Rettig, Fred : Funny Cornfed story about watermelon and making your contest landings. Make your landings as slowly as possible with good control stand back 5 ft. : Humor, Landing, Contests 11-08-024 : Phillips, Hewitt : An historical perspective of Wright brothers dune soaring at Kitty Hawk. Instructions on how to soar on sand dunes. A unique and valuable article. : Slope Soaring, Flying 11-08-031 : Kuhlman, B^2 : Swept wings often have spanwise separation problems which cause poor high speed turn performance. Vertical slots in wing L.E. may be the solution. : Flying Wings, Design 11-08-034 : Stump, Mike : Cont. The article contains helpful hints on its construction. Not a kit for beginners. The sheeted wing option reduced construction time to 25 Hr. : Kit Review, UNL 11-08-034 : Stump, Mike : Saturn 2.9T has HQ 2.0/9 > 2.0/8 AF 113" Span, 10-11 Oz/Ft^2, 65-72 Oz. Aluminum tube joiner stab control rods molded in fg fuselage. : Kit Review, UNL 11-08-039 : Smith, Scott : Hawaii's thermals are perfect for HLG. World HL Jamboree to be held 10-29,30 Instructions for vacuum bagging 1/32" balsa skins onto white foam. : HLG, Construction, Foam Wings 11-08-042 : Condon, David : Elevating winch and turn around reduced line breaks and made contests run smoothly. Turn around designs must handle line being dropped past it. : Launching, Winch 11-08-045 : Thomas, Jim : Installing servo wires in foam core wings. Two methods (before & After sheeting). Before-insert wires in a knife cut. After-melt a 3/16" hole. : Control, Construction, Wing, Radio 11-08-047 : Inventec Corp. : Esteem uses 110" SD7080 multi taper wing, 57 oz., 0.5" tubular CF spar. (215) 953-1736 Bucks County, Pennsylvania. : Product Release, Sailplane, UNL 11-08-047 : Tallant Productions : "1994 International Slope Race - Return to Davenport" the topic of current video is available for $25 + $5 S&H. Professionally produced. : Product Release, Video, Training 11-08-048 : Tau, Manny : Rubber duck antenna issues are discussed. SWR, tip radiation, memory loss, low battery conditions causing memory loss, system failures are covered. : Radio 11-08-050 : Kempf, Ed : Kansas Flatland Open '94 is reported on. Contestants came from Washington, Iowa, Oaklahoma, Nebraska. Winners listed. : Contests, Communications 11-09-000 : Garwood, David : Photographs of World Soaring Jamboree soaring events and the participants. : Slope Soaring, Thermal Soaring, Scale, Contests 11-09-007 : Slates, Jerry : Jerry describes making a plug for molding fiberglass fuselages that he markets (Viking Models). : Fuselage, Construction, Fiberglass 11-09-009 : Rettig, Fred : Too much stick movement causes model to come down faster than desired in contests. : Thermal Soaring, Flying, Contests 11-09-010 : Smith, Scott : RX-1 launches to 300' with catapult. 36" wingspan, 9 oz model trim is critical to the success given the velocity achieved. : HLG, Launching 11-09-012 : Smith, Scott : Diagram and description of spring loaded finger hole cover for HLG. : HLG, Construction 11-09-013 : Jones, Gordon : A list of airfoil sources obtained from InterNet is given. 16 texts and 11 misc. publications. Coordinates and Polars : Airfoils, Aerodynamics 11-09-015 : Eiche, Erik : Martin Simon's "The World's Vintage Sailplane" has been an excellent source of 3 view drawings which have been blown up for construction. : Scale, Construction 11-09-016 : Mallett, Fred : Cont. For planes up to 35 oz. use 2 4-40 or 6-32 nylon bolts. HLG bolt size should be 4-40. Installation instructions. Use shot for ballast. : Construction, Slope Soaring 11-09-016 : Mallett, Fred : Ways to limit damage to models: Very light and small, Use weak links for easy repair, Build strong, Attach tail to break free for slope. : Construction 11-09-019 : Kuhlman, B^2 : Novel actuator connects servo to surface w/o protrusions into air flow. Uses telescoping tubes and pivot on servo wheel. : Flying Wing, Control 11-09-020 : Squires, David : Pt 2 of Raptor 135 design deals with evaluating the performance using Airfoil-ii and spreadsheets. Math relationships given for other's use. : Design, Aerodynamics, Software 11-09-032 : Siposs, George : A simple wind tunnel demonstration setup is shown where one can evaluate wings in a simple setup made with a fan and other simple devices. : Aerodynamics, Wing 11-09-034 : Edwards, Harry : Night Hawk, sold by Ed Slegers, is a Mark Allen design with D. Perkins Fuse. Can be assembled in 16 hours. RG15 Error in CG location noted. : Kit Review 11-09-038 : Jentsch, Ed. H. : Cont. Building Board Specs (+/- 1/32) Hollow core door recommended. Cover with cork and place on a work bench, and shim to achieve flattness. : Construction 11-09-038 : Jentsch, Ed. H. : Guidelines are given to achieving good results when constructing a model. Topics: Symmetry, Decalage, COG/CG, Tow Hook Location, Radio Installation : Construction 11-09-040 : Raskin, Jef : Swept forward and backward wings are discussed with some reasons for each and the consequences of each from John Rapillo's articles in Model Builder : Aerodynamics, Wing 11-09-044 : Simons, Martin : Australian Scale Soaring Weekend (Aug 94) coverage. Models were aerotowed with tug model having Xenoha G62 engine. Two large scale models shown. : Scale, Show Review 11-09-048 : Vasgerdsian, Greg. : A releasable towhook for aero-towing is shown. This is based on a loop on the end of the lowline being released from a pin which is pulled out. : Construction, Scale, Launching, Aero-Towing 11-09-048 : Vasgerdsian, Greg. : NASSA news, roster and source packet has been mailed to 134 members. More members are wanted in order to promote regional contests. : Scale 11-09-049 : Sowder, Bob : Mid South Soaring Championships in Memphis was a very friendly event with : Contests 11-10-000 : Waltz, Buzz : Cover photo of Empire Polo Club's Flight Park in Indio, CA. Contest sched. for Dec 10 and 11th sponsored by DUST club. : Contests, Flying Sites 11-10-004 : Slates, Jerry : Part III in a series dealing with making a plug and mold for fiberglass fuselages. Placing dams around plug...where to place them and how. : Fuselage, Construction 11-10-005 : Savoie, Steve : A low tech tow hook made from a nail is described. #16d nail is bent to shape. Make 8-32 treads are made. Hardwood block is drilled and threaded. : Construction, Launching, Fuselage 11-10-006 : Mallett, Fred : Corn Dogger by Chris Boultinghouse is a obechi sheeted foam wing design. Good Thermal Perf. $80 from CAB Designs, Cedar Park, TX (512) 259-4748 : Kit Review, HLG 11-10-009 : Gell, Jim : Colored paper tissue covering attached to sheeting with epoxy is fast, inexpensive, and cheep. scrape off excess epoxy. : Finishing 11-10-010 : Kuhlman. B^2 : Four basic principles: CG, aerodynamic center, static margin, pitching moment, sweep angle, wing twist. Equations by Walter Panknin referenced. : Aerodynamics, Flying Wings 11-10-016 : Lightfoot, John : A grinder is converted to a disc sander. A vacuum cleaner is used to collect the dust which is generated. Vac is powered from switch on sander. : Construction 11-10-017 : Gray, Jim : Martin Simons has authored book for beginners. Advice on getting started, "Gliding with R/C - A Beginner's Guide to Building & Flying" B2 Streamlines : Book Review, Flying, Training 11-10-019 : Donaldson, John : Koorawatha Soaring Challenge 1994 - Bororen, Australia was held in May 94 The event is reviewed. A very popular social and flying event. : Contests 11-10-020 : Smith, Scott : 1st HL Jamboree announced. Exercises for building launching skills is described. Flexibility must be developed to minimize injuries. : HLG, Launching, Contests 11-10-023 : Gell, Jim : The FAA can be helpful in identifying flying restrictions for prospective fields. Currently they only restrict max height to 400' within 3 miles. : flying Sites 11-10-025 : Jones, Gordon : Copy machines may distort a copy of a printed airfoil. Look out when making templates. : Foam Wings, Construction 11-10-025 : Jones, Gordon : U of IL wind tunnel tests due to start in Oct. Updates to be in Soartech. Winch line sources, types and strength recommendations. : Aerodynamics, Winches 11-10-026 : Rinklieb, Bill : Sacramento Valley Soaring Society (SVSS) put on a Spring Fling in May. The Contest is reviewed. Teams from other clubs were in attendance. : Contests 11-10-027 : Glover, Rob : Obechi Finishing:220 grit sandpaper; apply light spackling to wood with plastic squeege' sand again w/ 220; pply color & finish with Varathane. : Finishing, Construction, Wing 11-10-029 : Lightfoot, John : Servo current drain estimates are usually too low. John determines the avg. drain to be 70-150 ma depending upon the load and frequency of movement. : Radio 11-10-034 : Glithero, Iain : Interglide F3J Walsall, Staffordshire, GB is reviewed. Contest features were recounted. Excellent format for competition. : F3J, Contests 11-10-036 : Pasierb, Steve : Theories on why Thermal Snifflers are no longer seen at contests are put forward. Too noisy for purists. Not compatible with silent flight. : Radio, Telemetry 11-10-038 : Willoughby, Dale : Wilfried Klinger was a German scale it mfgr of 25 years ago. Dale gives us a report on what remains of his family's business which still survives. : Scale 11-10-040 : Murray, Lee : Lil' Scorpion kit is reviewed along with theoretical comparisons of flight performance to several previous popular kits. Several changes in kit. : Kit Review, 2M 11-10-043 : Rettig, Fred : Fred finally finds some success in competition but remembers that it is only a hobby but one with chances to socialize and improve yourself. : Humor 11-10-045 : Slates, Judy & Jerry : RCSD will be discontinuing the 3 class mailing of issues. The move will make RCSD more efficient and decrease costs in the long run. : Communications 11-10-048 : Sky Bench Aerotech : 1.5M Sagitta is available in SD7032 or SD3021 AF. Flying wt: 10 to 16 oz. Bolt on foam wing sheeted with 1/32 balsa. Fuse is balsa & 1/64 ply. : Product Release, Sailplane, HLG 11-10-048 : Slegers, Ed : FX35D speed controller from AI/Robotics provides about all the features needed for electric flight. BEC, 50A max, soft start/stop, overload prot. : Launching, Electric 11-10-049 : Clerx Aeronautics : Mako sailplane has winning record with SD7037 AF, 114" WS, 70-74 Oz., 11 Oz/Ft^2 loading, Obechi wings w/ FG-CF reinforcing $375/$185 kit : Product Release, Sailplane, Unl 11-10-049 : Clerx Aeronautics : Mako, 114" composite model comes with obechi sheeting on SD7037 wing. Alternate RG 15 A/F. Removable nose cone on FG fuselage. : Product Release, Unl, Sailplane 11-10-049 : Performance Composites : Starling and Starship are two models with 60" and 2M spans respectively. Uses high tech composites in fuselage and wings. (707) 253-8029 : Product Release, Slope Soaring, 2M, HLG 11-10-049 : Performance Composites : Starling and Starship models have RG-15 AF, 60" and 2M wings are for slope and thermal flying. Model weights are 30 and 39 oz. : Product Release, HLG, 2M, Sailplane 11-10-050 : Slates, J^2 : Likes and dislikes from reader's survey is shown. : Communications 11-11-000 : Slates, J^2 : Cover and story about Texas National Tournament, DUST, Vintage Sailplane Association, SOAR builds membership and flying sites. : Contests, Clubs, Communications 11-11-004 : Murray, Lee : Cost of RCSD is analyzed and corrected for number of pages and cost of living. RCSD has continued a trend to be more valuable with time. : Communications 11-11-006 : Slegers, Ed : Kansas City RC club contest is foremost US event for electrics. A wide variety of models and equipment are flown and displayed. Photos : Electric, Contest, Launching 11-11-010 : Slates, Jerry : Jerry covers the parting tray in the process of making molds for making fiberglass fuselages. Plug shape is cut out of flat board - 1 side finished. : Fuselage, Construction, Fiberglass 11-11-012 : Kuhlman, B^2 : 2nd part of 4 basic concepts. EH airfoils offer high lift at low Cm values. Inverting tip airfoil or those with very + Cm values minimize twist values. : Flying Wings, Aerodynamics 11-11-016 : Good, Walter : "V" tail mounting problems for the Magic were dealt with by using a f/g tube between the two surfaces and a screw mounting for the tail assembly. : Stability, Control, Construction 11-11-018 : Rettig, Fred : Winter flying gives Fred some good flights. Back side of NW weather cold fronts provide good flying. : Humor, Flying 11-11-020 : Jones, Gordon : Univ. of IL will be doing wind tunnel tests at this time. Contributions are needed to support testing. Results will be in Soartech. : Aerodynamics 11-11-021 : Dorig, Etienne : Hinge tape made from 3M Blenderm seems to be an excellent tape. It is an OTC medical product. Clear, flexible, tear resistant, tacky, long life. : Control, Construction 11-11-022 : Mallett, Fred : Shred-Air slope plane construction is discussed. Painted Mylars, finished leading edges, fuselage fairing, mounting stabs, etc. Bobby Dumas creator. : Construction, Fiberglass, Slope Soaring 11-11-025 : Pearson, Kitty : Kitty describes the basics of communicating and training a new flyer using an RC sailplane. Ground Training, Clock Positions, Trainer Cords. : Training, Flying, Communications 11-11-026 : Lehman, Robin : Launch line provides for control of relative altitude (tug - glider) using a flag. Other features are swivels, bungee cord & leader. Helps tug land. : Launching, Construction 11-11-030 : Pasierb, Steve : SD7037, RG15, S3021, E205, SD7032, E214, SD7080 Advantages & Disadvantages. Esteeme 3194 by Inventec uses ideas of author to achieve best performance. : Aerodynamics, Airfoils 11-11-034 : Morris, Pancho : People at contests should have timers before coming to the winch. A bad timer can ruin a contestants chances of doing well. : Contests 11-11-035 : Griffin, David : Joe Wurts visit to New Zealand resulted in a number of people learning how to improve their speed and distance capability. : F3B 11-11-036 : Swinehart, Ron : 7th. Annual Alabama Silent Flyer Contest is reported on. Each round worth 1000 pts. Max times of 3, 5, 7, 9 & 11 min. Flown in any order. : Contests, Thermalling 11-11-040 : Smith, Scott : Technique hints for launching. Question is posed: What will a HLG model do if the rudder falls off during a launch? Answers solicited. : HLG, Launching 11-11-041 : Murray, Lee : Reasons given for not launching given during a down air cycle. The answers are taken from Compuserve's MODELNET. : Launching, Contests, Humor 11-11-044 : Siposs, George G. : Light colors are difficult to see in the sky. Dark colors are better but striped dark/light gives the best response at a distance. Metallic LE : Finishing 11-11-046 : Murray, Lee : Instructions are given for obtaining the RCSD article database from Compuserve or directly as a text, Word Perfect or database file. : Software, Communications 11-11-048 : Inventec Corp. : Esteem 122EL is designed for 800 ft/min climb with 10 1000 ma cells, 3.5:1 gear reduction, 11/7 prop. Wing loading is low at 9.7 oz/ft^2 : Product Release, Sailplane, Electric 11-11-048 : SkyBench Aerotech : Cannon Radios are worlds smallest. Onboard flight packs weights: Rcvr 0.52 oz, CE4D servos 0.35 oz, Small batteries with switches. : Product Release, Radio 11-11-049 : Scanlogic : KP-Soar indicates battery condition through rudder movements left or right. Audio alarms for used RC Channel, low bat., lost model. Aux battery plug. : Product Release, Radio, Control 11-11-049 : TLAR Enterprizes : BAe Hawk/T-45 Goshawk kit features obechi sheeted foam wings and F/G fuse. The models kits are of good quality and are well suited for slope soaring. : Product Release, Slope Soaring 11-11-050 : ICARE : Gel coated fuselages of 2M Ka-6e and ASK-21 gliders are of good quality The wing sections for each are quoted in the article. : Product Release, Fuselage, Fiberglass 11-11-054 : Simons, Martin : Elementary Stressing, Pt 2 gives 9 steps to determine if a spar design will stand up to the stress you intend to give the model. Excellent! : Construction, Design 11-12-003 : Murray, Lee : Prescription sun glasses can be made from your old prescription glasses by having them tinted. Cost was $7 at Shopko a Midwest department store. : Flying 11-12-004 : Rettig, Fred : Corfed takes to Visalia CA for the annual contest. He presents photos and an account of the experience. : Humor, Contests 11-12-008 : Williams, W.D. : Sandwiches made with honeycomb material has greater adhesion than balsa or Rohacell. Weight is light. Thin (1/8 in) sheets are available. : Construction, Composites 11-12-010 : Slates, Jerry : Jerry goes through the process of making a fuselage from the plug and mold which was created in previous articles. Mold separation, Joining Fuselages : Construction, Fuselage, Fiberglass 11-12-014 : Slegers, Ed : Ed makes a valuable list of equipment needed to get started in electric soaring. Specific chargers, motors, controllers, props, batteries, plane. : Electric, Launching, Batteries 11-12-015 : Pearson, Kitty : Kitty shares more of her experience in learning to fly. The valuable aspects are shared. : Training, Control, Slope Soaring 11-12-017 : Kuhlman, B^2 : Pt 3 of section on four basic concepts. A summary of Pts 1 and 2 plus Bill's preference with regards to a number of parameters. : Flying Wings, Aerodynamics 11-12-019 : Siposs, George G. : "V" tail design advantages are discussed. A 9% savings is weight & area. A 102 deg angle is about optimum. Less control movement is needed in turn. : Stability, Design 11-12-022 : Simons, Martin : Calculations for computing bending moments of wings gives insight to the strength of the wing near the root. Examples are given. : Design, Wing 11-12-028 : Eckel, Richard : Programming the JR X-388S radio in not very difficult, but the instructions are. Rcvr channel IDs differ for power and sailplane. Start with defaults. : Radio 11-12-032 : Clark, Paul : RC hand launch flying has taken off in Japan. TDKH club is promoting the sport which seems to be well suited to restricted flying sites. : HLG, Contests, Clubs 11-12-034 : Murray, Lee : Notes about preparations for vacuum bagging, making spar notches, (tools illustrated). Clean Mylar, put down white paint, put down silver paint. : Construction, Wing, Foam 11-12-036 : Trubov, Nick : Flying too high often results from letting the model fly itself. Take control before you get too high. Avoid steep dives with clean ships. : Thermal Soaring, Flying 11-12-040 : Sowder, Bob : Bob begins a new column for local club activity: Miss. Valley Soaring Ass. and the Thomas's of Memphis TN are highlighted in this column. : Clubs, Communications 11-12-044 : Smith, Jim : Comments about the safety of flying within 10 miles of an airport. At 10 mi commercial aircraft would be at about 3,000 ft. : Thermal Soaring, Flying 11-12-044 : Smith, Jim : Continued: Blue blockers seem to bother eyes. Green is better. Smallest commercial aircraft would be at about 3,000 ft. : Thermal Soaring, Flying 11-12-046 : Smith, Scott : Cont.: are expected to become more popular. Constant chord wings gaining popularity. Balsa sheets bagged on with white glue for very light F/G. : HLG, Contests 11-12-046 : Smith, Scott : World Handlaunch Jamboree review: Joe Wurts wins w/ aileron custom design. Polyhedral ships may have been generally more competitive. Low drag A/F : HLG, Contests 11-12-048 : Michalis, Harley : Instructions for finishing the leading edge of bagged wings when the Mylars are painted. 4 Steps: Cut Mylar, Clean off LE, Add wood LE, Finish. : Construction, Wing, Fiberglass 11-12-050 : Vasgerdsian, Greg. : NASSA is the process of developing policies and procedures to organize the functioning of the organization to promote scale competition and newsletter. : Scale, Clubs 11-12-056 : Waltz, Buzz : 1st Annual Winter Soaring Festival is announced for Dec 10 at Empire Polo Field. Several full size sailplanes are to fly in. : Contest, Scale 11-12-057 : Jones, Gordon : Attributes of good photographs for publication are listed. 3/4 view, good lighting, cropped, appropriate detail shown, focus, plain background. : Communications 11-12-058 : Composite Structures Technology : Spider foam for hot wire cutting has much greater compressive strength with only 10% more weight. Skin weight can be cut to decrease total weight. : Product Release, Composites, Foam 12-01-001 : Lehman, Robin : Photograph of very large (1:2.5) Mueller LS-4 model of Long Island Skyhawks Club. Model owned by Bob Smith. : Scale, Unl 12-01-003 : Yan, Robert : Thermal soaring activity in Hong Kong is included in a video provided by Robert. Photos of models included. : Clubs, Scale 12-01-004 : Woods, Graham & Woods, David : Words from England that the Internet now provides link with US hobbyists. Internet Address: dwoods@cix compulink.co.uk Wants US E-mail addresses. : Communications, Software 12-01-006 : Stokely, Herk : The Univ of IL will be testing early in 1995 the results will be issued as part of a several distinct issues of Soartech. : Aerodynamics, Wing 12-01-007 : Slates, Jerry : Easily made spar. A 4" wide lamination of balsa and carbon fiber is made, cut into strips, the carrier tube is installed, box made, the spar tapered. : Composites, CF, Fiberglass 12-01-009 : Sleggers, Ed : Good ideas on how to successfully help young people get into and get established in RC Soaring. : Training 12-01-011 : Jones, Gordon : Making fuselage and wing holders out of foam to aid in holding your work while under construction. Blue or pink foam is recommended. : Construction, Foam 12-01-013 : Yan, Robert : Bamboo leading edges are very abuse resistant and weight efficient due to long straight grain. Apply water and heat to restore compressed wood. : Wing, Foam, Construction 12-01-014 : Sowder, Bob : Ten reasons are given for having regular contests in our club. The club of the month is North Alabama Silent Flyers. Feature person is Mark Vlasak. : Contests, Clubs 12-01-018 : Sowder, Bob : When flying off rough terrain you can reduce wear and tear on winch line by using an elevated turn-around and intermediate support pulley. : Launching, Winch 12-01-019 : Rittig, Fred : Corfed Talks about his dogs, how they are his best flying buddies. His dogs are always ready to take the anger and abuse when his thumbs get real thick. : Humor 12-01-021 : Eckel, Richard A. : Part II dealing with the function set-up mode of the JR Propo X-388S Trx. Extensive user defined mixing options are defined. : Radio 12-01-024 : Kuhlman, B^2 : Part 4 of four basic concepts. Airfoil selection logic is articulated. Concept = low pitching moment for root, negative camber at tip, low twist. : Aerodynamics, Design, Flying Wings 12-01-026 : Smith, Scott : Reason for success of aileron ships. Manual launching devices. Dec.Riddle answer: Model w/o fin and rudder will not turn but will fly straight. : HLG, Launching, Control 12-01-027 : Pearson, Kitty : Humorous list of things being carried in packs by R/C glider hobbyists. What things go on with flying isn't feasible. : Training, Humor 12-01-029 : Savoie, Steven : Coyote, "57 Chevy of Slope Soaring" modifications are suggested after years of experience. The suggestions are practical and best done when building. : Slope Soaring, Design 12-01-030 : Simons, Martin : Start of a series on basics: Theories, the Scientific Attitude, Forces & Flight, Mass, Weight, CG, Inertia, Action & Reaction. : Aerodynamics 12-01-036 : Bowlen, Clark : An article on how a fuselage was designed for Clark's Monarch HLG. The new fuselage is slightly heavier but is durable enough to survive while learning : Design, Construction, HLG 12-01-038 : Hazel, John : Results of a computer winch launching study indicated that a "petal to the medal" launch produces the highest launch height if model and line survive. : Winch, Launching, Aerodynamics 12-01-041 : Tau, Manny, Uminski, Andrzej : A list of German terms is translated to make the German publications more valuable to Americans with limited knowledge of technical German. : Communications 12-01-043 : Glover, Rob : The author communicates his XC experience using his model, The Sacred Cow. Sounds like fun. : XC, Design, Thermal Soaring, Contests 12-01-045 : Knowles, Christopher : 2nd Annual X-Country Flyers XC contest results are described. Pat Flinn team was first. Second to Dwight King. : XC, Contests 12-01-046 : Vasgerdsian, Greg : NASSA news update. Erik Eiche photos of OBS scale glider. : Scale 12-01-048 : Eckel, Richard : Part III, setting up the JR X-388S Radio. This section for setting up surface limits and trim (flaps, crow, mixing options, proportions). : Radio 12-01-056 : Iafret, Jack : Updated rules for a Nostalgia Sailplane Event for '95 LSF NATS are listed. Design publication before Jan 1 '80, original airfoil, plan form, Constrn. : Contests, LSF 12-01-058 : ICARE : ICARE Sailplanes releases a 2M version of ASK-21 comes with obechi sheeted foam wings or built up wings and fiberglass fuselage. : Product Release, Sailplane, Scale, 2M 12-01-059 : Ikona, Paul : California Soaring Products opens and will handle soaring products including Slegers International products, used sailplanes, etc. : Communications 12-02-001 : Sharif, Sean : Los Banos slope site is excellent. Cover photo shows DG-600 in flight over reservoir at Los Banos, CA. : Slope Soaring, Scale 12-02-004 : Sowder, Bob : Plan for your contest by eliminating problems before the occur, advertise in magazines and send out flyers. Keep a to-do list. Flying with a flying : Clubs, Contests 12-02-004 : Sowder, Bob : [Cont.] buddy provides competition which sharpens skills. Mark Nankivil is the feature flyer of the month. : Clubs, Contests 12-02-008 : Lehman, Robin : Attributes of a good tow plane are listed. Large enough wing for visibility excess power, rugged landing gear, large fuel tank, slow flying. : Launching, Aero-Towing 12-02-013 : Williams, W.D. : Author suggests that Graham Woods's observation that condensation occurs on the back side of the wing is to cooling rates/mass relationships. : Aerodynamics 12-02-014 : Kuhlman, B^2 : The design Essence by Alan Schwerin is discussed. SD3037 root SD8020 tip used in the model with success. Model has fences. : Flying Wings, Design 12-02-015 : Slates, Jerry : 1/2" foam carpet pads make a good wing friendly surface for a workbench. Krylon epoxy paint for fuselages. Bass Wood for leading edges recommended. : Construction 12-02-016 : Retig, Fred : Valuable information on making good contest landings. Plan to be at a spot and altitude at T-30 sec., turn onto final lined up to spot. Control speed! : Landing, Contests, Control 12-02-018 : Slegers, Ed : Build light (ideas given), use thin airfoil, mount battery as far forward as possible, no switch, Z bends, no clevis. Ballast can always be added. : Construction 12-02-020 : Mallett, Fred : Traveler design is discussed. The model was for someone who might want to fly while on business trips. The model does most tasks ok. Good info. : Design, HLG 12-02-024 : Stahl, Gordy : Gordy visits the Fox family in Iowa for a flying session. Gordy describes Charlie Fox's Genesis flying wing project and describes how the models flew. : Flying Wing, Thermalling 12-02-026 : Pearson, Kitty : Launching technique: retrieving the model: turn off Rcvr first: landing approach is very important. Good article with some humor included. : Slope Soaring 12-02-027 : Stricklett, Steven : Internat. HLG Festival (Oct 94 San Diego) had 10 rounds of man-on-man comp. Different. Increasing flight times, target flight times. : HLG, Contests 12-02-040 : Jones, Gordon : An optimum design for an RC Sailplane depends upon objectives. Equations for Panel Area and Aspect Ratio. Wing area is from sum of panels. : Design 12-02-043 : Freeman, Fred : A device which holds the model and highstart in place on the ground while you get in position with your transmitter. For flying by yourself. : Construction, Launching 12-02-048 : Fogel, Gary & Scharf, Dan : Automobile-towing models is evaluated. 900'launches achieved with 1000'line Visibility was a problem because of distance needed. Strong wings needed. : Launching 12-02-050 : Jones, Gordon : Cont: Tail boom can support V or T tail. Handles light lift well. Flies like a larger model. : Kit Evaluation, 2M 12-02-050 : Jones, Gordon : Saturn 2.0 is similar to 2.9T model. HQ3/10 root 3/9 tip airfoils available w/ or w/o presheeted wings & stabs. PVC-T6 Aluminum spar. Good design for : Kit Evaluation, 2M 12-02-056 : David Layne Designs : Name of Layne/Urwyler is changed to David Layne Designs. A new 130" version is available with HQ 3.0/9 airfoil. : Product Release 12-02-056 : Viking Models : Steleto HQ 2.5/9 fuselages for 10" root chords and spans up to 114". Has S-Glass, Kevlar & Epoxy construction. Extra reinforcement available. : Product Release, Fuselages, Fiberglass 12-02-446 : Morris, Pancho : Pauncho suggests that the optimum CG can be discerned if the model when a gradual turn will not tighten. Other theories of model stability. : Aerodynamics 12-03-003 : Fogel, Gary : Cumulus Clouds intensify UV-b Radiation during summer days when near the sun causing unexpected exposure. From Nature V371, p291 : Training, Soaring 12-03-004 : Voss, George : RCSD "T" shirts are available for $14.95 + $3 P&H. 1403 Linconshire Rd., OKC, OK 73159 : Communications 12-03-005 : Blalock, Alan J. : Building on plans best accomplished by taping plans to board, cover with plastic film, held in place with 2 side tape. Use 3M 77 to hold parts. : Construction 12-03-006 : Sowder, Bob : AMA Rulebook should be changed to attract new contestants. Skill levels are needed. CASA club history is outlined with its prestigious members. : Contests 12-03-011 : Whiteside, Don : Visionary by Hanger 4 Models is a foam wings & fuselage model. For low cost and fast building. Modifications listed. Wt=23 oz Loading=6.5 : Kit Review, HLG, Training 12-03-014 : Morris, Pancho : Contest models & radios have gotten too expensive & the contestants too serious. We are intimidating would be contestants. Changes needed. : Contests 12-03-015 : Kuhlman, B^2 : Kevlar hinges tend to break after repeated flexing. Wax pen can hold out resin from the Kevlar to eliminate the problem. Constrn. steps are listed. : Construction, Control 12-03-016 : Slates, Jerry : Jerry goes through his preferred way to plan and make a foam wing. First Pt. covers templates, spar, inlaid balsa, hold down bolt hart point. : Construction, Wing, Foam 12-03-020 : Slegers, Ed : Ed believes the US lags other countries in training youth in RC modeling. New book by Steve Bergmeyer on RC Soaring from Pitsco is part of series. : Training 12-03-022 : Smith, Scott : Long Beach & Pasadena model shows showed more HLG models than all other gliders. New entries: Dragonfly, Viper, Quest, Avenger, Illusion, Whipit : HLG, Launching, Show Review 12-03-024 : Pearson, Kitty : Kitty tells of her experience in learning to fly slope using her Sunspot. Column continues to be of interest to new entries into hobby. : Training, Slope Soaring 12-03-025 : Steere, David : Old Buzzard Goes Flying video is reviewed. It includes much of Dave's charm and savvy about training. Flying demonstrations are used. : Training, Video 12-03-026 : Osoba, Gary & Gell, Jim : Jim wrote an article from Sailplane Builder about the use of microlift in full size soaring. Instructions are informative to R/C modelers. : Thermal Soaring 12-03-030 : Rittig, Fred : Corfed comments on his preparations for the flying season. : Humor 12-03-031 : Murray, Lee : (Cont.) Airfoil transitions. Outputs create wing planforms, ribs and templates directly or indirectly to plotters, CAD programs, or printers. : Software, Design, Wing 12-03-031 : Murray, Lee : Wingmaster Model Wind Designer Ver 1.1 enables modelers to create rib or foam wings with incredible flexibility to specify curvature, sweep, (cont.) : Software, Design, Wing 12-03-034 : Simons, Martin : Martin embarks on a series to describe flight w/o using mathematics. First part deals with lift, drag, thrust, streamlined and separated airflow. : Aerodynamics 12-03-038 : Cleveland, Don : The 1994 Tangerine Soaring Championship is a 3 day contest with skill classes. Held just following Thanksgiving. This year marked 21st event. : Contests 12-03-041 : Murray, Lee : (cont.) The software is mostly in German but the data can be discerned by the informed sailplane enthusiast. Lee offers free copies. : Software, Sailplanes, Aerodynamics 12-03-041 : Murray, Lee : SMG Model Sailplane Catalog & Book by Walter Gerten is both a sales catalog and text describing performance of sailplanes and electric sailplanes. : Software, Sailplanes, Aerodynamics 12-03-048 : Scharck, Ron : HL Glider Festival 95 will be held May 20-21 by Torrey Pines Gulls of San Diego. Format is described with other associated social events. : Contests, HLG 12-03-051 : Harman, Bob : The Wasatch Mountain Scale Soaring Festival will be held July 21-24 and will include slope, thermal, XC and Fun Fly events. Site is Salt Lake City, UT : Contests, Scale 12-04-001 : Gressman, Tom : Joe Wurts is shown with high tech Blackhawk Unl class model. : Contests 12-04-003 : Nankivil, Mark : A new silent flight club is born in St. Louis called the St. Louis Chargers. Contact Mark or president Peter George at 314-664-6613. : Clubs, Electric, Soaring 12-04-004 : Blakeslee, Byron : Tower Hobbies has a 16.5" * 11.75" case for holding two transmitters and some additional items. Sam's Club has a similar box for slightly less. : Product Release, Radio 12-04-006 : Gressman, Tom : 1995 7th. Annual S.W. Winter Soaring Contest held Feb 5th is reviewed. Several photos of fine models and competitors of note. : Contests 12-04-012 : Smith, Scott : HLG models may be ideal for new flyers. Pros & Cons listed. Scott Smith strives to make his models easy to build. E-mail: 73541.3654@compuserve : HLG 12-04-014 : Slates, Jerry : Part II of this article deals with the application of obechi onto foam. Specific and helpful details are given to insure success. : Construction, Wings, Foam 12-04-018 : Jones, Gordon : Design Thoughts Pt. III deals with the dimensions of the nose, tail boom rudder, and stabilizers. : Design, Fuselage 12-04-020 : Rettig, Fred : Hints on thermalling come from a Buzzard as he eats Corn Fed's possum cleanings. Being observant of nature is an important aspect. : Humor, Thermalling 12-04-022 : Dunshire, Bob : Requirements of aerobatic models includes 3 axis control, large rudder, nearly symmetrical airfoil, large control surfaces and deflections. : Slope Soaring, Aerobatics, Design 12-04-028 : Slegers, Ed : 1995 WRAMs show is covered in a series of photos of key players in the R/C Soaring industry. : Show Review 12-04-031 : Kuhlman, B^2 : AR193-S75, AR2411-S77, AR2610-S80 are the topics of this article. Alfons Reiger is the source. Coordinates are given. : Aerodynamics, Airfoils 12-04-037 : Bostic, Henry : The Soaring League of Texas is the club of the month. Thermalling is the principle function but soaring done off a landfill. : Clubs 12-04-039 : Mallett, Fred : A method of making wing saddles on fuselages by molding a stiff epoxy mix between the protected lower surface of the wing and the protected fuselage. : Construction, Fuselage 12-04-041 : Thomas, Jim : Vulcan 2M from Slegers International is a Mark Allen design which features Balsa spar-CF caps inside obechi sheeted wing. V-tail 36.5 oz. : Kit Review, 2M 12-04-042 : Simons, Martin : Details of flight are described in easy to understand terms. Bernoulli effect, mass vs force, stall angle, aerodynamic zero, lift, drag. : Aerodynamics, Wing 12-04-048 : Whiteside, Don : Instructions for programming the Futaba 7UAFS, Super 7 Radio to have features offered on more expensive radios. : Radio, Software 12-05-000 : Lackey, Roger : Guatamala's Mayan Soaring Match '95 was attended by several Americans. Held on a terrace in the mountains at 6000 ft. 20 Contestants 40 guests. : Contests 12-05-007 : Harden, Kale : Vulcan 2M from Slegers Int. is for experienced builder (no plans). FG fuse is beautiful and strong solid balsa V tail. Obechi 3 piece wing. : Kit Review, 2M, Finishing 12-05-010 : Slates, Jerry : Instructions on attaching wing skins to cores with various methods. Expense need not be high. : Construction, Wings, Foam Cores 12-05-012 : Jones, Gordon : Pt. 4 of series continues with an overview for creating you own sailplane design. : Sailplane Design 12-05-015 : Slegers, Ed : Continued: sheet product. Also comes as round servo cover; Litco battery charger/discharger has controlled charge rates. : Electric 12-05-015 : Slegers, Ed : New products #211 speed controller w/ brake; Astro Flight field charger 115D is peak detection AC/DC charger. Skyshine is a highly reflective : Electric 12-05-016 : Eiche, Erik : Cutting holes using brass or steel tubing in a range of materials. Guides are described which make the job more precise. : Construction 12-05-019 : Sowder, Bob : Landing Skegs are not a safety issue. Airtronics & JR servo arms can be exchanged. Central Ontario Glider Club is club of month. : Contests, Landing, Clubs 12-05-021 : Bailey, Don : Comparisons are drawn between full size and model gliding. The joy of flying a scale ship compares favorably with full size and F3B models. : Scale, Thermal Soaring 12-05-021 : Ritig, Fred : More hints from The Buzzard to progress on your thermalling skills. : Humor, Flying, Training 12-05-024 : Thomas, Joe : Our initial basic models hold a special place in our hearts. Keep the models for slope soaring or for times when the risk is higher. : Flying, Communications 12-05-026 : Kuhmlan, B^2 : Graphical procedure for finding neutral point of a graphical procedure for finding neutral point of wings. Significance of CG and NP. : Flying Wings, Design 12-05-032 : Mallet, Fred : A thermal duration design is discussed. 70" span triple taper white foam wing, obechi wing, lost foam FG pod & boom structure V tail. Vac. bagged. : Design 12-05-035 : Kukral, Ron : SOAR new years day 95 slope soar on Lakeside slope in IL. Mt. Baldy : Slope Soaring 12-05-036 : Bailey, Tom : Good instructions on talking to interested members of the public. It's in our best interest to build and maintain our club memberships. : Training 12-05-038 : Simons, Martin : Lift is a function of speed squared. High wing loads require higher flight speeds. Disc. of Relative Wind and Ground Speed vs Flight Speed. : Aerodynamics 12-05-044 : Carson, Bernardo : Euromeeting VAL DI FASSA was a super scale soaring event in the Dolomiti Mts. of Italy. Beautiful photographs and interesting descriptions. : Slope Soaring, Scale 12-05-050 : MM Glider Tech : Entry level competition glider uses rib construction. 250 ma bat, SD7084 triple taper 55.25" rib wing. Wt 11 to 13 oz. $42 310-923-2414. : Product Release 12-05-058 : Hayes, Ray : WINGS 1.5M flight training program celebrated. 1st NATS event at LSF Nats in Muncie. 30' 1/8" ID tube, 120' line highstart. Targeted to train. : HLG, Training, Launching 12-06-000 : Hoopes, Tom : Point of the mountain, wasatch Mtn., Scale Soaring Festival is promoted for 7/21-23/95. Location and plans are discussed. : Scale, Slope Soaring, Thermal Soaring 12-06-006 : Edmonds, Terry : 2nd Pt. of Mayan Soaring Match coverage from Guatemala City. 3 flights for 15 min. was task. The event was comb. of tourism and competition. : Contests 12-06-010 : Walz, Buzz : Coverage of the Dec 10, 94 scale contest. A thermo Flugel ASW-24 had the longest thermal flight of 15 minutes. : Scale 12-06-013 : Pearson, Kitty : The virtues of a buddy box are discussed. Eliminates crashes and makes training a rapid and sure operation. : Training, Radio 12-06-014 : Slates, Jerry : Custom made control horns from PCB stock is described. Jerry uses a #53 drill (0.0593") to get a tight fit with Dubro Kwik-Links (0.060"). : Control, Construction 12-06-015 : Slegers, Ed : Beginners are cost conscious. Speed 400 motor for $15 comes for 4-6 cells. They are limited to 10A. Prop gear combinations listed. Controllers listed : Electric 12-06-016 : Sowder, Bob : Skill categories are needed, competition ships discourage new entries to hobby. Promote flying skills not competing. Ray Hayes WINGS program. : Clubs, Training, Contests 12-06-018 : Kinkaid, Leon : Leon Summarizes his long modeling life adding spice from a few experiences. : Communication 12-06-021 : Rettig, Fred : California Soaring Products has a fine line of soaring products. Phone No. is 818-966-7215 : Communications, Humor 12-06-022 : Knight, Sherman : V tail mixing with the JR X-374 and 388 computer radio. Covers mode Setting, Function Setting Mode, Rudder & Elev. or Rt. Stick, Control Throws. : Radio, Control 12-06-025 : Boysen, Art : Fred Sage caries V tail conversion kits for a range of gliders. V-Tails reduce nose and total wt. of model. Sensitivity to thermals is improved. : Control, Design, Construction 12-06-026 : Kuhlman, B^2 : The "W version of Horton XV by Hermann Zahlman is described. Improved performance is demonstrated. : Flying Wings 12-06-028 : Jones, Gordon : Rule change proposals considered. Landing arresting devices. F3B was made a formal event. CAIM wants not to run both F3J and F3B. : Contests, F3B, F3J 12-06-030 : Savoie, Steve : A drilling jig is described for drilling parallel holes in the root ribs : Construction 12-06-033 : Simons, Martin : Continued: Aerodynamic Center; Aerodynamic Center of Pressure; Center of Gravity; Stability Margin. : Aerodynamics 12-06-033 : Simons, Martin : Flight Without Figuring pt 4., Downwash -how air flows around airfoils and its relationship to lift and drag; Induced Angle of Attack; Pitching Moment : Aerodynamics 12-06-038 : Thomas, Jim : Continued: Modifications: flaperons, polyhedral to dihedral with tipplets, S4083 airfoil, gray foam. : Kit Review, HLG 12-06-038 : Thomas, Jim : Fox models Wasp is a pod & boom, white foam SD7037 thripple taper winged HLG model. A series of modifications were made and evaluated. : Kit Review, HLG 12-06-040 : Slates, J^2 : Rose Bowl Soaring Festival is a 2 day event. One of three in CA. Highlights of models and vendors. Good photography. : Contests 12-06-040 : Slates, J^2 : Silent Wings Soaring Association, SWSA, includes Paul Ikona (Cal. Soaring Products), Curt Nehring (RCSD Cartoonist), and Mike Deckman. : Communications 12-06-045 : Beck, Dave : AERO* Comp by Paul Ogoshwitz is an electric model performance analysis program. Optimize prop., motor, battery, model dimensions, airfoil. : Software, Electric, Product Review 12-06-045 : Beck, Dave : Cont. Over 200 motors are included. Airfoils from Soartech 87 are included. : Software, Electric, Product Review 12-06-049 : Raley, John : Astro Electric Cargo Plane weight lifting contest is described. Rules: 7 cells, take off in 150 ft., 1 min. flight. Record is 12 lbs. : Design, Electric, Contests 12-07-001 : Jaffee, Brett : Review of Birdworks' Rubber Duck flying wing is a low cost abuse resistant model which is ideal for fun flying without fear of expensive accidents. : Kit Review, Flying Wing, Slope Soaring 12-07-004 : Ealy, Jim : 25 pupils of Peddie School in Princeton, NJ are participating in a training program w/ a grant from Toyota to learn science in a calculator based lab. : Training, Software 12-07-004 : Ealy, Jim : Cont. The program will collect data from glider models. Alternate wings will be tested. School has a home page on the World Wide Web. : Training, Software 12-07-011 : Spoer, Johnathan : An imaginary trip to a monthly contest is intended to encourage people to compete and improve their skills, and enjoy your self. : Contests, Training 12-07-012 : Pearson, Kitty : A discussion of 4 and 5 cell batteries, how to treat your batteries. NiCad batteries will take many charges. : Training, Batteries 12-07-014 : Jones, Gordon : Status report from Selig et al wind tunnel tests from the Univ. of IL. Data to be published in print in SoarTech and on data disc from SoarTech. : Aerodynamics 12-07-015 : Baker, Bill : A soaring vacation in Big Bend National Park is discussed. Most sites were not ideal. Landing sites are a problem. A hand launch glider may be best. : Slope Soaring 12-07-016 : Slates, Jerry : 1/5 and 1/4 scale landing gear for sailplanes are discussed. Gene Cope now sells retract kits which go together in 40 minutes. Works well : Scale, Kit Review 12-07-017 : Knight, Sherman L. : Retrievers: manage twist, tie proper knots, swivel specs, don't pulse. Procedure for new brushes. Split rings, Line size, Turn Arounds. : Launching, Winch, Turn Around 12-07-022 : Rettig, Fred : The 95 Masters of Soaring contest in LA was covered from a personal perspective of Cornfed. : Contests, Humor 12-07-025 : Kuhlman, B^2 : An examination of multiple control surface systems. Up to 8 surfaces can be used to optimize the control functions on a flying wing. : Control, Flying Wings 12-07-030 : Deckman, Nehring & Ikona : Southern CA Soaring Clubs (SC)2 is featured. Competition and camaraderie are promoted. Classes: Sportsman, Expert, Master & 60+ (All Unlimited) : Clubs 12-07-032 : Smith, Scott : Hand launch events have evolved from primitive to matured. Multichannel models now required for winning. A Std. HLG class is needed (2 ch. max). : HLG, Contests, Control 12-07-036 : Mallett, Fred : Foameron is a 62" model with wingeron control. It is extremely rugged and flies well. Wing turns on arrow shaft spar/bearing. : Kit Review, Slope Soaring 12-07-039 : Sharif, Sean : An account of the Los Banos Slope Scale Soar-In is given with photos and descriptions of scale and PSS models. : Scale, Contest 12-07-044 : Simons, Martin : Pt 5 of Flight w/o Figuring. Philips Entry explained. Camber is explained as being a line midway between the upper and lower surfaces. : Aerodynamics 12-07-046 : F.K.H. Enterprises : A RC transmitter tray and performance pad was designed for confort. Fatigue is reduced. Cost is $39. : Radio 12-07-046 : McCann, Tim : Skegs and skids for contest work or rough landing areas are available Costs are $5 each. P.O. box 2091, Harrison, AR 72602 : Product Release, Fuselage 12-07-046 : Soaring Specialties : Lancer features balsa sheeted foam wing, glass/Kevlar fuse., and built up stabs. 522 in^2 wing is SD7037. Wing is sheeted but must be joined. : Product Release, Sailplane, 2M 12-07-046 : Willoughby Enterprises : T.U.F. line is Spectra line. Small size for strength gives high launches. 300 yds is $13. Longer length are available. 925-539-9666 : Product Release, Winch 12-07-047 : Slates, J^2 : : Training 12-08-003 : Barter, Ernie and Jo Ann : Ernie's full size 707 is described a scale glider. : Humor, Scale 12-08-005 : Turner, Craig : The thrill of thermal soaring is comparable to catching a fish. The task of finding a thermal would be bore if it were a certainty. : Thermal Soaring, Training 12-08-006 : Mallett, Fred : Texas National Tournament 95 (TNT) report. Tasks 3,5,7,9,11 max pilots choice (day 1) and 3 flights for 21 min on second day. Full Report : Contests 12-08-011 : Mallett, Fred : The role of a timer is discussed as well as some safety issues. The loss of 8 models at the TNT was provided some examples. : Contests, Thermalling 12-08-015 : Eckel, Rick : The spin maneuver created by full rudder and up elevator can help you find a model when you loose site of it and can limit damage. Avoid spiral dive. : Flying, Thermalling 12-08-016 : Deckman, Nehring & Ikona : Elements for succeeding in contests include: attitude, skill, talent, equipment, practice, and timer. : Contests 12-08-019 : Kuhlman, Bill and Bunny : Javelin balsa skinned foam core flying wing by Quality Fiberglass is reviewed. Steve Savoie provided input to article. : Kit Review, Flying Wing 12-08-023 : Jones, Gordon : Selig Airfoil Book "Summary of Low-Speed Airfoil Data - Volume #1" is now available from SoarTech Publications. More issues to follow. : Book Review 12-08-023 : Smith, Scott : America On Line (AOL) and the Internet was tapped for ideas. Web sites are listed. Some ideas from these sources are listed. : HLG, Software 12-08-024 : Sowder, Bob : The landing task in contests is discussed. Does it count too much or is it ok as now used? : Contests 12-08-026 : Slegers, Ed : Mark Allen's Vulcan 2M sailplane was converted to electric w/ conventional tail. The model flies very well. Conversion notes are offered. : Electric, Construction, 2M 12-08-027 : Decker, Jay S. : Thermal Buster glider by K&A Models Unlimited is reviewed. Quality wood parts build into polyhedral 13 oz model. Airfoil is E205. Price: $30 : Kit Review, HLG 12-08-029 : Conrad, Joseph : Gun Slinger format described (21 flights of successively increasing flight times. The Seattle Area Soaring Soc. HLG contest of Apr 15, 1995 : Contests, HLG 12-08-031 : Knight, Sherman : The Monarch by Joe Hahn has undergone changes more reinforcement in fuse. Wing has been made even thinner. Four custom modifications are discussed. : Kit Review, HLG, Construction 12-08-035 : Lehman, Robin : Testing large batteries in your model requires that testing under load in order to judge remaining charge. Appropriate chargers are also needed. : Radio, Batteries 12-08-037 : Simons, Martin : Flight without Figuring Pt 5 cont. Camber line defined and discussed. Terms Undercamber, bi-convex, semi symmetrical. Finding the camber line. : Aerodynamics 12-08-040 : Garwood, David : Olympus Trim MD camera is put into Paragon fuselage and photographs are taken. Diagram of mechanism from operating shutter release is shown. : Aerial Photographer 12-08-042 : Hollidge, George & Whiteside, Don : Repairing R&R molded wings is described. The R&R construction can be repaired while European molded wings cannot. Good reference article. : Construction, Composites 12-08-046 : Thomas, Jim : Continued: ...truly important as opposed to those that we assign more importance to than they truly deserve. : Communications 12-08-046 : Thomas, Jim : Jim laments the passing of Earle Latimer and reflects on Fred Rettig's advice: Keep perspective in our lives and recognize those things that are : Communications 12-08-047 : Fulmer, Daniel : Dynaflight Freedom glider modifications were listed. Experienced based improvements were developed: control systems, rudder, slots. : Kit Review, Slope Soaring 12-08-052 : Gray, Jim : The Mistery Ship by Bob Martin is a 118" span SD7037 airfoil ship with wood laser cut parts and "T" tail. Sells for $150. : Product Release, Sailplane, Unl 12-09-001 : Mallet, Fred & Griggs, Bill : Cover shows Fred and Bill talking about CG on an A-6 power assisted scale model at Francis Peak. Photo by Dave Garwood : Slope Soaring, Scale 12-09-004 : Chovan, Joe & Garwood, David : Reasons 'Why RC Sailplanes are so Addicting' are listed. Responses are gathered by E-mail in cyberspace. Interesting philosophy about our hobby. : Flying, Communications 12-09-012 : Slates, Jerry : Jerry tells of his trials in preparing for and going to Mid-South Soaring Championship. Then his experience with Martin Simons at Caddo Mills. : Contests, Communications 12-09-015 : Booth, Richard : July Jubilee sponsored by the Richardson Radio Control Club raised money for Spina Bifica Association. : Contests 12-09-016 : Smith, Scott : Retraction of earlier statement that winners of ISS HLG contest were full house models. All were rudder elevator models. Dodson's Orbiter specs. : HLG, Construction, Radio 12-09-016 : Smith, Scott : [Cont.] Mini phone jacks used as on off switches and charging jacks on HLG models. Info. from Internet E-mail add: scott@stateofheart.com : HLG, Construction, Radio 12-09-018 : Kuhlman, B^2 : Dr. Martin Lichte's EMX 07 and 14 low pitching moment airfoils are discussed. Coordinates are include. EMX 14 is for moderate sweep models. : Flying Wings, Airfoil 12-09-019 : Jones, Gordon : Wings are being tested in Texas which transition from one airfoil at the root and another at the tip. This allows very slow flight w/ no tip stalls. : Aerodynamics, Airfoils 12-09-021 : Slegers, Ed : Large electric models are becoming more popular. The electric Skyhawk provides ample room for equipment w/ 10 cells. Performance is impressive. : Electric, Kit Review 12-09-022 : Rettig, Fred : Preparing for contests is a basic part of success and taking advantage of luck which might come your way. Get your landing! Don't give up points. : Contests, Humor 12-09-023 : Selig, Michael : Objectives for future tests: Popular thermal airfoils with flaps; Tail airfoils with less deadband (S8025); SD7037-RG15 compromise SD7080. : Aerodynamics, airfoils 12-09-024 : Abell, Bruce : A hot wire cutter is described for making spar groves & wire traces in foam core wings. It is powered by a 6V soldering iron transformer. : Construction, Wing, Foam 12-09-026 : Deckman, Nehring & Ikona : SWSA 2M Soarfest '96 plans are discussed. A 2 day event w/ 3-10 min max. Registration limited to 100 with cut of by April 15th. Raffle included. : Contests 12-09-026 : Deckman, Nehring & Ikona : [Cont.] 2M Revival is in progress. A broad range of models are expected for the June 8 and 9 contest by SWSA. : Contests 12-09-027 : Thomas, Jim : CR Blazer has a 60" S3014 balsa sheeted tapered foam wing and FG Fuselage. V-Tail. Good construction notes Good light air model $100 price. : Kit Review, Slope Soaring, 12-09-033 : deVries, Daniel : TRC Impulse 2D metal hydride microprocessor controlled fast charger/cycler uses the latest technology for charging these batteries. NiCad Chargers. : Product Release, Radio 12-09-033 : deVries, Daniel : [Cont.] Information about battery technology useful to modelers. Terms: Endothermic charging, soft peak, dendrite growth, balance. : Product Release, Radio 12-09-038 : Wahl, Ron : Rodel Modellbau 1/4 Scale ASK 21 is reviewed has FG fuse and balsa sheeted foam core wings. $495 from Sailplanes Unlimited. Spoilers extra. : Kit Review, Scale, Unl 12-09-040 : Garwood, David : Soar Utah 95 review by David Garwood. Five days of real fun filled Dave with memories. Thermalling over valley was done when wind speed fell. : Slope Soaring, Thermalling, Contests 12-09-046 : Voss, George : Wasatch Mountain Slope Soaring Festival X-country effort of author is discussed. George gets bumped out of the truck and still wins event. : Slope Soaring, XC, Contests 12-09-048 : Fiederlein, Taylor : Long Island Silent Flyers held 18th Annual Empire State Soaring Classic at Syosset, LI on 6-17 & 18. Only 20 mi from NY city. Lists of most popular : Contest Review 12-09-048 : Fiederlein, Taylor : [cont] sailplanes and radios. Weston Magic(7) and Vision (18). List of winners given. : Contestw 12-09-058 : Dream Catcher Hobby, Inc. : Tom Williams - Craft-Aire Sailaire is being re-released at $160. PO Box 77, Bristol, IN 46507 ph: (209) 848-1427. : Product Release, Sailplane, Unl 12-09-058 : L&H Distributors : Mystery Ship by L&H is a 3M 118" is a built up wing design all wood model. Lite ply fuse with T tail. SD7037 airfoil. (520) 855-6900 : Product Release, Sailplane, Unl 12-09-058 : Sky Bench Aerotech : 1.5M Osprey is a HLG model with optional T tail, laser cut ribs with extra wood removed. Wing is fully sheeted. $90 : Product Release, Sailplane, HLG 12-09-059 : Chapman, Scot : Cool Band is placed around neck and when wet, keeps you cool in the hot sun. Summer of 95 was very hot. This is a cool tip. : Product Release, Flying 12-09-059 : Morris, Pancho : A Winch-Retriever Bridle is shown which keeps the retriever line from getting wrapped around the model. Bridle is 3' long, there is a steel : Winch, Launching 12-09-059 : Morris, Pancho : [cont] leader (18 in) for the retriever attached to one end of bridle. Ring at other end goes to the model. Winch line attaches on ring slide. : Winch, Launching 12-10-001 : Fortorny, Kevin : First digital photograph of full scale sailplane in flight taken from another appears on RCSD cover. More photographs to follow. Kodak DCS 200 : Photography, Software 12-10-005 : Blanco, Scott : Several photos of slope soaring adventure to Cape Blanco, Oregon where several days of slope soaring were experienced. Photos : Slope Soaring 12-10-012 : Savoie, Steve : Steve reviews four construction methods used to construct foam wings. Designs are compromises between strength and weight. : Construction, Wing, Foam 12-10-015 : Lehman, Robin : A trip to visit Roland Kern (Roke Modell) 30 km south of Frankfort. Signs in town actually direct people to Roland's home. : Sailplanes 12-10-016 : Slates, Jerry : 'Building Hollow Composite Wings' is the subject of a video from Soaring Stuff. Topics: making, plugs, molds, spar design. 75 minutes. : Construction, Video, Composites 12-10-017 : Kuhlman, B^2 : T.W.I.T.T reports the design of a new stealth fighter which looks like the B2. Scale model construction is promoted. : Flying Wing, Scale 12-10-018 : Sowder, Bob : Information about the RCSD entry level design are answered. Bob is the key person to communicate with on this ELD contest. : Sailplane, Design 12-10-020 : Deckman, Mike, et.al. : Short fields and contests often require hot launches. Prism by Ben Matsumoto has been up to task. Q&A about its features and options. : Kit Review, Foam Wing, Design 12-10-020 : Deckman, Mike, et.al. : [cont.] Spider foam, wing rod options, triple taper, color selection, Krylon paint, flutter, hinging. S7077 Airfoil may be new floater std. : Kit Review, Foam Wing, Design 12-10-023 : Jones, Gordon : Modern software allows modelers to change airfoil thickness and camber and mix top and bottom surfaces. Wind tunnel testing may not translate. : Airfoils, Software 12-10-024 : Lehman, Robin : Glider Tow Fun Fly site is requested in Pennsylvania, Ohio, Delaware area. The event is envisioned to emulate the Swiss I.G.G. event. (RCM Nov 92) : Contests, Communications 12-10-025 : Savoie, Steve : Airtronics Infinity 600 programming tricks are listed. Flaps on a switch, Aileron to Elevator Slope Mix, Elevator Preset, Crow & Camber, Neg. Diff. : Radio, Control 12-10-026 : Simons, Martin : Pt.5 of Flight Without Figuring, continued. Lift Curve, Camber, Slope of Lift Curve, Aerodynamic Zero. : Aerodynamics, Design 12-10-028 : Gray, Jim : Sailplanes-A digest for Scale Modelers by Ferdinando Gale and Aldo Calza is reviewed. A reference for scale modelers wanting proven unusual designs. : Book Review, Scale 12-10-030 : Stipis, Yanni, et.al. : Summary of flight development up to the three Write Brothers' gliders. Pioneers: DeVinci, Cayley, Lilienthal Flying Site: Kitty Hawk : History, Soaring, Communications 12-10-036 : Knight, Sherman L. : Hand launch models are evolving from polyhedral designs to multifunction sailplanes. Mods to the Monarch are detailed and evaluated. : Design, HLG, Control 12-10-036 : Knight, Sherman L. : [cont.] Items modified include dihedral, tip angle, depth of flap and ail. Tail control surface control points, wing incidence. Good Article! : Design, HLG, Control 12-10-041 : Swinehart, Ron : Review of Mid South Soaring Championships. Man-on-man format with max times of 3,5,7,7,7 for 900 pts + 100 pts for 4L landing. Photos & Standings : Contests 12-10-047 : Glover, Rob : As part of the Mid-South Soaring Championships, the XC event is covered in a nice report with photos showing models flown and standings. : Contests, XC 12-10-056 : Slegers, Ed : KRC-95 electric meet was again held in Quakertown, PA. Several photos and a few words to describe the participants and the event. : Contests, Electric, Launching 12-10-059 : ICARE Sailplanes : Spark 1 and 2 are 53" & 71" span models for acrobatic and thermal tasks respectively. FG fuselage with foam core wings. : Product Release, Electric 12-11-001 : Fisher, Charles : Sky Jack by Jack Hamilton is shown on cover. Chuck Fisher is the artist and was done as a watercolor painting. : Sailplane, Unl 12-11-003 : Slates, Judy & Jerry : Due to increased paper costs and elimination of 2nd class mail, RCSD costs are up and in response, the size of the publication is being reduced. : Communications 12-11-004 : Lehman, Robin : White sailplanes are subject to disappearing at high altitude. White keeps planes cool & causes visibility problems. Contrasting stripes recommended. : Finishing 12-11-008 : Gray, Jim : "Understanding Polars Without Math" by B"^2Streamlines tells the common modeler how to take advantage of the information on airfoil polars. : Book Review, Aerodynamics 12-11-010 : Slates, J^2 : A list of videos of interest to RCSD readers is given. Foam cores, hollow composite wings, thermal soaring, getting started, aerospace composites : Video, Foam, Wing 12-11-010 : Slates, Jerry : A description of the LASOAR 650 by Perret's studio. Model comes out light by finishing the wing with sanding sealer, light spackle & urethane. : Construction, Electric, Finishing 12-11-011 : Cope, John : The Wonka Web Service will help you create a web page. Check out the Pacific Northwest R/C soaring page at http://www.wolfenet.com/~gcope : Software, Internet 12-11-012 : Scharck, Ron : 117" Airtronics Peregrine is given high marks for easy construction, flying ability and landing ability. Plane flew perfectly the first time. : Kit Review, Unl 12-11-012 : Scharck, Ron : [cont.] Tips are given for control rod installation, longer servo trays strengthening tips, beveling control surf., finishing. : Kit Review, Unl, Construction 12-11-018 : Kuhlman, B^2 : Discussion of F. Gale's Ubara bat wing design. The typical CG calculation would be too forward due to constant chord swept wing considerations. : Flying Wing, Aerodynamics 12-11-020 : Cope, Gene : A scale fun fly is covered in Yakima, WA. Aero towing was used. Some very long flights were recorded in both Vintage and Modern categories. Photos! : Scale, Contests, Aero-Towing 12-11-022 : Whiteside, Don : Starling by Performance Composites is evaluated. This is a 60" span ARF V tail model. Obechi sheeted foam wing. Options affect price. : Kit Evaluation, Slope Soaring 12-11-022 : Whiteside, Don : [cont.] building procedures described. Servo wells can be routed by P.C. Options: plywood tips & ballast mounting screw. Flying was excellent. : Kit Evaluation, Slope Soaring 12-11-026 : Deckman, Mike, et. al. : Visalia Fall Soaring Festival and the host city is described. Winners and their models and radios are listed. Description of new kits: Mako 2, Prism : Contests 12-11-026 : Deckman, Mike, et. al. : [cont.] Dazzle, V-tail Prism. Bob Harrold makes aluminum mini gliders. Sponsor is Central Valley R/C Soaring Club. : Contests 12-11-033 : Whiteside, Don : Don does a follow up to his Mar/95 RCSD article on the Visionary. Mods are listed based on some additional experience. Hanger 4 is producer. : Kit Review, HLG, Training 12-11-035 : Cameron, Steve : A review of the HL events at Muncie AMA/LSF nationals. Heat and humidity were significant factors. Steve flew an Orbiter. : Contests, HLG 12-11-040 : Botha, Gavin : BS Engineering (Botha & Spicer) releases an FAA legal F3B winch. Different spool options make it useful for thermal duration. (408) 338-0662 : Product Release, Winch, Launching, F3b 12-11-041 : Hahn, Joe : Monarch C now has carbon fiber in the fuselage, wider tip chords, FG tips glue onto tip rib. Pre-sheeted wings are Std. DJ Aerotech (513)773-6772 : Product Release, HLG 12-12-001 : Simons, Martin : IVSM-95 demonstration of aerotowing is captured in cover and description on page 4. International Vintage Sailplane Meet. Robin Lehman's LS-4 shown. : Launching, Aero-Towing, Scale 12-12-003 : Derstine, John : The full size International Vintage Sailplane Meet at Elmira NY had an RC aerotow demo. This is an account of the whole event with photos. : Scale, Contests 12-12-009 : Lehman, Robin : Robin indicates that there is growing interest in aerotowing and scale. It seems the two may foster a needed symbiosis to allow both to grow. : Launching, Aero-Towing, Scale 12-12-009 : Simons, Martin : Martin extends comments made by others at Elmira. Sailplane pilots were often modelers. Full size vintage planes were listed. : Launching, Aero-Towing, Scale 12-12-010 : Foster, Mark : Most scale models come from Germany. Sailplanes Unlimited and Windspiel Models are the recommended ways to get imported models. Also Aero Towing. : Launching, Aero-Towing, Scale 12-12-011 : Slates, Judy : Obtaining imported models is time consuming and expensive. Robin Lehman accepted the task of communicating with RCSD readers on the scale seen. : Communications, Scale 12-12-013 : Slates, Jerry : Horizontal stabilizers can distort over time especially if one side is finished differently. Be sure to check for warpage with time. : Control, Foam Cores, Building 12-12-014 : Slates, Jerry : The best spars provide bending & torsional strength at minimal weight. Tensile strengths are given for E & S-Glass, Aramid, Carbon and Balsa. : Construction, Spars 12-12-015 : Deckman, Mike, et.al. : Information given on spotting thermals. Clues include: seeing the model's flight change, seeing the thermal w/ blue blocker, look for lift near sink, : Thermalling 12-12-015 : Deckman, Mike, et.al. : [cont.] watch for lulls in wind then go upwind, fly toward shifts in wind direction, recognize wave vs thermal lift. : Thermalling 12-12-017 : Knowles, N. Christopher : 1995 X-Country and Pig Roast is described with photos and list of finishers. Pat Flinn from Mich. wins event. : XC, Contests 12-12-018 : Martin, Bob : The Mistery Ship by Major Hobby is the first all laser cut wood kit. No composities used. 118" model,~70 oz SD-7037. Excellent ship on a budget. : Kit Review, Sailplane, Unl 12-12-020 : Schmitz, Charles : Wing platforms are compared graphically for Falcon 880, Legend, Waco 10-550 Falcon 550E, Thermal Eagle, Genesis, Shadow. Data from MaxSoar data files : Aerodynamics 12-12-022 : Sowder, Bob : Contestant chooses from three different tasks upon landing. Landing points = 25. List of contest turn offs. VAM club has AMA Award of Excellent. : Training, Contests, Clubs 12-12-022 : Sowder, Bob : Helping new flyers is important to clubs. Valley Aero Modelers have a contest format which has been successful for years with easy rules. : Training, Contests, Clubs 12-12-025 : Galletti, Joe : Joe describes the elements of frustration which he has tried to eliminate or minimize. This enhances his enjoyment of the sport. Excellent Article! : Slope Soaring 12-12-027 : Lehman, Robin : Rather than a student being a receiver of an instructor's verbal commands, a student learns by way of a small hand held R/C model to correct situations : Training, Control 12-12-027 : Lehman, Robin : [cont.] Level wings, Fly model in a circle. Work on pitch control. Turns with pitch control. Later use of a training chord is highly advised. : Training, Control 12-12-030 : Bowlen, Clark : Part II of article on The Puma describes the fuselage and flying V tail. An alternate wing was made. Model weighs 10.5 oz. Cores are available. : HLG, Design 12-12-032 : Sile, Jack : Radio Glide is a the British Assoc. of RC Soarers, BARCS contest. Middle Wallop was the 95 site. Coverage with photographs is given. : Contests 12-12-036 : Mattes, Pat : A poem "To Soar with Eagles" is presented. It is a poem written from the perspective of the eagle seeing R/C sailplanes. : Communications, Humor 12-12-040 : Perret's Studio : Lasoar 1200 by Paul Perret is the winner of 94 and 95 Electric Nats. 139" span SD7037 airfoil models for 25 and 40 size motors. : Product Release, Sailplane, Electric 12-12-041 : Sky Bench Aerotech : The 2M Osprey kit uses foam core wing with optional configuration, Schuemann planform, S3014 wing, 43 oz, bolt on or 2 piece wing option. : Product Release, Sailplane, 2M 12-12-042 : Eckel, Rick : Instructions for mixing full house sailplanes using computer radios. Terms. are defined. Logic of flight modes are discussed. : Control, Radio, Launching, Landing 13-01-001 : Lehman, Robin : Photograph of very large (1:2.5) Mueller LS-4 model of Long Island Skyhawks Club. Model owned by Bob Smith. : Scale, Unl 13-01-001 : Widel, Ron : Steve Hinderks of The Birdworks shows off his 165" wing area is shown on cover. The design is not very stable but looks like the real thing. : Design, Scale 13-01-004 : Simons, Martin : Photos from various events and places: Monarch, Spalinger 18, ASW 23 HLG contest 7-9-95 : Contests, Communication 13-01-005 : Gray, Jim : Gene Zika's, "RC Soaring... A Laughing Matter" is reviewed. Gene Zika is a degreed musician and has a masters in Computer in Education. : Book Review, Humor 13-01-006 : Widel, Ron : Photos of Joe Newland's F9F, RnR Products SB/XC, group of sailplaners. : Design, Communication 13-01-007 : Savoie, Steve : Aerospace Composite Products Auto Vac Vacuum unit is reviewed. The unit is perfectly sized, reliable, and maintenance free. : Product Review, Composites, Construction, Wing 13-01-008 : Slates, Jerry and Skinner, Jim : Spyder Foam is a bit more dense than blue foam. Cuts easily. The design of the Prism is discussed along with its mode of failure in a test. : Construction, Wing, Foam, Spar 13-01-010 : Sowder, Bob : Modeling clubs of Memphis has a Model Expo to promote wide range of model aviation in a city park. : Communications, Clubs, Training 13-01-011 : Sowder, Bob : [cont.] The history and status of Coffee Airfoilers of Tullahoma, TN is described. Prominent include Chuck Anderson, Lee Webster, Ben Cleveland : Clubs, Training 13-01-013 : Lehman, Robin : The wisdom of using a training chord for new pilots is explained. The steps for setting up a chord is included. : Training, Power, Sailplanes 13-01-015 : Boyd, Douglas : The details of a proper zoom launch are defined along with a touch of humor by the Winch Doctor : Launching, Winch, Humor 13-01-017 : Enhuei, Joe : Large scale models offer a unique experience and can be enjoyed on small fields with electric power. Advantaged and disadvantages are discussed. : Electric, Scale, Launch 13-01-017 : Enhuei, Joe : [cont.] details of installation and weight gain are included giving user a good picture of what to expect, including costs. : Electric, Scale, Launch 13-01-021 : Wilson, Oliver : Optimizing model design must include selection of airfoil, aspect ratio, wing loading, and strength. David Fraser's Sailplane Design software used. : Aerodynamics, Design, Software 13-01-023 : Simons, Martin : Flight w/o Figuring Pt 6 Topics covered include: Camber, Balance, Pitching Moment, Center of Gravity, Center of Pressure, Diving and Airspeed Effects. : Aerodynamics 13-01-029 : Siposs, George : Stress concentration is defined and ways to avoid failures related to this phenomenon is discussed. spars, joints, sheer webs, testing : Construction, Design 13-01-032 : Darnell, D.O. : A 2M ship is made from wing and fuselage from different sources. Tekoa wings cost $1/inch. Instructions given to use Levoe Design fuselage. : Design, 2M 13-01-035 : Kuhlman, B^2 : EH 0/9.0 airfoil by John Yost is a good choice for vertical fins and stabs Don't thin to less than 7%. Program for computing reflexed camber lines. : Airfoils, Aerodynamics, Software 13-01-041 : Hayes, Ray : Great Lakes Soaring League 1995 Fall R/C Soaring Festival Results Event is for 2M and HLG models. 4 best flights in 2 hours prior to lunch : Contests, HLG, 2M 13-01-041 : Hayes, Ray : [cont.] six rounds of Man on Man short start competition for 1.5M ship. HLG contest had 4 10 minute rounds with 2 min maxes. : Contests, HLG, 2M 13-01-042 : Nutter, Dale : TULSOAR contest review The Tulsa RC Soaring Club sponsored this 2 day event. 2M, Unl, Sportsman. 12 Rounds were flown. : Contests 13-01-044 : Scharck, Ron : International Hand Launch Glider Festival '95 is reviewed. Ten rounds of varied tasks over two days. Joe Wurts wins. : Contests, HLG 13-02-001 : Ben Clerx : Cover photo of Ben launching his Mako Unl Sailplane was taken by the late George Siposs. : Communications, Launching 13-02-003 : Slates, J^2 : Survey indicates readers want to read RCSD on Airplanes, Beds, Bathtub, and Breakfast, and in Car. Little interest in an electronic version of RCSD. : Communications 13-02-004 : Derstine, John et.al. : Photographs of International Vintage Sailplane Meet IVSM-95 at Elmira, NY Beautiful photographs of Minimoa, KA6C, Baby Bowlus, Schweizer I-34 : Scale, Full Size, Photography 13-02-004 : Derstine, John et.al. : [cont] Goevier (2 place Minimoa) Goevier Plaque, French pre-war trainer. An RC aerotow demonstration was flown. Historic event, location, sailplanes : Scale, Full Size, Photography 13-02-011 : Boyd, Douglass : Recollection of using first winches. Modifying winches for max speed is discussed. Part numbers given for parts & Real Balls end plates. : Launching, Winch, Construction 13-02-013 : Slates, Jerry : Vacuum system is described which can be used for making wings, stabs etc. The best bag material would be a Nylon containing tube. Clamp or tape ends. : Construction, Composite Wings, Fiberglass 13-02-015 : Scharck, Ron : More photos of Visalia '95. Photos of live band, CD, Man retrieving model from field, Tim Renaud launching at start of first round. : Contests 13-02-016 : Kuhlman, B^2 : A-12 Avenger (Dorito) design is shown. Potential replacement for Navy A-6. Dimensions are given. Would make a good PSS model? : Flying Wings 13-02-018 : Lehman, Robin : A simple fish scale will predict the towing power of a aerotow plane. This static test will specify the best prop. Motor/prop results are shown. : Aero Towing, Scale, Design 13-02-020 : Deckman, Mike, et. al. : Pasadena Soaring Society Contest is reviewed. BBQ was provided. Format: 3 10+ min rounds with 5 attempts. Landing points after 10 minute flights. : Contests 13-02-020 : Deckman, Mike, et. al. : [Cont] 2nd Annual Winter Scale Soaring Festival held by DUST was attended by 20 contestants. Beautiful photographs of scale models. : Contests, Scale 13-02-032 : Simons, Martin : Wing Drag (induced and profile). Stabilizers should be symmetrical - wings semisymmetrical. Reading airfoil polar plots. Selecting camber by purpose. : Aerodynamics, Wing 13-02-045 : McLean's Models : 60" Vindicator by McLean's Models features a fast design with V tail. Different versions for ailerons or ail. & flaps of channels of control. : Product Release, Sailplane, Slope Soaring 13-02-046 : Hayes, Ray : Sky Bench Aerotech has a new catalog and Osprey 1 R/C HL glider. Laser cut parts. Model is available in several forms from kit to RTF. : Product Release, HLG 13-02-046 : Inventec Corporation : Grand Esteem 110" and 120" versions offered. T tail or full flying options Delivery in 2 to 4 wks. : Product Release 13-02-047 : Tau, Manny : NC Eagle Fuselage is a nose cone version of the popular Thermal Eagle. Kevlar strips in sides and tail skid adds value. Ideal replacement. : Product Release 13-03-003 : Slates, J^2 : Steve Savoie will be starting a new column in April. Soaring Site references are proving valuable to the soaring community. : Communications 13-03-004 : Clark, Paul : First Japanese HLG contest was held in Tokyo preceding the great earthquake. Joe Wurts, Gordon Jennings and Paul Clark all from USA were there. : HLG 13-03-006 : Derstine, John : First Annual Northeast Aerotowing Fly-In at Elmira, NY is slated for June 1 and 2 1996. Event will be tied to full scale soaring. : Scale, Contests 13-03-006 : Slates, Jerry : Making a vacuum bag is the subject of this article. Getting a durable bag material is key to good results. Use a nylon tube with at least 18" width. : Construction, Wing, Composites 13-03-006 : Slates, Jerry : [cont.] It is also important to instal the vacuum line without a leak. Hints are given to fix defects and protect bag from damage. : Construction, Wing, Composites 13-03-008 : Sowder, Bob : New board of directors for LSF is announced. Joint LSF/AMA nationals will again be held in Muncie, IN. X-country models are shown and discussed. : LSF, XC, Flying, Humor 13-03-010 : Sowder, Bob : AnEan sailplane originally designed as a slope model in '89 was modified with SD7037/7032 combination and flying stab to improve TD performance. : Sail;plane, Design, UNL 13-03-011 : Fulmer, Daniel : Dan keeps database on where he flies, how long, what model. He flies most in an area for hang gliders. Wind speed statistics given. : Flying, Slope Soaring 13-03-011 : Fulmer, Daniel : His data indicates that more time is spent in building a model than flying. most in an area for hang gliders. Wind speed statistics given. : Flying, Slope Soaring 13-03-012 : Deckman, Mike, et.al. : Avocet Vartech altimeter watch has excellent performance rating. Source is given. Instructions for using wave lift from trees, roofs, etc. : Product Review, Flying 13-03-014 : Mallet, Fred : Instructions for making 2 piece HLG wings so they can be transported more easily. The Corn Dogger model was what he was modifying. : HLG, Construction 13-03-016 : Kuhlman, B^2 : 1/4" scale Pioneer II-D design was rebuilt from a crash and flown as a thermal duration model. Tip stalls were treated by trip strip and retrim. : Flying Wing, Design, Scale, Thermal Duration 13-03-018 : Lehman, Robin : Requirements for the job are listed. Hobby Lobby is a source for the plane. Use the larger BGX-1 for the Sr. Telemaster. Modifications are detailed. : Aerotowing, Scale, Power 13-03-018 : Lehman, Robin : Telemaster is an excellent tow plane with OS 108 2 cycle motor and 15x8 prop. With a BGX-1 and 20x8 prop planes up to 14 lbs can be launched. : Aerotowing, Scale, Power 13-03-024 : Fulmer, Dan : Design criterion for aerobatic models - wingspan, camber, size, crash survivability. Good dimensions: 45-50", 9" root, 6" tip, no sweep in : Slope Soaring, Aerobatics, Design 13-03-024 : Fulmer, Dan : [cont.] spar, light loading, SD-8020 airfoil, balsa fuselage, solid balsa tail surfaces, strip ail., full span, 22% elevator/h.flap, 50% of rudder. : Slope Soaring, Aerobatics, Design 13-03-027 : Simons, Martin : Flight w/o figuring continued. Drag & camber, measuring camber, NACA airfoil naming, reflex camber. Helmut Quabeck airfoils airfoil naming. : Aerodynamics 13-03-030 : Gray, Jim : Skysheen trim tape shines bright in sunlight with flashing colors. The Tape seems to work in a wide range of lighting. Phil Pearce 602-966-6384 : Product Review, Finishing 13-03-032 : Wright, Paul and Harris Ed : Wilson Reservoir of Salina, KS is one of the 10 best locations in the US. Photos and account of Sig/LASS. Many events were scheduled. Sig gifts. : Slope Soaring 13-03-034 : Leppla, Frank : A new WWW Home Page dedicated to RC Soaring is http:/WWW/rcsoaring.com Location is La Canada, California : Internet 13-03-034 : Munkeso, Morton : Results of 1995 2M postal contest is shown. Stig Christensen, of Denmark wins first 1st followed by Alan Schwerin of USA. : Contest, HLG 13-03-034 : Schorz, Hank : Southern California Thermal Soaring League (SCTSL) has been established in San Fernando Santa Clarita Valley area. The group joins clubs in the area. : Clubs 13-03-035 : Slates, J^2 : Mid south Soaring Championships are advertised. : Contests 13-03-044 : Allen, Mark : Pocket Rocket by Allen Development is a 62" RG-15 model for 7 cells. Larger 72" Rocket w/ 7037 airfoil is good for last down competition. : Product Release, Sailplane, Electric 13-03-044 : Dream Catcher Hobby, Inc. : ASW-19 is a 12 lb ARF 1/3 scale sailplane. Dream Catcher models provides US made sailplanes to US customers. : Product Release, Sailplane, Scale 13-04-001 : Sharif, Sean : Photo on cover is of the Los Banos Slope Scale Soar-In 1995. 1996 event is scheduled for May 17-19. : Slope Soaring 13-04-004 : Charmichael, Asher : Winch launches don't always provide the launch that is needed for scale ships. Aero towing instructions are given in excellent detail. : Aerotowing, Scale 13-04-008 : Lehman, Robin : More information on Telemaster tug with Walker 3.2 cu in motor. It pulls 23 lbs of thrust with 20 x 6.1 prop. This gets 1/3 scale models up fast. : Aerotowing, Scale, Powered Flight 13-04-008 : Lehman, Robin : Tie wraps keep wings on models in storage without the stain from rubber bands. Jomar Battery Backer is evaluated. : Communications, Radio 13-04-010 : Slates, Jerry : Instructions on making and using vacuum bags. Preparation of core, sizing of components. Leading edge treatment, spreading epoxy, curing the layup. : Construction, Wings, Composite 13-04-012 : Mallett, Fred : A quick method for making fuselage molds with plaster is discussed. Also pull-pull systems for elevators even for V tails. : Construction, Fuselage 13-04-015 : Kuhlman, B^2 : Joined 1 is a fast glider from Germany with 150 mph capability. EH 1.0/7.0 is the airfoil. Attributes: constant chord, thin section. : Flying Wing 13-04-016 : Masiello, John : The Tangerine Soaring Championship report is held in central FL in Nov. A description of the 95 event is given with photographs and standings. : Contest 13-04-019 : Schmitz, Charles : MaxSoar is used to compare Olympic II and Thermal Eagle. The parameters are are identified which affect Sink Rate, Induced Drag, Parasitic Drag, L/D. : Software, Aerodynamics, Design 13-04-019 : Schmitz, Charles : [cont.] Explanations are given on how various parameters are evaluated. : Software, Aerodynamics, Design 13-04-023 : Blum, Jim : Roke ASK-18 1/4 scale kit is evaluated. Original by Schleicher-Germany Kit by Sailplanes Unlimited. Gel coated fuselage was easy to paint. : Scale, Kit Review 13-04-023 : Blum, Jim : [cont.] details of the construction are given. Model was built for aerotowing. Sailplane is a real floater and will fly hands off. : Scale, Kit Review 13-04-027 : Savoie, Steve : Steve Savoie is a Naval Engineer in the Coast Guard with 22 yrs of service. He was a member of SOAR and now with DownEast Soaring Club. : Communications 13-04-028 : Savoie, Steve : Diagram of device to melt out a channel to string servo wires in foam core wings. A heater is put into a tube and extended with guides into foam core. : Construction, Wing, Foam, Control 13-04-030 : Scharck, Ron : Torrey Pines Gulls is sponsoring the '96 International Hand Launch Glider Festival to be held June 15 and 16 in Poway, CA. Airtronics GEM HLG : Contests, HLG 13-05-001 : Slates, Jerry : Dale King of ELF Engineering is shown launching his Raven 3M sailplane. Cover Photo : Flying 13-05-003 : Slates, J^2 : RCSD gets net address of RCSDigest@aol.com Articles and photos now can be sent via E-mail : Internet 13-05-004 : Lehman, Robin : A Tellemaster is offered as a trainer for someone learning to fly. Flights last longer, altitude control is achieved, transitions to sailplanes easy. : Aerotowing, Scale, Training, Power 13-05-006 : Dufresne, Marc : Nuremberg 1996 was a good place to read future trends. Electric ARF models are the trend w/ less space to build. Aeronaut leads the way in electric : Show Review 13-05-006 : Dufresne, Marc : [cont.] propulsion systems (motors, yokes, shaft adapters, fans, gliders). Multiplex adds Flamingo 2001 to line of competition sailplanes. : Show Review 13-05-009 : Thomas, Jim : Slegers Internat. Spectrum 2M uses SD7037 to achieve less tip stalls. Ed tested many wings before settling on this one. T-tail w/ slip on nose cone. : Kit Review, Sailplane, 2M 13-05-010 : McColgan, Don : JR783 was used with a 2M Super-V. Mike copied program he got out of a Magazine. 8 Memories, 6 mixing channels, trim offsets, extras sold separate : Radio, Product Evaluation 13-05-011 : Slates, Jerry : Faceless hinge line construction is revised. 5/8" wide balsa replaces foam at hinge line of foam before sheeting. Controls are cut appart in balsa. : Construction, Wing, Control 13-05-013 : Gell, James : Mental resources are compared to money and budgets. Excellent article includes needs for developing habits, planning ahead, computer radios, etc. : Training, Flying 13-05-016 : Savoie, Steve : Planform blanks are cut hands off with this simple design. Diagrams and photographs show a simple design for this one person hands free cutter. : Construction, Foam, Wings 13-05-019 : Collier, Dale : Legend of an Hawaiian hawk. Dale and son set records at Kahakaloa on Maui in 1988 and 1989. Great accounts of personal experiences at this spot. : Slope Soaring 13-05-022 : Kuhlman, B^2 : Adverse yaw in plank platforms are a function of aileron differential. Frise ailerons provide equal drag above and below hinge. : Flying Wings, Control 13-05-024 : Simons, Martin : Wrong assumptions & theories of times past continue to cloud a clear understanding of camber and assumption of profile characterization. : Aerodynamics 13-05-024 : Simons, Martin : [cont.] aerodynamic zero, maximum lift, Phyllips entry, thickness, stall angle, semi-symmetrical, drag bucket, thick vs thin wings. : Aerodynamics 13-05-031 : Teisan, Jerry : Zagi foamy combat wing from Trick R/C provides a durable fast building model for slope combat. Will fly without computer radio with mech. mixer. : Product Release, Flying Wing, Design 13-05-031 : Teisan, Jerry : [cont.] 48" 16 oz. requires a 2 channel radio. Model is aerobatic. Assembly time is 3 hrs. Price is $30 + $5 S&H. : Product Release, Flying Wing, Design 13-05-032 : Sailplanes Unlimited : 1/3 Scale instrument and hardware sets are available for $35. : Scale, Construction 13-05-032 : Sailplanes Unlimited : Muller 1/3 Scale Discus, 5M span, HQ2/12 20 lbs. also with E209-207-205 2M DG800 ARF for first time scale model. 1/3 Scale ASW-24 and ASH 26 + other : Product Release, Scale, Sailplane 13-05-032 : Sailplanes Unlimited : PZL 104 Frisch Wilga tow plane is now available as an import. 109" WS 79" long 20-23 lbs. : Product Release, Power, Aerotowing 13-05-035 : Slates, J^2 : A biography of Martin Simons indicates a life long fascination with soaring. Soaring accident, Teaching, Military Service, Move to Australia : Communications 13-05-041 : Botha, Gavin : Davenport Cash Trophy Slope Race is reviewed. May25-26 '96 in California 15 miles N. of Santa Cruz. : Contests, Slope Soaring 13-06-001 : Savoie, Steve : This 48" Zipper is a plywood covered foam core model with strong F/G fuse. and fin. It uses EH2-10 airfoil. Model is strong, easily repaired. : Kit Review, Flying Wing, Slope Soaring 13-06-008 : Sowder, Bob : AMA recognizes LSF as its R/C Soaring Special Interest group. Warning given to plan ahead: Reservations, Charged Bat., Cash, Wing Rods, Stabs, etc. : LSF, Competition 13-06-010 : Stahl, Gordy : SC or SCE Type fit most uses outside of a blast charge. AR, SCR & SCRC R=higher voltage at high current. E=extra energy but at lower output I. : Batteries, NiCads 13-06-010 : Stahl, Gordy : [cont.] Selection of chargers, wire, propeller, connector. : Batteries, NiCads 13-06-010 : Stahl, Gordy : [cont.] Sizes are defined 800 AR and 1000 SCR's used most for limited space 1400 and 1700 when space is ample. Test for balanced cells. : Batteries, NiCads 13-06-014 : Lehman, Robin : Dortmund Intermodellbau 96 show is reviewed. Held each march, this may be the biggest in the world. 50% of models are sailplanes and most are scale. : Show Review, Scale 13-06-024 : Deckman, Mike : Climmax 7037 HLG/ARF by C.R. Aircraft flies exceptionally well. 2M Barracuda by Brian Agnew by 7037 is said to fly like a Super V. : Kit Review, HLG, 2M 13-06-026 : Boyd, Douglas : Humorous but informative account of experiencing catapult gliders. Light ideas for a carrier competition is suggested. : Launching, Catapult, Competition 13-06-026 : Slates, Jerry : Aileron differential is required to produce efficient turns. A protractor makes a good gauge on setting up the proper movement. Diagrams provided. : Control 13-06-029 : Johnson, Wildey : Inland slope / thermal soaring on a closed landfill 200' high is described. The performance of several HLG models are discussed. : Slope Soaring, Construction, HLG 13-06-032 : Carmichael, Asher : Five different designs for aerotowing release mechanisms are illustrated. Having this part properly designed is a key to success. : Aerotowing, Launching, Scale, Construction 13-06-034 : Kuhlman, B^2 : Tip Stalling can be a problem on swept wings if aileron differential is used. Keep tip RN above critical limits. Use proper sweep angle. : Flying Wings, Design 13-06-043 : Anderson, Charles : Airfoil Plot and Model Design plotting program prices have been reduced. Airfoil Plot, Airfoil Plot Pro, AFEdit, Model Design & Model Design Pro : Product Release, Software, Wing, Construction 13-07-001 : O'Donnell, Mike : Photo of Paul Siegel and his son Vinnie at the Cincinnati Soaring Soc. HLG contest. Article follows on pg 4 : HLG 13-07-004 : Siegel, Paul : The Cincinnati S.S. hosted its first HLG championship on April 27-28. Models flown; event description. Hand launch golf was part of contest. : HLG, Contests 13-07-006 : Lehman, Robin : Los Banos 2 day Slope Scale Soar-In is described. Lots of participants and lots of action was described. Some aero tows given by Dick Miller's WACO. : Scale, Slope Soaring, Fun Fly 13-07-006 : Lehman, Robin : [cont.] lots of photos and good stories. Seagull, PSS, Eagle, Discus Schweitzer, ASH26, Elephant, Frisch Wilga, ASK13, ASW17. : Scale, Slope Soaring, Fun Fly 13-07-016 : Mallett, Fred : Fred provides information about the weight and dimensions of HLG fuselages The costs and source of each is given plus descriptions of each. GOOD! : HLG, Design, Fuselage 13-07-020 : Kuhlman, B^2 : Comments & drawings for 5 members of the ME series rocket powered tailless aircraft researched in Germany in the 1940's. : Flying Wings, Scale 13-07-023 : Savoie, Steve : Construction of simple spar made from CF/Spruce/Spider Foam/Spruce/CF. Syringes from hardware store are good way to mix epoxy in correct ratios. : Construction, Wing, Spar 13-07-024 : Deckman, Mike, et.al. : 112 in Condor by Allen, Van & Hug is given high marks due to reputation of designers and performance. No tip stalls, wide speed rang, stable. : Kit Review, Sailplane, Unl 13-07-027 : Slates, Jerry : Switch for controlling vac. pumps: Penn Controls Model 1003 type 155BV01 Foam cutter plan: $5 Bob Harman 10424 Golden Willow Dr. Sandy UT 84070 : Construction, Wing, Composite 13-07-028 : Nankivil, Mark : Electric model technology is developing quickly. New equipment is being developed and performance if improving rapidly. Information on equipment : Electric, Design, HLG 13-07-028 : Nankivil, Mark : [cont.] is provided such as motor and bat. pack weights. Recommendations for models is given. Future articles will deal more specifically with each. : Electric, Design, HLG 13-07-029 : Nankivil, Mark : The Art of Thermalling - A User Friendly Guide to Finding and Using Thermals and Thermal Streets by Bob Wander is useful for RC Soaring : Book Review, Thermalling 13-07-030 : Sanders, David : Slope Etiquette and the nature of conflicts having to do with models flying at different speeds and those with expensive ships waiting to fly in safety. : Slope Soaring 13-07-035 : Foster, Mark : Thermoflugel kits are available from Mark Foster at 213-257-4573. ASK-23, DG-300 and DG-600 area available at this time. : Scale 13-07-035 : Godfrey, David : North Alabama Silent Flyer retrievers are available from Dave. They are contest proven and robust enough to last for years. 205-534-0251 : Product Release, Launching 13-08-004 : Derstine, John : An aerotow dolly is described for launching using aerotow or winch. The materials are 6 in. wheels, 3/4 in plywood and foam tape. : Launching, Aerotowing, Scale, Construction 13-08-005 : Derstine, John & Savoie, Steve : 1st annual NE Aerotowing Fly-In in Elmira, NY held 5-31->6-2 at Harris Hill attracted people from many states. Aerotowing was provided to all with : Scale, Show, Fly-In, Aerotowing 13-08-005 : Derstine, John & Savoie, Steve : [Cont.] scale models. Full scale glider rides. Electric sailplanes were demonstrated. A video will be produced. Instructions for a contest. : Scale, Show, Contest, Aerotowing 13-08-012 : Kuhlman, B^2 : The pitching stability of flying wings and conventional designs is described. Pitching moment, neutral point, CG, Airfoil Cm table. : Flying Wings, Aerodynamics, Wing 13-08-015 : Sanders, David : New foamie combat format allows new people to compete for top honors. Them format for racing is comparable to a roller derby. Most laps in allowed : HLG, Slope Soaring, Contests 13-08-015 : Sanders, David : [cont.] time wins heat. Event held in Fairview Regional Park. After SS race a thermal duration event was held. Foam slope kits availability. : HLG, Slope Soaring, Thermalling, Resources. 13-08-020 : Lehman, Robin : Scale Event at Fayetteville is reviewed. 50-100 groups are trying new scale event. Tow planes listed. Scale models also listed. : Scale, Launching, Aerotowing, Contests 13-08-022 : McCullough, John : Reports on Past and Future of Fayetteville, NC 2nd Annual Southeast Aerotowing and Scale Fun Fly. : Scale, Launching, Aerotowing 13-08-028 : Garwood, Paula : Instructions for making a profile pilot or pilots for a scale model. A photograph is printed in reverse for back side. : Scale, Construction 13-08-029 : Sailplanes Unlimited : DG800 from EMS has styrofoam/Balsa/Oracover wing, Plug in winglets, 3.7 & 4.2 M spans. HQ 2.5/14 Airfoil. Also Roke DG202 & Roedelmodell Ka6E. : Product Release, Scale 13-08-030 : Garwood, Dave : ICARE Sailplanes ASK-21 originally designed by Rudolf Kaiser in 1980 as a 2 place trainer also can do aerobatics. Plane was built by Schleicher. : Kit Review, Scale 13-08-030 : Garwood, Dave : [cont.] 580 planes were produced. Two are in used at Elmira. Model has white gel coat. Ailerons are cut out and finished. Servo holes routed. : Kit Review, Scale 13-08-030 : Garwood, Dave : [cont.] Weight loading of 13.0 oz/ft^2, 46.2 oz., LE & TE installed. $185 sale price makes this a great bargain. : Kit Review, Scale 13-08-035 : Stokely, Herk : 'Summary of Low Speed Airfoil Data - Volume 2' is now being distributed. 25 new airfoils tested many with flaps and turbulators. Improved wind : Book Review, Aerodynamics 13-08-035 : Stokely, Herk : [cont.] tunnel and data reduction system should provide excellent data. Cost is $25 P&H $4 Optional disc is $15 through Soartech Productions. : Book Review, Aerodynamics 13-08-041 : Collier, Dale : Poem of experiencing the first day's slope lift and sharing it with an owl. : Poem, Slope Soaring 13-09-004 : Lehman, Robin : Review of winglet use of full size, scale model use. Benefits: higher lift low speed turns, less tip stalls. Photos included. : Winglets, Design, Scale 13-09-007 : Garwood, David : Account of 1996 Canadian slope racing trip which was altered due to low wind Account of alternate HLG flying and international friendship. : Slope Soaring, Contests 13-09-010 : Boyd, Douglas : Problems of using TD tow hooks for aerotowing. A design is described which can be used to TD planes with almost no alterations to the sailplane. : Launching, Aerotowing, Scale, Design 13-09-012 : Mallett, Fred : The catapult launch of the Bullet Bird is most impressive and might be termed slope flying on the flying field. Details given on idea. : Launching, Catapult, Kit Review 13-09-013 : Sayers, Lee : First part of construction tips. Bagged FG skin wings perform better than wood skins. User friendly equipment and materials are more widely... : Wing, Construction, Composites 13-09-013 : Sayers, Lee : [cont.] widely available today. The method is now high mess not high tech. Preparing the cores and Mylar carriers Transferring paint and adding color. : Wing, Construction, Composites 13-09-014 : Tsipis, Yanni : The M321 was the largest aircraft (glider) built in WWII. Brief history of German Aerospace dev. DFS230 Gigant, Gotha 242 References given. : Scale, Communications 13-09-018 : Savoie, Steve : Construction of the Krause ASW 24/27. Fuse is white gel coated but 2 lbs. About 2X of Viking fuselage. Details given on how to complete construction. : Scale, Construction, Kit Review 13-09-021 : Deckman, Mike, et al. : The first annual 2M Soaring Festival was reviewed. It was a 2 day contest with all the elements of an established national contest. Comments given : Contests, 2M 13-09-021 : Deckman, Mike, et al. : [cont.] comments on Laser, ARF Windstar. The development of 2M designs included Gnome, Falcon 600, Banchee, Super V, Vaquero, Barracuda, 2M Laser. : Contests, 2M 13-09-027 : Agnew, Brian : Tall Barracuda fuselage permits landing with full flaps, use of multiple wings are possible on flat sides of fuse. SD7080. Brian feel that : Design, 2M 13-09-027 : Agnew, Brian : [cont.] the SD7037 is not optimal for normal sailplanes. It may be for light loadings. Wing platform is that of Ron Van's Spectrum 2M. : Design, 2M 13-09-028 : Murray, Lee : Comments on the '96 Nid South Soaring Championship including comments on the XC Competition, Banquet, flights near the motel, and Memphis sights. : Contests 13-09-030 : Hossom, Jerry : A memorable launch at the MSSC resulted in model safely crashing into a tent. The contestants first contest ended up being successful. : Contests, Humor 13-09-033 : Sanders, David M : Foam based slope planes loose performance when they get dents in the foam. The Roughneck by Pt Bowman is made of expanded polypropylene foam (EPP). : Slope Soaring, Design, Construction 13-09-033 : Sanders, David M : [cont.] Black Ultracote stuck to 3M 77 over the foam through heat and abuse. Instructions for finishing EPP foam models to do battle at the slope. : Slope Soaring, Design, Construction 13-09-033 : Sanders, David M : [cont.] The new foam recovers from compression, is resistant to chemicals, UV resistant. Contact cement or silicone adh. is needed to attach things. : Slope Soaring, Design, Construction 13-09-043 : Bits, Critter : Servo Cans for Airtronics 141 servos. 1 grams round ABS mounts in wing and allows easy removal of servos. $10/set : Product Release, Radio 13-09-043 : ICARE Sailplanes : Swift S-1 1.9 Meter sailplane has S7012 airfoil. Micro servos fit in the wing. 39 oz, 457 sq.in., 75" span. : Product Release, Sailplane, Scale 13-09-044 : Abell, Bruce : Bruce covers experiments of design changes having to do with wing sweep, tail surface size, nose length to make handling and performance better. : Electric, Design 13-09-046 : Kuhlman, B^2 : CO7 design by Hans Jurgen is for F3B, F3J competition. It is a swept narrow chord design, carbon fiber spar, composite construction. : Flying Wing, Design 13-09-046 : Kuhlman, B^2 : [cont.] design has a higher sweep (25 deg), Semicrescent planform, winglets in middle of wing, complex twist geometry. : Flying Wing, Design 13-09-047 : Slates, Jerry : Hollow core wing Pt. I. A simple rectangular wing was selected from the Facctor design. Project was started making spider foam cores with vacuum : Construction, Wing, Composites 13-09-047 : Slates, Jerry : [cont.] bagged skins was used as a plug for the molds. Details are given on how the plug was prepared. : Construction, Wing, Composites 13-09-048 : Slates, Jerry : The results of the Entry Level Design Contest was discussed. Tyro design costs $76.67 Oliver Wilson of Pt. Charlotte F> designed, built and flew : Contests, Design 13-09-048 : Slates, Jerry : the model at the Mid South Soaring Championship. S4233 section was used. Featured is a strong D-tube which will take strong winch launches. : Contests, Design 13-10-001 : Mallett, Fred : Fred is shown catching his HLG which is approaching his midsection inverted. : HLG 13-10-004 : Slates, Jerry : Pt II of article on making hollow core wings. The wing plugs were finished and then a parting tray was constructed. Spackle used to caulk gaps to dam. : Construction, Wing, Composite 13-10-005 : Peale, David : Plaster molds can be made with less expense than with epoxy molds. Details are provided which will allow someone to make plaster molds at home. : Construction, Fuselages 13-10-007 : Deetz, Wesley : Mark the center of a landing circle using a 2 liter soda bottle. Remove the top, paint the inside, slit the sides and nail bottom to center of spot. : Landing 13-10-008 : Kuhlman, B^2 : Three airfoils used on the CO7 (sept 96) are shown and discussed. RS001T10 Symmetrical, RS001M05 Center, RS001 Root : Flying Wings, Aerodynamics, Airfoil 13-10-011 : Michaelis, Harley : An event was set up in Pasco WA to assist aspirants in meeting slope, XC goal & return flights, TD. Large models work best. Will repeat in 1997. : LSF 13-10-011 : Pugh, Sandy : Train wife to fly and spend more time in hobby. Std. Class floater, low wind practice days, build confidence, be patient, go to mtgs, join LSF. : Flying, Training 13-10-013 : Savoie, Steve : A 3 position switch installation and transmitter mixing options described to give flap presets on Airtronics Infinity 600. Kraft Midwest can do. : Radio 13-10-017 : Nankivil, Mark : DJ Aerotech Monarch EX has larger fuse. but weights 1.8 oz. Pre-sheeted wings & V tail. : Kit Review, HLG, Electric 13-10-019 : Nankivil, Mark : League of Electric Soaring (LES) has a program like LSF with 6 levels and no dues. Ken Cashion - Recorder, 157 Tennyson Cove, Picuyane, MS 39466 : Clubs 13-10-020 : Mallett, Fred : V-tails and their advantages: appearance & stacking. Instructions for mounting and alignment using incidence meter. Details are given : Construction, Control 13-10-020 : Mallett, Fred : [cont.] Use 0.5 deg for fast flight, 1.5 to 2 for thermal duration Establish V angle then mount both panels to fuse at desired angle. : Construction, Control 13-10-022 : Dvorak, John : John rebuts RCSD published advice to use a power plane to train glider pilots. John suggests slope soaring since flights are even longer. : Training, Slope Soaring 13-10-023 : Lehman, Robin : Reasons for not using a power plane to teach people to fly gliders. Reasons include vibration, danger from propellers, fuel spills, fire, expense, time. : Training 13-10-023 : Lehman, Robin : [cont.] Flying power does teach 2 stick skills, useful in flying scale, multichannel aircraft and in aerotowing. : Training 13-10-026 : Finney, Greg : A launching trailer was developed for Rahm winch and retriever. Total cost was about $1,500. Rig has proven to be quite useful. : Construction, Winch, Launching 13-10-028 : Stahl, Gordy : Gordy travels much and tries to visit people and places. This article regards his attempt to visit W.D. Williams of Gravel Switch, KY. : Communications 13-10-030 : Stahl, Gordy : Gordy's quest for W.D. Williams was finally rewarded but not after additional efforts. See page 28 for background. : Communications 13-10-031 : Sayers, Lee : Pt II of a series talks about the vacuum bagging process itself. Multiple layers of cloth and unidirectional CF allow the construction of a 60 inch : Construction, Wing, Composites 13-10-031 : Sayers, Lee : [cont.] wing pannel weighing 16 oz. Bag setup is covered in detail: bag/breather cloth/wax paper/peel ply. Avoid puncturing bag with Mylar. : Construction, Wing, Composites 13-10-032 : Enhuei, Joseph : 6M ARF Nimbus-4 is electrified with an Ultra-2000 motor, gear drive, 24 cell battery pack 16.5 x 15 prop. Flight performance was excellent. : Scale, Electric, Launching 13-10-034 : Bowlen, Clark : Pt. III of a series. A speed 400 motor, 2:1 gearbox, 500 ma bat. was used w/ larva fuselage. Fuse sides laminated with .2 oz CF, .75" FG + Kevlar. : HLG, Electric, Launching 13-10-036 : Eckel, Rick : Laser 2M from Slegers Int. has a 2 piece pre-sheeted wing, slip on nose cone, Kevlar reinforced fuse. Laser wins contest first time out. : Kit Review, 2M 13-10-041 : Bailey, Don : The reasons for flying gas-bag, rib construction, models. New models have become specialized to specific tasks and lack the character of a fun model. : Flying 13-10-043 : Keller, James E. : A list of article topics he would like to have appear in RCSD is presented. Plug-in, Wiring Servos, Attaching Ballast, CG Location by Airfoil. : Communications 13-10-060 : Slegers International : Condor 112.5" s/ SD7037 is promoted and a full description is given as part of an advertisement. Informative article! : Product Release, Sailplane, Unl 13-11-001 : Lehman, Robin : Photo of 8 month old Rolfie Lehman in his dads Twin Acro scale model. He fits like a scale pilot although is head isn't quite at scale. : Scale 13-11-003 : Slates, J^2 : Some people have an allergy to latex gloves. Symptoms - from itching to asthma and to anaphylactic shock in extreme cases. Ref: www.latex.org : Communications, Safety 13-11-004 : Slates, Jerry : Pt III of article on making hollow core wings. Surface epoxy applied and an allignment key ground into the flange. A frame for the other part of : Construction, Wing, Composite 13-11-004 : Slates, Jerry : [cont.] the mold. Release agent was applied to the other half of the plug. Repeat steps used on other half. Remove plug and polish the mold. : Construction, Wing, Composite 13-11-005 : Johnson, Bob : A proposed new definition for the Standard Class is given for AMA competition which limits control functions to rudder, elevator and : Competition 13-11-005 : Johnson, Bob : [cont.] spoiler. Span: 110 in. max. The trailing edge cannot move. There cannot be any landing assist devices to aid in the stopping of the model. : Competition 13-11-007 : Kuhlman, B^2 : Joined 1 & 2 F.Wing were designed for world's speed record attempts. Speeds up to 223.7 mph. Ver. 2 was better to control and land. : Flying Wing, Design 13-11-008 : Mallett, Fred : 1996 Texas Nat. Tournament (TNT) is reviewed. CD was Bud Black. Rules for HLG given. Winners in all classes are listed. Photos and stories. : Contests, HLG 13-11-012 : Savoie, Steve : A light weight servo tray is discussed made from Rohacell, CF cloth and epoxy. Two radios were needed to control the functions including retracts. : Scale, Construction 13-11-014 : Sanders, David M. : Santa Clarita Soaring Assoc. held its semi-annual Night Crash and Bash An account of the event is given with photos. How to fly at night. : Contest, Slope Soaring, Combat 13-11-014 : Sanders, David M. : [cont.] Information about Roughneck & Foam Survivor for combat and how to build them. V1 missile by Fred Guifoyle : Contest, Slope Soaring, Combat, Scale 13-11-019 : Nagel, Tom : A flat land flyer tries slope soaring. His enthusiasm boils over as he compares thermal and slope soaring. : Slope Soaring 13-11-020 : Lehman, Robin : Scale soaring allows a range of participation from buy and fly to extreme detailing with little flying, slope racing, static judging, thermal soaring : Scale 13-11-020 : Lehman, Robin : [cont.] aerotowing, winch launches, aerobatics, scale flying, fun fly events, combinations of above. : Scale 13-11-025 : Knight, Gerry : Genessee Valley Aero Modelers in New York put on a scale aerotowing fun fly. Gerry recounts his experience flying his Olympia RC Glider. : Scale 13-11-027 : Knight, Gerry : G.N.A.T.S put on a scale fly in with the help of Robin Lehman, Jim Blum and John Derstine. Plenty of photos of scale models and Spacewalker tug. : Scale, Contests 13-11-032 : Kid, Bob : Bob gives reasons to attend the AMA nats in Muncie. His + experiences are talked about. The people, the location, the friendships, the event. : Contests, NATS 13-11-035 : Gray, Jim : Martin Simons' book 'Slingsby Sailplanes' on Slingsby company gliders is covered. It has 255 pages with b&w photos. 44.95 English pounds. : Book Review 13-11-035 : Halsey, Albert : The Nostalgia class fits the newcomer and occasional competitor just fine. Features are low cost and minimal skills and experience required. : Contests, NATS 13-11-041 : Abell, Bruce : Bruce has made available plans for his 120" version of the Scimitar which was published in the Austrailian Mag. Airborne. Rudder, Elev., Spoiler : Design, Unl 13-11-041 : Blacksten, Raul : Raul is the archivist for the Vintage Sailplane Association offers some corrections to photo's appearing in RCSD as part of coverage for VSA meet. : Scale 13-11-041 : Hayes, Ray : A short summary of the 1996 Spring R/C Soaring Festival is given. 2M & 1.5M events won by Paul Sherman : Contests, HLG, 2M 13-11-041 : Waltz, Buzz : Buzz reveals his plans to close Just Plane Fun Models and will reopen Buzz Waltz Designs to sell his 20 models on order and selling plans. : Design 13-11-041 : Waltz, Buzz : [cont.] A Slingsby T-31B Tandem Tutor sailplane a 100" sport scale model. : Design 13-11-042 : Murray, Lee : Dave Beck needs assistance for a solar powered XC world record in the Southwest. : Cross Country 13-11-043 : Brengman, Del : M-one-Y is a molded 60" model w/ RG-14 has excellent flying abilities both on slope and high start. Triple taper wing $295. : Product Release, Sailplane, HLG 13-12-001 : Palmer, Rick : Cover shows a HLG stuck in a Christmas tree in Rick's home : Communications 13-12-005 : Slates, Jerry : Molded hollow core wing construction Pt. IV talks about selection of the substrate for making the skins. Spider foam cut into 1/16" slabs was used. : Construction, Wing, Composite 13-12-006 : Simons, Martin : Tape Hinges can be made using double sided tape and a tape to cover the sticky surface where you don't want it to stick. Diagram shown. : Control, Construction 13-12-008 : Kuhlman, B^2 : Hans-Jurgen Unverferth is a prolific designer of tailless aircraft. His work is discussed in an interesting way. Despite high L/D ratios FW have : Flying Wings, Design 13-12-008 : Kuhlman, B^2 : [cont.] high sink rates because they fly faster. Hans-Jurgen is testing RC systems to move the CG and achieve improved flight performance. : Flying Wings, Design 13-12-011 : Gray, Jim : Don Typond created a video on how to finish a Williams Brothers molded pilot figure but the methods apply to any figures. Water based acrylics : Video, Finishing 13-12-011 : Gray, Jim : [cont.] are used. How to avoid problems and create pitfalls. $19.95 Robins View Prod., 205 E. Center St., Box 68, Stockertown, PA 18083 : Video, Finishing 13-12-012 : Nankivil, Mark : Comments about the 1996 F5B Wold Championships in Prague, Czech Republic. USA team finished 2 with Pils, Bridgeman and Neu finishing 6, 7, 8. : Contests, Electric 13-12-012 : Nankivil, Mark : Monarch EX Review continued from July issue. Specifics on how Mark built and finished his Monarch are given. Servo selection mentioned. : Kit Review, Electric, F5B 13-12-016 : Mallett, Fred : Fred gives us a list of helpful hints for cleaning Mylars, caulking vac. bags, best fiberglass cloth, artist brushes, squirt bottles & shelf liner. : Construction, Composites, Finishing 13-12-018 : Savoie, Steve : A vacuum bag frame is described for making small parts. It aids in ease of final assembly. PVC pipe is used. : Construction, Composites 13-12-020 : Lehman, Robin : Robin recounts the progress to highly efficient models used today in scale soaring. The modern prefabricated model offers much despite the price. : Scale 13-12-022 : Lehman, Robin : [Cont.] Issues you need to consider to evaluate their use of a scale model Issues include Price, Appearance, How you might launch & fly your model. : Scale 13-12-028 : Foreman, Craig : Lehman and Dvorak previously debated use of power plane and glider for training. A case is made for training on full size gliders. : Training, Power 13-12-030 : Swingle II, William G. : A good slope include Access, Consistency of wind and Topography. Bill finds a new slope using maps. What things to take with you to the slope. : Slope Soaring 13-12-030 : Swingle II, William G. : [cont.] How to assemble your hiking pack and attach your model to the pack. don't let things hang below. Result is that a beautiful site was used. : Slope Soaring 13-12-032 : Ivansen, Lars : Lars tells us of how the internet is of value to sailplaners. References to RC Soaring Exchange (RCSE), weather reports & maps, E-mail, access to : Internet 13-12-032 : Ivansen, Lars : [cont.] experts i.e. Joe Wurts, Michael Selig's database of airfoils. Usenet news, WWW surfing to suppliers, FTP to send and receive files. : Internet 13-12-038 : Kennedy, Barry : Tubular wing spars are described which dramatically increase the strength of foam core wings. Long tubes are fit into cores. Bend in joiner rods. : Construction, Wing, Spar, Composite 13-12-040 : Savoie, Steve : Photo of Jim Armstrong's Spirit piggy backed on a Telemaster fitted with skis. : Flying 13-12-042 : Stokely, Herk : One cannot take the balance point of model and apply it to another model with the same airfoil without knowing wing planform, and tail layout. : Trimming, Balance 13-12-044 : Keeffe, Brian : Brian linked up with Austrailian modelers before his trip there. He was able to fly on several splendid beach bluffs. Photographs : Slope Soaring 13-12-046 : Hobby Horizon : High quality packs available from Hangar 9, JR 351 servos with brass gears has low slack and only .5" thick. Transmitters and Receivers. : Product Release, Radio 13-12-047 : Scale Model Research : A 1997 Scale Aircraft Documentation and Resource Guide is added to products at $8.00 714-979-8058. : Product Release, Scale 13-12-048 : McCann, Tom : Shark's tooth (Hooktooth) landing aid skeg is offered for only $3.95 A skeg is also offered for $4.95. : Landing 13-12-048 : Trick R/C : The Razor is an EPP foam flying wing glider. Only $65 buys comes in very complete kit. 310-301-1614. : Product Release, Slope, Combat 13-12-049 : Foster, Mark : 1/4 scale DG-600 is now available from Mark Foster. Also available is the DG-300. : Product Release, Scale, Unl 13-12-049 : ICARE Sailplanes : A semi scale DG-200/17 is now available for $239. Kit has epoxy glass fuse with CF reinforcement. Veneer sheeted fiberglass reinforced foam wings. : Product Release, Scale, 2M 13-12-054 : Scidmore, Al : Mathematics of high starts is discussed. Products available and potential for launch altitude and breaking the wings. Assembly instructions. : Launching, High Start 13-12-056 : Slates, Jerry : The video is of the Elmira Aerotow 96. This is a great way to evaluate the Event and scale soaring. : Video Review 14-01-001 : Kuhlman, Bill : Hobby Dog poses with Bill Kuhlman's Trick RC Zagi PPE foam flying wing. : Slope Soaring, Flying Wings, Foamy 14-01-005 : Slates, Jerry : Pt V of series on molded hollow core wings. Molds are waxed, buffed, PVA mold release applied, painted w/ K&B Superpoxy. The epoxy is applied : Construction, Wing, Composites 14-01-005 : Slates, Jerry : The halves are joined. Instructions for each step is included. The process if fast once the materials and mold are ready. : Construction, Wing, Composites 14-01-005 : Slates, Jerry : [cont.] then FG, Spyder foam sheet, more glass and epoxy, vacuum bagged against mold surface. After cure, the spar was installed to bottom skin. : Construction, Wing, Composites 14-01-006 : Kuhlman, B^2 : Tric R/C Zagi by Jerry Teisan is reviewed. It goes together fast. Radio installation varies with radio capability. Improvement suggestions made. : Kit Review, Flying Wings, Slope Soaring 14-01-006 : Kuhlman, B^2 : [cont.] Flight performance is fast in pitch and roll. It repairs fast and performance is unaffected. $45 US 310-301-1614 : Kit Review, Flying Wings, Slope Soaring 14-01-010 : Savoie, Steve : Light timer works well to maintaining a charge on batteries (1 Hr/day). Rosin paper is used to maintain a clean building surface on bench. : Radio, Construction 14-01-010 : Savoie, Steve : Using double edge razor blades works better than single edge and Xacto. Warm Krylon paint and warm fuselage gives excellent finish. : Finishing, Scale 14-01-010 : Savoie, Steve : [cont.] Heavy felt from fabric store is hot glued together on 3 sides then turned inside-out to make wing bags for scale ship. : Radio, Construction 14-01-013 : Garwood, David : This is a valuable set of 10 hints on how to take better photographs of models, flyers, scenes etc. Dave is a professional photographer. : Photography 14-01-020 : Sanders, David M. : Scoring of slope 'foamy' combat contests is discussed. Contestants must do a roll or loop before & after kill score. Laguna Niguel Slope Soaring Guild : Slope Soaring, Combat, Competition 14-01-020 : Sanders, David M. : [cont.] push rods tend to get damaged in slope combat. Servo damage can be minimized by servo savers. Expanded polypropylene foam EPP wing shaping. : Slope Soaring, Construction, Radio 14-01-024 : Nankivil, Mark & Burkart, Jay : 96 SAM Camps is the topic of this article with photos. These old timer contests are reported to be very relaxing and great fun. : Electric, Contests 14-01-028 : Lehman, Robin : Flying scale sailplanes in thermal conditions with a good launch will allow very long flights. Put several models up to give comparison of performance. : Scale, Thermalling 14-01-034 : Fiederlein, Taylor : Zev and Taylor were flying on a beautiful day. Their models had a mid air. The tail of one ended up in the wing of the other. Damage minimal. : Flying, Thermalling, Humor 14-01-038 : Stahl, Gordy : Gordy tells of his experience flying at an overlook near Niagara Falls. He describes the thrill of flying across the river and back and making landing. : Slope Soaring 14-01-040 : Register, Dave : A Zip Start is described with gives a 50' launch and limits the extension of the rubber to 3:1. Details given: Dacron line, rubber dimensions, etc. : HLG, 14-01-045 : Godfrey, David : A response to Bob Johnson's rules change proposal: Skill classes are regarded as being more important than plane class changes. : Contests, AMA 14-01-046 : DJ Aerotech : A HLG model well suited for HL golf, aerobatics, occasional slope soaring. Fuselage is CF reinforced FG. V-tail Four micro servos are required. : Product Release, HLG 14-01-046 : DJ Aerotech : Crysalis HLG is an all wood, laser cut, entry model glider from a company well regarded for its models. V tail or std tail option, 2 piece wing opt. : Product Release, HLG 14-01-047 : Sailplanes Unlimited : New models include the 2 place Fox in several different sizes from different manufacturers. : Product Release, Scale 14-01-048 : Hobby Distributors : JR XPS8103 is an 8 ch. computer radio, with big LCD screen with software to make programming easier. Mix any channel with another. : Radio 14-01-048 : Rahm : Rom winch and retriever enables a launch each 60 seconds, retrieve every 20 seconds. : Product Release, Winch, Retriever 14-01-048 : Unbeaten Path Imports : Simprop models: Solutions, Fashion, X-Models, Little Star, DG200 Pilatus B4, LO100, L33 Solo. http://www.unbeatenpath.com : Product Release, Electric 14-01-049 : Specked Soaring Equipment : Line of swept M wing models M60A, M60P, M2, M100, M12 SSE P.O. Box 734, Lapwai, ID 83540 (208) 843-5564 : Product Release, Sailplane 14-01-050 : Dream Catcher Hobby, Inc. : Allure, Nomad 100", Breazy, Toucan T60R Kits are available for reasonable prices. 219-848-1427 E-mail: DCHOBBY@skynet.net : Product Release, Sailplanes 14-01-060 : Wood, Dave : Good story about the 19th. Empire State Soaring Classic of the Long Island Soaring Soc. Due to rain, the event was only one round and a raffle. : Contest, Humor 14-02-005 : Slates, Jerry : Pt 6 of series with hollow core wings. Hinge lines are notched & cut. Upper and lower halves are joined. Hinge line gap filler is made & applied. : Construction, Wing, Composite 14-02-005 : Swinnich, James : US Soaring Hall of Fame Weekend will include induction of Carl Harold and E. Gene Hammond. Lehman and Derstine will fly on May 3rd. Paul Schweizer : Show Review, Communications 14-02-007 : Kuhlman, B^2 : The EH series can be used to replace symmetrical & other airfoils for delta PSS, swept wing and high performance flying wings. Coordinate references. : Flying Wings, Airfoils 14-02-008 : Norsworthy, Greg : An old servo can be modified into a router for making servo wells in foam wings. A diagram is provided. Contact with Greg may be required. : Construction, Wing, Foam Core 14-02-010 : Smith, Brian : Dan Banko is the 1996 Tennessee State Soaring Champion. Rules for competition are listed. Dan learned to fly with Dave Brown simulator. : Competition 14-02-012 : Savoie, Steve : Single wire single template method for making foam wing and stab core. One of wire is fixed and the other is manipulated. : Construction, Foam Cores, Stabilizers 14-02-016 : Mallett, Fred : Adjust your template heights so that the wing can be built with dihedral in mind. The wing can be bagged as single piece. Medical scissors for flash. : Construction, Foam Wing 14-02-018 : Murray, Lee : Prism Sailplane by Ron Van is reviewed. Comments given to aid in building. Flight performance is good according to PC-Soar and by flight experience. : Kit Review, Unl 14-02-022 : Lehman, Robin : The Great Pensacola Scale Airtow Fly-In is covered with plenty of photos of participants and models. Site was large and perfectly suited. : Scale 14-02-022 : Lehman, Robin : [cont.] Asher Carmichael made beautiful ASW20 desk scale models for awards. Mike Watson' 1:1.27 ASW-20 was launched by ST 3000 Telemaster : Scale 14-02-026 : Lehman, Robin, Meeks, D.E. : EMS DG-800 kit went together precisely without adjustments. Tip stalls could be forced. Straight stalls easily recovered. Winglets & Extensions : Kit Review, Scale, Unl 14-02-028 : Lehman, Robin : DMFV Scale Master Event does not require builder flyer rule. A discussion of the competition are listed in detail. : Contests, AMA, Scale 14-02-028 : Lehman, Robin : Proposal for new AMA Scale Soaring Event aimed at eliminating problems deadline was waved for a quick response. A German contest format was : Contests, AMA, Scale 14-02-034 : Carmichael, Asher : Asher gets coaching on using his left hand/thumb to taxi a tow plane for later use in aerotowing. Don't expect quick success when you try. : Training, Aerotowing 14-02-041 : Unbeaten Path Imports : 126" L33 Solo, 59" Fashion, 1:8 scale DG 200/17, L0100 1:6.15 kits are now available. P.O. Box 271, Oconomowoc, WI 53066 414/569-5915 : Scale, Sailplanes 14-02-043 : Edmonds, Terry : Photo and names of teams which competed in the team selection finals. Final Team: Randy Spencer, Joe Wurts, Gordon Jennings, B.J.Weisman : F3B, Competition 14-02-043 : Edmonds, Terry : [cont.] Other teams shown include Albuquerque A Team, Los Angeles Team, Colorado Team, Team USA. : F3B, Competition 14-02-044 : Harden, Kale : Inter. Postal Contest (IPS) results. In 13th year has grown to include many teams. 4 rounds of 6 min duration flow in spring & Fall : Contests 14-02-047 : Cason, Bernardo : Euromeeting 95 is covered with lots of photos. Beautiful grass slope 2500 meters above sea level had 160 participants. Awards and drawings : Contests, Slope Soaring 14-02-051 : Siegel, Paul : Immediate Results Scoring (IRS) system was used at the Cincinnati Soaring Society HLG Championships. Normalized scores produced by timers. : Competition, HLG 14-02-051 : Siegel, Paul : [cont.] 8 rounds were flown with goals ranging from 1 to 5 minutes. One round was the best three flights with a penalty for more than three. : Competition, HLG 14-03-001 : Beck, Dave : Photograph of Dave Beck's record setting solar powered sailplane used to set a 24.1 mile distance in a straight line. : XC, Electric, Solar Power 14-03-004 : Norworthy, Greg : An improved diagram of the servo motor router for making servo wells in foam core wing. Original diagram appeared in Feb. issue. : Construction, Wing, Foam Core 14-03-005 : Swinnich, James : National Soaring Museum in Elmira will have an exhibit celebrating the 50th. anniversary of RC sailplane flight on May 3, 1997 : Correspondence 14-03-005 : Swinnich, James : [cont.] and Martin Simons. On June 13-15 Elmira Aerotow will include Paul Schweizer. Martin Simons will return to Australia on May 8th from Wylie, TX : Show Review, Communications 14-03-006 : Slates, Jerry : A models weight can often be reduced by decreasing the weight of tail components. Cutting holes in sheeted foam stabs and covering is covered. : Construction 14-03-007 : Murray, Lee : The RCSD Index can get you back on some time you are spending on your computer by helping you find things in RCSD. Locations of the Index listed : Software 14-03-008 : Beck, Dave; Murray, Lee : Information about how to select and pursue an AMA or World Record. Information sources cited and documentation requirements discussed. : Competition, FAI, AMA 14-03-012 : Kuhlman, B^2 : Andrew MacDonald and Herk Stokely both sent information about HLG flying wing designs. Both use wing twist to counter pitching moments of the : Flying Wings, HLG 14-03-012 : Kuhlman, B^2 : [cont.] airfoils used (SD-7037 / S-8020 tip) for HS and RS001 for HansJurgen's design. Herk's design appears in Feb 97 Flying Models. : Flying Wings, HLG 14-03-014 : Garwood, Dave : Vaquero sailplane with hollow molded wings, has a high level of prefab. design requires minimal trim ballast. Flies very well and indicates lift. : Kit Review, Sailplane, 2M 14-03-014 : Garwood, Dave : [cont.] There were incidents with a high speed loads which caused the stab to fail. Stab was modified to pivot from the forward point. : Kit Review, Sailplane, 2M 14-03-020 : Sanders, David : 1997 International Model Show (IMS) show is reviewed with specific comments Studio B, Trick R/C, MM Glidertech, K&A Models Unlimited, Carl Goldberg : Show Review, PSS 14-03-024 : Wright, Paul : Events of the Sig/Lass Midwest Slope Challenge is recounted. Night flying, rocket launched sailplane and plenty of fellowship. This year 5-16>18 : Slope Soaring, Contests 14-03-028 : Lehman, Robin : Decoupling ailerons and rudder is needed for aerotowing. A scale trailer (car top carrier) protects model and adds utility of smaller vehicles. : Aerotowing, Control, Winglets 14-03-028 : Lehman, Robin : [cont.] discussion on Beech 1900D winglets. Elmira Aerotow event will take place during June 13-15. Full scale activities described. : Aerotowing, Control, Winglets 14-03-032 : Mallett, Fred : International Hand Launch Glider Festival '96, '97 scoring methods. One hour of flight time per contestant. well organized, fun contest : Contests, HLG 14-03-034 : Scharck, Ron : Torrey Pines Gulls International Hand Launch Glider Festival IHLGF will take place at TPG Poway Flight Center on June 7 and 8, 1997 : HLG, Contests 14-03-039 : Hobby Hangar : The Windfree, winner of 70-74 nationals is being revived and being sold by Hobby Hangar for $60. : Product Release, Std. 14-03-042 : Savoie, Steve : E.M.S. DG800 comes with prepainted fuselage and much of the work already done. Wings are covered with spoilers installed. Tail surfaces surfaced. : Kit Review, Scale 14-03-042 : Savoie, Steve : [cont.] Kit has many features. Wing extensions and winglet options. Winglets make the plane more responsive. Performance and quality excellent : Kit Review, Scale 14-03-046 : Lighcap, Ed : Two Viking fuselages were used to make scale ships: Libelle 150 inch E203 A SZD 30 Pirate suffered from tip stalls and may not be rebuilt. : Scale, Communications 14-03-046 : Lockwood, Bob : Photos of four small RC flying wings. The smallest is 16 inches and weights 88 grams. : Flying Wings 14-03-047 : Foster, Mark : Southern CA Scale Soaring Festival report indicates a well run event. Photos and accounts of models present. : Scale, Contests 14-03-048 : Norris, Ken : Ken shows photos of the 96 Soar Nats in Ontario Canada. : Contests 14-03-050 : Dream Catcher Hobby, Inc. : Viper-S comes in 2 channel and aileron version. SD7037 Airfoil with Kevlar FG fuselage. Other kits from this Mfgr. are listed and described. : Product Release, Sailplane, HLG 14-03-051 : Dynamic Modelling : Guide Computer Radio Control Systems by Don Edberg for $17.95 can help you decide which radio to buy and how to program it. : Product Review, Book Review, Radio 14-03-052 : Sky Bench Aero Tech : Lil' Bird 2 is a miniature bird of time. S3014 airfoil makes it easy to fly. All wood kit for $50. : Product Release, Sailplane, HLG 14-03-052 : Sky Bench Aero Tech : Otto Heithcker's Challenger which performed well in the 70's was revived and updated for zoom launches. Clark Y Airfoil 145" and 1242 sq.in. : Product Release, Sailplane 14-03-053 : Sailplanes Unlimited : PriBek is releasing a 1/2 size ASW-27 7.5 meter wing span. Contact Sailplanes Unlimited at 2125-879-1634 : Product Release, Scale, Sailplane 14-03-053 : Sky Bench Aero Tech : Osprey 2M design has FG fuselage with Kevlar reinforcement. Wing loading is 8.5 oz/in^2. Laser cut rib construction. Price is $120. : Product Release, Sailplane, 2M 14-03-054 : Grammer, Les : The Northwest Soaring Society (NWSS) includes flyers from 7 states. The annual tournament is conducted. Les discusses the 1996 event. : Clubs, Contests 14-03-059 : Dave's Aircraft Works : EPP trainer glider at 71" is a fun way to learn to fly. Takes standard radio equipment. $70. : Product Release, Scale, Scale 14-04-001 : Garwood, David : Garwood photo of scale model at Los Banos Slope Scale Soar-In shows a beautiful photo on the cover or RCSD. : Scale 14-04-006 : Kuhlman, B^2 : A Messerschmitt Design Bureau entry into a 1944 competition was built in a model. The construction is discussed. Flying after trimming was good. : Flying Wings, Scale 14-04-009 : Thomas, Jim : Fazer 2M ship by Slegers International is similar to the former Laser. The changes include change in platform, thinner tip section, smaller stab., : Kit Review, 2M 14-04-009 : Thomas, Jim : [cont.] only a small amount of lead needed to balance. Flight performance is more like a 100 inch model. Launches high and is stable. : Kit Review, 2M 14-04-010 : Swingle II, William G. : Ballast and penetration are the topics of this article. A plane's versatility and your enjoyment can be increased by ballasting. : Trimming 14-04-012 : Savoie, Steve : Describes process of making wings for Vikings Model's Salto Scale model Aerospace Composites video describes making templates to vacuum bagging. : Video Review, Construction, Foam Wing 14-04-014 : Knight, Sherman : JR XP8103 radio offers new features, FM & PCM mode, trainer function, two programming modes, 2x larger display window, smooth flap transition. : Radio, Product Review 14-04-014 : Knight, Sherman : [cont.] trim offset, better function description on screen, graphic disp. + all standard programming functions expected on a computer radio. : Radio, Product Review 14-04-020 : Sanders, David : Torrey Pines Gull's 1st. Annual President's Cup Challenge was designed to be an easy entry for new competitors. 2 channel only Lots of good ideas. : Contests, Training 14-04-020 : Sanders, David : [cont.] Features 25 minutes, add them up feature, 25 landing points for first 4 landings. President buys pizza for people who beat him. : Contests, Training 14-04-024 : Savoie, Steve : Interview with Ed Slegers of Slegers International. Many interesting questions are posed of this former motorcycle racer - shop owner. : Communications 14-04-032 : Stahl, Gordy : Gordy visits Paul Perret, designer of the LASOARS electric sailplanes. These are unique and beautiful models which fly well. AMA Championships : Electric 14-04-040 : Nankivil, Mark : Monarch EX is an electrified HLG model for a Speed 400 motor. Details of : Kit Review, Electric, HLG 14-04-040 : Nankivil, Mark : [cont.] Other ElectroSlot models shown include the Voyager and Odyssey from Ken Williams at K&A Models Unlimited 9300 Yvonne Marie Dr. NW, Albuq., NM : Kit Review, Electric, HLG 14-04-042 : Register, David : Jane's US Navy Fighters is recommended as the most realistic of all the flight simulators. 30 military aircrafts. There is no sailplane option. : Software, Training 14-04-042 : Register, David : [cont.] Microsoft Flight Simulator does have a sailplane (SFS). Dave gives instructions for optimizing the MS sailplane setup. : Software, Training 14-04-043 : Garwood, David : RC flight simulators are developing rapidly and can be complex but offer more capability to learn & perfect skills and play with partners. : Software, Training 14-04-044 : Derstine, John : SFSPC is a German flight simulator is the most realistic for sailplanes. Dave Brown's RCFC Version 4 is good for nuts and bolts RC flying. : Software, Training 14-04-044 : Gell, James : SFSPC flight simulator by G.E.E. Wiz, Inc. is dedicated to soaring flight. Developed in Germany w/ 4 sailplanes + RC. in Michigan: 810-932-0825 : Product Release, Software, Training 14-04-044 : Stagmaier, Kurt : Flight Unlimited by Looking Glass Technologies provides Grob G-103A and Akrosailplane. It is very accurate and even has aerotowing from fields. : Software, Training 14-04-044 : Stagmaier, Kurt : [cont.] Requires DX33 or better, MS DOS 5.0 or higher 8 megs of RAM SVGA, 25 megs of disk space. Comes on CD-ROM : Software, Training 14-04-045 : Rosner, Kurt : A comparison is made between Microsoft Flight Simulator and Flight Unlimited by Looking Glass Technologies. Good comparisons made. : Software, Training 14-04-046 : Lehman, Robin : Flight Unlimited for Macintosh is reviewed. Grob G103 is a very good sim. of the real thing. Can set wind and thermal conditions. Demo flights. : Software, Training 14-04-053 : Applebay, George : SW Vintage & Classic Sailplane Rally (SVCSR) will be held June 15-21 in Moriarty, NM. Some connection with RC Scale is desired. : Scale, Contests 14-04-053 : Derstine, John : Aerotow 97 at Elmira and Harris Hill is planned for June. Info. on the Internet: http:/www.soaringmuseum.org and other listed sites. : Scale, Contests 14-04-056 : Dorig, Etienne : Perhaps the first attempt to aerotow scale sailplanes using an electric tug. Astro 40G & 16 cells used on a Piper Cub w/ 15 M line, w/ 30# test link. : Scale, Electric, Launching 14-04-058 : Martin, Randy : A wiring harness with plugs for wing connections is shown. Material specifications are given for the connectors. : Radio, Construction, Control 14-05-000 : Canning, Peter : Cover Photo of Peters wonderful 53 minute flight with his Gentle Lady in Alta Vista. Peter says he is fanatically devoted to R/C Soaring. : Thermalling 14-05-006 : Slates, Jerry : 1997 SSA Convention in Arlington TX was a display of many full scale gliders including LS-8, DG-800, ASW-27 and Windex self launching SP. : Show Review 14-05-007 : Slates, Jerry : Don Edberg of Dynamic Modeling has a Guide to Computer Radio Control Systems. (714) 552-1812 and 72417,2067 @ compuserve.com : Radio, Product Review, Book Review 14-05-008 : Via, Ivan : The Geek from Birdworks is a flying wing with fixed fin/rudder. Durable foam construction is taped and cemented together. : Kit Review, Flying Wings, Slope Soaring 14-05-010 : Sanders, David : 'Foamy' airframes are becoming popular. This is a general article on building foam models. Spray contact cement, let dry, apply Tesa Strap tape : Slope Soaring 14-05-010 : Sanders, David : [cont.] without tension. Use cotton rag to press down. When covering use heat cautiously to shrink them. Let them cool in the saddles. Good Article : Slope Soaring 14-05-014 : Knight, Sherman : Continuation of earlier article on JRX8103 radio has details for setting flap, elevator, camber, aileron mixing w/ multipoint mixing which : Radio 14-05-014 : Knight, Sherman : [cont.] eliminates bumps with flap deployment. Ail->Rudder, Elev->Flap V-tail, Throws, V-tail differential up/down. : Radio 14-05-022 : Nankivil, Mark : An account of Scott Lennon's preparations for 96 F5B World Championships in the Czech Republic. : Electric 14-05-024 : Stahl, Gordy : Midwest Essence has precisely die-cut parts with notches for easy construction. Front former is drilled for a motor. V or Conventional : Kit Review, 2M, Training 14-05-024 : Stahl, Gordy : [cont.] tail option. A Du-Bro mechanical mixer is provided. S3010 airfoil, 32 oz with 100 ma battery. Seven building tips provided. : Kit Review, 2M, Training 14-05-028 : Kuhlman, B^2 : Facts and figures on the X-36 fighter. 20% model was test flown as a scale model. Photograph of model is shown. : Flying Wings, Scale 14-05-030 : Savoie, Steve : Zagi-LE combat ship was EPP leading edge. Plane was built in 3 hrs. by 6 members of the Down East Soaring Club. Flying went well in light lift. : Slope Soaring, Flying Wings, Combat 14-05-045 : Lehman, Robin : This is an overview of what is happening in the growing Scale Glider seen: New ANA scale event, US events, European events, Motor Gliders : Scale, Aerotowing, Training, NATS 14-05-050 : Simons, Martin : Discussion of Michael Selig's airfoils and test data. Selection of the airfoil depends upon design goals. Wind tunnel data quality has improved. : Aerodynamics 14-05-052 : Swingle II, William G. : A slope flying experience at Los Banos reservoir is told. N. facing slope is best. $5 charge paid to park ranger. Good light reading! : Slope Soaring 14-05-056 : Lehman, Robin : Learn to adjust your trim tabs w/o looking. Use different trims during flight to optimize your flying performance. : Control, Trimming, Radio 14-05-062 : Border, Rich : ASK-21 from Sailplanes Unlimited was reviewed. Model is easily built, is easy to fly and costs only $450 - about the same cost as conventional. : Kit Review, Scale 14-06-001 : Anderson, Chuck : Chuck Anderson, a retired Air Force Lt. Col. is shown launching his Spica sailplane. Chuck is the speaker at the Mid-South Soaring Championship. : Communications 14-06-005 : Murray, Lee : Prospects of a dream retirement community are discussed. The attributes which can be used to compare locations are listed. Responses requested : Communications 14-06-006 : Slates, Jerry : Ways to install a servo wire conduit in the foam are discussed. Methods include a portable hot wire cutter and heated steel rod. : Construction, Foam Wing, Radio 14-06-007 : Barter, Ernie : The RnR Genesis SE is given high marks and Ernie says were the optimum CG is in his opinion. He likes the handling and landing. : Kit Review, Unl, Thermalling 14-06-008 : Kuhlman, B^2 : Akaflieg Berlin B11 flying wing is shown in 3 views and discussed. Virtues and problems of excessive wing sweep are discussed. : Flying Wings 14-06-010 : Chovan, Joseph : Interview with David Sanders of Dave's Aircraft Works. His primary business if making scale EPP kits for slope and thermal soaring. Good!! : Communications, Kits 14-06-016 : Stahl, Gordy : Gordy tells the story of Cecil Haga, designer of the Legionair. The design objectives are discussed (74 Nats Win). First Al tube spar and tail boom. : Communications, Nostalgia 14-06-018 : Savoie, Steve : The construction and design philosophy for bagged wings & stabs are discussed. CF-Glass cloth, CF cloth, Spectra cloth for LE reproduction. : Construction, Composites 14-06-022 : Lehman, Robin : Polarized sun glasses are inferior to Blue Blockers for bright skies. The theory was tested and showed more contrast on very high models. : Thermalling, Show Review 14-06-024 : Simons, Martin : Pt II of series on wind tunnel tests. Reynolds numbers (Re) and their impact on low speed flight. History of Pre WWII wind tunnel tests : Aerodynamics 14-06-024 : Simons, Martin : [cont.] usually troubled with turbulence in the tunnel. Comments on NACA, F.W. Schmitz, J. Lnenicka testing. : Aerodynamics 14-06-028 : Fulmer, Dan : Dan addresses the reason for so few large slope scale models: cost, scratch building, time to complete, lack of CG info, airfoils, etc. : Slope Soaring, Scale, Trimming 14-06-028 : Fulmer, Dan : [cont.] Wing Cube Loading theory. WCL = (Oz/Ft^2)/Ft^2 WCL of 7 to 9 seems to be the target. Flying and trimming hints : Slope Soaring, Scale, Aerodynamics 14-06-038 : Swingle II, William G. : Story of trying to fly a heavily ballasted foameron in a 50 mph gale. : Humor, Flying 14-06-040 : Thompson, Colin : Site of 1997 F3J International event is described. : F3J, Competition 14-06-041 : Beck, Dave : Plans for an Arizona solar distance in a straight line record are discussed. Arizona is chosen for best solar coverage and long distance in a line. : Competition, FAI, AMA 14-06-044 : Tod, John H. : A good reflective piece about training a friend to do touch and go landings as well as training in general. Instructive as well as entertaining. : Training, Humor 14-06-048 : Polapink, Tom : Advice in acquiring documentation for an aircraft. Choose model after you choose the documentation - its the easier way. Sources given : Scale, Construction, Competition 14-06-050 : Cusack, Terry; Veatch, David and Rierson, Rob : 23rd Annual Tangerine Soaring Championship in Orlando is presented by Orlando Buzzards Soaring Society. 75 contestants from 14 states. : Contests 14-07-005 : Slates, Jerry : Early polyhedral gliders used 2 ch. control. Advanced models had spoilers. These models can be built today using foam cores, Kevlar, CF and other : Construction, Flying, 2M 14-07-005 : Slates, Jerry : [cont.] new materials to make them compatible with modern launch equipment. First section covers making foam core wings for these models. : Construction, Flying, 2M 14-07-008 : Chovan, Joseph : 4th annual Los Banos slope scale soar-in was held May 16-18 at Los Banos Reservoir. Opened w/ a full size fly-by by Paul Grieshaber. Good Report! : Slope Soaring, Scale, Contests, Aero Photography 14-07-014 : Kuhlman, B^2 : Panknin wing twist program, downloaded from http://www.halcyon.com/bsquared A design is discussed which used this program. Some adjustments were made. : Flying Wings, Software, Electric 14-07-016 : Murray, Lee : Existing AMA Rule Book TD events have fostered the development of models which improve performance. The successful competitor must invest lots : Thermalling, Contests, AMA 14-07-016 : Murray, Lee : [cont.] of money to win outside of HLG. The definition of a simple contest format supported by a consensus of flying will benefit T. Soaring. : Thermalling, Contests, AMA 14-07-019 : Savoie, Steve : Steve describes his fitting CF bagged wings on a 1/6 scale Salto from Viking Models. The use of Ultracote Plus (the sticky stuff) is described. : Construction, Wing, Finishing 14-07-020 : Sanders, David M. : PSSA Quarterly Newsletter from GB's Power Scale Soaring Association is referred as a great source of information on PSS. EPP Corsairs at Los Banos : Slope Soaring, Combat, PSS 14-07-024 : Lehman, Robin : NiCad batteries should be checked at the field for the reasons: may have a weak cell, charged may have quit at a shallow charge, longer use than : Batteries, Electronics, NiCads, Aerotow 14-07-024 : Lehman, Robin : [cont.] expected. Test batteries under load. Cycle batteries on occasion Low capacity happens due to a weak cell. A low 12V source is a problem. : Batteries, Electronics, NiCads, Aerotow 14-07-028 : Weaver, Ron : Very funny article on the art of making the best out of an off field landing. By carefully selecting options you can raise your esteem w/ peers. : Humor, Flying 14-07-038 : Beck, Dave : Update on ill fated attempt to extend the XC world record beyond 25 miles in Tucson AZ. Mother's Day curse may have taken it's toll. : XC, Electric, Solar Power 14-07-040 : Edmonds, Terry : CAIM report on F3b, F3j rules changes. Turn-around safety rules go into effect now. 10 min max rule is effective 2001, J3j last flight in a : F3B, F3J, Competition 14-07-040 : Edmonds, Terry : [cont.] working time is the official time vs picking the best flight. Rules for dealing with ties. : F3B, F3J, Competition 14-07-041 : Knowles, Christopher : 4th. Annual Western Flyers swift XC-96 Report and announcing the 97 event on Aug. 9 & 10 in Omaha, Nebraska : XC, Contests 14-07-042 : Simons, Martin : Pt III of series. Stuttgart test under Wortmann was issued in 1980 and 85. Clear advantages not seen for particular profiles with same camber & : Aerodynamics, Wings 14-07-042 : Simons, Martin : [cont.] thickness. E-193 is about the same as a Clark Y about 1923. : Aerodynamics, Wings 14-07-044 : Nankivil, Mark : MVSA (Mississippi Valley S. Assoc.) Spring Soaring Contest May 3 & 4 is reported on. 19 contestants Winds gusting to 26 on Sat. Photos : Thermalling, Contests 14-07-047 : Mallett, Fred : Hints on reading the location of lift from sign your model gives you. The tail of the model shows lift or sink and direction to lift. : Thermalling 14-07-048 : Borden, M.S. : Getting a flat building board is important but hollow core doors are usually not flat. Instructions making a flat board w/ 5/8" particle board. : Construction, Wing 14-07-048 : Borden, M.S. : [cont.] Use music wire to keep the control rod tubes straight while installing them in fuselage. Use epoxy fillets. : Control, Radio 14-07-048 : Borden, M.S. : when installing pushrods attach every 6-8 in. and keep straight as possible. Instructions for using aluminum tube segments to attach to fuse. : Control, Radio 14-07-054 : Nankivil, Mark : Car top carriers for models keep your models safe and dry. Good for small cars. (314) 781-9175 : Product Release 14-07-054 : Sailplanes Unlimited : 1/4 scale DG800M cores with belt driven prop for self launching and retraction. (202) 781-9175 : Product Release, Scale, Unl 14-08-001 : Garwood, Dave : 1997 Sig/LASS Midwest Slope Challenge is covered w/ photos. The event was held in Russell County, KS. Lake Wilson may be future site. : Slope Soaring 14-08-004 : Slates, Judy & Jerry : RCSD is on the Internet as part of Bill Kuhlman's page with links to 15 other Information and product sources. Late breaking news will appear on : Software, Internet 14-08-004 : Slates, Judy & Jerry : [cont.] this page under RCSD news and upcoming articles. http://www.hallcyon.com/bsquared/RCSD.html : Software, Internet 14-08-005 : Slates, Jerry : Part II of series about building a 2 channel polyhedral glider deals with making the polyhedral joint after sheeting the whole wing while flat. : Construction 14-08-010 : Keller, Jim : The Zephyrus design and construction is described in some detail. 48 in span, 23 deg sweep, RG15 foam core, 4 deg washout, 12in root, 7in tip : Flying Wing, Construction 14-08-014 : Slates, Jerry, et.al. : [cont.] with winch launches. English glider pilots are having trouble w/ entry in French FS contests. Martins describes his development of interest. : Communications 14-08-014 : Slates, Jerry, et.al. : e-mail interview with Martin Simons, He talks about early experiences Born 6 mi. from Camphill where he first flew. Martin flew a vintage meet : Communications 14-08-018 : Slates, Jerry, et.al. : [cont.] How to publish and how to select the best route to sell your work. Stab Design and comments on winglet design. : Communications, Design, Aerodynamics 14-08-024 : Melnyk, Dave : Stories of several ill-fated experiences of an over enthusiastic modeler. : Humor, Flying, Training 14-08-029 : Norsworthy, Gregory : A modified Mylar tape hinge is described which keeps the entire surface from warping with a long strip of tape as a hinge. : Construction, Wing, Control 14-08-030 : Stahl, Gordy : Gordy tells the story of Mike Popescu, owner of Inventec and designer of the Esteem, Grand Esteem, and Pelikan : Communications 14-08-031 : Stahl, Gordy : Gordy Flies with eastern soaring league and talks about Chris Sanders age 12. : Communications 14-08-036 : ICARE Sailplanes : DG800 1/5 semi scale of 15M and 18M gliders w/ SD7077 A/F sheeted foam w/ CF/FG reinforcement & installed features 514-449-9094 ICARE@telts.com : Product Release, Scale 14-08-036 : MM Glider Tech : EPP Aileron slope glider comes with Packaging tape, 2 channels, tow hook can be added. $42 PO Box 39098, Downey, CA e-mail: mmglidrt@keyway.net : Product Release, Slope Soaring 14-08-037 : Capable Computing, Inc. : Motocalc predicts current, V, Power in & out, efficiency, RPM, thrust run time $35 http://www.capable.on.ca/rcstuff.htm : Product Release, Software, Electric 14-08-037 : Tim McCann : Super Skeg Parts, Reasonable prices, P.O. Box 2091, Harrison, AR 72602 (807) 305-0023 : Product Release, Fuselage, Landing 14-08-038 : Unbeaten Path Imports : B25 Mitchell, Pterosaurs and other scale models. PO Box 271, Oconomowoc, WI 53066 e-mail www.unbeatenpath.com : Product Release, Fuselage, PSS 14-08-040 : Lehman, Robin : Fayetteville 97 Air Tow Fly-in by Piedmont Aeromodelers was on April 25/26 in NC. Models performed scored aerobatics in competition. Good turn out : Scale, Aerotowing, Aerobatics 14-08-044 : Simons, Martin : Pt IV of Series comments on differences between UIUC and Princeton wind tunnels used by M.Selig. More on how to read Cl vs Cd plots. : Aerodynamics, Wing 14-08-050 : Fogel, Gary : Los Banos 96-97 is a video production of Gliders Downunder. Positive Review Positive Review. Torrey Pines scale, Austrians, aerotowing, winching, etc. : Video Review, Scale 14-08-052 : Carmichael, Asher : 1/3.75 Polish MDM Fox 2 place aerobatic glider kit is reviewed. Model is stable. : Kit Review, Scale 14-09-005 : Enhuei, Joseph : 13 tips on how to fly a large scale glider and avoid tip stalls. Tips include, CG, positive linkages, winglets, coordinate turns, fly faster. : Stability, Design, Scale 14-09-005 : Slates, Jerry : Part III of series about building a 2 channel polyhedral glider deals with fitting wings to fuselage and evaluating it. Wing loading was 9 oz/ft^2 : Construction 14-09-006 : Slates, Jerry : : Construction, Design, 2M 14-09-008 : Kuhlman, B^2 : B-2 Stealth Bomber - the Spirit is discussed and compared to the YB-49. The Stealth is not that radical of a design and should be stable. : Flying Wings, Design 14-09-012 : Sanders, David M. : A system is defined for organizing a slope soaring combat event. Matrix card format, contest matrix board. Max of 12 pilots in 5 heats/round. : Combat, Contests 14-09-014 : Sanders, David M. : (cont.) Hand launch 'foamy' gliders which weigh 16 oz may not perform like an 11 oz model but it is valuable for practice and learning. : Contests, Foamy, HLG 14-09-016 : Lehman, Robin : The first flights of a new model should be without mixing. Evaluate the interactions then set up mixing. Fred Rettig excellent Reiher is shown. : Scale, Radio 14-09-018 : Derstine, John : Soaring Hall of Fame and National Soaring Museum dedicates a new exhibit. The exhibit details progress in R/C soaring from 1937 to present. : Scale, Show Review 14-09-020 : Murray, Lee : Readers respond to Lee's article on the best place to retire by proposing Las Vegas, NV and Thousand Oaks, CA with supporting information. : Communications, Flying 14-09-022 : Cook, Jim : Las Vegas Soaring Club and its flying site are described. The flying site is a drainage basin not expected to flood. Spot landings on carpet : Flying Sites, Clubs 14-09-024 : Simons, Martin : (cont.) winglets was the topic of OSTIV Congress held during the contest. Bug wipers for leading edge. Ballasting. Model flown discussed. : Full Size, Winglets, Ballast 14-09-024 : Simons, Martin : 66 of 74 sailplanes in St. Auban Fr contest had winglets. One turned down with rub strip, some had Horner winglets, one turned up tip. Design of : Full Size, Winglets, Ballast 14-09-028 : Eckel, Rick : Programming flaps on the JR radios 374, 388, 783, 8103. Flaps should be the first function programmed. A description of how to set presets, crow. : Control, Radio 14-09-034 : Simons, Martin : Wind tunnel testing Pt V. Limitations to wind tunnel measurements and how drag is measured by slowed air velocity caused by the test airfoil. : Aerodynamics 14-09-038 : Swinehart, Ron : Mid South Soaring Championships June 19-22 are reviewed. The XC event and HLG event hampered by rain. Chuck Anderson talked on SP design and future. : Contests 14-09-040 : Swinehart, Ron : Mid South Soaring Championships, June 19-22 in Huntsville, AL are reviewed. Rain hampered XC and HLG events. Chuck Anderson spoke at Banquet. : Contests 14-09-040 : Wilson, Ed : Ed previews Louisville, Mid South Soaring Championships for 1998. Nostalgia event on Friday replaces XC event. HL golf on Friday PM. : Contest 14-09-041 : Kuhl, Bill : Bill re-enters RC flying after a 10 year break. Bill finds hand launch gliders are a great skill builder and reinvigorates interest. : HLG, Training 14-09-042 : King, Dale : Dale talks about a fuselage/tail platform for evaluation different airfoils Airfoils: SD7080, K-model, SD7080/7037, SD7037, SD7032. : Design 14-09-043 : Register, Dave : An analytical explanation of why adding lead to a model & reflexing the wing increases the distance that can be covered when flying upwind. : Ballast, Trim, Flying 14-09-046 : Sanders, David M. : Review of the TPG annual International HL Glider contest which attracted 62 entrants. Different tasks for each of 13 rounds are described. : Contest HLG 14-09-052 : Weston, Adam : (Continued) Check the following pages: http://www.bright.net/~djwerks http://widget.ecn,purdue.edu/~aweston/hlgcomp.html : HLG, Internet 14-09-052 : Weston, Adam : Requirements for a HLG contest are listed: A field, prizes, participants, a scoring system and good weather. Info. about details on score cards. : Contests, HLG 14-10-001 : Garwood, Dave : Cover photo of Gordy Stahl catching Vaquero Ninja by the Mohawk River in Schenectady, NY. : Slope Soaring 14-10-004 : Slates, Jerry : A storage and travel box is constructed from fluted polypro (polypropylene) The easily made box uses Glue Buddy adhesive and costs about $15 total. : Construction 14-10-006 : Kuhlman, B^2 : Follow ups to former articles: EPP Me 163A Komet zip starts to winch altitude, Zagi-LE popular world round, more on X-36, Jack Wabbit, Zephyrus : Flying Wings 14-10-010 : Mallett, Fred : Fred describes how to make a two piece wing from a foam core HLG model wing Seven steps describe the construction which adds little weight. : HLG, Construction 14-10-013 : Little Big Winch : Small easy to carry 16 lb. winch is shown which will put your open class sailplane in the air. Battery separate. $445 e-mail wdimick@aol.com : Product Release, Winch 14-10-014 : Swingle II, William G. : Bill flies TG-3 EPP model in park while son takes piano lessons. TG-2 gets stuck in tree and provides good story of how the problem is resolved. : Communications, Flying, Humor 14-10-016 : Lehman, Robin : Aerobatics provide entertaining relief from normal flying, improves skill. You must get back to individual (unmixed) controls and learn to really fly. : Aerobatics, Flying 14-10-016 : Lehman, Robin : Instructions are given for straight & level flight as well as loops, flying inverted, the use for your rudder. : Aerobatics, Flying 14-10-022 : Savoie, Steve : Uses for Thermal Sniffers are listed: Pitch control at high altitudes Finding sink when in lots of lift, evaluating performance of models. : Control, Electronics, Radio 14-10-024 : Murray, Lee : Statistical analysis of 1080 flights show effect of wingspan, designs, winch capability, seasonal differences, flight time vs construction time. : Aerodynamics 14-10-029 : Nankivil, Mark : Report on 1st. Annual Land of Lincoln E-Fly with photographs. : Electric, Contests 14-10-035 : Soaring Stuff : Everything you Always Wanted to Know About Airfoils video covers basics to interpretation of wind tunnel data. Produced with M.Selig of UIUC. : Product Release, Video 14-10-035 : Trick R/C : Wing gloves from EPP Foam will keep your wings in good shape in storage and while traveling. 938 Victoria Ave, Venice, CA 90291 http://www.Zagi.com : Product Release, Wing 14-10-038 : Stahl, Gordy : Account of 97 Muncie NATS. Gordy teams up with Dave Garwood for photos to give a very nice report of the NATS activities. : NATS, Contests 14-10-044 : Simons, Martin : Pt VI of series on wind tunnel testing covers boundary layer and separation bubbles. Separations cause higher drag and usually precede stall. : Aerodynamics, Wing 14-10-048 : DeVisser, Bruce, et.al. : A German Thermal Sniffer was described which has a low flight pack alarm. The source is given. : Aerotowing, Scale, Thermal Sniffer 14-10-048 : DeVisser, Bruce, et.al. : An account of Aerotow 97 at Elmira, NY describes activities at the event plus the tow planes & models flown. Many photos and description of equip. : Aerotowing, Scale, Thermal Sniffer 14-10-053 : Enhuei, Joseph : An account of Elmira 97 describing the preflight inspection which caught several problems. Best of Class Awards for Best Pilot, Vintage, Modern : Aerotowing, Scale, Contests 14-10-053 : Enhuei, Joseph : [cont.] Sponsor. Sold out banquet at the National Museum. Many prizes June 11 to 14 1988 is date set for next event. : Aerotowing, Scale, Contests 14-10-055 : Swingle II, William G. : Bill tells of a great day he flew at 3 sites w/ different lift conditions. Bill ends up in friendly 'foamy' combat. : Communications, Slope Soaring, Combat 14-10-056 : Wilson, Oliver : Nylon wing bolts are usually sized too large to minimize damage to the model in a crash. Using 2 screws holds wings together and aids sheering. : Construction, Wing, Fuselage 14-11-001 : Ilac, Tania : Photo of 'foamy' model soaring with a gull at Torquay Beach in Geelong, a southern beach of Victoria, Australia Photographer is well known. : Slope Soaring 14-11-003 : Slates, Judy & Jerry : RCSD goes to new format after 13 years of half page size. Change enables RCSD to self publish saving cost and difficulty in putting out magazine. : Communications 14-11-004 : Kuhlman, B^2 : Information about the popular full size Genesis 1 including objectives current status and comments about the model built by Charlie Fox. : Flying Wings, Scale 14-11-006 : Lehman, Robin : Aerobatics bring a new level of excitement for scale flyers. This article discusses the split-S and roll, the first steps in learning aerobatics. : Scale, Aerobatics 14-11-007 : Derstine, John : Elmira 98 will take place June 11-14. 11-open soaring no full size traffic 12-1st official day, evening picnic, 13 & 14-open soaring + FS rides : Scale, Full Size 14-11-008 : Sanders, David : DAP Welwood contact cement is good for building EPP models. Using Ultracote works well and sticks to the glue so well that it is hard to remove. : Construction, Slope Soaring, Combat 14-11-008 : Sanders, David : [cont.] Ed Harris says that ThermalSpan is a good paintable surface. Rules are discussed - two classes one for flying wings and one unlimited. : Construction, Slope Soaring, Combat, Competition 14-11-009 : Roe, John : John tells of story of landing at the wrong end of the landing tape, making a ill fated attempt to get the score changed and the succeeding in contest. : Thermalling, Competition 14-11-010 : Nankivil, Mark : Simprop Fashion-S4083 HLG is reviewed. It can be built with a Speed 400. It is well designed with good features. Glass Fuse, sheeted wings, 16.5 oz. : Electric, HLG, Kit Review 14-11-012 : Chovan, Joseph : Much of what attracts us flyers is the beauty of form. This is what makes the eagle in flight and the cheetah in stride attractive. Models can : Slope Soaring, Flying 14-11-012 : Chovan, Joseph : [cont.] do what manned planes cannot. Requirements of speed and other performance functions create beauty in the modeler's eye. : Slope Soaring, Flying 14-11-014 : Register, David : TulSoar's Last Fling of Summer Contest is reviewed. In addition to HLG, 2M and Unlimited there were scale models entered and Banzai launches. : Contests 14-11-014 : Register, David : [cont.] Top 10 finishers in Unl. and 2M and their models are listed. Also top 5 finishers in HLG are listed with models. Good Review! : Contests 14-11-016 : Savoie, Steve : A description is given for making a simple spar for a HLG or small slope ship. Construction time is 2 hours not including curing time. : HLG, Construction, Spar 14-11-018 : Clark, Paul : Third annual Joe Wurts RCHLG Cup Fly sponsored by the Takatsuki Openfield Flyers is reviewed. Run by Buzz Tokunaga who had visited the US recently. : HLG, Contests 14-11-019 : Wilson, Oliver : Instructions and justification for using nylon wing mounting bolts is given. Already built models can be modified giving you better L/D and faster flight : Construction, Fuselage, Wing 14-11-020 : Weaver, Ron : Instructions on how to get involved in competition. It's not for everyone but it offers encouragement to those who are thinking about competition. : Contests, Training, Humor 14-11-021 : Swingle II, William G. : Entertaining story of wishing to have a highstart, finding the materials and putting it together. : Highstart, Launching, Construction, Humor 14-11-022 : Fogel, Gary : Avocet Vertech Pilot Wristwatch provides a light and compact device to document maximum altitude, No. of thermals, rate of climb and more. : Electronics, Thermalling, Thermal Sniffer 14-11-023 : Swingle II, William G. : Bill notes that some people driving by an active slope soaring site never look to see what is going on. The quest for the reason continues. : Slope Soaring 14-11-024 : Brengman, Del : Article describes the construction of a heated box with control equipment to keep curing rates up after the laminations are complete. Good article! : Construction, Composites, Epoxy 14-11-028 : Simons, Martin : Pt VII of wind tunnel tests of wing profiles deals with local variations in drag across the wind tunnel. Averaging is used to obtain useful data. : Aerodynamics 14-11-028 : Simons, Martin : [cont.] The variability is worse at low RN. Air velocity behind wing is used to compute drag. Two dimensional flow is assumed but always achieved. : Aerodynamics 14-12-003 : Slates, Jerry : Viking Models fuselage production has been put on hold due to an allergy. Vacuum formed canopies will be in production as normal. : Communications, FG Fuselage 14-12-004 : Kuhlman, B^2; MacDonald, Andrew : Christian Behrens and Christian Tollmien have designed a high performance flying wing which is competitive in T.D. with enough lift to break lines. : Flying Wings, F3B 14-12-004 : Kuhlman, B^2; MacDonald, Andrew : [cont.] Sport and competition versions of the designs are available from Behrens. Details on A. MacDonald's web page linked from www.halcyon.com : Flying Wings, F3B 14-12-005 : Slates, Jerry : Kevlar Provides an airtight hinge when put between the foam core and the skin materials. Cut through to the hinge line with razor saw or blade : Control, Construction, Composites 14-12-005 : Slates, Jerry : [cont.] and cut through to the Kevlar. A triangle file and sanding block are recommended to clean epoxy from Kevlar for easier movement. : Control, Construction, Composites 14-12-006 : Lehman, Robin : A flight simulator can help flyers learn aerobatic maneuvers during nonflying months. Half and full Cuban 8s are described. : Scale, Aerobatics, Training 14-12-008 : Roe, John & Sanders, David : Trade show included 3 new companies coming from Airtronics: Whyte Wings for kits, Renaud Designs for new Emerald and Airtronics (Sanwa) for radios. : Show Review 14-12-008 : Roe, John & Sanders, David : Visalia Contest report w/ standings. 272 Pilots entered the largest RC sailplane contest in the world. Events: Gray cup for over 55, Nostalgia : Contests, Show Review 14-12-008 : Roe, John & Sanders, David : [cont.] plus Open and 2 Meter TD. Weather was excellent. Highlights Catapult warp speed launches, night flights, HLG fun events, 'foamies' : Contests, Show Review 14-12-012 : Stahl, Gordy : Part II of interview with Mike Popescu and his Vision. Airfoil technology is as good as we need. Inventec looks at lower drag in total design, low : Design, Aerodynamics 14-12-012 : Stahl, Gordy : Pelican design is evaluated and compared with Grand Esteem. Four flyers comments from Internet. Kit uses SD7080 root and SD7084 tip airfoils. : Kit Review, Unl 14-12-012 : Stahl, Gordy : [cont.] weight with adequate strength, improved control with minimal disturbance when using control deflections. : Design, Aerodynamics 14-12-015 : Savoie, Steve : Soaring Stuff offers a video which is a must for the club library which takes a new modeler from learning tools & techniques to the first flight. : Video Review, Training, Construction 14-12-016 : Nankivil, Mark : Coverage of 1st. US F3J team selection process at Grand Ledge, MI. A team of expert flyers and advanced models participated. Contest format given. : Contests, F3J 14-12-020 : Christensen, Scott : Scott recounts the origins of RC soaring at Del Mar High School in 1965. Early 6V winch had no turn-around. Origins of LSF tasks and landing tasks. : LSF, Winch, Thermalling 14-12-021 : Christensen, Scott : Article traces the formation of interested flyers into an organization. The people responsible for a self advancement program and later connecting : LSF 14-12-021 : Christensen, Scott : [cont.] with the AMA. An excellent review of the history of RC Soaring in the USA. : LSF 14-12-024 : Kurath, Barry : Barry tells of his climb to Level V and the troubles and strategies used to achieve this level. Successes were sometimes quick others not so quick. : LSF, Competition 14-12-024 : Vennerholm, John : A description of the LSF today with membership of 7,330 including 1890 in other countries. How to get involved and what to expect. : LSF 14-12-026 : Vennerholm, John : John tells his story of advancing in LSF and his attempts at the 8 hour slope soaring task including the last at Butler Mtn. near Asheville, NC. : LSF 14-12-028 : Postuma, Cal : Cal, a disabled flyer, advances through to Level V. Help from friends & Cal's excellent flying abilities made it happen. Good story of teamwork. : LSF 14-12-029 : Howard, Mark : Story of Matt Sheldon achieving his 2 hour thermal duration flight in which he often couldn't see the model. : LSF 14-12-030 : Munkeso, Morten : Results of an International 2M Postal Event which turned out to be a Denmark event due to lack of foreign participation. : Contests, 2M 14-12-031 : Derstine, John : A 1/3 scale pilots are available. Dieter has rubber head, hands and feet. Available from Johann via John Derstine at 717-596-4392 : Product Release, Scale 14-12-031 : Sailplanes Unlimited : 1:2.5 Fox by Bruckmann is available. Span is 222 inches and weight is 30 lbs. Obechi sheeted wings. Everything else is finished. : Scale, Kit 14-12-031 : Sailplanes Unlimited : A 1:4.5 scale all glass Pilatus Turbo Porter PC-6 makes a good tow plane with real scale features. 212-879-1634 : Scale, Aerotow 14-12-031 : Sky Bench Aero Tech : Bowlus Baby Albatross is a 122" laser cut short kit. This is a built up with good accuracy and plans at under $100. : Product Release, Scale, Kit 14-12-032 : Slates, Judy : Coming events listed for Los Banos Slope Scale Soar-In, Elmira Aerotow 98 Mid South Soaring Championship. : Contests 15-01-001 : Kagi, Jack : Yves Berkhardt is shown on cover doing inverted flight in aerobatic contest in Switzerland. Very remarkable photograph. : Flying, Scale, Contests, Aerobatics 15-01-001 : Kagi, Jack : Yves Berkhardt is shown on cover doing inverted flight in aerobatic contest in Switzerland. Very remarkable photograph. : Flying, Scale, Contests, Aerobatics 15-01-004 : Slates, Jerry : Building from Plans is saves costs and provides ability to own models which are not available in kits. Jerry modifies the Paragon to be stronger. : Construction, Wing 15-01-004 : Slates, Jerry : Building from Plans is saves costs and provides ability to own models which are not available in kits. Jerry modifies the Paragon to be stronger. : Construction, Wing 15-01-004 : Slates, Jerry : [cont.] There is a description of how to make ribs in a stack both for tapered and non-tapered sections. : Construction, Wing 15-01-004 : Slates, Jerry : [cont.] There is a description of how to make ribs in a stack both for tapered and non-tapered sections. : Construction, Wing 15-01-005 : Murray, Lee : The RCSD database is described as well as how to get it and how to use it. The address for the database: http://www.halcon.com/bsquared/RCSD.html : Software, Communications 15-01-005 : Murray, Lee : The RCSD database is described as well as how to get it and how to use it. The address for the database: http://www.halcon.com/bsquared/RCSD.html : Software, Communications 15-01-006 : Sanders, David : An excellent list w/ photos of new models which are available for slope soaring and combat. Also some EPP scale models. Boomerang, Nemesis, : Foamy, Combat, Slope Soaring 15-01-006 : Sanders, David : [cont.] Vulcan, F7U-3 Cutlass, Me P.1111 &2, BAE Hawk, Yak-9, F4U Corsair F-21 Predator, AVRO Vulcan & Mig-3. Also night flying lights. : Foamy, Combat, Slope Soaring 15-01-006 : Sanders, David M. : An excellent list w/ photos of new models which are available for slope soaring and combat. Also some EPP scale models. Boomerang, Nemesis, : Foamy, Combat, Slope Soaring 15-01-006 : Sanders, David M. : [cont.] Vulcan, F7U-3 Cutlass, Me P.1111 &2, BAE Hawk, Yak-9, F4U Corsair F-21 Predator, AVRO Vulcan & Mig-3. Also night flying lights. : Foamy, Combat, Slope Soaring 15-01-009 : Swingle II, William G. : Bill tells us how he developed his life long interest in soaring when he discovered he could fly a glider above his head without an engine. : Slope Soaring, Training 15-01-009 : Swingle II, William G. : Bill tells us how he developed his life long interest in soaring when he discovered he could fly a glider above his head without an engine. : Slope Soaring, Training 15-01-010 : Kuhlman, B^2 : Comparisons between nature and man's flying inventions reveals that we are still trying to catch up. The function of bird's tail is more than a stab. : Flying Wings 15-01-010 : Kuhlman, B^2 : Comparisons between nature and man's flying inventions reveals that we are still trying to catch up. The function of bird's tail is more than a stab. : Flying Wings 15-01-012 : Lehman, Robin : Report on the First French Aerotow Event in Normandy. Excellent photos punctuate the report about the event. Aerobatics require right amount of : Scale, Aerotowing, Aerobatics 15-01-012 : Lehman, Robin : Report on the First French Aerotow Event in Normandy. Excellent photos punctuate the report about the event. Aerobatics require right amount of : Scale, Aerotowing, Aerobatics 15-01-012 : Lehman, Robin : [cont.] airspeed. Airspeed vs upwind and downwind is discussed. Perception is that downwind turns cause crashes. Discussion about relative speed. : Scale, Training 15-01-012 : Lehman, Robin : [cont.] airspeed. Airspeed vs upwind and downwind is discussed. Preception is that downwind turns cause crashes. Discussion about relative speed. : Scale, Training 15-01-016 : Kriesen, Art : Scale Electric makes sense since winch launches are low and aerotowing is not an option in most places. Getting a model which is light enough is : Scale, Electric 15-01-016 : Kriesen, Art : Scale Electric makes sense since winch launches are low and aerotowing is not an option in most places. Getting a model which is light enought is : Scale, Electric 15-01-016 : Kriesen, Art : [cont.] a problem. Kevlar fuselage, obechi sheeted foam wings permitted construction to be equal to batteries, motor and prop. Excellent article! : Scale, Electric 15-01-016 : Kriesen, Art : [cont.] a problem. Kevlar fuselage, obechi sheeted foam wings permitted construction to be equal to batteries, motor and prop. Excellent article! : Scale, Electric 15-01-018 : Johnson, Bob : Keeping trailing edges straight with rib constrn. is a challenge. Properly oriented 1/64" plywood laminated to under side of balsa TE does the trick. : Construction, Wing 15-01-018 : Johnson, Bob : Keeping trailing edges straight with rib constrn. is a challenge. Properly oriented 1/64" plywood laminated to under side of balsa TE does the trick. : Construction, Wing 15-01-020 : Clark, Paul : A new (750 mm) Mosquito Class of sailplane competition has been started in Japan. 13 entries in first contest. New rules for shorter flights. : HLG, Competition, Design 15-01-020 : Clark, Paul : A new (750 mm) Mosquito Class of sailplane competition has been started in Japan. 13 entries in first contest. New rules for shorter flights. : HLG, Competition, Design 15-01-020 : Clark, Paul : [cont.] Information about weight requirements, photos, lithium batteries. Airfoil selections included SD7037, S4083, SA7036. : HLG, Competition, Design 15-01-020 : Clark, Paul : [cont.] Information about weight requirements, photos, lithium batteries. Airfoil selections included SD7037, S4083, SA7036. : HLG, Competition, Design 15-01-022 : Neber, Jeff : Instructions to laminate HLG wings by Chris Boultinghouse of CAB Designs. Put FG or Kevlar on LE Use .014" Mylar, cloth weights, waxing Mylar : HLG, Construction 15-01-022 : Neber, Jeff : Instructions to laminate HLG wings by Chris Boultinghouse of CAB Designs. Put FG or Kevlar on LE Use .014" Mylar, cloth weights, waxing Mylar : HLG, Construction 15-01-022 : Neber, Jeff : [cont.] vacuum levels to use. Painting Mylars for paint transfer reinforcing certain areas. : HLG, Construction 15-01-022 : Neber, Jeff : [cont.] vacuum levels to use. Painting Mylars for paint transfer reinforcing certain areas. : HLG, Construction 15-01-023 : Savoie, Steve : A description is given of how to make a rigging to launch a scale model on a winch to control the angle of attack. : Scale, Launching, Winch 15-01-023 : Savoie, Steve : A description is given of how to make a rigging to launch a scale model on a winch to control the angle of attack. : Scale, Launching, Winch 15-01-024 : Nagel, Tom H. : William Hoelcher of Western Ohio set an AMA Class A (HLG) record of 2:08:39 Team effort by Columbus Area Sailplane Club using a highly modified model. : Competition, HLG 15-01-024 : Nagel, Tom H. : William Hoelcher of Western Ohio set an AMA Class A (HLG) record of 2:08:39 Team effort by Columbus Area Sailplane Club using a highly modified model. : Competition, HLG 15-01-026 : Simons, Martin : Wind Tunnel Testing Part VIII deals with velocity distribution, transition of flow types, separation bubbles, bubble ramp. : Aerodynamics 15-01-026 : Simons, Martin : Wind Tunnel Testing Part VIII deals with velocity distribution, transition of flow types, separation bubbles, bubble ramp. : Aerodynamics 15-01-029 : Pesznecker, Don : Don gets the help of the Portland Area Soaring Society and their XC teams to complete the course for the LSF 10K goal and return flight. : XC, Clubs 15-01-029 : Pesznecker, Don : Don gets the help of the Portland Area Soaring Society and thier XC teams to complete the course for the LSF 10K goal and return flight. : XC, Clubs 15-01-030 : Grenewetzki, Dave : The Kodak DC20 digital camera was mounted to a model. A interface board was made to control the camera and keep it from turning off. : Aerial Photography 15-01-030 : Grenewetzki, Dave : The Kodak DC20 digital camera was mounted to a model. A interface board was made to control the camera and keep it from turning off. : Aerial Photography 15-02-001 : St. John, Michael : 105" Flying wing Tarantula weighs 61 oz. appears on Front Page of this issue. : Flying Wings 15-02-003 : Slates, J^2 : RCSD web page has two articles by Michael Selig describing the effect of drag on speed and scale effects. www.halcyon.com/bsquared/FlysFaster.html : Internet, Computers 15-02-003 : Slates, Judy and Jerry : RCSD web page has two articles by Michael Selig describing the effect of drag on speed and scale effects. www.halcyon.com/bsquared/FlysFaster.html : Internet, Computers 15-02-004 : Slates, Jerry : Building from plans, Pt II describes the addition of lower sheeting, & the addition of strength components such as joiner box and a CF joiner blade. : Construction, Wing, CF 15-02-004 : Slates, Jerry : Building from plans, Pt II describes the addition of lower sheeting, & the addition of strength components such as joiner box and a CF joiner blade. : Construction, Wing, CF 15-02-005 : Wilson, Oliver : Wood can be used to make strong spars which will not fail under heavy loads. This is done by changes in design allowing greater x-sections of spar caps. : Wing Construction, Launching 15-02-005 : Wilson, Oliver : Wood can be used to make strong spars which will not fail under heavy loads. This is done by changes in design allowing greater x-sections of spar caps. : Wing Construction, Launching 15-02-005 : Wilson, Oliver : [cont.] Changes in cap width and thickness can be considered as well as the use of taper. Paragon Design by Ed. Slobod is example of good design. : Wing Construction, Launching 15-02-005 : Wilson, Oliver : [cont.] Changes in cap width and thickness can be considered as well as the use of taper. Paragon Design by Ed. Slobod is example of good design. : Wing Construction, Launching 15-02-006 : Kuhlman, B^2 : TFW-01 by Aldo Toni is a thermal soaring flying wing (unusual). There is aerodynamic twist and washout. The Panknin formulas were used to make : Flying Wings, Design 15-02-006 : Kuhlman, B^2 : TFW-01 by Aldo Toni is a thermal soaring flying wing (unusual). There is aerodynamic twist and washout. The Panknin formulas were used to make : Flying Wings, Design 15-02-006 : Kuhlman, B^2 : [cont.] calculations for wing twist. Good illustration of construction and design. : Flying Wings, Design 15-02-006 : Kuhlman, B^2 : [cont.] calculations for wing twist. Good illustration of construction and design. : Flying Wings, Design 15-02-008 : Lehman, Robin : 1997 Aero-Cup photo. Heavier models may perform aerobatics better because they can retain energy better. Immelman & Rev. Immelman are illustrated. : Scale, Aerobatics, Aerotow 15-02-008 : Lehman, Robin : 1997 Aero-Cup photo. Heavier models may perform aerobatics better because they can retain energy better. Immelman & Rev. Immelman are illustrated. : Scale, Aerobatics, Aerotowing 15-02-011 : Gray, Jim : Aerodynamic Design of Radioguided Sailplanes by Ferdi Gale' is given a recommendation for RC modelers. Fundamentals, Airfoils, Wing, Fuselage : Book Review, Design, Aerodynamics 15-02-011 : Gray, Jim : Aerodynamic Design of Radioguided Sailplanes by Ferdinando Gale' is given a recommendation for RC modelers. Fundamentals, Airfoils, Wing, Fuselage : Book Review, Design, Aerodynamics 15-02-011 : Gray, Jim : [cont.] Fuselage, Empennages, Stability, Maneuverability, Math & Physics Examples and problems with solutions. : Book Review, Design, Aerodynamics 15-02-011 : Gray, Jim : [cont.] Fuselage, Empennages, Stability, Maneuverability, Math & Physics Examples and problems with solutions. : Book Review, Design, Aerodynamics 15-02-012 : Schifano, Donn : Comments on getting excited about power slope soaring models being flown at Las Banos Soar In '98. Events listed. Issue discussed with flying time : Slope Soaring, Scale, PSS 15-02-012 : Schifano, Donn : Comments on getting excited about power slope soaring models being flown at Las Banos Soar In '98. Events listed. Issue discussed with flying time : Slope Soaring, Scale, PSS 15-02-012 : Schifano, Donn : [cont.] flight speed of scale gliders and scale fighters such as Spitfires Author suggests haveing separate events for PSS and Scale. : Slope Soaring, Scale, PSS 15-02-012 : Schifano, Donn : [cont.] flight speed of scale gliders and scale fighters such as Spitfires Author suggests having separate events for PSS and Scale. : Slope Soaring, Scale, PSS 15-02-015 : Gray, Jim : Volume 2 of On the Wing...the book is now in print. It includes articles from RCSD 1993 through 1997 is entertaining is is one of a very few sources. : Book Review, Flying Wings 15-02-015 : Gray, Jim : Volume 2 of On the Wing...the book is now in print. It includes articles from RCSD 1993 through 1997 is entertaining is one of a very few sources. : Book Review, Flying Wings 15-02-015 : Little Big Winch : A new sport which is back on the market which is small and lightweight with line, turn around, parachute, steaks, foot pedal switch. for $445. : Product Release, Winch, Launching 15-02-015 : Little Big Winch : A new sport which is back on the market which is small and lightweight with line, turn around, parachute, steaks, foot pedal switch. for $445. : Product Release, Winch, Launching 15-02-016 : Cusack, Terry, et al. : 24th Annual Tangarine Soaring Championship is reviewed. Event included a 2M and two Unlimited days of compeititon with three skill classes. : Contest, 2M, Unl 15-02-016 : Cusack, Terry, et al. : 24th Annual Tangerine Soaring Championship is reviewed. Event included a 2M and two Unlimited days of competition with three skill classes. : Contest, 2M, Unl 15-02-020 : Savoie, Steve : Interview with George Sparr of Aerospace Composite Products deals with a number of topics on handling and use of composite materials. Good Reference! : Construction, CF, Composite, Wing 15-02-020 : Savoie, Steve : Interview with George Sparr of Aerospace Composite Products deals with a number of topics on handling and use of composite materials. Good Reference! : Construction, CF, Composite, Wing 15-02-020 : Savoie, Steve : [cont.] Topics include products made by ACP. Pre-Impregnated systems Extended cure products, Kevlar, Carbon Fiber, S-Glass, Spectra, Spyder Foam : Construction, CF, Composite, Wing 15-02-020 : Savoie, Steve : [cont.] Topics include products made by ACP. Pre-Impregnated systems Extended cure products, Kevlar, Carbon Fiber, S-Glass, Spectra, Spyder Foam : Construction, CF, Composite, Wing 15-02-023 : Swingle II, William G. : Bill has some fun with a TG-3 Foamy and sites advantages for flying these models. Can't hurt it, and it can't hurt you. : Foamy, Slope Soaring, Combat 15-02-023 : Swingle, William G : Bill has some fun with a TG-3 Foamy and sites advantages for flying these models. Can't hurt it, and it can't hurt you. : EPP, Foamy 15-02-024 : Simons, Martin : Wind Tunnel Tests of Wing Profiles Pt. IX Turbulators prevent separation bubbles but cause higher drag. Underside turbulators used on full size : Aerodynamics 15-02-024 : Simons, Martin : Wind Tunnel Tests of Wing Profiles Pt. IX Turbulators prevent separation bubbles but cause higher drag. Underside turbulators used on full size : Aerodynamics 15-02-024 : Simons, Martin : [cont.] gliders at 70% of chord. Accuracy in airfoils a problem for a number of reasons (bug strikes, paint, surface waves) Need more research e.g. UIUC. : Aerodynamics 15-02-024 : Simons, Martin : [cont.] gliders at 70% of chord. Accuracy in airfoils a problem for a number of reasons (bug strikes, paint, surface waves) Need more research e.g. UIUC. : Aerodynamics 15-02-027 : Siegel, Rudy : Review of 5th Annual Sailaire One Design Contest held Sept 13 and 14 1997 by Cincinnati Soaring Society. This clasic event will repeat in 1998 : Constest Review, Unl 15-02-027 : Siegel, Rudy : Review of 5th Annual Sailaire One Design Contest held Sept 13 and 14 1997 by Cincinnati Soaring Society. This classic event will repeat in 1998 : Contest Review, Unl 15-02-028 : Fogel, Gary : Scale Cross Country Challenge was held in the desert north of Los Angeles A triangle with 0.5 mi legs was used. Scale models performed like SB-XC. : Scale, Contests 15-02-028 : Fogel, Gary : Scale Cross Country Challenge was held in the desert north of Los Angeles A triangle with 0.5 mi legs was used. Scale models performed like SB-XC. : Scale, Contests 15-02-030 : Derstine, John : A one hour video of the Elmira 97 event is available for $24.95 + $3 S&H 717-596-4392 and http://www.Geocites.com : Product Release, Aerotowing, Video 15-02-030 : Derstine, John : A one hour vido of the Elmira 97 event is available for $24.95 + $3 S&H 717-596-4392 and http://www.Geocites.com : Product Release, Aerotow, Video 15-02-030 : Hough, Chuck : A sip launched foam delta wing glider, Pibros, was flown in a park with lots of fun. Craft is inexpensive and Chuck is testing different materials. : Foamy, Launching 15-02-030 : Hough, Chuck : A sip launched foam delta wing glider, Pibros, was flown in a park with lots of fun. Craft is inexpensive and Chuck is testing different materials. : Foamy, Launching 15-02-030 : Olsen, Bernie : Competition is becoming less attractive because it focuses on a degree of landing skill which has no value. RCSD focus should be on what built hobby. : Communications, Contests 15-02-030 : Olsen, Bernie : Competition is becoming less attractive because it focuses on a degree of landing skill which has no value. RCSD focus should be on what built hobby. : Communications, Contests 15-02-031 : Axel's Pilots : A beautiful scale pilots are available in old and modern sailplane pilots. Available from Sailplanes Unlimited. : Product Release, Scale 15-02-031 : Axel's Pilots : A beautiful scale pilots are available in old and modern sailplane pilots. Available from Sailplanes Unlimited. : Product Release, Scale 15-02-031 : Sailplanes Unlimited : Platus Porter PC-6 Turbo which is the largest plane used to launch full size sport planes. Model is 1/4 scale. : Product Release, Aerotow, Scale 15-02-031 : Sailplanes Unlimited : Platus Porter PC-6 Turbo which is the largest plane used to launch full size sport planes. Model is 1/4 scale. : Product Release, Aerotow, Scale 15-03-004 : Slates, Jerry : Pt. 3 of series of building from plans deals with the installation of spoilers with positive servo action. Changes made to Paragon plans include : Construction, Spoilers, Radio 15-03-004 : Slates, Jerry : [cont.] add CF to bottom of spars, sheeted leading edge, add hard points for wing screws, replaced plywood joiners with CF. : Wing, Construction 15-03-005 : Wilson, Oliver : Nostalgia Event models originally lacked sufficient strength in spar. Tapering spars can give 3x strength with same weight as original. : Wing, Construction 15-03-006 : Kuhlman, B^2 : Michael St. John's Tarantula wing design is discussed. Design features include air brakes, vertical fins, swept forward tips for CG consideration. : Flying Wings, Design 15-03-008 : Garwood, Dave : Can be built in 3 evenings. Pink foam wings. Dave built a conventional tail vs the V tail in plans. High launches are acheieved. : Kit Review, HLG 15-03-008 : Garwood, Dave : Chip Vignoli's Ariel HLG kit is a well designed inexpensive model which builds quick and has excellent performance. Low part count. : Kit Review, HLG 15-03-011 : Schifano, Donna : Airborne to be Wild video by Studio 'B' Design and Production is a 55 min video narrated by Lex Liberato showing PSS and Scale slope soaring. : Video Review 15-03-011 : Schifano, Donna : [cont.] Safety is in stressed as well as great soaring shots of SR-7 F4 Phantom, a real falcon. $25 + S&H 808-968-8721 : Video Review 15-03-012 : Lehman, Robin : Aerobatic routines can be created by developing a few skills and putting them together. A list of tasks is given to develop your skills. : Aerobatics, Scale 15-03-012 : Lehman, Robin : [cont.] Maneuver descriptions: Stall Turn, Reverse Cuban 8, Reverse 1/2 Cuban 8 (Split S) : Aerobatics, Scale 15-03-016 : Swingle II, William G. : EPP Foamy planes have made slope combat a more practical mode of enjoying soaring. Repairs are more practical than ever before. : Foamy, Slope Soaring, Combat 15-03-018 : Sanders, David : Mattes Models and Garrison Aerodrome have brought electric foamy models to market. Speed 400 Push-E Cat 8 minute flights are common w/ 600 ma bat. : Electric, Foamy, Kit Review 15-03-018 : Sanders, David : The choice of wood tail surfaces or Coroplast is discussed. Coroplast is probably best for combat and new beginners. : Construction, Foamy, Slope Soaring, Combat 15-03-019 : Sanders, David : 'Airborne to be Wild' video is reviewed. shot in Hawaii and Australia. Good tape to have in your library. EPP Combat and more. : Video Review, Foamy, Slope Soaring, Combat 15-03-019 : Sanders, David : 'Dynamic Soaring by John Roe' shows Joe Wurts doing amazing things on Parker Mtn. in CA. plus HLG flying at IHLGF in Poway CA. : Video Review, HLG, Dynamic Soaring 15-03-020 : Register, David : Three new TD airfoils are made available in Summary of Low-Speed Airfoil Data - Volume 3 which is available from H.Stokely in Virginia Beach VA. : Book Review 15-03-020 : Register, David : [cont.] The airfoils are mods. of SD7037. The book provides a good source of information for the technical modeler. Michael Selig at UIUC is source : Book Review 15-03-023 : Wilson, Oliver : Making lost foam fuselages is described with considerable detail on how. Small diameter fuselages are stronger than large ones of same weight. : Fuselages, Composites, Construction 15-03-024 : Carmichael, Asher : Pensacola '97 scale fly in is shown with beautiful photos. There were long flights. 20 pilots attended. : Scale, Aerotow 15-03-027 : ICARE Sailplanes : Carbon D-Light is a high performance sailplane with a 2 oz FG fuselage Molded carbon D-box of S4083. 3.9 oz/ft^2 : Product Review, Sailplane, HLG 15-04-001 : McLeod, Rod : Cover photo of Grunau 2B is shown from Jim Ealy plan 15 years ago. : Scale 15-04-002 : Slates, Judy and Jerry : Encouragement is given to readers to send articles and photos to RCSD to help broaden and enrich the content of RCSD. : Communication 15-04-004 : Slates, Jerry : Spring cleaning and replacement of stop watch batteries. Modellbau Markt 98 is a catalog of 116 pages of models at Nurenberger Toy Fair. : Communications, Sailplanes 15-04-005 : Derstine, John : Aerotow '98 is planned for Elmira. Invetations are offered to vendors to advertise. The list of foreign participants is growing. : Contests, Aerotowing, Scale 15-04-005 : Marshall, Scott : The InterMountain Silent Flyers will will host Soar Utah '98 on Sept 5-7 Labaor Day weekend. Thermal and slope soaring sites. : Contests 15-04-006 : Kuhlman, B^2 : Hidemi Akaba aka Aka-bee is an engineer working on RPVs in the Seattle area His flying wing design is advanced with respect to material usage. : Flying Wings 15-04-008 : Lehman, Robin : Spacewalker makes a good tow plane but like other tow planes the CG can shift when the model is towing another model. Advice is given. : Scale, Aerotowing, Power Flight 15-04-008 : Lehman, Robin : The spin maneuver is discussed. It is good for when model is moving slow. Spin can save your plane from a high altitude situation. : Scale, Aerotow, Aerobatics 15-04-010 : Stahl, Gordy : Gordy visits Sacramento Valley S.S. and is impressed with the skill of this group of flyers. Volz servos provide a new standard of performance for : Radio, Clubs 15-04-010 : Stahl, Gordy : [cont.] strength, speed & longevity (5 yr. warranty). There are models for wings and a dual servo. : Radio, Clubs 15-04-012 : Nankivil, Mark : Pt II of Beginners Primer. Software for selection of motors, batteries, gears, props for an airframe. MotoCalc 5.01 and ElectriCalc 2 offer : Software, Electric, Batteries 15-04-012 : Nankivil, Mark : [cont.] accurate predictions of performance. Large databases of motors and batteries. Sources of software and motors are shown. Excellent Resources : Software, Electric, Batteries 15-04-012 : Wilson, Oliver : A straight forward approach to designing the construction of an optimum composite wing designed for launch stresses and high speed lift force. : Design, Aerodynamics 15-04-014 : Nagel, Tom : North Dakota has many treeless buttes for slope soaring. On I-94 sites at exits 10 (Sentinel Butte), 90, and 127 (Mt. Holstein). US Geo. Survey : Slope Soaring, Humor, Flying Sites 15-04-016 : Lehman, Robin : Getting a 1/3 scale ship out of a tree. Learning to fly is same as learning to do aerobatics. Practice creates automatic reactions. This issue has : Scale, Training, Aerobatics 15-04-016 : Lehman, Robin : [cont.] instructions for doing knife edges and four point rolls. Logic for knowing which is top rudder. : Scale, Training, Aerobatics 15-04-016 : Simons, Martin : UIUC tests have improved pitching moment data. The aerodynamic center is in theory at 25% but in practice +/- 2% greater; with separation. : Aerodynamics, Design, Wing 15-04-018 : Clark, Paul : The Mosquito class declared earlier is expanding with manufacturers rushing to get models on the market. Several models are shown and discussed. : Competition, Design, HLG 15-04-018 : Register, David : Hitec R/C IIISS offers single 3 ch radio for RES. Mixing for V-tail use. Trx fits in one hand control during launch. Dry batteries vs NiCad conv. : Radio 15-04-018 : Register, David : [cont.] Receiver is 3 ch. narrow band AM. Dry batteries can be replaced with NiCads pack. No charger supplied. Use of other servos requires : Radio 15-04-018 : Register, David : [cont.] some changing of wires. Technical service is available from the web site http://www.hitecrc.com/ Black wire to outside of plug. : Radio 15-04-020 : Stahl, Gordy : Author's experience with 2 and 6 ch. version of Highlander EPP Foamy. Tail boom stiffened with CF arrow shaft. Details for methods and other mods. : Kit Review, Foamy 15-04-020 : Swingle II, William G. : Bill participates in a group construction of Ruffneck Cutlass foamy models The planes flew great even of high-starts. Mods and group interactions. : Foamy, Construction, Clubs 15-04-021 : Stahl, Gordy : History of MAD Aircraft Design. Andre Gottmers and Mark Pavey are long term friends into RC Soaring for 3 years. Friends urged them to start their : Slope Soaring, Foamy 15-04-021 : Stahl, Gordy : [cont.] business. They make Curtis P-40, Valkyrie 2M, Baby Alba-Toss Baby Bowlus. : Slope Soaring, Foamy 15-04-022 : Mallett, Fred : Cutting aileron out from bagged wings is risky. Instructions for making ailerons with skin hinges and tape hinges including tools and methods. : Control, Wing 15-04-022 : Savoie, Steve : White Planes, NY, WRAM Show Review. George Sparr (Aerospace Composites) gave demonstrations of composite product use. Airtronics has a new : Show Review, Composites 15-04-022 : Savoie, Steve : [cont.] There were replacement Monarch fuselages. Hobby Lobby gave help to those wanting information on electric flight : Show Review, Electric, HLG, Fuselages 15-04-022 : Savoie, Steve : [cont.] universal servo connector. Adapters will be available to use the new servos on older Airtronics connectors. Ed Slegers had his new : Show Review, Radio 15-04-024 : Schifano, Donna : Soldering tips from an expert. Details on what kind of iron, tinning your iron, applying heat, applying solder, cooling without blowing or movement. : Radio, Construction 15-04-026 : Blain, Jacques : Second Coupe du Quebec slope soaring 3 day event was held and reviewed. Location described as being ideal for parking, landing & low turbulence. : Contests, Slope Soaring 15-05-001 : Lehman, Robin : Cover shows Steve Dentz Ripo Duo Discus scale model. Model weighs 38 lbs is a 6.75 meter span. : Scale 15-05-004 : Slates, Jerry : Details on how to cover wings with heat shrinkable coverings. Use the recommended temperature ranges and methods. Coverite thermometer used. : Construction, Wing 15-05-005 : Arrien, Angeles; Olsen, Milton, : Lessons from Geese is reprinted from earlier article and work which points out lessons to be learned from geese. Good reading! : Flying 15-05-006 : Kuhlman, B^2 : Comments on Hans-Jurgen Unverferth CO8. Wing uses RS004A airfoil the coordinates of which are given. Notes on EH Airfoils and PROFILEplus : Flying Wings, Aerodynamics 15-05-008 : Simons, Martin : Scale Pterosaurs built by Prof. Adam Lockett is shown and discussed. Special control requirements discussed. Kit is available from England. : Scale, Slope Soaring 15-05-010 : Register, David : BOB is a 60" competition ready blue foam HLG. The model is light and has reinforcement at key places. Flight wt is 9.5 to 10.5 oz. : Kit Review, HLG 15-05-013 : Sanders, David : Taking models to flying events often means that the parts have to come apart. The design of joiners for custom models is discussed. : Slope Soaring, Combat, Construction 15-05-015 : Anderson, Chuck : A review of thermal soaring up to 1977. Launch methods, winch & model development LSF, SOAR, ECSS, SAC, NSS. Good article! : Thermal Soaring 15-05-018 : Lehman, Robin : Interest and participation in scale events is growing and is very popular in Europe. Germans use aerotow in competition. Scale in XC events. : Scale, Competition, Aerobatics 15-05-018 : Lehman, Robin : [cont.] Slope racing also is an opportunity for scale ships. The tail slide is described as an aerobatic maneuver. : Scale, Competition, Aerobatics 15-05-022 : Nankivil, Mark : Great Hobby Shop is Hobbies 'N Stuff in Albuquerque. Lavoe Varmit with Speed 400 and Astro Flight Mini-Challenger are briefly discussed. : Electric, Kit Review 15-05-024 : Register, David : Comparisons of various mathematical indices for stability. Lifting stabs. canards, center of pressure, pitching moment, RVC, TVC, static margin, ISF : Aerodynamics, Stability 15-05-024 : Register, David : [cont.] Various popular models are compared. Hi Johnson design philosophy. Sailplane software. : Aerodynamics, Stability 15-05-027 : Buzz Waltz R/C : Can-Winch is a 1/4" dia rubber based highstart which comes in a pail vs a real. Cost is $45 760-327-1775 : Product Release, Launching 15-05-027 : Durable Aircraft Models : EPP P-51 power slope soaring PSS models are 65.5" wing span, 70-74 oz will fly in 10 mph wind. 714-368-9222 : Product Release 15-05-027 : Hanley Innovations : VisualFoil and WingSections programs allow one to evaluate airfoils. Access to thousands of airfoil performance polars. Airfoil plotting : Product Release, Software, Aerodynamics 15-05-027 : Hanley Innovations : [cont.] Files can be exported in DXF format for printing and drafting problems. : Product Release, Software, Aerodynamics 15-06-001 : Sanders, David and Chovan, Joseph : Cover photo of two WWW II foamy fighters doing combat on the slope. : Scale, Slope Soaring, Foamy 15-06-003 : Allison, Rick : Canopy lost on slope above Pudget Sound was returned from Japan when it was found in the stomach of a tuna. : Communications, Slope Soaring 15-06-004 : Slates, Jerry : A pull-pull elevator system was installed on a ship using brass pulleys from a model ship supply. Kevlar string weighs much less than pushrods. : Construction, Control 15-06-006 : Kuhlman, B^2 : CO8 Pt 2 deal with a comparison between the CO7 and CO8. higher sweep on CO8 was needed because of the negative pitching moment. CO7 uses lack : Flying Wings 15-06-006 : Kuhlman, B^2 : [cont.] CO8 is constant taper, CO7 not. CO7 has anhedral to compensate for sweep and effective dihedral it creates. CO8 L/D ratio is 22.5 : Flying Wings 15-06-008 : Slates, Jerry : 98 Midwest Slope Challenge at Wilson Reservoir in KS. Jerry takes in foamy combat. Dave Register flew out from CA and ran contest. : Foamy, Slope Soaring, Combat, Contests 15-06-008 : Slates, Jerry : [cont.] The race day had no wind in AM. HLG and electric models brought out. 60" class, Unlimited, Samuri class (single design). : Slope Soaring, Contests 15-06-011 : Schifano, Donn : '98 Los Banos Scale Sailplane Soar-In is described in considerable detail. Event was restricted to scale sailplanes and attendance was down somewhat. : Scale, Contest 15-06-011 : Schifano, Donn : [cont.] Lots of photos and description of participants, their models the sponsors. : Scale, Contest 15-06-015 : Register, David : An example is given of actually designing a model which will have stability in pitch, roll and yaw. Criteria given for designing the model. : Aerodynamics, Stability 15-06-015 : Register, David : [cont.] V-tail theory is applied to the theories for cruciform tails. Differences between V and + are explained and how they apply in practice. : Aerodynamics, Stability 15-06-018 : Lehman, Robin : The first aerobatic scale glider competition will be in Fayetteville, NC Oct 2-4. Maneuvers for Sportsman and Advanced appear in articles. : Scale, Aerotowing, Aerobatics 15-06-023 : Swingle II, William G : A different way to enjoy combat flying is to get into the middle of a combat situation but avoid the contact. Compared to dancing in the sky. : Foamy, Slope Soaring, Combat 15-06-024 : Blum, Jim : L-Spatz 55 was used by soaring clubs during 1955-62. 300 were built. This is a 1/4 scale version built from full size plans and parts lists. The : Construction, Scale 15-06-024 : Blum, Jim : [cont.] fuselage is made of plywood formers and longerons. Wing construction is typical spruce caps and D section. It is a floater at 8 lb : Construction, Scale 15-06-027 : Dave's Aircraft : Dragonette is a foamie, micro-hand-launch glider with 2 channel control. Price is only $40. 949-248-2773 : Product Release 15-06-027 : Horizon Hobby : CM's 3 in 1 simulator uses your transmitter and software to emulate flight of a glider with 4 servos with mixing. : Software 15-06-027 : PlaneTalk : This is an airborne video camera with telemetry to display or record the image on the ground. Price is $1795. 714-650-5004 : Product Release 15-07-001 : Garwood, David : Photo cover shows Chuck Anderson launching his Sailaire at 1996 NATS in Muncie, IN : Competition, Nostalgia 15-07-003 : Slates, Judy and Jerry : El Nino takes its wrath on South making life for many. Contestants at events are advised to take plenty of water, stay in shade, watch friends. : Communications 15-07-004 : Slates, Jerry : Zurich R/C Sunglasses fit over regular sunglasses and offer more protection. 98-99 Plans Catalog from Traplet Publns. (UK) is only $8. Plenty of plans. : Flying, Construction 15-07-005 : Unknown : A pattern of stripes on bottom of wing can be used to estimate altitude. Stripes range in width from 6 to 1/2 inch. : Finishing, Soaring 15-07-006 : Kuhlman, B^2 : Computer stabilized flying wing using a Motorola 6800 was tested and demonstrated that a 6.5% static instability flys. Steve Morris designer : Flying Wings, Design, Construction 15-07-008 : Swingle II, William G. : Story about seeing buzzards thermalling during the morning hours and mocking him. He later concedes that all lift should be enjoyed. : Humor 15-07-009 : Swinehart, Ron : RnR's Synergy 914 (91 w/ RG-14 airfoil) is lighter than previous versions is more stable and lands slower while maintaining flight performance. : Kit Review, Unl 15-07-010 : Register, David : A continuation of design considerations for HLGs. A study of Aspect Ratio on a custom HLG is done for an example. Airfoil selection shown. : Aerodynamics, HLG 15-07-013 : Harvey, Robert : The first project was to launch a Pussycat on top of a Robin. The next project was to launch a Bobcat. The changes made are listed. A good : Aerotowing 15-07-013 : Harvey, Robert : [cont.] description is given of what was done, and the problems experience. A Bird-of-Time was also aerotowed. : Aerotowing 15-07-014 : Leyman, Robin : 4th annual gliderfest in Fayetteville, NC. is covered with photos and description of the activity. Unique tug by Landon Grindstaff. : Scale, Aerotowing 15-07-014 : Leyman, Robin : [cont.] Scale sailplanes listed and the tow-planes were also listed. Aerobatic maneuvers discussed: Chandelle and Procedure Turn. : Scale, Aerotowing, Aerobatics 15-07-018 : Carmichael, Asher : Elmira Aerotow '98 is covered. Weather was a factor in this years event. Friday catered evening picnic and fun. Beautiful description of large event. : Scale, Aerotowing 15-07-022 : Swingle II, William G. : Flying wings is designed & cut from foam (EPP LE and White foam behind). Tape spar and covering is added. Discussion of good results. : Flying Wings, Foam Wing, Construction 15-08-001 : Kuhlman, B^2 : Greg Doe's 1/2A delta (Nov 78 MAN) was modified w/ speed 400 motor. The small model proved to be difficult to launch. Zip start used to launch. : Flying Wings, Electric, Design 15-08-004 : Slates, Jerry : Jerry Talks about making a built up stab and covering it with silk. Weight savings at tail is important. Steps in making a silk covered stab given. : Construction, H. Stabilizer 15-08-005 : Murray, Lee : Unusual weather in Wisconsin in 1998 gives rise to exceptional lift. An explanation to an usual day is sought. Humidity, Temp. variation factors. : Thermal Soaring 15-08-008 : Savoie, Steve : Carbon D-Light from ICARE 60 70" span models comes with finished FG fuse, blue canopy w/ installed pushrods for V-tial and wing hold downs. : HLG, Kit Review 15-08-008 : Savoie, Steve : [cont.] description of construction. Built up wing. Hot glue used to mount servos & Rohacell to fues. Completed model flies and launches well. : HLG, Kit Review 15-08-010 : Register, David : NATS Unlimited class was dominated by 3M molded ships. 2M ships were at times longer than 2M required some on field trim, cut, and sand. : LSF, NATS, Unl, 2M 15-08-010 : Register, David : SD7080, S6062, S6063, MA409 Compared test in death air show good agreement with theory. V-tail design optimized with TVC = 0.40, RVC = 0.038 : Aerodynamics 15-08-010 : Register, David : [cont.] HLG class had the most variety of designs and is the most dynamic. The 9 oz. Logic won event with long boom an small tail surfaces. : LSF, NATS, HLG 15-08-012 : Nagel, Tom : Tom's experience w/ Sleeping Bear Dunes will leave you rolling in laughter. Good directions to using the dunes, getting permits, and keeping straight. : Humor, Slope Soaring 15-08-012 : Nankivil, Mark : Multi-engine models are more secure with electric power. Lincoln E-fly Scale E-fighters available from Ryan Aircraft and Tim McDonough. : Electric, Scale, Contests 15-08-016 : Lehman, Robin : The hesitation roll is described and readers are urged to use their transmitters to teach themselves the moves which are needed. : Scale, Aerobatics 15-08-019 : Murray, Lee : A new altitude record for a solar powered electric model is achieved by Dave Beck on Aug 15th. The altitude was about 4,500. : Electric, Solar Power, Communications 15-08-020 : Stahl, Gordy : Gordy gets interview with Don Stackhouse and Joe Hahn. History of their company DJ-Aerotech, their products and design strategies. High Tech! : HLG, Design, 2M 15-08-024 : Enhuei, Joe : Joe tells of his excellent experience soaring in a Grob 103 out of Crystal Soaring, east of LA. Flying over San Gabriel Mountains. : Thermal Soaring, Full Scale 15-08-025 : Buzz Waltz R/C Designs : P.S. Flyer is a 28" cabin model with 660 in^2 wing. It is an inexpensive good flyer. : Product Release, Electric 15-09-001 : Garwood, Dave : Cover Photo of Steve Savoie launching 90" Viking Models Salto into the lift at Petersburg Pass, NY : Slope Soaring 15-09-004 : Slates, Jerry : Pull-pull elevator control system feedback. Fabric coverings can add graphics. Instructions for finishing models with printed patterns. Pilatus B-4 Project. : Construction, Control, Finishing 15-09-006 : Kuhlman, B^2 : AVRO CF-105 Arrow was developed in Canada and represented a great advance in technology. The project is discussed as well as impact. : Flying Wings 15-09-009 : CR High Performance Products : One design Slope racer for $80. Fiberglass Fuselage, presheeted wings. : Product Release, Slope Soaring 15-09-010 : Sanders, David : Midwest Slope Challenge at Lake Wilson in Kansas was sponsored by the Lincoln Area Soaring Society. Comments about Ed Harris' Foamies and : Slope Soaring, Combat, Foamy 15-09-010 : Sanders, David : [cont.] DAW's Ka6. Covering with ThermalSpan : Slope Soaring, Combat, Foamy 15-09-011 : Aerospace Composite Products : EPP foam sheets are available for scratch builders. : Product Release, Foam 15-09-011 : Sanders, David : Thermal Span provides a smooth durable finish for EPP models. It goes around curves. Adhesive is 3M77. Water based acrylic is applied for gloss. : Finishing 15-09-012 : Nankivil, Mark : Land of Lincoln E-Fly Comments and photos. : Electric, Contests 15-09-012 : Nankivil, Mark : Very low cost electric models were used for a 1 design contest at Fort Wayne, IN last February. Kit is available www.rc-aero.com : Electric, Foam 15-09-013 : Swingle II, William G. : Choosing a color scheme can keep your model from becoming indistinguishable from others. Having different colors from each wing and adding contrast : Finishing 15-09-013 : Swingle II, William G. : [cont.] can really help older pilots. Bill chooses contrasting fluorescent colors on fuselage and wings. : Finishing 15-09-014 : Nagel, Tom & Mulder, Bill : Bill tells of his experience flying on the trail to Ellis Peak near Lake Tahoe, CA. The point looks over a vast area. Access was difficult w/ : Slope Soaring, Aerial Photography 15-09-014 : Nagel, Tom & Mulder, Bill : [cont.] slow in July but had a soft green landing area. Digital camera was on-board the Python 60 foamy. Model transports easily on back pack. : Slope Soaring, Aerial Photography 15-09-015 : Buzz Waltz R/C Designs : Maria V-tail HLG costs only $37. Multitask sailplane at 58" : Product Release, HLG 15-09-016 : Lehman, Robin : Benefits of aerobatics, competition, pursuit of perfection. Fayetteville competition sideslip maneuver can help when landing and too high. : Aerobatics, Scale, Contests 15-09-018 : Register, David : Building instructions for a pod & Boom 2 channel model, Tahlequah. A plan is provided and e-mail address for consulting the designer/columnist. : Construction, HLG 15-09-021 : Mankivil, Mark : The Mississippi Valley Soaring Soc. annual Gateway Soaring Open is covered w/ standings & photos. 31 contestants from 8 states participated. : Contests, Thermal Soaring 15-09-027 : Sailplanes Unlimited : ASW-27 and 24 1:3.75 scale HQ 3/12 with white glass fuse w/ retractable wheel. Model is very prefabricated. : Product Release, Scale, Unl 15-09-027 : Sailplanes Unlimited : Ventus 2C 1:3 scale HQ 3/15, 12, 10, 8 wing is suitable for slope or TS. Glass gel coat fuselage needs no finishing. : Product Release, Scale, Unl 15-10-001 : Garwood, Dave : Dave Reese flies a CR High Performance Contender at Sunset Beach State Park near Watsonville. : Slope Soaring 15-10-003 : Slates, Judy & Jerry : RCSD Web page now contains coverage of contests and photographs which makes RCSD an optimized of electronic and printed communications. : Communications, Internet 15-10-004 : Slates, Jerry : Jerry chooses a 1/5 scale Pilatus B-4 to build this winter. A list of materials is made and the first step will be to build a straight fuselage. : Construction, Scratch Building 15-10-004 : Slates, Judy and Jerry : The 1999 California triad contests are listed: SW Classic, Pasadena Rosebowl and Visalia Fall-Fest. The SW Clasic will be in Queen Creek, AZ : Contests 15-10-005 : Swingle II, William G. : Mongo by BASH Enterprises is a very large foam flying wing. It has an 8 ft span and difficult to transport. Flight performance if very stable. : Flying Wings, Kit Review, Foamy 15-10-006 : Carris, Mike : The Swallow is a double taper swept flying wing with 120" span. There is a 2" x 24" fuselage. EH2.0/10 airfoil. Problems in launching being studied. : Flying Wings, Design 15-10-008 : Register, David : Drive Systems for ailerons and flaps include DAD, RADS and RFDS allow low slop control. See Harley Michaelis page www.rc-areo.com : Control 15-10-008 : Register, David : [cont.] Rotation for 90 deg flap requires a 90 deg bend in wire and servo mounted at an 45 deg angle. Specific instructions for successful appln. : Control 15-10-008 : Register, David : [cont.] elements = coupler to the output gear, a pocket on the surface & rotating shaft. 5-10% of drag can be caused by external control hardware. : Control 15-10-010 : Stahl, Gordy : Little Big Winch is a sport winch with improvements other the former sport winch which we all put off buying but needed. Comes complete! : Winch, Product Review 15-10-012 : Garwood, Dave : [cont.] You can't fly out of lift in control. No possibility of recovering model if you can't land on top. Bring a model you can fly well. : Slope Soaring, Flying Sites 15-10-012 : Nagel, Tom; Garwood, Dave : Petersburg Pass Slope Site is discussed. Location if close to MA, VT & NY common borders. On Rt. 2 between Petersburg, NY and Williamstown, MA. : Slope Soaring, Flying Sites 15-10-014 : Garwood, Dave; Sanders, Dave : Humor is used to describe 7 stages of becoming addicted to slope soaring. Advances in models, flying conditions, commitments are sited. : Slope Soaring 15-10-018 : Savoie, Steve : Steve tells of removing covering from a bagged wing which was covered with Ultracote Plus. Residual adhesive removed with dope thinner and Scotchbrite : Finishing 15-10-018 : Savoie, Steve : Tip stalling on a scale model was fixed by warping the wing under a 150 W halogen shop light. Incidence meter used to set the proper washout. : Trimming, Foam Wings, Fiberglass 15-10-020 : Lehman, Robin : Slope soaring offers more opportunities to do aerobatics than having a power plane. The Chandelle maneuver is revisited. : Aerobatics, Scale, Slope Soaring 15-10-022 : Cottrill, Gordon : Gordon talks about the joys of flying his Paragon and also enjoying long thermal flights at his productive field at St. Mary's College in MD. : Nostalgia, Flying 15-11-001 : Garwood, Dave : Cover page shows DAW FoaMe-109 and Kawafoamie-61 dueling in combat at Laguna Niguel CA. : Foamy, Slope Soaring, Combat 15-11-004 : Slates, Jerry : Construction of Pilatus B-4 continues with the fuselage. Building board, stand-offs for formers, stringers, datum line are discussed. : Construction, Fuselage 15-11-005 : Savoie, Steve : Keep track of age of batteries. Don't rely completely on cycling. Large fuselages give opportunity for battery to shift. Use ESVs for testing. : Battery 15-11-006 : Kuhlman, B^2 : Horton H XIII flying wing has high sweep rate gave the craft poor control at high speed. Other properties are discussed including modeling hints. : Flying Wings, Design 15-11-007 : Mallett, Fred : Nice story about getting a bystander involved in slope soaring. Slower aerobatics impressed the lady who eventually asked how to get one. : Slope Soaring, Flying 15-11-008 : Nagel, Tom : Christmas Gift Ideas under $10: Zap, squeeze bulb applicators, X-acto blades leading edge dazzle tape, Trio sun screen, bug repellent, skin lotion, maps : Communications 15-11-008 : Nagel, Tom : [cont] Gifts over 10, less than 100: Zagie THL, altimeter watch, Hitec 3G 3-channel radio, Lava lamp, Ultimate Hat, field charger, sailplane ride : Communications 15-11-008 : Savoie, Steve : Favorite gift ideas: Razor Plane, Plans for models, Zagi Combat Model : Communications 15-11-009 : Nankivil, Mark : Under $10 - Quick Grip Micro Bar Clamp. Over $10: See listed web pages for merchandise. : Communications 15-11-009 : Register, David : Christmas Gift List: Scroll sander, Items from Micro-Mark catalog including square, table saw, jeweler's drill price & vice, router, etc. : Communications 15-11-009 : Sanders, David : Christmas Gifts under $10: Hex ball drivers. Hinge Tape Over $100 - HS-80 servos. A fresh combat plane. : Communications 15-11-010 : Slates, Jerry : Christmas Gift ideas: CA glue, Badger air burshes, X-Acto tool set, Weller cordless soldering tool, Hangar 9 transmitter case. : Communications 15-11-010 : Stahl, Gordy, Chovan, Joe : Gift ideas include Accusplit Stopwatch, Socket head cap screws Kimbrough servo savers, slope scale warbird. : Communications 15-11-011 : Garwood, Dave : Slope Scale Gifts: Kimbrough Servo-Savers, slope scale warbirds, dream slope soaring trip. : Slope Soaring, Communications 15-11-012 : Enhuei, Joe : Gropner Cumulus 1.87 m from Hobby Lobby is an ARF design with FG fuselage and built up wings and V-tail. It has an option for HLG or Electric. : Kit Review, Electric 15-11-012 : Enhuei, Joe : [cont.] Joe obtained this model to fly with others in his club who have converted to electric flight. Cumulus penetrates but senses thermals. : Kit Review, Electric 15-11-014 : Lehman, Robin : A 1/3 scale clipped wing Cub was evaluated. Available from Nick Zirolli, a Byron Distributor. Power is from a recommended Brison 4.2, G62 or equiv. : Aerotow, Scale 15-11-014 : Lehman, Robin : German modelers seem to involve their families more than in the US. Young fliers were more common. : Training, Scale 15-11-016 : Lehman, Robin : [cont] Comments on working with young people. It should be fun, don't try to hold their attention, let them help you, give them little airplanes : Training, Scale 15-11-016 : Lehman, Robin : [cont] Let them build simple parts, show them some aerobatics, give them a car to learn to steer, use simulators, use trainer chords. : Training, Scale 15-11-017 : Stahl, Gordy : Blinki battery and airborne system monitor from RC-Direct provides info. which can keep your model from crashing. $39 619-277-4531 www.RC-DIRECT.com : Batteries, Radio, Electric 15-11-018 : Nagel, Tom; Vigour, John : John tells us where the good places to soar are on the Outer Banks of North Carolina. Dunes from 9 to 30 feet are flyable. Sand can be a problem. : Slope Soaring 15-11-020 : Register, David : Ten sources of foam cores are listed along with features available and costs involved. The phone numbers and URL addresses are provided. : Foam Wings, Construction 15-11-022 : Derstine, John : Elmira 99 is scheduled for June 13, 99. This will be the third annual event at Harris Hill Soaring Corp. and National Soaring Museum. : Scale, Aerotowing 15-11-023 : Airlife Publishing Ltd. : Sailplanes by Schweizer tells the story of 22 Schweizer sailplane types. 3 view drawings by Martin Simons. price is 25 English Pounds. : Product Release, Book Review 15-11-023 : Horizon Hobby Dist. : JR 3121 mini servo is a replacement for 3021 servo. It is a precise servo for many applications. List price = $89.95 : Radio 15-12-001 : Garwood, Dave : Bob Powers and Lou Garwood fly a pair of Culpeper Models Chuperosas in light lift over the Atlantic Ocean at Cape Cod, MA on Cover of RCSD : Slope Soaring, Training 15-12-004 : Slates, Judy and Jerry : Additions to RCSD web site includes article on scale soaring. Links to Pages includes PASS, SLNT, RMSA, CASL, TULSOPAR, and LASS. : Internet 15-12-005 : Slates, Jerry : Pilatus B-4, Part III deals with installing the fin, rudder push-pull cable elevator belcrank, finally fuselage planking. : Construction, Fuselage 15-12-006 : Kuhlman, B^2 : Tier III Minus Dark Star built by Skunkworks is an unmanned aerial reconnaissance aircraft with a programmed flight path. History of project : Flying Wings, Design 15-12-007 : Stahl, Gordy : A new stop watch, the Accusplit Alliance 620 is described. Cost is <$30 It has multiple splits and beeps to que you on remaining time. : Contests 15-12-008 : Sanders, David : EPP model development where it came from and where it should go based on DAW customer feedback. Mongo models and mit by BASH Enterprises : Foamy, Slope Soaring, Combat 15-12-008 : Sanders, David : [cont.] California Combat Video is available from Doug Hetzler has video from a camera on a foamy combat ship. : Foamy, Slope Soaring, Combat 15-12-010 : Nagel, Tom H. : Three slope soaring locations are identified off I-70 in Ohio near Springfield, Buena Vista, and Plainfield. : Slope Soaring 15-12-012 : Register, David : A review of options for hot wire cutting foam wings. Commercial and Semicommercial equipment, effect of voltage, cutting wire. Only Commercial : Foam Wings, Construction 15-12-012 : Register, David : [cont.] Wire sources include Bass Pro Shops 1-800-463-3746 and Power supply components are discussed as well as power demands for cutting. : Foam Wings, Construction 15-12-012 : Register, David : [cont.] cutter is the Feather Cut. Compu-Foil plotting program creates templates for the FC. Del Bergman has plans for one you can build. : Foam Wings, Construction 15-12-014 : Lehman, Robin : Comments on German scale contests indicate that they are more of a family & socialization affair. Teamwork and sportsmanship abound. Tow planes have : Scale, Aerotowing, Contests 15-12-014 : Lehman, Robin : [cont.] sound level limits of only 82 dB. As a result effective mufflers are available. Seglerschlepp contest format is discussed and recommended. : Scale, Aerotowing, Contests 15-12-018 : Mallett, Fred : Fred tells of his good experience flying his Salto for several years with a crow pilot he called Joe Crow. Good Reading! : Flying, Humor 15-12-020 : Savoie, Steve : Steve and Dave Garwood take on a project to build a U-2 power slope soarer and to write about it. Plans for the project were discussed. : Construction, Scale, PSS 15-12-023 : Radio Carbon Art : Endless Lift II is released to the public. Includes contest sequences, Hand launch events, dynamic soaring, scale events. 541-752-9661 : Product Release, Video 16-01-001 : Slates, Jerry : 1/5th scale Pilatus B-4 before covering is on the cover of RCSD. The model has all wood fuselage. Construction photo's and notes are on Web page : Construction, Scale 16-01-005 : Slates, Jerry : Pt.5 of series is about mounting the wings to the fuselage. Clamps used to set carrier tube in fuse to set alignment. Skin planking is placed. Pilatus : Construction, Scale 16-01-006 : Kuhlman, B^2 : Paul MacCready of AeroVironment is developing proof of concept high alt. solar-electric powered crafts. Pathfinder, Pathfinder+, Centurion : Flying Wing, Electric, Solar 16-01-006 : Kuhlman, B^2 : [cont.] NASA's ERAST is also discussed. These crafts have set altitude records of 67,350, 80,285 with potential for much higher. : Flying Wing, Electric, Solar 16-01-008 : Register, David : The strength requirements of a foam cutting bow is described. Stress-strain curves with yield are explained. Wire sags behind end during cut. : Foam Wing, Construction 16-01-010 : Simons, Martin; Murray, Lee : Martin leads off a new column The Natural Side of Thermal Soaring with a discussion of lapse rates, wet vs dry land, thermal trigger w/ an example. : Thermal Soaring, Weather 16-01-013 : Stahl, Gordy : A round Optima lead acid battery is discussed. Features: tough, won't spill better suited to high loads & deep cycles than Deep Cycle & Starter bat. : Winch, Battery, Launching 16-01-014 : Lehman, Robin : Good tips on what makes a good landing - a good pattern, planning ahead altitude management, proper alignment with runway, practice. : Landing, Flying, Training 16-01-018 : Savoie, Steve : Steve Jerry S. & Dave Garwood plan the construction of their U2 scale model. use of 1/100 scale plans were transferred to a CAD file and scaled to 1/12" : Construction 16-01-018 : Savoie, Steve : [cont.] Rohacell was used on the fuselage plug which was cut out on a band saw. The HQ 10/2 used for the root and HQ12/2.5 at tip with 2% washout. : Construction 16-01-020 : Nagel, Tom; Grammer, Les : Learning to fly in adverse conditions does a lot for confidence and skill. Les tells of having to fly a contest on plowed and leveled dirt fields. : Thermalling, Flying 16-02-005 : Murray, Lee : Index to RCSD have been posted to the URLs listed for RCSD and PC-Soar. ASCII files are zipped into packets of two or more years. : Software, Communications 16-02-005 : Slates, Jerry : Planking w/ balsa strips complete sanding blocks and tools used to refine fuselage shape. Careful comparison to final shape needed. Use fillers : Construction, Scale 16-02-005 : Slates, Jerry : [cont.] before final sanding. Masking tape protects areas which shouldn't be sanded. : Construction, Scale 16-02-006 : Kuhlman, B^2 : Adding a rectangular center section moves the neutral point forward. Calculations given making changes. Approach is flawed for increasing size. : Flying Wings, Design, Aerodynamics 16-02-008 : Register, David : Discussion of the requirements for 1 or 2 piece hot wire templates. Edge of templates must be very smooth. Materials compared. : Foam Wing Construction 16-02-010 : Savoie, Steve : Bad landing with foamy can strip servos with nylon gears. Servo savers are easily made. Instructions given. : Slope Soaring, Radio 16-02-010 : Savoie, Steve : The U2 project is updated. Instructions on how to make a foam plug. Don't use water borne adhesives...they won't dry. : Slope Soaring, Scale, Construction 16-02-012 : Nankivil, Mark : Vortex SP electric sport plane by Cavazos Sailplane Design reviewed. Model comes from pylon race heritage. 46" span 273 sq.in. foam wing, FG fuse. : Kit Review, Electric 16-02-014 : Nagel, Tom & Davis, Jim : Description of flying at Morningside Flight Park in Ballteboro, NH. Flying off a hang-glider park with RC equipment. Camping available. : Slope Soaring 16-02-016 : Sanders, David : A new wrinkle in foamy slope racing may be emerging at Poway, CA where a pylon race was run using these fun models. : Foamy, Scale Combat, Slope Racing 16-02-016 : Sanders, David : Patton Aircraft produces a number of large foamy scale models including A5M5, Me262, P-63 King Cobra. These are 414 sq in, $60-80 also Bf109g : Foamy, Scale Combat 16-02-016 : Sanders, David : QE Sealing iron works on 12V DC for field repairs. From Bass Lake Aeronautics $22.50 + S&H : Finishing, Covering, Foamy 16-02-018 : Lehman, Robin : Review of '98 Akro-Cup in Germany. Large scale models fly better than small ones. Aerobatics done on tow with tug and sailplane doing tricks. : Scale, Aerobatics, Contests, Aerotowing 16-02-018 : Lehman, Robin : [cont.] Description of scoring. Weather was a factor but didn't stop contest. Excellent sportsmanship, food and fellowship. : Scale, Aerobatics, Contests, Aerotowing 16-02-021 : Derstine, John : Ultimate Scale Soaring is a new video covering several events including Elmira 98, Akro Cup, Wasserkuppe, full size and giant scale. $25 + S&H : Product Release, Video, Scale 16-02-021 : ICARE Sailplanes : Hera F3J with SA7037 and Hades F3F with RG15 are announced have hollow core molded wings, gapless hinges. : Product Release, Sailplanes, F3J, F3F 16-02-022 : Johnson, Bob : Discussion of a proposed RES AMA class for rudder, elevator and spoiler control. Proposal is discussed along with fate of revised Std. Class. : RES, Contests, AMA 16-02-022 : Johnson, Bob : [cont.] RES Class is targeted to beginning modelers and those who want to participate in competition without spending lots of money. : RES, Contests, AMA 16-02-025 : Barter, Ernest : The VMC Model 20 retriever is no longer available. Parts are only available from primary sources. Dual swivel is a replacement for propeller. : Retriever, Launching 16-03-004 : Slates, Jerry : Information on the Pilatus B-4 building project. Full size model is a metal skin sailplane which is ideal for a fairly new pilot. Plan source : Construction, Scale 16-03-004 : Slates, Jerry : [cont.] Pt VI of series covers the finishing of the planked fuselage. Primer-filler applied as base for appliance white and Monokote and trim. : Construction, Scale 16-03-004 : Slates, Judy : Eric Sanders of CompuFoil fame has moved and his ad has not caught up yet. New address: 7682 Winfield Dr. Brighton, MI 48116 810-225-1165 : Communications, Software 16-03-005 : Savoie, Steve : U2 Building Project Part 4. Discusses the application of glass cloth and epoxy to the foam plug. Heat was used to cure the resin. Sanding of the : Construction, Slope Soaring, Scale 16-03-005 : Savoie, Steve : [cont.] plug and filling was again required. A new product called Icing is a quick setting filler. A dark color paint was applied for contrast. : Construction, Slope Soaring, Scale 16-03-006 : Kuhlman, B^2 : The construction and design of Henry Hester's 117 Stealth Sloper discussed. Several control functions were tested. Elevons with no rudder or elevator. : Flying Wing, Design, Slope Soaring, Scale 16-03-008 : Register, David : Specific recommendations given from three experienced foam cutters on how to get good results in hot wire cutting of foam. Variable transformers. : Foam Wing, Construction 16-03-010 : Murray, Lee : Part 2 of series deals with solar heating, the energy budget, daily temp. range, reflectance and wind. Thermals are result of convective cooling. : Thermal Soaring 16-03-013 : Stahl, Gordy : Gordy begins column with account of flying with Joe Melchoire who picks him up in his Mooney for a trip to a Cumberland MD Slope Soar. : Communications 16-03-013 : Stahl, Gordy : Gordy makes a hybrid transmitter from his Airtronics Stylus transmitter George Steiner helps him connect a Spectra frequency synthesis trx module : Radio 16-03-013 : Stahl, Gordy : [cont.] to Stylus. Also a European 5" transmitter antenna is added. Efforts were done to allow him more flexibility when visiting other clubs. : Radio 16-03-016 : Asami, Duane and Nagel, Tom : Duane Asami tells about flying on Maui, HI (Polipoli, Waihe, Maluhia and Pauwela) Instructions and warnings about flying at each site is given. : Slope Soaring 16-03-019 : Hewett, Scott : The back side of fiberglass reinforced panels (FRP) has a smooth surface which is well suited for cutting film and fabric with rotary cutting wheels : Construction, F/G, Wing 16-03-019 : Hewett, Scott : [cont.] The RPFs are used for finishing walls in bathrooms. The costs are much lower than soft cutting mats. : Construction, F/G, Wing 16-03-020 : Lehman, Robin : Frank Oeste is a German glider pilot (RC and Full Scale) describes his involvement with scale aerobatics contests. Invitation to Akro Cup 99 : Communications, Scale, Aerobatics 16-03-020 : Lehman, Robin : [cont.] The pattern is defined in schematic diagrams. Knife-Edge maneuver is described. Top rudder is defined. Flight simulators can help you learn. : Communications, Scale, Aerobatics 16-03-023 : Nankivil, Mark : First article in series on getting started in electric flight. Models today are much more advanced than those 10 years ago. Column will deal : Electric, Training 16-03-023 : Nankivil, Mark : [cont.] with sport models not F3E models. List of resources is included in pg 23. : Electric, Training 16-03-024 : Gray, Jim : Sailplanes by Schweizer by M. Simons & P.Schweizer is reviewed. Jim relates personal experiences to contents of book. Book is a history of the company. : Book Review, Full Size 16-04-001 : Lehman, Robin : Beautiful photograph of ASW-26 against a background of clouds and sky on the cover of RCSD : Scale 16-04-004 : Simons, Martin : Modellflug Internationale by Hans-Jurgen Fisher shows 3 view drawings of 10 classic or older designs. Text is in German. Source listed. : Book Review 16-04-004 : Slates, Judy & Jerry : Readers are told about the projects being covered by RCSD and also a visit by Lee and Bobbie Murray of Wisconsin. : Communications 16-04-005 : Martinez, Antonio : The Little BIG Winch is advertised with 40% more torque than offered by original Sport Winch design. List $465 ph: 503-659-7883 : Winch, Product Release 16-04-005 : Slates, Jerry : The first part of a series on a low tech Rudder Elevator Spoiler design Some goals for the design are listed with others left to be pondered. : Construction, RES 16-04-006 : Kuhlman, B^2 : John Dvorak of San Jose built the Hans-Jurgen Unverferth's CO8 discussed earlier. Handling characteristics are discussed. : Flying Wings, Design 16-04-007 : Kuhl, Bill : Safety issues for being out in the sun are discussed. Eye and skin hazards regarding UV radiation. Heat Exhaustion Heat Stroke SPF rating : Thermal Soaring, Communication 16-04-008 : Register, Dave : Elliptical wing planform efficiency is discussed. The Schuemann-Ellipse planform is started and illustrated for RN corrections. : Aerodynamics 16-04-009 : Scidmore, Al : Foam cutting power supply safety is briefly discussed in a letter from Al Scidmore. Variac power supplies need an isolation transformer. : Foam Cores, Construction 16-04-010 : Garwood, Dave : An excellent history of the U-2 aircraft. Flights over Russia, Cuba, monitoring radiation. Defense strategy and missions are discussed : Scale, Slope Soaring 16-04-012 : Nankivil, Mark : Part II of A Beginners Primer for Electric Powered Models : Electric, Training 16-05-005 : Carmichael, Asher : 1/4 scale PZL Wilga 35 is a favorite. Made by Fritch in Germany with FG fuse and obechi sheeted wings. Model is very smooth and easy to fly. : Scale, Power 16-05-005 : Slates, Jerry : Pt. II of series of Flat Topper RES model gives some details about the design. V tail area is 13% of the wing (115 in^2) : RES, Construction, Design 16-05-006 : Kuhlman, B^2 : The design of the Flying Rainbow by Walter Panknin is discussed. It was discussed at the 1989 National Soaring Symposium. A very successful design : Flying Wing, Design 16-05-008 : Sanders, David : BD-5J foamy is described. He achieved a realistic scale appearance with pilot. Kit is contemplated. : Scale, Foamy 16-05-008 : Sanders, David : Ultracote is recommended for EPP. Camouflage decoration instructions are given to create great scale appearances to your Japanese fighter foamy. : Finishing, Foam, Scale 16-05-010 : Register, David : Schuemann-Ellipse Equation and RN corrections for Cl are shown. An Excel Spreadsheet is offered via the TulSoar website http:www.mccerv.com/tulsoar/ : Aerodynamics, Design, Wing 16-05-012 : Savoie, Steve : Pt 5 of U2 construction series covers the construction of the fuse mold. Lots of primer and spot putty was used on the mold. Wet sand w/ 600 paper. : Construction, Fuselage, F/G 16-05-012 : Savoie, Steve : cont. Epoxy paint used for finish. Parting tray construction details. Applying epoxy and glass to the mold, curing and parting the mold. : Construction, Fuselage, F/G 16-05-014 : Nagel, Tom : A list of items recommended for travel w/ your sailplane. List includes maps, binoculars, trimming sheers, nylon rope, compass, pen and paper, etc. : Slope Soaring, Aerial Photography 16-05-014 : Nagel, Tom : [cont.] a digital camera is mounted to wing of model using an L bracket held in place with rubber band. Good ideas! : Slope Soaring, Aerial Photography 16-05-016 : Garwood, Dave : A description of replacing a portion of a damaged foam wing with block of foam and resurfacing. : Repair, Foam Wing 16-05-016 : Garwood, Dave : Using an upstart to zip launch a small foamy e.g. DAW Mini-foamy warbirds is really exciting and offers opportunities for aerobatics. : Slope Soaring, Combat, Aerobatics 16-05-018 : Swingle II, William : The multiplex Twin Star is a molded expanded foam model with smooth surface. Uses two SP400 motors comes with adhesive backed graphics and builds fast. : Kit Review, Electric, Power 16-05-020 : Lehman, Robin : Update on trends around the country re: scale and aerobatics. Instructions in being towed. Calendar of events on www.sailplanes.com : Aerotowing, Scale 16-05-022 : Garwood, Dave : How to install aileron torque rods. Keep angles accurate, glue in place with proper alignment. : Construction, Control 16-05-024 : Murray, Lee : Descriptions of high and low pressure areas, development of mixed boundary layer, nocturnal inversions, noon balloon & plumes (precursors to thermals) : Weather, Thermal Soaring 16-06-001 : Kuhlman, B^2 : Raven Flying wing is shown and then described on article beginning on pg 8. : Flying Wing 16-06-004 : Petrowske, Peter : A pull-pull rudder control as described in Jer's Workbench was applied to a Pelican. Details about the parts used and routing are shown. : Construction, Control 16-06-005 : Murray, Lee : Modifications are described to Dale Uecker's Apogee, a Standard Class model and excellent flyer. His Sophisticated Lady is shown and mods. described. : RES, Design 16-06-006 : Slates, Jerry : Plywood patterns for wing ribs were cut from 1/16" ply. Patterns were held to balsa against table using push pins. Anderson plotting program used. : Wing, Design, Construction 16-06-006 : Slates, Jerry : [cont.] A plan for polyhedral and fuselage side view are shown. Cutting out the 36 ribs took two blades. : Wing, Design, Construction 16-06-008 : Kuhlman, B^2 : The late Dave Jones -Western Plan Service was the source of several designs. light wing loading. 9 modifications to original design are noted. : Construction, Flying Wing 16-06-008 : Kuhlman, B^2 : [cont.] This first section discussed the design features and several interesting comments. Next month construction series begins. : Construction, Flying Wing 16-06-010 : Nagel, Tom : Flying experiences on Maui are told by Randy Bullard, Kurt Dumas from comments made in HSWT. Duane Asami invited mainlanders to his domain. : Slope Soaring, Flying 16-06-012 : Register, Dave : S3021 airfoil is discussed. It is a good drop-in replacement for the E-205 but with better low speed performance. : Aerodynamics, Wing 16-06-012 : Register, Dave : V-tail and cruciform tail designs are compared. Equations are shown and comments made about tail volume coefficients, their proper ranges and : Design, Control, Sailplane 16-06-012 : Register, Dave : [cont.] how the requirements change with dihedral, model size. also comparison of flat plate and symmetrical airfoils. Good resource. : Design, Control, Sailplane 16-06-015 : Garwood, Dave : Shaping the leading edge of the wing requires some careful use of simple tools. Making sanding blocks, choosing grit, using mini-plane, fillers. : Construction, Wing 16-06-016 : Lehman, Robin : A list of safety and etiquette items which can keep you from crashing. Most accidents are pilot related. Etiquette for thermalling & landing. : Safety, Thermalling, Slope Soaring 16-06-016 : Lehman, Robin : [cont.] Analysis of an accident from a person who took wrong frequency pin. Advice to have shoot down rule at your field. : Safety, Thermalling, Slope Soaring 16-06-020 : Stahl, Gordy : Bill Winter's Simitar Saracen was first of a series flying wings. It was a glider but most all have been powered planes. Story about involvement : Flying Wing, Power Models, Design 16-06-020 : Stahl, Gordy : [cont.] EPP Centron is the latest version of the Simitar which Gordy talks about in glowing terms. The original Centron was designed in 1979. : Flying Wing, Design 16-06-023 : Savoie, Steve : U-2 Building Project Part 6 indicates that Steve got the help of Dave Garwood to finish the model for an appearance at Elmira 99. 7 lb. weight : Scale, Construction 16-06-024 : Swingle II, William G. : Mongo is an 8' foamy flying wing called the Mongo. The flying weight was up to 16 lbs. In spite of weight it flys well in light lift. Good stories : Flying Wing, Design, Slope Soaring 16-06-024 : Swingle II, William G. : [cont.] of launching, landing and catching the heavy model at Los Banos. Based on Panknin planform scaled to a 36" root chord. $120 of foam. : Flying Wing, Design, Slope Soaring 16-06-026 : Hobby Club : LET L-33 SOLO is a 1/4 scale model of the Czech full size sailplane. Covered wings with servo wires installed. $800 949-442-3910 : Product Release, ARF Sailplane 16-06-026 : Sailplanes Unlimited : Buckmann 1/3/5 Pawnee is available in kit form for aerotowing. Gel coated Kevlar, fiberglass sandwich fuselage. Obechi/foam wings : Product Release, Aerotowing 16-07-001 : Murray, Lee : Cover Photo of Dale Uecker's Apogee in flight with blue sky and cloud background. : RES 16-07-004 : Nagel, Tom : Tom relates 12 positive actions to build the size of your club. The ideas are often simple and easily accomplished. : Training, Communications 16-07-004 : Slates, Judy & Jerry : Status of RCSD web page is summarized. The page, maintained by Bill Kuhlman is an excellent source of information and additions to articles. : Internet 16-07-005 : Slates, Jerry : Construction details were described for the fuselage of this light and durable model. The wing is one piece with 1/16" ribs with hard points : Construction, RES 16-07-005 : Slates, Jerry : [cont.] for the bolt on feature. Spar caps are 1/8" x 3/8". The stabilizer made of 3/16" stock. : Construction, RES 16-07-006 : Kuhlman, B^2 : Pt. 2 of the construction of the Raven S. Rib construction was used with plots from MacFoil. The three part wing has aerodynamic twist. : Flying Wings, Design, Construction 16-07-006 : Kuhlman, B^2 : [cont.] The wing design features ballast tubes. Enough detail to allow readers to build this model. Plans for dihedral braces in article. : Flying Wings, Design, Construction 16-07-009 : Carmichael, Asher : Asher talks about flying habits in Alabama where summer heat and moisture and bugs are factors which make the summer a good time to build vs flying. : Aerotowing, Scale 16-08-000 : Axford, Roy : Cover photo is of Bill Swingle of Pleasanton, CA flying a Foameron at an inland site in the San Francisco Bay area called Elbow. : Slope Soaring 16-08-004 : Slates, Judy & Jerry : Summary of event coverage which is found on the RCSD website. Elmira 99 99 MVSA Gateway Soaring Open, ISR Cajon Pass Slope Soaring Festival : Internet 16-08-005 : Slates, Jerry : Pt. V of construction article on low tech RES model. Servos are installed on the spoilers themselves. Installation illustrated. : Construction, RES 16-08-006 : Kuhlman, B^2 : Pt. 3 Construction of the fuselage, fin & rudder for the Model Builder Raven. Concave sanding blocks. Wire and pushrod routing. : Flying Wing, Design, Construction 16-08-008 : Nankivil, Mark & Gray, Jim : Jim Gray describes the fun he had with his Hobby Lobby Skimmer with Speed 600, 7 cell battery and 8 x 4.5 prop. : Electric, Kit Review 16-08-008 : Nankivil, Mark & Mattes, Pat : Pat makes very economical blue foamy electric models. These are a great value and allow new people to get into electric with less cost and time. : Electric 16-08-008 : Nankivil, Mark & Murray, Lee : Lee describes his and his friend's experiences with electric flight. He is presently flying a Falcon 550e and is very happy with his set-up. : Electric 16-08-010 : Lehman, Robin : 6 Requirements for a person wanting to become proficient in flying scale aerobatics. Flying with a buddy where you can both fly a tug is a : Scale, Aerotowing 16-08-010 : Lehman, Robin : [cont.] a good plan to get you flying time. A description of each of 11 parts of an aerobatic routine. 1/2 Scale Bruckmann Swift shown & discussed. : Scale, Aerotowing 16-08-010 : Register, Dave : Hi Johnson's, his interests and life's accomplishments are discussed. The Hi Johnson award at the AMA NATS should be considered a very high honor. : Communications, Aerodynamics 16-08-012 : Murray, Lee : A measurement of actual winch line forces for a sport winch indicates that forces at release are 10-15 lbs. but at the top of launch 20-30 lbs. : Winch, Launching 16-08-012 : Murray, Lee : [cont.] The strengths of old and new winch line are compared. Knots appear to reduce winch line strength based on the tests. : Winch, Launching 16-08-013 : Nagel, Tom & Willoughby, : Dale Instructions for flying of the A hill in Tucson, AZ. Hill can be flown even with no lift with the sun shining on the hill. Directions. : Slope Soaring 16-08-014 : Savoie, Steve : Pt. 7 of series on building a U-2. Description of wing and stabilizer construction as well as wiring and tow release design and construction. : Scale, Construction 16-08-014 : Savoie, Steve : [cont.] Mounting of servos, battery. Details of making the wing and keeping it light are given. : Scale, Construction 16-08-014 : Stahl, Gordy : Gordy visits Phil Barnes at his home-shop. Phil professionally makes wings kit makers . A description of this manufacturing process is helpful to : Communication 16-08-014 : Stahl, Gordy : [cont.] anyone doing vacuum bagging. His methods lead to strong wings with excellent uniformity. He is evaluating hollow core wings for future. : Communication 16-08-016 : Sanders, David M. : Coverage of 2nd Annual Cajon Pass Spring PSS Festival includes comments the winning models in EPP, PSS & best crash. Inland Slope Rebels Club : Slope Soaring, Scale, Contests 16-08-016 : Stahl, Gordy : Gordy talks about European molded ships including the Stork. A description of the features includes cavities for Volz servos. Quality is tops. : Communication, Kit Review, ARF 16-08-017 : Dentz, Steve : A new and innovative way to control rudder by attaching the servo to the fin on a slide-in tray. Good photos illustrate installation. : Scale, Construction, Control 16-08-018 : Lehman, Robin : Comments about the growth of aerotowing. Slow roll described Dave Brown flight simulator can help the pilot learn to do this without risk. : Scale, Aerobatics, Aerotowing 16-08-018 : Lehman, Robin : [cont.] practice makes corrections automatic. It's the key to consistency. Top rudder again explained. Tow ropes with and w/o flags and bungee. : Scale, Aerobatics, Aerotowing 16-08-019 : Lehman, Robin : PFM glue from Hobby Lobby is very good for attaching the pushrod outer tubes in models. : Construction 16-08-019 : Ward, Steve, et. al. : The Gerasis ASW-27 has a weak elevator pushrod which needs to be replaced. Incident of Stab relative to wing should be -2.5 to 3 deg. : Kit Review, Scale, Control 16-08-019 : Wiederkehr, Hans : Comment about installation of the retractable wheel. More reinforcement is needed on the 6M model. Bulkheads and tray additions. : Kit Review, Scale 16-08-020 : Blum, Jim : Jim comments on the public interested in full scale acrobatics performed at air shows. This interest is transferring to RC glider pilots. : Aerobatics, Full Scale 16-08-020 : Fulcher, Barry : The Wind Weasel II from Dream Catcher hobbies was reviewed. Model was chosen for weight (10.5 oz), durability, polyhedral and cost ($70) : HLG, Kit Review 16-08-020 : Fulcher, Barry : [cont.] Pod & Boom, nose cone, D-section. Several tricks used to drop 2 oz from the projected weight. Good suggestions. : HLG, Kit Review 16-08-020 : Troxell, Dan : Dan reports that he has found real enjoyment in doing aerobatics with his Fox. He can do a routine from 2,000 ft on flat land or 500 ft at Torrey P. : Scale, Aerobatics 16-08-022 : Nagel, Tom : Information about a slope in Malvern, OH on the Robertson farm near Canton. Great story about a farmer who loved watching gliders. Graham Woods : Slope Soaring 16-08-022 : Nagel, Tom : [cont.] adds comments about the original Malvern in GB where soaring is also important and celebrated today in full scale and RC. : Slope Soaring 16-08-022 : Savoie, Steve : A diagram is given for a Radio Shack jack / switch which both serves as a place to charge the model and to turn it on when jack is removed. : Foamy, HLG, Radio, Batteries 16-08-024 : Fulcher, Barry : Dave's Aircraft Works Dragonette micro HLG (ws <.75 meters) can be flown in spaces not normally thought as flying sites. Fuselage is a combination : HLG, Kit Review 16-08-024 : Fulcher, Barry : [cont.] of EPP and carbon glass tail boom. Wing is EPP with a basswood spar. Descriptions are made to the assembly and options to keep weight : HLG, Kit Review 16-08-024 : Savoie, Steve : Elmira 1999 comments. U-2 trimming problems recounted. Terry Luckenbach's 3M ASW 20 was exceptional in design and construction. : Scale, Design 16-09-001 : Gradwell, Dean : Montague Cross Country Challenge photo of 5 SC models on site of contest at Siskiyou County Airport is shown. : X-Country 16-09-001 : Lehman, Robin : Cover photo of 1:2.2 scale Minimoa is 5 time winner of German Masters of Sailplanes. : Scale, Construction, Contests 16-09-005 : Slates, J^2 : Martin Simons announces the 4th edition of Model Aircraft Aerodynamics It can be ordered from Amazon.co.UK where reviews can be read on line. : Book Review 16-09-005 : Slates, J^2 : Modifying and building the MB Raven, part 3 is available for viewing on line on the RCSD website. : Construction, Flying Wing 16-09-005 : Slates, J^2 : Texas National Tournament (TNT) 1999 Dallas Fly-In winners are listed Jim McCarthy & Tom Meeks win Unl and HLG events. : Contests 16-09-006 : Kuhlman, B^2 : Part 4 on Construction, Ballasting and Flying of the Model Builder Raven flying wing. : Construction, Flying Wing 16-09-009 : Slates, Jerry : Part VI of series. Elevator area was too small and was increased. The final weight was 46 oz for a 100" glider. Two submicro servos for spoilers. : Construction, RES, Design 16-09-010 : Register, Dave : Comparison of two Tahlequah wing planforms in roll response and stability. New ideas for getting more rotation from your metal clevis. : Design, Wing, HLG 16-09-012 : Siegel, Rudy & Nagel, Tom H. : Rudy conveys emotions of soaring at Torrey Pines amid hang gliders and at Parker Mountain where monster lift makes Dynamic Soaring possible. : Slope Soaring 16-09-015 : Vaillancourt, Roy : Four ways of retaining a wheel. Loctite in set screw, flat spot on axle use of washer and cotter pin instead of set-screw. Specific instructions. : Construction, Scale 16-09-016 : Lehman, Robin : NATS review of 1st aerotow event. To encourage more participants we should raise max weight and accommodate ARF models. : Scale, Aerotowing, NATS 16-09-016 : Lehman, Robin : Pawnee 1:3.5 is the desired tug. Requirements: easy to fly, good visibility at altitude, easy to land, rugged landing gear, powerful motor, able to fly : Aerotowing 16-09-016 : Lehman, Robin : at speed of sailplane, wide speed envelope. Other items listed in list of 10 areas. A complete article on selecting a towplane. : Aerotowing 16-09-020 : Knight, Sherman L. : The JR XP-8103 computer radio is reviewed. Digital trimming feature added to the latest version of radio. List of dead band sources. : Radio, Trimming 16-09-022 : Murray, Lee : Examples of good and weak soaring conditions. Lapse rate data compared for days in July and December. Importing sounding data discussed. : Thermalling, Internet 16-10-005 : Slates, Jerry : Final trimming of the model reduced the V tail angle to 90 and decreasing the wing incidence to 1.5 deg. The end of the series. : Design, Construction 16-10-006 : Kuhlman, B^2 : Glyn Fonteneau and Dave Camp built a CO-8 flying wing which may surpass the performance of tailed aircraft. Routine 5 Min. off a highstart observed. : Flying Wing 16-10-006 : Kuhlman, B^2 : [cont.] Construction is composite, FG, Foam in sections of even size. Software available to determine CG. Model is to be flown fast. : Flying Wing 16-10-008 : Register, Dave : Review of Harley Michaelis rotary drive system (RDS) for controlling wing surfaces. Instructions for converting models with illustrations. : Control, Construction 16-10-011 : Vaillancourt, Roy : A description of aluminum allows is a good resource for selecting the metal for a specific purpose. Painting aluminum secrets are revealed. : Construction 16-10-012 : Carlton, Jim & Nagel, Tom : Slope soaring on Lake Erie shore at Cleveland OH. Detailed information on how to find and use this great site. Public access and approval to fly. : Slope Soaring 16-10-014 : Savoie, Steve : Dave's Aircraft Works P-51 Mustang is a great kit. Instructions for the application of nylon tape. 3M-77 adhesive is needed to get it to stick. : Kit Review, Foamy, Slope Soaring, Scale 16-10-014 : Savoie, Steve : [cont.] Other instructions on setting the model up and installing the radio equipment and control rods. Great Article : Kit Review, Foamy, Slope Soaring, Scale 16-10-017 : Stahl, Gordy : The PulseTech solar powered device which keeps the battery peaked and avoids sulfation. It isn't a charger but can work with a charge. : Winch, Batteries 16-10-018 : Lehman, Robin : Robin and Pete George attend the Rodermark fun fly in Germany where they saw over 100 museum quality sailplanes and witnessed hour long flights in : Scale, Aerotow, Aerobatics 16-10-018 : Lehman, Robin : [cont.] near perfect conditions. The event was typical of many held in Germany indicating it is a very popular sport in Europe. : Scale, Aerotow, Aerobatics 16-10-020 : Simons, Martin : A case is made that scale sailplanes should have the same airfoil as the full size craft. Flight performance will probably follow that of original. : Aerodynamics, Wing 16-11-001 : Garwood, David : Chris Costigan and Lou Garwood are shown on an Atlantic Ocean dune with their foamies while Me-109 zips past on the slope. : Slope Soaring, Foamies 16-11-003 : Lehman, Robin : A Christmas and New Year poem by Robin wishes good fortune in a humorous way. : Communications 16-11-004 : Slates, Jerry : Jerry describes wing jacks which can make your scale model stand out as being above the crowd. Diagrams and description of construction. : Scale, Construction 16-11-006 : Kuhlman, B^2 : Addenda to past columns A-12 Dorito (2-96), Pioneer II-D (3-96), Horten H XIII (11-98), CO8 2M (10-99), web page addresses given for each. : Flying Wing 16-11-008 : Murray, Lee : Cloud Street condition seen at a contest in Appleton, WI. The causes are described as well as how the condition affected the contest. : Thermal Soaring 16-11-010 : Vaillancourt, Roy : Described proper applications for various metals including lead and copper. Copper alloys C110 and C112. Machining and painting considerations. : Construction 16-11-011 : Nankivil, M and Slates, J : Great ideas for Christmas gifts. : Communications 16-11-012 : Nagel, Tom : Travels remarks from Check Anderson, Ron Mong, Jim and Cindy Cook. They are taking their RV around to different places listed in RCSD. : Slope Soaring 16-11-014 : Garwood, Dave : Traditional trainers are not exciting enough for today's students. The roughly scale foamy trainer uses inexpensive components and bounces. : Foamies, Slope Soaring 16-11-014 : Garwood, Dave : [cont.] A listing of costs and recommended radio components is shown in this article. Focus radio is very good fit for this combination. : Foamies, Slope Soaring 16-11-016 : Lehman, Robin : Gift ideas ranging from paper airplanes, Internet sites, air power models electric power from slow flyers and park flyers to perhaps tugs in future. : Scale, Electric, Park Flyers 16-11-016 : Lehman, Robin : Jim Cook writes that aerotowing can be noisy and this may be a problem in keeping flying sites. Robin recommends specific quiet motors & mufflers. : Scale, Aerotowing 16-11-020 : Lehman, Robin : R/C flight simulator by Great Planes offers transmitter controller and options for responsiveness. Great teaching tool. : Software 16-11-021 : Sanders, David : Dave gives hints on how to get a new sailplane modeler safely into flying. Straight ahead launches and landings, then 90 deg turns. : Training 16-11-022 : Stahl, Gordy : Hobby Club Ellipsoid has a film covered rib wing with elliptical dihedral has a FG fuselage. 100" span accommodates robust motors and battery packs. : Kit Review, Electric 16-11-022 : Stahl, Gordy : [cont.] The model had a twist in the wing which was easily corrected. Model costs $250 and can be seen on www.HoggyClub.com : Kit Review, Electric 16-11-024 : Savoie, Steve : Steve starts a new project of Northrop X-4 Bantam from B^2 plans. Reasons for choice are given. : Flying Wing, Scale, Construction 16-11-026 : Register, David : Recommendations for experienced sailplaners include Laser 3M and 2M sailplanes, Scroll sanders, videos, and list of tools. : Communications 16-11-026 : Register, David : Recommendations from an experienced flyer on what is needed to get started. Hitec IIISS, Highlander Foamy, Medium duty highstart, Old Buzzard...Video : Training 16-12-001 : Michael Volz : Photo of Gordy Stahl holding his Psyko which he is taking to Visalia CA : Communications 16-12-003 : Kuhlman, B^2 : B2Streamlines has automatic mailings of updates of their offerings of hobby books. : Communications, Books 16-12-003 : Slates, Judy : The RCSD 1 page insert "Getting Started in RC Soaring" receives good comments from readers. A collaboration of 10 contributors can be copied. : Training 16-12-005 : Slates, Jerry : Recommendations on what you can do during the non-flying season to help insure the continued successful experiences with your models. : Radio, Control 16-12-005 : Slates, Jerry : [cont.] Check wiring for cracks, switch, servo leads, gear wear, and linkage slop. Look for loose hinges. Fixing now is best possible time : Radio, Control 16-12-006 : Kuhlman, B^2, Savoie, Steve : Steve's winter project is the Northrop's X-4 Bantam. Giuseppe Ghisleri has made a 1/6 scale version which works very well. Good history of plane. : Flying Wings, Construction 16-12-006 : Kuhlman, B^2, Savoie, Steve : [cont.] Discussion of design considerations of camber, thickness, twist, CG location, drag breaks, trailing edge effects discussed. : Flying Wings, Aerodynamics, Design 16-12-009 : Vaillancourt, Roy : Information about the properties of Brass alloys, Carbon Steels and Stainless Steels. Finishing of 400 series stainless and carbon steels. : Construction, Design 16-12-010 : Savoie, Steve : The end of the U2 project describes slope soaring testing in November. After adjustments of CG and elevator response, the model flew well. : Scale, Construction 16-12-012 : Cook, Jim and Nagel, Tom : Jim discusses going to AMA's Muncie, IN flying site. There are 1000 acres of land to use, attractions in the area and amenities provided on site : Thermal Soaring 16-12-014 : Stahl, Gordy : Gordy and Michael Volz attended the two day contest at Visalia. Gordy made it to the second page of results with his Emerald. : Contests, Thermal Soaring 16-12-016 : Johnson, Tim and Register, : Dave Fuselage plug construction, making a mold and laying up laminates, install the tail boom, radio gear, and making a wing. Web sites given for help. : HLG, Design, Construction, Composites 16-12-016 : Johnson, Tim and Register, : Dave [cont.] Instructions given for installing NiCads in the Hitec III radio. Bridging diodes to allow cycling batteries will void warranty. : HLG, Design, Construction, Composites 16-12-018 : Lehman, Robin : GRP Vario allows autonomous control of a tug or a sailplane by GPS receiver and instructions for many details of the flight including take off : Scale, Radio Control, Aerotowing 16-12-018 : Lehman, Robin : [cont.] Electric motors for aerotowing are here. Silent launches so quiet that you can hear the models whistle through the air. Feature to find model : Scale, Electric, Aerotowing 16-12-018 : Lehman, Robin : [cont.] The features described for the telemetry - GPS system sound fantastic. This would be a benchmark in technology. : Scale, Radio Control, Aerotowing 16-12-018 : Lehman, Robin : [cont.] control from pilot. It also reports altitude and battery voltage. Scale models can be too light. Robin's 1:4 Discus VI is too light for wind. : Scale, Radio Control, Aerotowing 16-12-018 : Lehman, Robin : [cont.] direction, rate of climb, maximum distance from a point, maximum altitude. The system could allow a tug to launch, tow and land without : Scale, Radio Control, Aerotowing 16-12-022 : McGeer, Tad : Account of the first unmanned Atlantic crossing accomplished by a powered model. The original goal was to provide weather data over oceans where : Power, Radio 16-12-022 : McGeer, Tad : [Cont.] data is limited about condition variation with altitude. The project was funded by Australian and US sources and active since 1991. : Power, Radio 17-01-001 : Lehman, Robin : Scale ASK 13 is shown on the cover. : Scale 17-01-003 : Ford, Emerson : Emerson makes comments on article on the Apogee hints used by Dale Uecker Adding a trip to the wing seemed to help performance and allow less nose wt. : Design, Construction 17-01-003 : Ford, Emerson : [cont.] Emerson felt the Apogee had good penetration. Lee Murray responded that the model's performance was much better under 15 mph. : Design, Construction 17-01-003 : Slates, Jerry : The 2M Kestrel fuselage of E.O. Wiley broke frequently. Jerry Offered suggestions for making a 100" Kestrel more resistant to abusive landings. : Construction, Fuselage 17-01-003 : Slates, Judy and Jerry : New Column by Scott Gradwell will focus on cross country soaring. Scott lives in Medford, Oregon. : Communications 17-01-004 : Gradwell, Scott : Scott's history with modeling Montague XC Challenge team experience gave Scott experiences which motivated him to begin this column. : XC 17-01-005 : Slates, Jerry : A clue in getting interested bystanders hooked on RC Soaring. Describe it Share the TRX Invite to meeting Encourage AMA membership. : Training 17-01-005 : Slates, Jerry : Basic Construction tools area listed. Cutting tools, saws, drills, pliers screw drivers and clamps are shown. : Training 17-01-006 : Kuhlman, B^2 : Swept wings and the effect of dihedral, Pitch, Roll and Yaw, Lateral Stability are described & illustrated. Great Article (part 1 of 4) : Flying Wing, Stability 17-01-009 : Savoie, Steve : The Northrop X-4 Bantam project advances with a description of how to make a lost foam fuselage using formers between blocks of foam. : Construction, Design, Foam, Composite 17-01-010 : McGeer, Tad : Part II of first Atlantic Crossing by an Unmanned Aircraft details events and decisions impacting the several crossing attempts. : Powered Flight 17-01-010 : McGeer, Tad : [cont.] Out of four models only Laima arrived in Scotland. The model is named after a god of good luck. Model had water in its avionics bay. : Powered Flight 17-01-014 : Mitas, Andy : Funny story about retrieving a HLG glider model from a frozen pond. : Humor 17-01-015 : Simons, Martin : Fundamentals of Sailplane Design about full size but relevent to RC models. Translated from German text of Fred Thomas by Judah Milgram. The book has : Book Review, Design, Aerodynamics 17-01-015 : Simons, Martin : [cont.] non technical sections but also math intensive sections requiring study. Diagrams will be a reference for scale modelers. : Book Review, Design, Aerodynamics 17-01-016 : Bullard, Randy and Nagel, : Tom The Lump is a mountain slope on the Blue Ridge Parkway of NC near the corner where VA, TN and NC meet. Slope faces south. Lift can be strong : Slope Soaring, Flying Sites 17-01-016 : Bullard, Randy and Nagel, : Tom [cont.] enough to go out of site vertically and wide enough to not fly out of slope lift. Aileron ships needed. Check for freq. at top of site. : Slope Soaring, Flying Sites 17-01-018 : Lehman, Robin : Frank Oeste reports knowing Edgar with 8000 aerotows. US Public regards our models as toys but not so in Europe where an trip to the flying field : Scale, Radio, Aerotowing 17-01-018 : Lehman, Robin : [cont.] is a family affair. Flying events attract crowds. Change in Akro judging rules. Telario Talk altimeter sends back a verbal altitude : Scale, Radio, Aerotowing 17-01-018 : Lehman, Robin : [cont.] to a personal receiver in English or Ger. Very popular in Europe at a cost of $400 US. Upon landing you can get statistics of flight. : Scale, Radio, Aerotowing 17-01-020 : Stahl, Gordy : Gordy describes the replacement of 600 ma AA NiCads with 1700 ma A NiCads Some modificatins are needed to get the larger batteries in place. : NiCads, Radio 17-01-024 : Williamson, Richard C. : The very basic description of what goes on at the flying field. Procedures etiquette, safety are conveyed in a very friendly way. : Training 17-02-002 : Nankivil, Mark : Mark suggests making up labels to be placed on kits at a local hobby show with an offer to help the purchaser learn to fly the model and join a club. : Clubs 17-02-004 : Slates, Jerry : A Shakespeare Wonder Pole is a 4 section fishing pole that makes an excellent stand for thin magnetic or Mylar tape to study the wind activity. : Thermal Soaring, Flying 17-02-005 : Gradwell, Scott : Instructions to help new interests evaluate XC. The Sailplane, a team, a vehicle and lastly equipment. Good source of information on the subject. : XC, Training 17-02-006 : Kuhlman, B^2 : Part 2 of series on swept wings and dihedral. Yaw-Roll coupling enables a designer to make a stable aircraft. Aileron drag is less than induced : Aerodynamics 17-02-006 : Kuhlman, B^2 : [cont.] drag caused by different angles of attack on R & L wings. If the vertical stab is too big, the model will turn into sideslip. Smaller V. Stab : Aerodynamics 17-02-006 : Kuhlman, B^2 : [cont.] increases spiral stability but harms directional stability. High dihedral causes roll problems in x-winds. Dutch Roll oscillation. : Aerodynamics 17-02-010 : Stahl, Gordy : The FMA Razor is a foamy with a speed 400 motor. The foam is Arcel and is not Styrofoam or EPP. It takes paint and glue directly. Better abuse : Kit Review, Electric, Flying Wing, Batteries 17-02-010 : Stahl, Gordy : [cont.] resistance. Flight performance is good with 600 ma batteries. Gordy evaluates larger batteries. Comparisons with Zagi. : Kit Review, Electric, Flying Wing, Batteries 17-02-012 : Register, David : A review of airfoil polars what they say and how to use them. Cl, Cd, Lift Drag, Lift vs angle of attack, Reynolds numbers, Moment Coefficients. : Aerodynamics, Airfoils 17-02-016 : Murray, Lee & Nankivil, Mark : Dymond Modelsport USA was visited and a report made about the wide range of products in stock and available from this multinational company. : Electric, Communications 17-02-017 : Nankivil, Mark : Eastern Iowa Soaring Society Spring Soaring/Electric Contest winners Iowa Aviation Museum has a Curtis Robin Mark plans to replicate in scale. : Electric, Contests 17-02-018 : Lehman, Robin : Comments about park fliers and slow flyers becoming a good way to get new members into RC clubs. These models are particularly well suited to kids. : Electric, Scale 17-02-018 : Lehman, Robin : [cont.] The slow fliers can be used to find and use small pockets of lift. Light air slope soaring opportunities fit these fliers. : Electric, Scale 17-02-020 : Nagel, Tom : TopoZone.Com provides topographical maps & receives honor of being the best site for topographical maps on line. Internet Explorer doesn't work as : Slope Soaring, Flying Site, Internet 17-02-020 : Nagel, Tom : [cont.] as well as Netscape. Several sites were located on this page and the information was quite helpful. Print or save views for future use. : Slope Soaring, Flying Site, Internet 17-02-022 : Wilson, Edward : Rob Glover becomes the 100th LSF Level 5 flier ever. Follow his 8 hour slope flight at Brookville Dam in Alabama. Six pilots teamed together to : LSF, Thermal Soaring 17-02-022 : Wilson, Edward : [cont.] achieve the long flight. Ed talks of his dealing with this task and the models he used. It was 18 years after level IV to do this flight. : LSF, Thermal Soaring 17-02-026 : En-Huei, Joe : Making efficient turns in thermals is important to surviving light lift at low levels. Use of 1 or 2 sticks to control the turns is discussed. : Thermalling, Training 17-03-001 : Garwood, David : Cover page shows Dave Sanders and Tom Atwood flying a DAW Foam-51 at Cape Cod, MA. Bob Martin Coyote in foreground. : Slope Soaring 17-03-003 : Derstine, John : The Elmira Aerotow Banquet is being moved from Friday night to Saturday June 10th. Social hour will begin at 6:30 pm. : Contests, Shows 17-03-003 : Slates, Judy : The RCSD Index is updated to include 1999 and is available on the RCSD web page. There is a MAC version of the index on the page now. : Software, Communications 17-03-004 : Slates, Jerry : Part 1 of the series on the Baby Albatross. 1975 Model Builder Article via Bill Northrop's plan service and photos from Scale Model Research. : Construction, Scale 17-03-005 : Slates, Jerry : Article about the designer of the Baby Albatross - William Hawley Bowlus who worked for Ryan Aircraft and later ran his own sailplane company. : Bowlus, William Hawley 17-03-005 : Slates, Jerry : [cont.] 3 view drawing of Bowlus Baby Albatross drawn by Martin Simons. : Bowlus, William Hawley 17-03-007 : Gradwell, Scott : Scott talks about Siskiyou County Airport and the sailplane events that are held there including XC and full size. Montague XC Challenge is in June. : XC, Contests 17-03-008 : Kuhlman B^2 : Swept Wings and Dihedral Pt. 3 Sweep & dihedral change effective dihedral. Less dihedral and more V fin needed for higher speeds. Effect of Wing : Aerodynamics 17-03-008 : Kuhlman B^2 : [cont.] Location, Wing Tip Contour (equation given). Sweep increases effective dihedral. Winglets increase effective dihedral (equation given) : Aerodynamics 17-03-008 : Kuhlman B^2 : [cont.] Swept wing with winglets may suffer from excessive dihedral and is worse at high Cl. Compensation includes angles on winglets. : Aerodynamics 17-03-012 : Nagel, Tom : A build along project called the Flamingoid which looks like a flamingo based on 2M Gnome. 60" and 3M Gnomes are also available from Bob Sliff's : Construction, Sailplane 17-03-012 : Nagel, Tom : [cont.] model service (BSL140@aol.com) The head is an Am. Yard Flamingo "high head" item. Details on how to get what you need to build along. : Construction, Sailplane 17-03-014 : Stahl, Gordy : Gordy describes how to mount servos into hollow molded wings. Plywood mounts seem to make the most sence. Heat of 5 min epoxy can distort wing. : Radio, Wing, Construction, Composites 17-03-016 : Register, Dave : SD7038, SD7035 and RG15 are compared and in the process the tools needed to evaluate airfoil performance on a model are discussed. Cl, Cd, Cm, CP, CG : Airfoil, Aerodynamics, Wing 17-03-020 : Lehman, Robin : Handbook of Glider Aerobatics by Peter Mallinson & Mike Woollard is a good resource for students and instructors. Covers all aspects of FS aerobatics. : Scale, Acrobatics, Book Review 17-03-022 : Lehman, Robin : Tail slide illustrated and more on changes in the Akro-Cup 2000. The task is listed and scoring system described. An unknown routine introduced. : Scale, Acrobatics 17-03-026 : Savoie, Steve : Implementing a Split Flap system can be a problem. Bill Kuhlman suggests a system that can be used. This is Part 2 of the X-4 project. : Construction, Design, Sailplane 17-04-001 : Garwood, David : Richard Loud's EPP U-2 scale model is shown in a practice launch. Article later in this issue about the model. : Foamy, Scale, Slope Soaring 17-04-003 : George, Peter : Review of Oc-Tow-Berfest 1999 150 aerotows completed with no accidents. Advertisement for the 2000 event, Sept 29 through Oct 1 South Roxana, IL : Contests, Scale, Aerotow 17-04-003 : Kuhlman, Bill & Murray, Lee : The RCSD Index is available in forms for the Macintosh and IBM PC. The Mac version offers new options that were not available in the past. : Software, Communications 17-04-003 : Rogers, Lawrence D. : Cy Rahm the builder of world famous winches has retired from Hugh's Aircraft Some work may be done from his home workshop. : Winch, Retriever 17-04-004 : Slates, Jerry : Part 2 of series on the construction of Baby Albatross deals with the fuse keel and ribs. Drawing by Martin Simons is included. : Construction, Scale 17-04-004 : Slates, Jerry and Harold, : Bob Pt. 3 of series on Baby Albatross construction. Bob Harold comments on other his experiences on his kit built in 1996. Also Arvin CA Fly in. : Scale, Construction 17-04-004 : Slates, Jerry and Harold, : Bob [cont.] Northrop's plans were modified to agree with actual planes for scale documentation. Comments about the Ray Hayes kit. Get your scale : Scale, Construction 17-04-004 : Slates, Jerry and Harold, : Bob [cont.] photos before starting since all the home builts were different. The tree existing sailplanes are listed. : Scale, Construction 17-04-006 : Kuhlman, B^2 : Swept Wings and Effective Dihedral, Pt 4 deals with an illustration from Eduardo Molfino (Argentina) who found anhedral improves flat spin recovery. : Flying Wings, Aerodynamics 17-04-006 : Kuhlman, B^2 : [cont.] Summary is given about dihedral, directional stability and spiral stability. Long list of articles on the subject is shown. : Flying Wings, Aerodynamics 17-04-008 : Register, David : A good analysis and set of recommendations for battery management. Three chargers are compared: Litco Alpha 4, Sirius Elec. and FMA Einstein BMS. : Batteries 17-04-010 : Lehman, Robin & Oeste, Frank : Akro Cup 2000 invitation is given. Rules for competition given. Rules changes are explained. Black bottoms of wings, reflective surfaces, : Scale, Slope Soaring 17-04-010 : Lehman, Robin & Oeste, Frank : [cont.] rules for tugs and tug pilots, static point judging at 15 foot dist. Model construction. International Alpin Slope Festival 20-23 July announced : Scale, Slope Soaring 17-04-012 : Murray, Lee : A comparison of telescoping vs rubber duck antennas on an Airtronics Stylus. Signal strength plots Diagram of adapter shown. Conclusions : Radio 17-04-012 : Murray, Lee : [cont.] is that the rubber duck will do the job without getting tangled with launch equipment when you don't need maximum range. Length counts. : Radio 17-04-014 : Stahl, Gordy : Frequency control at clubs varies. Without having a pin system, the risk is high that a problem will happen. If pin is missing you must use caution. : Clubs, Radio 17-04-016 : Loud, Richard : RPV Industries EPP U-2 spy plane foamy kit is reviewed. The model goes together well and is durable. Washout is needed to prevent tip stalls. : Kit Review, Foamy, Slope Soaring, Scale 17-04-018 : Nagel, Tom H. : Directions and instructions for Sentinel Butte, North Dakota. Also Custer Lookout, Black Butte. Good reading and entertaining. : Slope Soaring 17-04-021 : Gradwell, Scott : A new program by Montague XC Challenge team awards pins for XC distances of 25, 50 and 100K. This is above the LSF level 5 task of 10K. Goal and : XC, radio, Contests, LSF 17-04-021 : Gradwell, Scott : [cont.] Return tasks. Rules given. Also inserting the Multiplex Helios vario antenna into a push rod tube using a heat shrink tubing. : XC, Radio, Contests, LSF 17-04-022 : Murray, Lee : Cloud names are defined and an explanation of the development of cumulus clouds. Information given by analyzing clouds. : Soaring Weather 17-04-024 : Savoie, Steve : Part 3 of series on the X-4 shows how Rohacell foam bulkheads are made and placed on a 1/8" wire. R-71 or R-110 Rohacell is suggested. : Construction, Scale, Fuselage 17-05-001 : Kuhlman, B^2 : Large Picture of large flying wing with Bill and Bunny. An interview on pg. 14 with these columnist. : Flying Wing, Design 17-05-008 : Nagel, Tom H. : Article covers Tom's trip to the Airforce Museum in Dayton, OH. Many of planes are gliders or are related to gliders in some way. Interesting! : Communications 17-05-011 : Gradwell, Scott : Global Positioning Satellite, GPS, systems by Garmin reduce the manning requirement of full size sailplane XC contests. Look for uses in RC XC. : XC, Electronics 17-05-012 : Savoie, Steve : A drill jig is described which will aid in drilling holes in wing roots and other places where precision is important. Source of drill bushing. : Construction 17-05-014 : Slates, J^2 : Interview with Bill and Bunny Kuhlman of B^2Streamlines. Their experience begins early in their lives & involves genetics, parents & children. : Flying Wings, Communication 17-05-014 : Slates, J^2 : [cont.] Bill's interest in tailless aircraft corresponded with the start of RCSD. Others supported Bill's interest in the column and his business. : Flying Wings, Communication 17-05-014 : Slates, J^2 : [cont.] Some reprints from On the Wing...the book includes some comments about design constraints, approach, structure, aerodynamics, control. : Flying Wings, Communication 17-05-018 : Kuhlman, B^2 : Listing of BASIC program to draw a flying wing and provide information such as area, sweep ratio, aspect ratio. : Software, Design, Flying Wings 17-05-020 : Savoie, Steve : Description of tool to make servo channel melt-outs. A small heater 3/8" dia. allows the creation of servo wire routes in skinned wings. : Construction, Foam Wings 17-05-022 : En-Huei, Joe : Rodel Discus-2A has an English language manual, sheeted foam wings, 3 deg of washout at tip with thin section. Wing loading is 23 oz/ft^2 : Kit Review, Scale 17-05-022 : En-Huei, Joe : [cont.] 70% aileron differential minimizes adverse yaw. Comparisons are made to the Roebers Discus. : Kit Review, Scale 17-05-024 : Stahl, Gordy : Instructions for packing and shipping sailplanes. Keep the box as compact as possible. Pack it till bulging with bubble wrap. Use doublers in : Communications 17-05-024 : Stahl, Gordy : [cont.] sensitive areas. Avoid Styrofoam peanuts. US mail has a good record according to Gordy. : Communications 17-06-001 : Garwood, David : Alden Ship flies DAW Foamie I-26 on Minooka Park and Wilson Lake, KS Cover Photo : Slope Soaring, Foamie 17-06-003 : Slates, J^2 : Poster photographs are posted on the RCSD website. : Communications 17-06-003 : Slates, J^2 : The founder of RCSD, Jim, Gray passed away on June 23rd, 2000. Jim's opening remarks in the 1st issue are reprinted. : Communications 17-06-004 : Slates, J^2 : The RCSD Index is now on-line with a search engine to allow readers to find articles in past issues. A winglets search example given with results. : Software, Communications 17-06-006 : Slates, Jerry : Part IV of series on Baby Albatross deals with strip planking. Advice on how to approach strip planking. Bevels to fit planks together. : Construction, Fuselage, Scale 17-06-008 : Kuhlman, B^2 : Nemesis flying wing is an improvement on the CO8 design. Carbon fiber Rohacell hollow core wings are used. Has fuselage for radio. : Flying Wings, Design 17-06-010 : Nankivil, Mark : HobbyFlite makes a 48" span electric flying wing. Comes with a speed 400 model. Foam is expanded polystyrene but more durable than normal. : Electric, Kit Review, Flying Wings 17-06-010 : Nankivil, Mark : [cont.] Instructions for successful assembly. Remove foam with rotary motor tool to install bat. and rcvr. : Electric, Kit Review, Flying Wings 17-06-013 : Savoie, Steve : Pt. 4 of X-4 vertical fin design considerations. Spider foam used. 1/4" CF tube placed in melt out of foam using jig. Torque rod for rudder control. : Scale, Construction, Stability, Control 17-06-014 : Savoie, Steve : Review of June 7-10 event. Slope lift was useful earlier. Rain and winds caused some changes. "Elmira Aerotow 2000 was well received." : Aerotowing, Contest Review 17-06-016 : Nagel, Tom & Loud, Richard : Wilson Lake in Russell County, KS is not what people think of when they think of Kansas. The slope soaring opportunity there is described. : Slope Soaring 17-06-016 : Nagel, Tom & Loud, Richard : [cont.] Midwest Slope Challenge review. 45 contestants gathered at Wilson Lake to attend LASS event. Where to stay, eat, fly, get permission. : Slope Soaring 17-06-019 : Gradwell, Scott : Review of 2000 Montague Cross Country Challenge. Tasks were total distance and average speed over 2 to 3 hours. 13 teams participated. : XC, Contests 17-06-020 : Kuhlman, Bill : A chapter from "On the Wing" is reprinted. Suggestions for first Wings Part 1. For the intermediate builder, Dave Jone's Raven is recommended. : Flying Wings, Training 17-06-020 : Kuhlman, Bill : [cont.] Raven is a plank design with rudder and elevator control. Plans are from Model Builder. Model centers in thermals without control input. : Flying Wings, Training 17-06-021 : Kuhlman, Bill : [cont.] Launches high with a zoom. Penetrates well and can come upwind from long trips downwind. Nice photos and Illustrations. : Flying Wings, Training 17-06-021 : Kuhlman, Bill : [cont.] Part II deals with the Blackbird 2M that is a better pick for experienced fliers and uses elevons. Can be built with detachable wings. : Flying Wings, Training 17-06-024 : Stahl, Gordy : What you need to know about servos and warranties. Demands on servos have increased. 6V systems reduce life. Brand names do not guarantee quality. : Radio, Servos 17-07-001 : Camp, David : Dave Camp's Vitesse flying wing in flight is shown on cover. Poster file can be downloaded from the RCSD web page. : Flying Wing 17-07-004 : Slates, Jerry : Bowlus Baby Albatross Pt V deals with pushrod location, holes in the tail boom for stab joiner rods, rudder post and location for the servos. : Construction, Fuselage, Scale 17-07-006 : Kuhlman, B^2 : The Vitesse is similar to CO8 by Hans-Jurgen Unverferth (Oct 99). Blue foam, fiberglass vacuum bagged skins, carbon fiber sheer spars, winglets : Flying Wings, Design, Winglets 17-07-006 : Kuhlman, B^2 : [cont.] Flight testing indicated that the CG should be moved forward 0.5 inch. Good performance. Landing in a short distance is a challenge. : Flying Wings, Design, Winglets 17-07-010 : Register, Dave : Correction to comment about Sirius Battery Management System. When battery is fully charged it goes to short pulses at normal charge rate. Also : Batteries 17-07-010 : Register, Dave : [cont.] can be seen at www.ultimatecharger.com Static Margin defined and discussed. Reference to previous definitions in his column. : Batteries 17-07-010 : Register, Dave : [cont.] when using a 10 ohm resistor, you should have a 10 or 20 watt capacity to prevent a fire. Dr. Suding charger for 1/4 scale model : Batteries 17-07-011 : Register, Dave : Diagram and instructions for making spot landings. It's a matter of controlling altitude, speed and position vs the clock. Good Advice! : Landing 17-07-013 : Savoie, Steve : Description of a pick-up truck bed cover that covers models during transport. 3/8 or 1/4" Plywood, 1" vinyl pipe, paint, 40" bungee cords. : Construction 17-07-014 : Murray, Lee : Review of weather in understanding the factors in thermal development. Clouds and cloud streets are visible records of air movement. : Weather, Thermal Soaring 17-07-016 : Nankivil, Mark : Multiplex Pico Jet is reviewed. The instruction book has 6 pages of English instructions. Goes together fast. Elevon / V-tail mixing is needed : Foamy, Kit Review, Flying Wing 17-07-016 : Nankivil, Mark : [cont.] Building notes given that will help getting the model together for strength and performance. : Foamy, Kit Review, Flying Wing 17-07-020 : Stahl, Gordy : Aspire 2M ARF comes with slotted surfaces for rudder and elevator as well as notches for servo rails. Gordy specked out several hand launches. : Kit Review, ARF, Sailplane, 2M 17-07-020 : Stahl, Gordy : [cont.] Hanger 9 G-Force Hi-Start launching system comes with two tension selections for 2M and the other for Unl ships. 807-504-0233 : Highstart, Sailplane, 2M 17-07-021 : Stahl, Gordy : [cont.] A modification for installing spoilers in the ARF ship is shown and described. : Sailplane, 2M, Control 17-07-022 : En-Huei, Joe : Joe describes getting a power model flyer into aerotowing at Mt. Holly NJ. Flying evaluated for two models. Hints on how to get it right. : Scale, Aerotowing 17-07-024 : Stahl, Gordy : Cyberbond Flex is a new cyano acrylate glue that is a good alternative to goop type glues. www.cyberbond1.com web page has data. : Construction 17-07-026 : Gradwell, Scott : : XC 17-07-026 : Gradwell, Scott : Three RC variometers are described along with advantages and disadvantages. Ace Sniffler, Multiplex Helios and Talario Talk. VSI=Vertical speed indic. : XC, Thermal Soaring, Electronics 17-08-001 : Lehman, Robin : 1/3 scale ASK-13 and Wayne Parrish are shown on cover. Model was aerotowed by a ST-300 Telemaster. : Scale 17-08-002 : Slates, Judy : The activities of the major contributors are listed. : Communications 17-08-003 : Slates, Jerry : A small reamer can be made from a worn out Philips screwdriver. Grind it to a point then make a flat side with a sharp cutting edge. Illustrated : Construction 17-08-006 : Kuhlman, B^2 : The SuperFrog is a tilt wing high load carrying transport with a 600' take off ability. Due to be tested in full scale 2010. Data and comparisons. : Flying Wing, Full Size 17-08-008 : Register, David & Govek, : Jeff MAD Aircraft Highlander is interesting for low parts count & unexpected performance. Extensive suggestions for improving model given. : Foamie, Construction, Kit Review 17-08-008 : Register, David & Govek, : Jeff [cont.] Instructions for selecting glue, installing equipment, use of Dremel tool. Plan for balsa tail surfaces. Hand launches well. : Foamie, Construction, Kit Review, 2M 17-08-012 : Savoie, Steve : DAW I-26 foamie w/ 71" wing can be built with 2 piece wing. Instructions and comments on construction. Flying was surprisingly good. : Foamie, Construction, Kit Review 17-08-019 : Savoie, Steve : A Kodak F300 Advantix camera was attached to a servo. The system was to go into a model used at Soar Utah. Servo arm pushed the shutter button. : Aerial photography 17-08-020 : Lehman, Robin : Photos from Elmira 2000. Frank Oeste's Breguet Chucas, Ralf Schiefele's DG1000, Fred China's Karakan, Pete George's Brison DO 28 tow plane. : Scale, Contests 17-08-022 : Nankivil, Mark : Ace R/C Whisper 1400 (55" span) comes with pre-built wings, Speed 400 motor servos, Hitec Focus II Transmitter, 5 cell 600 ma pack with charger. : Kit Review, ARF, Electric 17-08-022 : Nankivil, Mark : [cont.] climb out with 5 cells is about 450 ft/min. Flight time on first flight was 20 minutes. Kits are available at local hobby shops. : Kit Review, ARF, Electric 17-08-024 : Nagel, Tom : Ludington Michigan slopes are described. The wind direction and weather during the visit were generally not favorable. Dunes are 50 to 60' high. : Slope Soaring 17-08-026 : Gradwell, Scott : Oregon club looses use of field. Full size sailplane being fixed up. Principle of a constant energy variometer is described. Status of products : XC, Electronics 17-09-001 : Chovan, Joe : Cover Photo of Dave Sander's Whigam GW-7 at Soar Utah 2000 over Labor Day : Slope Soaring, Foamies 17-09-003 : Slates, Judy & Jerry : Ch 16 and 17 interference reported at Arizona's Rodeo Park. See Apr 2000 Gordy Stahl's frequency control article and Nov 2000 MA pg 56 article by : Radio 17-09-003 : Slates, Judy & Jerry : [cont.] Gary Shaw. Old insulators on a power line caused RF interference over a wide range of frequencies. : Radio 17-09-004 : Slates, Jerry : Selection of wood grain in planking is key to getting the wood to conform to complex curves. Ammonia water can soften wood to very flexible. : Construction, Scale, Fuselage 17-09-006 : Kuhlman, B^2 : CG, Neutral Point, Static Margin, Flying Speed and Lift. Moving the CG and changing reflex can adjust flying speed. Adding ballast is another way. : Flying Wings, Trimming, Slope Soaring 17-09-008 : Stahl, Gordy : A light loading was found to be a problem with Sage Addiction 120" model that uses an SD7035, 36, 37 blended airfoil. : Radio, Servo, Control, Trimming 17-09-008 : Stahl, Gordy : [cont.] Flap servo slop may be the result of poor selection of arm lengths on the servo and control horn. Good problem solving exercise. : Radio, Servo, Control, Trimming 17-09-011 : Gradwell, Scott : Scott compares RC/XC to full size soaring. Of all the RC soaring activities these two are most alike. RC pilots learn to FS soar easily. : XC, Full Scale 17-09-012 : Register, Dave : The following are recommended for creating plans: Model Design by Chuck Anderson, Quick Cad by Autodesk, Zeon DocuCom PDF Driver for sharing plans. : Design, Software 17-09-018 : Stahl, Gordy : Comprehensive Instructions on setting up a model. Alignment of surfaces, CG Position, V-tail mixing, Crow Mixing, Aileron-Rudder mix, Tow hook setting : Trimming 17-09-018 : Stahl, Gordy : [cont.] launch camber, landing camber, control travel. : Trimming 17-09-020 : Savoie, Steve : Soar Utah 2000 was an excellent event & well managed. IT took place at 3 locations: Point of the Mountain; Francis Peak & Antelope Island. : Slope Soaring, Foamie, Scale 17-09-020 : Savoie, Steve : [cont.] Dave Sanders came out with a Whigam GW-7, a 15M experimental 1only a few feet away. Model has 812 in^2, 90 oz. and only 50 in^2 H.Stab : Slope Soaring, Foamie, Scale 17-10-003 : Derstine, John : Due to attendance patterns & safety issues w/ full size aircraft, there will be no Elmira 2001. A bi-annual resumption is expected in 2002 : Aerotowing, Contests 17-10-003 : Slates, Judy & Jerry : Explanation for late October issue. Computer problems. Also the future path of RCSD. A .pdf file through the RCSD web page & hard copy issues. : Communications 17-10-003 : Slates, Judy and Jerry : Procedure for obtaining back orders and using the RCSD index to find what you want. : Communications 17-10-004 : Tock, Tom : Account of Tom thermalling with 2 hawks while listing to Yanni on his van stereo. Good story! : Thermal Soaring 17-10-005 : Savoie, Steve : Shipping Models like DAW I-26 requires a box 36x9x40 in. if you unlink the elevator. A light box saves effort but not cost. Cost is same up to 70lbs : Contests 17-10-005 : Savoie, Steve : [cont.] make room for transmitter, charger, extension cords. Ship 8 days ahead of event. Insure for $.35 for $100 of coverage. check www.UPS.com : Contests 17-10-005 : Savoie, Steve : [cont.]Build with 1/8 or 1/4" plywood with strong corners. Padlock and hasp are not recommended. Lots of screws and an electric screw driver are. : Contests 17-10-006 : Kuhlman, B^2 : Blackbird 2M by Dave Jones is most bang for buck. Other sizes have been designed and published. Adverse yaw corrected by placing Frise-type : Flying Wings, Design, Control 17-10-006 : Kuhlman, B^2 : [cont.] surfaces with MonKote Hinge. Construction notes given and resources noted. : Flying Wings, Design, Control 17-10-009 : Gradwell, Scott : Remarks about his 1st. visit to Visalia. Castle AFB Museum. The 2001 Montague XC Challenge will have a 3 function class and an open class. : XC, Communications 17-10-010 : Slates, Jerry : The Bowlus Baby fuselage was made very smooth with proper sanding. Summary of sandpaper grades and terms. Instructions for fast and effective results : Construction, Fuselage 17-10-010 : Slates, Jerry : [cont.] garnett, aluminum oxide, silicon carbide, grit grade, bond, open coat, closed coat terms defined and recommended uses. : Construction, Fuselage 17-10-012 : Garwood, Dave : 17 tips for preparing for and flying in foamy combat. Strategies are given and encouragement to go out and do it. : Foamy, Slope Soaring, Combat 17-10-014 : Register, Dave : Higher wing loading can lead to better L/D ratio. Dave goes through an example. The lead sled has an advantage on a windy day. : Aerodynamics 17-10-018 : Nagel, Tom H. : NASA Scientist Warner von Braun flew a sailplane near Cumberland, MD. Werner helped identify a soaring location on Mt. Knobly, which has been : Slope Soaring, Communications 17-10-018 : Nagel, Tom H. : [cont.] purchased by Dr. Jim Dolly. Directions and instructions given. launch from highstart. : Slope Soaring, Communications 17-11-001 : Garwood, David : Photo of Schweizer 1-26 over lake Wilson in Russell County Kansas. : Slope Soaring, 2M Scale 17-11-003 : Savoie, Steve : Steve is looking for a source of a 12V hot glue gun or operated by a butane source. : Construction 17-11-004 : Slates, Jerry : Take time to clean up your shop. You will benefit by being able to find things. Also take time to evaluate your batteries. Look for voltage drop : Construction, Batteries, Control 17-11-004 : Slates, Jerry : [cont.] Inventory parts. It may save you time next flying season. : Construction, Batteries, Control 17-11-004 : Slates, Jerry : [cont.] over a few days. Check your fuselages for cracks and lose servos. Look for play in control surfaces and linkages and stab mounting tubes. : Construction, Batteries, Control 17-11-005 : Savoie, Steve : Winter is a good time to take transmitter apart and inspect connectors and evaluate packs in model and transmitter. Check tow hooks, wing joiners. : Radio, Fuselage, Wings 17-11-006 : Kuhlman, B^2 : Pt. 2 of Blackbird 2M project. Plotting software on the Macintosh & PC. Comparison of F.W. airfoils discussed. Cutting ribs from aluminum templ. : Flying Wings, Design, Airfoil 17-11-008 : Nagel, Tom : Comparison between horse fans and sailplane fliers is made based on Tom's experience with his horse loving wife. : Humor 17-11-009 : Gradwell, Scott : Time to think about strategy for flying in next year's contests. Check out your best L/D. SB-X/C has a best speed of 30 mph. Find winds aloft data. : XC 17-11-010 : En-Huei, Joe : EMS 1/3.5 Minimoa kit has much of the work done and done beautifully. Take off wt. is 20 lbs. Flight speed is slow and handling is smooth. : Kit Review, Scale, Unl 17-11-012 : Loud, Richard : Follow up to Savoie article on construction involves flight performance. Built with 2 piece wing and removable stabs it fits in original box. : Kit Review, Foamies, 2M, Slope Soaring 17-11-012 : Loud, Richard : [cont.] Model is very durable and could be flown with a broken spar. Tip stalls on winch launches seen but not off a highstart. The model can : Kit Review, Foamies, 2M, Slope Soaring 17-11-012 : Loud, Richard : [cont.] fly inverted easily. Does aerobatics including loops and hammerhead stall. : Kit Review, Foamies, 2M, Slope Soaring 17-11-014 : Register, David : Model polars can be very helpful in understanding the mechanics of flight. Dave starts a series of articles to explain the basics. This article : Aerodynamics 17-11-014 : Register, David : [cont.] deals with glide angle and its relationship of lift and drag and speed. Dave states that there isn't good software to do this. : Aerodynamics 17-11-017 : Nankivil, Mark : Ideas for kits to consider when looking for a gift for yourself. MicroMark tools, scale sailplane, electric sailplane. : Electric, Scale, Construction 17-11-018 : Johnson, Bob : Laser Arts Majestic Unl sailplane kit is accurately cut and the instruction manual well written and illustrated. Bob indicates several improvements. : Kit Review 17-11-018 : Johnson, Bob : [cont.] Sharper TE, extended V-tail surface, lengthen wing tips and taper, variation of camber, heavier sheer webs, carbon on spar, spoiler length. : Kit Review 17-11-020 : Fulcher, Barry : Review of the Multiplex Cockpit 7 ch. transmitter. Only 6 cells in the transmitter and 9 model memory, dual rates and 13 assignable mixers. : Radio 17-11-020 : Fulcher, Barry : [cont.] Easy to program and it is done quickly. Can add features later. information and orders can come from Critter Bits and Multiplex USA. : Radio 17-12-001 : Slates, Jerry, King, Dale : and K Dale King's Butero jamaicnsis or Red Tailed Hawk design is discussed. Latest in a series of designs uses Kevlar fuselage .5" Al Joiner : Design, Unl 17-12-001 : Slates, Jerry, King, Dale : and K [cont.] V-tail, an obechi sheeted foam wing. Model has a number of wins in Texas and Kansas. Photo on cover by Bill Kuhlman : Design, Unl 17-12-003 : Slates, Judy : RCSD posts 1st PDF file on its web page. Article is Richard Loud's flight report on Dave's Aircraft Works 2M Foamie I-26. Two Resource files also. : Communication 17-12-003 : Slates, Judy and Stahl, : Gordy Updates of resource listing of people and clubs now includes URL's and e-mail addresses. : Communication 17-12-005 : Slates, Jerry : Jerry process for finding cracks, removing loose materials and applying epoxy/glass to inside of fuselage and refinishing. : Repair, Fuselage, FG 17-12-006 : Kuhlman, B^2 : The wing fence, patented by W. Lieb in 1938 prevents cross span flow in swept wings. It acts on the boundary layer. They are placed from LE to : Flying Wings, Aerodynamics, Stability 17-12-006 : Kuhlman, B^2 : [cont.] 1/3 of chord and are placed between 40 and 60% of span. If 2 are used, they would go at 1/3 and 2/3 of span. : Flying Wings, Aerodynamics, Stability 17-12-013 : Landray, Phil et.al. : 7th Annual Gery Knight Memorial Scale Aerotow Rally is announced in a location TBD. All sailplanes must have tow line release. : Scale, Aerotow, Contests 17-12-014 : Slates, Jerry & King, Dale : Start of Dale King's 1/4 scale Grunau Baby shows jigs that dale uses to align the construction. Bill Kuhlman photos : Scale Construction 17-12-015 : Gradwell, Scott : Two pilots can trade control in a pick up truck. A video image can be used by pilot inside cab and pilot on bed can control model when in sight. : XC, Electronics, Control, Aerial Photography 17-12-015 : Gradwell, Scott : [cont.] A video camera on the model can check yaw string and guide pilot with view of ground in the area. Use a GPS in truck for finding turns. : XC, Electronics, Control, Aerial Photography 17-12-016 : Register, David : Forms of drag are defined: airfoil drag, induced drag from A/R, parasitic drag from hinges, intersections of surfaces & fuselage. Good review! : Aerodynamics 17:12-021 Wilson, Edward : Condor is longest running model for Ed Slegers. Gel Coated fuse by Agnew Wings from RnR make excellent model 114" span, 44 oz. w/o radio, SD7035 : Kit Review, Unl, Sailplane 18-01-001 : Nagel, Tom : Eric Jost Photo of beautiful slope flying site at Hahnenmoos Pass Switzerland. : Scale, Slope Soaring 18-01-003 : Hackett, Doug : Manager of Cowboy Village in Jackson Hole, WY offers RCSD readers a 10% discount and free breakfast for staying at his resort. Two places to fly. : Thermalling, Slope Soaring 18-01-003 : Neve, Nick : A crew member was killed when a stake hit him in the head during launching accident. A pulley was being pulled up wind when the stake pulled up. : Safety, Training, F3J 18-01-003 : Neve, Nick : [cont.] Staked pulleys must be checked frequently to determine that they are still secure. Similar situations with highstarts and winches. : Safety, Training, F3J 18-01-005 : Slates, Jerry : Jerry offers instructions for sanding wings without damage to the cores. Long sanding blocks and techniques keep you from messing up your model. : Construction, Wing, Foam Wing 18-01-006 : Kuhlman, B^2 : Basics of control surfaces, location, size, exponential vs linear response Elevon function, adverse yaw, swept forward-sweep and normal-sweep : Control, Aerodynamics, Flying Wings, Planform 18-01-010 : Savoie, Steve : Aileron and flap pushrod exit fairings are described. Viking models offers 'Fenders' offer protection to the servos and aerodynamic improvements. : Control, Construction, Control, Wing 18-01-011 : Gradwell, Scott : Scott describes a hatch installation in the RnR SB-X/C sailplane to get better access to equipment. : XC, Construction, Fuselage 18-01-012 : Nagel, Tom; Jost, Erich : A member of TMSS travels to Switzerland and reports on his visit to an old slope soaring site at Hamnenmoos Pass at 6,000' ASL. Nice photos : Slope Soaring, Scale 18-01-014 : Register, David : A discussion of Parasitic Drag and contributions from different sources: stabilizer, fuselage, stab airfoil selection, wetted area, linkage & hinge. : Aerodynamics, Wing 18-01-020 : Murray, Lee : Comparison of full size and model sailplane needs for thermal information. SkewT plots and Ground Temperature Adjusted Lapse Rate Plots are discussed. : Thermalling, Internet 18-01-020 : Murray, Lee : [cont.] The resources on the Internet provide the data needed to predict thermal performance. Adjusted plots allow instant estimate of trigger temp. : Thermalling, Internet 18-02-001 : Garwood, David : Alden Ship launches a DAW foamy I-26 over Wilson Lake in Russell Co. KS. Photo taken during the Midwest Slope Challenge in May, 2000 : Slope Soaring, Foamy 18-02-003 : Slates, Judy : The RCSD web page now carries the feature article from each current issue. The whole issue makes a large file. Judy asks for feedback on PDF version. : Communications, Internet 18-02-004 : Slates, Jerry : The adjustable tow hook can be mounted inside the fuselage to provide a proper tuning of towhook position to get the best launches. : Construction, Launching, Fuselage 18-02-005 : Blacksten, Raul : Advertisement for Martin Simon's latest book "Sailplanes Vol 1,1920-1945" Price ($49 + 3 S&H)and ordering information given. : Book Review 18-02-005 : Kukral, Ron : An invitation to Soaring Vendors to participate in the NATS with a free table for their merchandise. : LSF, NATS 18-02-005 : McKee, Jeff : Mississippi Valley Soaring Association (MVSA) of the St. Louis, St. Charles MO area flies off a Sod Farm. E-mail contact addresses given. : Clubs 18-02-008 : Kuhlman, B^2 : Bill shows the nuts and bolts of the Blackbird project with details of how the parts were cut from plans and assembled. Balsa model looks very nice : Flying Wing, Construction 18-02-008 : Kuhlman, B^2 : [cont.] the photos are better than common to most building manuals. Radio installation is explained. An adjustable towhook is used. : Flying Wing, Construction 18-02-011 : Nagel, Tom H. : A great day of soaring was described in this humorous article. : Thermal Soaring, Humor 18-02-012 : Stahl, Gordy : Oleg Golovidov, a designer of excellent composite models, built a HLG model that Gordy evaluates. Model wins the BASS and CASA HLG contests. Very : HLG, Design 18-02-012 : Stahl, Gordy : [cont.] stable in roll so that it thermals tight. Pod & Boom construction Price is $290 from T&G Hobbies. tjb@adesigner.com : HLG, Design 18-02-014 : Savoie, Steve : Steve describes a process for using Rohacel R-51 foam in high strength laminations. : Foamy, Construction, Composite 18-02-016 : Wilson, Edwin : Pt 2 of Slegers Molded Condor review. Ed lists his modifications which have the test of years of experience. Mounting servos, radio, tow-hook : Kit Review, UNL, Composite 18-02-018 : En-Huei, Joe : Landing in cross-winds is more difficult with models than full size craft. Prepare before entering landing pattern. Decouple ailerons and rudder : Flying, Training 18-02-018 : En-Huei, Joe : Landing in cross-winds is more difficult with models than full size craft. Prepare before entering landing pattern. Decouple ailerons and rudder. : Flying, Training 18-02-018 : En-Huei, Joe : [cont.] Crab - Wings are level and yaw controlled by rudder Side Slip -Use ailerons for slip, elevator and rudder for direction & Speed : Flying, Training 18-02-018 : En-Huei, Joe : [cont.] fly faster and with more altitude to handle the higher rate of decent. Two methods used - side slip or crab. Definitions given. : Flying, Training 18-02-020 : Ciurpita, Greg; Murray, Lee : Greg provides TCL script programs to bring thermal trigger information to the soaring enthusiast almost instantly. The program gets lapse rate data : Thermalling, Internet, Software 18-02-020 : Ciurpita, Greg; Murray, Lee : [cont.] from http://weather.noaa//weather/current/weater station here.html or other appropriate site. Instructions to modify program are given. : Thermalling, Internet, Software 18-02-022 : Gradwell, Scott : Scott recommends modifications to the RnR SB-XC. Wing Fillet construction. A pull-pull rudder gives better control but requires some changes. : XC, Construction, Control 18-03-001 : Nankivil, Mark : 1/4 scale Mosquito by Andrew Jamison in flight at Oc-Tow-Berfest 2000. Model was built by Dale King. Back Cover is Robin Lehman's Rodel Fox. : Scale, Thermal Soaring 18-03-003 : Slates, Jerry : The 3 Ch. Hitec single stick radio can be modified to benefits to modelers The changes are listed in http://www.harborside.com/~birdworks/focus.html : Radio, Training 18-03-004 : Slates, Jerry : Jerry gives us a helpful list of items to carry with you when you go out of town for a flying on vacation or at an event. A box with the list of items : Construction 18-03-004 : Slates, Jerry : [cont.] Pack you plane with soft things around it to protect it when the load shifts. Things for your repair kit are included. : Construction 18-03-004 : Slates, Jerry : [cont.] that you might need, e.g. charger, extension cord, repair kit, stopwatch, folding chair, sunglasses, suncreen, map, AMA card. : Construction 18-03-008 : Kuhlman, B^2 : Selection of flying wing sections is the topic. Slightly positive pitching moment airfoils are desired for rectangular planforms known as planks. : Flying Wings, Design 18-03-008 : Kuhlman, B^2 : [cont.] for computing how much twist is needed given the pitching moments of the airfoils. EH sections + MH60, MH61, MH46 & MH49 discussed. : Flying Wings, Design 18-03-008 : Kuhlman, B^2 : [cont.] planforms with sweep work best using twist between the root and tip sections. Joe Harrison wrote a spreadsheet available from the RCSD site : Flying Wings, Design 18-03-009 : Savoie, Steve : X-4 Bantam fuselage construction project was restarted. 3M-77 bonds had failed. Epoxy used to attach formers to foam. Music wire used to align : Construction, Fuselage, Foam, Composite 18-03-009 : Savoie, Steve : [cont.] the formers. Holes in the former allow acetone to remove the Styrofoam in the future. : Construction, Fuselage, Foam, Composite 18-03-010 : Stahl, Gordy : Paul Trist of Aero Environment supplies soaring specific parts and models. Paul now has light weight stabs for various models. Specs given. : Composite, Communications 18-03-012 : Nankivil, Mark and George, Pete : The Great Oc-Tow-Berfest 2000 held near St. Louis is covered with lots of photos that also appear in RCSD website. : Scale, Aerotow 18-03-014 : Jost, Eric & Nagel, Tom : A hard sided golf case by SKB model 2SKB-4816W provides a great case for models you want to travel with. One case holds 3 models. Good Idea! : Thermalling, Construction, Communications 18-03-016 : En-Hui, Joe : Swing Plus, an ARF from Germany, offers a good flying model. A Speed 600 swings a 12*10 prop. Climbs at 45 deg. Model is a good choice for training : Kit Review, Construction, Spoilers, Control 18-03-018 : Gradwell, Scott : XC flying in England. Truck body modifications for XC flying that holds boat seats, a cup and the variometer on a post. Mounting on plywood. : XC 18-04-001 : Volz, Michael : R&R Synergy 5 is shown flying at Fresno slope as Gordy does Dynamic Soaring. : Slope Soaring 18-04-003 : Slates, Judy : Martin Simons' latest book Sailplanes, Volume 1, 1920-1945 is now published and available from Vintage Glider Club Sales in England. The book is : Book Review, Scale 18-04-003 : Slates, Judy : New rules are being considered and discussed. See the AMA and RCSD web sites for more information. : F3J 18-04-003 : Slates, Judy : [cont.] available in two versions, English and German. Plans are for the book to be sold through Amazon.com. : Book Review, Scale 18-04-004 : Slates, Jerry : Spoilers 101 pt 1. covers the size and placement of spoilers. They create turbulence that can interfere with the H. stabilizer. : Control, Spoilers 18-04-006 : Kuhklman, B^2 : Penumbra series notes. Constructed over pink foam with vacuum bag skins. All use Panknin spar system. Diagrams of 5 versions with lots of data. : Flying Wings, Design 18-04-006 : Kuhklman, B^2 : [cont.] Stability values projected by Panknin are accurate in practice. References given. : Flying Wings, Design 18-04-014 : Register, David : David has perhaps the first windows version of a performance program that he is willing to share. The order of calculations are given and how he : Design, Aerodynamics 18-04-014 : Register, David : [cont.] parasitic, induced and profile drag are compared by lift coef. of the wing of each of two compared designs. Very instructive. : Design, Aerodynamics 18-04-014 : Register, David : [cont.] produced the data including interpolating between data points of lift and corresponding drag. An example is given. The contribution of : Design, Aerodynamics 18-04-018 : Stahl, Gordy : Receivers have sometime been too big, too glitchy. New FMA models are becoming smarter in that it discerns between noise and the signal. : Radio 18-05-001 : Freund, David : On the Wing Columnist has his Oblique wing design on the cover. Story in Bill Kuhlman's column. : Flying Wings, Design 18-05-003 : Slates, Judy : Due to some family medical problems the normal flow of issues has slid somewhat. The expectation is that it will catch up. : Communications 18-05-004 : Slates, Jerry : Spoilers 101 Part 2 talks about the installation of spoilers with dial cord actuation from servo inside the fuselage. : Control, Spoilers, Radio 18-05-004 : Slates, Jerry : [cont.] Servo sizes have decreased is size dramatically. Jerry shows servos from 1960 to present day. Small servos in wing allow positive action. : Control, Spoilers, Radio 18-05-006 : Kuhlman, B^2 : The PN11 design was covered in 1992. David's Obique model lacks the flight defects of pitch changes with turns. Features of the design are discussed. : Flying Wing, Design 18-05-010 : Blacksten, Raul : Martin Simon's Sailplanes, 1920-1945 is perhaps the best book on the topic of vintage sailplanes. 3 view drawings and color photographs are excellent. : Book Review 18-05-010 : Blacksten, Raul : [cont.] Martin's earlier work The World's Vintage Sailplanes 1908-1945 has been out since 1986 and is considered the Vintage Sailplane bible. : Book Review 18-05-012 : Register, David : A look at the design requirements for a HLG. Ideas for cutting weight in the fuselage listing weights of the components. Wing and tailplane are : HLG, Design, Aerodynamics 18-05-012 : Register, David : [cont.] Table of AR vs weight for 1.5M wing. Comparisons are made on model polars for different wings and ARs. MA409 airfoil looks very good. : HLG, Design, Aerodynamics 18-05-012 : Register, David : [cont.] Thin sections have abrupt stalls. ARs in the range of 8-10 look good. Theoretical Launch Heights computed. Comparisons made. : HLG, Design, Aerodynamics 18-05-012 : Register, David : [cont.] related to the area. Pink foam with .75 oz glass cloth with reinforced LE and CF spar. V-tail used to minimize damage during landings. : HLG, Design, Aerodynamics 18-05-018 : Gradwell, Scott : Scott's father restored a Ke-6E vintage sailplane. What features were found and what was done differently. A new Ventus 2b was ordered. : Full Size, Scale, XC 18-05-019 : Morris, Pancho : The Texas National Tournament had cows in the middle of the winch line area. Great picture showing the cows. Cows are the lawn mowing equipment. : Clubs, Contests 18-05-020 : Nankivil, Mark : Icare Koleos Electric 1.8 M ARF electric sailplane is reviewed with speed 400 motor. Leading edge is D-tube. Wing tips are molded. Mounting : Electric, Kit Review 18-05-020 : Nankivil, Mark : [cont.] Mark is very satisfied with the performance. available from Icare or Tim McDonough at Elec. Flight Products. : Electric, Kit Review 18-06-001 : Lindgren, Clifford : Cover photo of Scott Hewitt's JW Flying Wing. JW stands for Joe Wurts : Flying Wings, Slope Soaring 18-06-004 : Slates, Jerry : Tow hook position should be roughly set using the CG position on the wing & projecting 30 deg forward to the fuselage bottom. Fine tune advice. : Thermal Soaring, Launching 18-06-005 : Stahl, Gordy : Dynamic Soaring (DS) is explained. Energy is added to a model when flying a circular path into and out of high velocity air on the front of a slope : Dynamic Soaring, Slope Soaring 18-06-005 : Stahl, Gordy : [cont.] The practice was developed by Joe Wurts and is the subject of the "Lift Ticket" video. : Dynamic Soaring, Slope Soaring 18-06-006 : Kuhlman, B^2 : Blackbird 2M Project Pt 4 - Fiberglassing the fuselage was done with 3 adn 1.5 oz. cloth and polyester resin. This is a lower cost option. : Flying Wings, Construction 18-06-006 : Kuhlman, B^2 : [cont.] Auto paint suppliers can match paint color to covering. Acrylic enamels can take heat and solvents. : Flying Wings, Finishing 18-06-006 : Kuhlman, B^2 : [cont.] Choose light colors on top and dark on bottom. Zynolyte Gray primer is compatible with many paint types & fast filling and sands well. : Flying Wings, Finishing 18-06-006 : Kuhlman, B^2 : [cont.] Heavy cloth goes on bottom side up front and small strips are used on fin. Sand and fill before painting. : Flying Wings, Construction 18-06-006 : Kuhlman, B^2 : [cont.] Radio installation described and instructions for a cautious first glide. New airfoil works better than former. : Flying Wings, Flying, Construction 18-06-011 : Gradwell, Scott : Scott's last column details the Montague XC Challenge of June. Lift was good on course. Mike Gervais flew 6 hr & went 66 miles for a 100k pin. : XC Contest Report 18-06-012 : Hewett, Scott : Foamies have made steady progress since Anabats. The JW by Bowman's hobbies is reviewed and praised my many fliers as the best slope foamy developed. : Flying Wing, Foamy, DS, Kit Review 18-06-012 : Hewett, Scott : [cont.] Airfoil designed by Joe Wurts for task of dynamic soaring. Flutter on foamies is common at high speeds. The JW is designed for speed. : Flying Wing, Foamy, DS, Kit Review 18-06-014 : Stahl, Gordy : Shuffleboard landing pattern at Mid-South presents problems if you don't line up as if it was a runway and land like it is a circle. : Landing, Contests 18-06-016 : Regiser, Dave : Summary of MA409 and S6063 study of former article. Planform optimization showed 8-12 AR to be about right. Variable camber considered. : Aerodynamics, Design, HLG 18-06-016 : Regiser, Dave : [cont.] calculations on launch height & flight time with aspect ratio and weight. Flaperons may provide benefits beyond this analysis. : Aerodynamics, Design, HLG 18-06-020 : Murray, Lee : Information on wind direction and speed can be obtained from weather maps. Web sites listed. How to read weather charts. : Slope Soaring, Thermal Soaring, Weather 18-07-001 : Bechtel, Peter : Pete launches his delta wing model at the bowl on the Big Island of Hawaii Cover Photo : Slope Soaring 18-07-003 : Coffee, Arron : Letter suggests on-line version of RCSD w/ color photos. : Communication 18-07-003 : Slates, Jerry : A properly built model flies better. Adjust the symmetry of the wings and horizontal tail relative to the fuselage. Check wings for equal weight. : Trimming 18-07-003 : Slates, Judy : Viking Models is closing & not taking orders as of Aug 9th. RCSD is Moving to northern CA to allow Jerry to retire and fly more. Equipment listed : Communications 18-07-004 : Slates, Jerry : An old Bonner servo is shown next to the faster and much smaller JR-341 servo. : Radio 18-07-005 : Kuhl, Bill : The Secret by Oleg Golovidov is compared to other HLG models. Bill finds it turns tighter and climbs in lighter lift than other models. : HLG Kit Review 18-07-006 : Kuhlman, B^2 : Dave Jones' R-2 model is reviewed. This is part of a multi-part project to build and fly an updated version. Changes planned for airfoil and fuselage. : Kit Review, Flying Wing 18-07-006 : Kuhlman, B^2 : [cont.] other changes slated for hinges, dihedral vs polyhedral. Ailerons to be added in new design. : Kit Review, Flying Wing 18-07-009 : Bechtel, Peter : New design by Bob Lawhead has plug-in wings, 50" span and MH64 airfoil. : Foamy, Flying Wing 18-07-010 : Register, David : Large advertisement for Tulsoar's 20th annual Last Fling of Summer Soaring Contest : Contests, UNL, 2M, HLG 18-07-012 : Stahl, Gordy : RC Soaring Exchange plays a key roll in Gordy's travels. Dinners, a friend to soar with, a place to repair a model. Guidelines for exchange given. : Internet 18-07-014 : Register, Dave : DLG = Discus Launched Glider. The launch method is not easy to learn. Equipment must be specialized. A list of experiments and conclusions as : HLG, Launching 18-07-014 : Register, Dave : [cont.] well as a good technical analysis of what is needed. A math model of a launch is given. : HLG, Launching 18-07-020 : Stahl, Gordy : David Hauch developed a way to winch launch models alone w/o the ability to hold the model in his hand while building tension. Device is described : Launching, Winch 18-07-022 : Miller, Jerry : A design of a retriever is described by the author and Sal Peluso of Torrey Pines Guls. It is a semi-automatic retrieving system. CAD drawings are : Launching 18-07-022 : Miller, Jerry : [cont.] agailable at a cost. A switch on the device needs to be activated Pines Gulls. It is a semi-automatic retrieving system. CAD drawings are : Launching 18-08-001 : Kuhlman, B^2 : Taborca 3 by Jochen Haas is shown flying across a slope. Wing and designer are covered in Bill's column : Flying Wing, Slope Soaring 18-08-003 : Slates, Jerry : Photo of Jerry's 30 year old Cirrus kit. It sold for $35.95 with a 3 piece wing and a 3 piece plastic fuselage. : Sailplanes, Kit Review 18-08-003 : Slates, Judy : Daryl Perkins wing World Championship again. Congratulations! Cover photos are now available on the RCSD web page. : F3B, Contests 18-08-004 : Slates, Jerry : Instructions on using modern voltmeters to test batteries. Instructions for making connections between packs and volt meters. : Radio, Batteries 18-08-006 : Kuhlman, B^2 : Jochen Haas has a web page with an Excel spreadsheet for designing flying wings. Jachen was a FS flying friend of Dr. Eppler. These fling wings are : Flying Wings, Design, Software, Internet 18-08-006 : Kuhlman, B^2 : [cont.] shown include Horten III, Horten Ho IX : Flying Wings, Design, Software, Internet 18-08-006 : Kuhlman, B^2 : [cont.] the result of piqued interest in fling wings because of activity in Germany. Photos and descriptions of his models. Models : Flying Wings, Design, Software, Internet 18-08-008 : Nagel, Tom : The discus launch will be way HLG winners will be launching their models. Tom visits a primitive weapons exposition at Slate Ridge St. Memorial in OH : HLG, Launching 18-08-008 : Nagel, Tom : [cont] Spears and darts are launched with a lever known as an Atlatl which allows a major amplification of energy. Could be used for HLG : HLG, Launching 18-08-012 : Nankivil, Mark : Report on St. Genevieve Springs 2001 meet in Missouri, 1 Hr S of St. Louis Electric ducted fans discussed, Lots of photos & comments on performance. : Electric, Contests 18-08-014 : Nankivil, Mark : Multiples Twin Jet is reviewed. Airframe is molded EPP foam w/ a hard balsa spine holding molded parts together. The foam parts fit well and : Electric, Kit Review 18-08-014 : Nankivil, Mark : [cont.] were joined together with ProBond urethane glue. Cooling vents added. 40 oz. total weight. Model is durable and repairs quickly. : Electric, Kit Review 18-08-018 : Savoie, Steve : After a move to main Steve is flyinat at Clark's cove in Harpswell, MA. DownEast Soaring Club uses this site. Slope is 20' high at low tide. : Flying Sites, Clubs, Slope Soaring 18-08-020 : Register, Dave : UNL, HLG, 2M classes in this contest is advertised. A trophy given to overall champion. : Contests, Thermalling 18-08-022 : Slates, J^2 : Hangar 9's Perfect Peak Tx/Rx charging system is ideal for fast field charging. Works fine with Ni-Cd or NiMH packs of 4 & 8 cells. Dual Power : Product Release, Radio, Batteries 18-09-001 : Murray, Lee : Photo of full scale Grob 103 sailplane flown by RC modeler on a dream vacation adventure over Warner Springs / Sky Sailing Sailplane port. : Full Scale 18-09-003 : Kuhlman, B^2 : New e-mail and web page addresses for the Kuhlmans bsquared@appleisp.net and www.b2streamlines.com. RCSD page: //www.b2streamlines.com/RCSD.html : Communications, Internet 18-09-004 : Slated, Jerry : Instructions for the beginner. Find a club and an instructor. Comments on looking for lift and avoiding flights through down air. : Training 18-09-005 : Willoghby, Dale : Dale tells of his trying for an altitude record in Germany with a Cirrus. They used a full size aircraft to keep an eye on the model, but even so : Thermalling, Contests 18-09-005 : Willoghby, Dale : [cont.] the model went out of sight of the ground based pilot and went down. It was not found again. He met Johannan Graupner and visited. : Thermalling, Contests 18-09-006 : Kuhlman, B^2 : Part 2 of Dave Jones' R-2 article. The original airfoil was modified from a 6% airfoil to a thicker one what could use thinner sheeting. Parts were : Flying Wings, Airfoils 18-09-006 : Kuhlman, B^2 : [cont.] Ailerons were used for control along with elevators. The construction is detailed to the point where the radio is installed. : Flying Wings, Airfoils 18-09-006 : Kuhlman, B^2 : [cont.] cut and assembled on ceiling tile and glass plates. The wing plan was changed from a flat center with poly tips, to a dihedral design. : Flying Wings, Airfoils 18-09-010 : Murray, Lee : On the occasion of an anniversary and a trip to Southern CA, the author & wife purchased a package deal with Warner Springs Ranch and Sky Sailing for : Full Scale, Thermalling 18-09-010 : Murray, Lee : [cont.] The experience resulted in great pictures, a great weekend treat and great soaring. Tips on photographing such adventures. : Full Scale, Thermalling, Aerial Photograph 18-09-010 : Murray, Lee : [cont.] a weekend stay and sailplane ride. Special arrangements were made for Lee and his wife to fly at the same time in 2 separate gliders. : Full Scale, Thermalling 18-09-012 : Stahl, Gordy and Smith, Brian : Brian Smith of TN provided photos and details of his device used to launch sailplanes without having to hold the model. Release is flat and takes : Launching, Winch 18-09-012 : Stahl, Gordy and Smith, Brian : [cont.] place at the same force each time based on the size and number of rubber bands. Diagram supplied. briansmith1@charter.net : Launching, Winch 18-09-014 : Register, Dave : An Excel spreadsheet is described for scoring contests. Features for auto sorting, doing man-on-man events are described and cell formulas are shown. : Contests, Computer 18-10-001 : Stahl, Gordy : Edgar Vera is shown holding his winning sailplane from Visalia 2001 contest. Cover photo : Contests 18-10-002 : Slates, J^2 : They are now settled in their Santa Rosa California house. Plenty of problems including illness and broken equipment have had an impact on RCSD. : Communication 18-10-004 : Slates, Jerry : Instructions for those who would time for someone at a contest. Things you can do to help your pilot before and during the flight. : Contests 18-10-004 : Slates, Jerry : [cont.] Get the score card and frequency pin. Voice MARK when the plane comes off tow. Guide pilot to landing spot. Keep pilot informed of time. : Contests 18-10-005 : Register, Dave : Discus Launch Gliders have special requirements to achieve good results. Requirements are not trivial. Strength, Rudder Area, Gyro Stability. : Launching, HLG 18-10-006 : Kuhlman, B^2 : R-2 Construction, Part 3 discussed the fuselage construction. Special arrangement for uniform elevators movement - only one rod and horn. : Flying Wing, Design, Construction, Control 18-10-006 : Kuhlman, B^2 : [cont.] Fin and Rudder construction is discussed. Nice photos of a good looking wing. : Flying Wing, Design, Construction, Control 18-10-012 : Nagel, Tom : Tom tells story of a local restaurant owner, Steve Warren, who was a hang glider pilot. They fly at Richmond Dale slope 1 hr. S. of Columbus near : Communications, Clubs 18-10-012 : Nagel, Tom : [cont.] Chillicothe. The slope owned by Mead Paper Co. has an area cleared of trees. H. gliders can gain 5,000 ft. on a good day. Fly RC there also. : Communications, Clubs 18-10-012 : Nagel, Tom : [cont.] Directions are given. Safety instructions given for flying with hang gliders. : Communications, Clubs 18-10-016 : Stahl, Gordt=y : What is in a servo. The motor is the most important part. Theory about why servos buzz. Digital servos have more holding power but use more power. : Radio, Servos 18-10-016 : Stahl, Gordt=y : [cont.] Buzzing servos won't last long. Multiples Servos are recommended as improved technology for servos. : Radio, Servos 18-10-018 : Stahl, Gordy : Results and comments about Visalia 2001. : Contests 18-10-018 : Willoughby Hobbies : 5 minute epoxy glue kit is new offering for modelers. Order from Willoughby Hobbies, 31 SE Thompson Ave #14, Winston, OR 97496 : Construction 18-11-001 : Nankivil, Mark : Picture of Bob Harold's 4M span DFS Reiher from Bob Sealy Kit taken at Oc-Tow-Berfest 2001 : Scale, Contest 18-11-003 : Slates, Judy : Greg Smith starts his column on slope soaring in RCSD. : Communications 18-11-004 : Slates, Jerry : California clubs welcome Jerry back to the area and encourage him to join them. Comments about the Davenport ISR 2002 slope race. : Slope Soaring, Clubs, Contests 18-11-005 : Sanford, Fred : A large Holstein cow marks the location of slope near New Salem, ND about 30 miles west of Bismark on I94 (Exit 127) Inexpensive motel listed. : Slope Soaring, Flying Sites 18-11-006 : Kuhlman, B^2 : Larry Haig's Minibat was a low cost fast building kit. After 55 models were sold, production was curtailed for safety reasons. The construction : Flying Wing, Design, Full Scale 18-11-006 : Kuhlman, B^2 : [cont.] The full size model was dangerous but models can be built and flown successfully. A request given for someone to build a scale model. : Flying Wing, Design, Full Scale 18-11-006 : Kuhlman, B^2 : [cont.] is not that different from a model's. Foam wings with FG skins. Swep on wing is greater than Pioneer II and Monarch. Wing extensions : Flying Wing, Design, Full Scale 18-11-006 : Kuhlman, B^2 : [cont.] problems with drooped LE caused limits on speed. RN tolerance was poor with 30" chord. Alternate airfoils are discussed. : Flying Wing, Design, Full Scale 18-11-006 : Kuhlman, B^2 : [cont.] were made available which aided performance significantly. The Liebeck airfoil did not live up to computer projections. Other : Flying Wing, Design, Full Scale 18-11-010 : Smith, Greg : First column by Greg talks about his web site and the activities of the Midwest slope soaring community. 90 Slope sites in 35 states are listed. : Slope Soaring, Flying Sites 18-11-010 : Smith, Greg : [cont.] on Slopeflyer.com the site that he maintains. Greg will be covering significant events around the country. : Slope Soaring, Flying Sites 18-11-012 : Stahl, Gordy & Maize, Dennis : An end to his day job gets Denny full time production of HLG and DLG models under the Pole Car Aeroplane Works name. check out www.polecataero.com : HLG 18-11-014 : Woebkenberg, Ryan : Chinook from Thermal-Gromit Works is launched as a DSL model. it is small and comes as a complete kit with covering and magic markers for decoration. : Kit Review, HLG 18-11-014 : Woebkenberg, Ryan : [cont.] The kit is a delta wing model and may not have the problems related to launching a normal configuration DLG model.- ljm : Kit Review, HLG 18-11-014 : Woebkenberg, Ryan : [cont.] Weight is only 5 oz. from a foam, balsa and covering. Instruction book is complete and includes diagrams. Added tips given on construction. : Kit Review, HLG 18-12-001 : Smith, Allen : 1982 Photo of Greg Smith at Coyote Hills Regional Park with a Rich Spicer Nova. : Slope Soaring 18-12-003 : Brown, John : Webmaster at SC-1.org gor southern California Soaring Clubs asks that clubs update their links and others not on the list to provide those links. : Communications, Internet, Clubs 18-12-004 : Slates, Jerry : A description of a rescue mission off Bailey's Island in Maine under cold and nasty conditions. Steve Savoie retrieves an EPP foamy from water. : Slope Soaring 18-12-005 : Grammer, Les : In returning from a distant thermal a flier misjudged the distance to a tree line and gets a Psyko stuck high in a tree. The funy story folows. : Flying 18-12-006 : Kuhlman, B^2 : Suchi RE is an electric powered tailless model for a speed 400 motor. Uses a Rieger AR2411577 section. The section has too much camber and the : Flying Wings, Electric, Design 18-12-006 : Kuhlman, B^2 : [cont.] pitching moment. The wing loading is slightly low. Target 9-12 oz/sq ft. and 9% thickness in the wing. : Flying Wings, Electric, Design 18-12-010 : Smith, Greg : Slope soaring is becoming more popular. In Wisconsin bluffs of lake MI and Big-M in Platteville are good flying sites. Greg lists good flying sites : Slope Soaring 18-12-010 : Smith, Greg : [cont.] around the country. Mirko Bodul and Russ Whitford and their activities are highlighted. : Slope Soaring 18-12-012 : Stahl, Gordy & Edgar Vera : The story of Visalia winner Edgar Vera is told through a question and answer session. He started with combat foamies and ended up high tech. : Contests, Communications 18-12-012 : Stahl, Gordy & Edgar Vera : [cont.] Edgar is partial to models by Fred Sage (fsage1@UTM.net) Timing for good fliers was part of his training. Observe what winners do. : Contests, Communications 18-12-016 : Murray, Lee : Lee gives examples of explaining a good day of soaring and also in predicting good soaring using free Soarcast Software from SSA and : Thermal Soaring, Weather 18-12-016 : Murray, Lee : [cont.] Atmospheric sounding data from the ROAB Database. : Thermal Soaring, Weather, Software, Internet 18-12-017 : Murray, Lee : Comments are made about the Highlander foamy by MAD Aircraft Design. Club purchased kits were built in several formats and compared. : Kit Review, RES, Foamy 19-01-001 : Smith, Greg : Cover Page is that of Dave Hauch's Vindicator by Brian McLean making a slow pass over Mt. Baldy on southern shore of Lake Michigan. : Slope Soaring 19-01-004 : Stahl, Gordy : BC6 On Board Battery Monitor by YNT Design tests for valid trx signal, missing pulses in received signal, lost model alarm, and V readout. : Radio, Electronics, Battery 19-01-004 : Stahl, Gordy : [cont.] BC6 sells for $44.95 www.yntdesign.com e-mail at smarkest@sntdesign.com phone 716-377-4894 : Radio, Electronics, Battery 19-01-008 : Kuhl, Bill : Taboo by Oleg Golovidov is a discus launch sailplane. A rudder-elevator model that competes with full house models. Instructions are good and can : Kit Review, HLG, DLG 19-01-008 : Kuhl, Bill : [cont.] be seen at http://olgol.com/taboo.html Joints need to be strong to survive DLG. Mark Drela's airfoil makes a great difference in L/D. : Kit Review, HLG, DLG 19-01-010 : Smith, Greg : Account with pictures of slope soaring field trip in Kansas in March. Weather was rough but group seemed to have a good time. List of links. : Slope Soaring, F3F, Slope Racing 19-01-014 : Savoie, Steve : Steve works in a shop in Richmond Main making models for Maine Composites. He makes subassemblies and panels for a 6 passenger seaplane the Centaur. : Design, Powered Flight 19-01-014 : Savoie, Steve : [cont.] Parts are designed in UK and e-mailed to main for fabrication. short wing holds sponsons but provide ground effect lift & other functions : Design, Powered Flight 19-01-014 : Savoie, Steve : [cont.] such as getting into the plane. Wing folds pack so it can be stored at a boat dock and allowing passengers to board more easily. : Design, Powered Flight 19-01-016 : Register, Dave : Dave explains how an Excel Spreadsheet makes record scoring of contests a snap. Macros for scoring man-on-man, scoring and ranking. Can get : Software, Contests 19-01-016 : Register, Dave : [cont.] a copy of the software from Dave. regdave@aol.com : Software, Contests 19-02-001 : Brown, Tracy : Cover photo of Greg Smith and his 2 1/2 year old daughter watching Dad's SH-50 make a close pass at Big Bay Park, Whitefish Bay, WI. : Slope Soaring, Flying 19-02-004 : Slates, Jerry : Comments about Los Banos 9th Annual Scale Fly-In which is 1.5 hours drive south of San Francisco Bay, off Highway 5 and 152. Jerry is glad to be : Scale, Contests 19-02-004 : Slates, Jerry : [cont.] back in CA where he can pick up slope soaring again. Large scale models shown ASH-25, ETA, TG-3, K-6 : Scale, Contests 19-02-006 : Kuhlman, B^2 : Plank vs. swept wings are discussed. Which is best depends on the kind of flying being done and the skill of the builder. Swept wings have more : Flying Wing, Design, Aerodynamics 19-02-006 : Kuhlman, B^2 : [cont.] Aileron Control on swept wings gets complicated. For Thermal Dur. Planks have several advantages. Example of plank - Dave Jones Blackbird : Flying Wing, Design, Aerodynamics 19-02-006 : Kuhlman, B^2 : [cont.] so efficiency of w plank may allow higher wing loads but reflex of the TE has to be judicial to minimize drag. Up elevator adds much drag. : Flying Wing, Design, Aerodynamics 19-02-006 : Kuhlman, B^2 : [cont.] twisting and bending loads. Winglets may not be helpful on a swept wing design. Swept wings must have part of the wing not contributing lift : Flying Wing, Design, Aerodynamics 19-02-010 : Stahl, Gordy : Snowboard cases make great carrying cases for models. Sportube double snowboard tube provides all the space needed + wheels. It expands! : Traveling 19-02-011 : Savoie, Steve : The DAW Mustang has a cloroplast tail that is known to fracture at low temperatures. A modified design with carbon fiber rods added to tail. : Foamy, Slope Soaring, Scale 19-02-011 : Savoie, Steve : [cont.] The rods fit into the corrugated holes in the plastic tail. The tail has to be laid out with the corrugtion running parallel to fin LE. : Foamy, Slope Soaring, Scale 19-02-012 : Register, Dave : History of low-speed, low RN research touches on many individuals including Eppler, Somers, McReady, Selig, Donovan, Drela. Tom Clarkson has helped : Aerodynamics, Design, DLG 19-02-012 : Register, Dave : [cont.] X-Foil code used. The problems with bubble control is discussed. theoretical CL/AOA polar is shown and discussed for S6063 used for DLG. : Aerodynamics, Design, DLG 19-02-012 : Register, Dave : [cont.] make the code available and usable to modelers. An actual and theoretical CL/AOA polar is shown and discussed for S6063 used for DLG. : Aerodynamics, Design, DLG 19-02-016 : Smith, Greg : The Gulp was evaluated for dynamic soaring without fear of messing up a glass ship. Get the Gulp from Steve Drake at stevedrake@aol.com : Slope Soaring, Kit Review, DS, Foamy 19-02-016 : Smith, Greg : Wizard Compact 2 by Milan Janek in Slovakia is an ARF. 100" is small enough for local hills, large enough for larger ones. It is built tough for the : Slope Soaring, Flying Wing, Kit Review 19-02-016 : Smith, Greg : [cont.] had landings at slope sites. Airfoil is SD2030 and is suited for F3F. : Slope Soaring, Flying Wing, Kit Review, F3F 19-03-001 : Kuhlman, B^2 : On the cover Bill Kuhlman holds his David Jones R-2 and a modified Raven which have been the subjects of his series on flying wings. : Flying Wings 19-03-003 : Slates, J^2 : RCSD Subscriptins can now be paid for with Pay Pal on the RCSD page. www.b2streamlines.com/RCSD.html : Communications, Internet 19-03-004 : Slates, Jerry : Jerry discusses what his workbench should look like. 8' long by 24-26" deep and 42" in high to permit him to sit on a 30" high bar stool. : Construction 19-03-004 : Slates, Jerry : [cont.] A small drawer is needed for small tools, an AC Power strip is accessed from the ceiling. Tools can be bolded down to "T" nuts in bench. : Construction 19-03-006 : Kuhlman, B^2 : Part 4 of series on Dave Jones R-2. Fiberglassing 6 oz cloth on the bottom of center section for landing abuse with lighter cloth other places for : Flying Wings, Construction, Design 19-03-006 : Kuhlman, B^2 : [cont.] The radio installation is discussed including ball links. Flight is like a floater. Wing loading is only 6 oz/sq ft. : Flying Wings, Construction, Design 19-03-006 : Kuhlman, B^2 : [cont.] a good finish. Zynolyte spray-mate gray primes gives a fast fill and easy sanding. A formula for getting the best contrasts is discussed. : Flying Wings, Construction, Design 19-03-010 : Enete, David : A description of making a battery for the Airtronics Stylus transmitter. The 3x3x2 arrangement accommodates a small circuit board. The Upgrade : Batteries, Radio 19-03-010 : Enete, David : [cont.] was from 700 to 1650 ma batteries. E.H. Yost batteries were used. See Mr. NiCad on the web. : Batteries, Radio 19-03-012 : Murray, Lee : The update to the RCSD Index is discussed 1984-2001 is available in a Zip File containing text files which can be searched by a word processor. : Communications 19-03-012 : Murray, Lee : [cont.] examples of what the data looks like and its value are given. : Communications 19-03-012 : Slates, Judy : Comments on the value of the RCSD index are made. Reprints are available : Communications 19-03-014 : Stahl, Gordy : Hinge tape gets nasty and needs to be replaced. Remove the goo with citrus oil. De-Solv-it comes in a 12 oz. spray from Wal-Mart. : Control 19-03-016 : Garwood, David : The AMA rule against intentional collisions is discussed. If enacted fliers might have to leave AMA or do without protection. : AMA, Slope Soaring, Combat 19-03-017 : Garton, Mike : A proposal for foamy combat rules is discussed which seems to protect both AMA and the fliers sport. : AMA, Slope Soaring, Combat 19-04-001 : Garwood, Dave : Cover photo shows Joe Hosey's DAW KA-6E over Wilson Lake, KS during the Midwest Slope Challenge. : Slope Soaring, Contests, Scale 19-04-003 : Segers, Roger : Roger writes from Belgium asking for information about the open RES class Club members expressed interest in the event w/ focus on low cost models : RES, Contests, UNL 19-04-004 : Nankivil, Mark & Bruce Abell : Bruce and Mark describe work benches they find most helpful. 8'l x 20"w x 24" high. Protects back from bending over. Pegboard on the back : Construction 19-04-004 : Nankivil, Mark & Bruce Abell : [cont.] supports tools, power strip needed for various tools. Lower shelves hold foam cores and panels. A cable over bench facilitates light placement. : Construction 19-04-004 : Slates, Jerry : Jery recounts his involvement with fiberglass going back to 1954 where he made fiberglass parts for customized old cars. He later branched : Composite Construction, Fiberglass 19-04-004 : Slates, Jerry : [cont.] to FG work on wooden boats and Viking Models which he ran for 25 years. With attention to safety he remains in good health. : Composite Construction, Fiberglass 19-04-005 : Cox, Paul : The Majestic gets enthusiastic remarks. Kit was built as directed + carbon fiber spar caps. 9 oz, needed in nose indicates improvements could be made. : Kit Review, RES, UNL 19-04-005 : Cox, Paul : [cont.] Plane flew well and turns well. V-tail needs mixing Trx. or on-board mixer. 2 servos needed for spoilers. : Kit Review, RES, UNL 19-04-006 : Kuhlman, B^2 : Part I of series on wing twist. Bill's interest goes back to the MARCS Soaring Symposium of 1989 when Dr. Panknin presented an article on the : Flying Wings, Aerodynamics 19-04-006 : Kuhlman, B^2 : [cont.] design of swept wings models. Topics discussed include wing lift distribution, adverse yaw & wing warping vs ailerons. : Flying Wings, Aerodynamics 19-04-010 : Blinde, Loren : This is an extensive coverage of the Midwest slope challenge 2002 w/ lots of photos. 50 foamy combat contestants were in the largest event. : Slope Soaring, Scale, Contests, Foamy, Combat 19-04-010 : Blinde, Loren : [cont.] The Radio Control Combat Association (RCCA) has the AMA Exec. Com. re-evaluating the proposed ban on intentional collisions. : Slope Soaring, Scale, Contests, Foamy, Combat 19-04-014 : Stahl, Gordy : Gordy argues that manufacturer CG specs are always too conservative. Moving the CG back results in models that are more controllable. : Trimming, Stability 19-04-016 : Nagel, Tom : Tom tells of his adventure at a Methodist Church camp in Ohio where he flew small electrics in spaces too small for anything else. His Tiger : Park Fliers, Electric, Indoor Flying 19-04-016 : Nagel, Tom : [cont.] moth attracted attention from young and old. Tom recommends checking out the Lakeside Association. : Park Fliers, Electric, Indoor Flying 19-05-001 : Smith, Greg : Cover photo is of Hal from Oregon and his ASW-27 at Eagle Butte, WA Story Follows on Page 7. : Slope Soaring, Scale 19-05-003 : Slates, Judy : Problems with computer equipment and software have caused delays in the publishing schedule of RCSD. : Communications 19-05-004 : Kuhlman, B^2 : FMA Direct M5 receiver is a micro 5 channel receiver only 1.3" long x 0.8" wide and 0.7" high. Weighs only 0.3 oz. Uses surface mount technology. : Radio, Product Review 19-05-004 : Kuhlman, B^2 : [cont.] Official Specifications are shown. M5 is not a range-limited receiver. List is $70 + Xtals at $13. FMA Direct 301-668-7619 : Radio, Product Review 19-05-004 : Kuhlman, B^2 : [cont.] There are 2 different frequency shifts. Servo plugs are compatible with old Airtronics equipment only with a change in the plug. : Radio, Product Review 19-05-006 : Slates, Jerry : Jerry describes making a cardboard painting booth, an overspray shield to keep paint off the important things in the shop. : Construction, Finishing 19-05-007 : Smith, Greg : Greg makes a giant swing across the country and visits several places where he slope soars with friends and other enthusiasts along with way. : Slope Soaring 19-05-007 : Smith, Greg : [cont.] Internet links to slope soaring pages and resources. : Slope Soaring 19-05-007 : Smith, Greg : [cont.] Stops included Eagle Butte, WA; Chandler Butte, WA; Chamberlain, SD Comments about who flew with him and the models he and other flew. : Slope Soaring 19-05-008 : Kuhl, Bill : Techniques for good discus launching is covered. 1. Keep whole arm and wrist rigid. 2. Get your whole body to turn in a coordinated manner. : DLG, HLG, Thermal Soaring 19-05-008 : Kuhl, Bill : [cont.] 3. Release the plane without imparting too much of a yawing motion. 4. Get the model to go almost vertical right after launch. : DLG, HLG, Thermal Soaring 19-05-008 : Kuhl, Bill : [cont.] Grip the wing peg without wrapping fingers around peg. Have tight control links between surfaces and survos. Getting the most from RCSE. : DLG, HLG, Thermal Soaring 19-05-010 : Stahl, Gordy : NCFM offers the EPP model the Bluto. It is great on the slopes and can be flown on smaller ones. See northcountryflyingmachines.com on the web. : Slope Soaring, Flying Wing, Foamy, Kit Review 19-05-011 : Gullett, Joe : Plasti-Coat can be applied for EPP foam to create a smooth and colorful surface. coat the surface and let it set. Surface is mar resistant. : Foamy, Kit Review, Construction 19-05-011 : Gullett, Joe : The Moth by Derrick Choice of North Country Flying Machines is making a PPE Foamy flying wing. It uses much less tape and has a CF spar tube. : Slope Soaring, Flying Wing, Foamy, Kit Review 19-05-011 : Gullett, Joe : [cont.] It has a 48" span and weighs 14-22 oz. Uses an Aluminum joiner. Takes about 5-6 hours to complete. : Slope Soaring, Flying Wing, Foamy, Kit Review 19-05-012 : Kuhl, Bill : Bill gives us an introduction to the hobby of RC Model Sailplanes using a Web presentation at http://www.luminet.net/~bkuhl/sld027.htm : Training 19-05-012 : Kuhl, Bill : [cont.] a MS Power Point presentation is offered that can be used by others in making presentations to interested people. : Training 19-05-014 : Murray, Lee : A review of weather conditions that took place during the Appleton, WI sailplane contest of 2002. Lift started bad but became good at a point. : Thermal Soaring, Contests 19-05-014 : Murray, Lee : [cont.] Information is provided on how to get the data Lee uses to support the theory of a cold air front coming through during the contest. : Thermal Soaring, Contests 19-05-016 : Uncle Sydney's Gosip Column 15 : Column talks about the teams likely to come to the 2002 F3J competition in Finland. : F3J, Hand tow, Contest 19-05-018 : Simons, Martin : Martin comes out with another photo and drawing book titled Sailplanes, 1945-1965. Book sells for $65 US + $4 for S&H. : Book Review, Full Scale 19-06-001 : Chovan, Joseph : Photo of Caravelle VI at S. CA PSS Festival in May 2002. Back cover photo of AG Intruder owned by Dave Garwood. : Slope Soaring, Scale, Contests, PSS 19-06-003 : Slates, Judy & Garwood, Dave : Status of LSF Recommendation that foamy combat be allowed in AMA rules. : Slope Soaring, Foamy, Combat, AMA, LSF 19-06-004 : Kuhlman, B^2 : Lift and stall distribution for swept wings of various shapes Part II is explored. This offers some excellent insight into wing selection. : Flying Wings, Aerodynamics 19-06-004 : Kuhlman, B^2 : [cont.] Swept wings cause a pitching up at higher angles of attack making stalls deeper. Swept back wings stalls at the tip - Swept forward at root. : Flying Wings, Aerodynamics 19-06-004 : Kuhlman, B^2 : [cont.] with swept back wings washout maintains a constant angle of attack across the span. : Flying Wings, Aerodynamics 19-06-009 : Slates, Jerry : Art Frost sends in a letter describing how he built a Jantar Glider from a Viking Model FG Fuselage. The wing is foam and obechi, made in 4 : Scale, Kit Review 19-06-009 : Slates, Jerry : [cont.] sections with different X-sections. Weight is 12.5 lbs with a wing loading: 19 oz/sq ft. Cockpit build based on photos from factory. : Scale, Kit Review 19-06-010 : Chovan, Joseph : Inland Slope Rebels 5th. Annual Spring PSS festival is covered. PSS = Power Scale Soaring. Models don't have power but originals did. WWII : PSS, Slope Soaring, Scale 19-06-010 : Chovan, Joseph : [cont.] fast models on one hill while slower models with a better landing zone on the higher hill. Dave Garwood Photos. : PSS, Slope Soaring, Scale 19-06-010 : Chovan, Joseph : [cont.] fighter models are good models to use when fitted with slope soaring wings used for models. The wind comes up each day at Cajon as : PSS, Slope Soaring, Scale 19-06-010 : Chovan, Joseph : [cont.] the desert heats up and pulls cooler air from the coast through the passes in the mountain range. Two hills at Cajon accommodate small : PSS, Slope Soaring, Scale 19-06-016 : Stahl, Gordy : A comparison is made to a teeter totter where the nose of the model is the heavy kid on the teeter totter. When the model goes faster, the liter kid : Thermalling, Trimming 19-06-016 : Stahl, Gordy : [cont.] becomes heavier puling up the nose. The elevator should be able to adjust the AOA without big effects on the airspeed. A nose heavy model : Thermalling, Trimming 19-06-016 : Stahl, Gordy : [cont.] will only be in balance at one speed. Now you can understand why the dive test works. - ljm : Thermalling, Trimming 19-06-017 : Cox, Paul : Humorous story of Gordy's Discus Launching Seminar. : Humor, DLG 19-07-001 : Garwood, Dave : Photo of Dan Simpson's Sukhoi SU-35 Frogfoot tank killer build from Carl Mass Molded FG Fuse and balsa sheeted foam wings. : PSS, Slope Soaring, Scale 19-07-004 : Register, Dave : Omen and Omega-E Electric Sailplanes from NW Sailplane Products are tested. Omen: polyhedral w/ ailerons & V-tail, speed 400 w/ gear, 11*8 prop, 500 ma : Kit Review, Electric 19-07-004 : Register, Dave : [cont.] 8 cell battery pack. Omega-E is similar but dihedral wing. Uses 4.4:1 planetary gear. Small electrics allow smaller fields to be used. : Kit Review, Electric 19-07-008 : Nagel, Tom : Tom modifies the popular Chrysalis HLG into a Park Flier. 5 steps given to make the conversion. Uses small recycled GWS Pico Stick parts. : HLG, Electric 19-07-008 : Nagel, Tom : [cont.] The conversion is reversible. to make the conversion. Uses small recycled GWS Pico Stick parts. : HLG, Electric 19-07-010 : Murray, Lee : Comments and photos from 2002 AMA/LSF Nats in Muncie, IN. Topics include Full Size ASW-27, Rocket Launched Gliders, Landing Rules, Transmitter brands : NATS, Contest Report, Electric 19-07-010 : Murray, Lee : [cont.] Electric. Good looking models. Much information about rocket launched sailplanes. : NATS, Contest Report, Electric 19-07-013 : Dean, Glen : A description of the 2002 F3B Team Selection Finals. Comments about teamwork, flying smoothly, knowing limits, attention to details. The : Contests, F3B 19-07-013 : Dean, Glen : [cont.] hot planes seen there and their owners. Great photos. : Contests, F3B 19-07-016 : Ciurpita, Greg : Bending moments are the topic of this technical article. Loading on wing spars, sheer webs as a function of wing shape. : Design, Wing, Spar 19-08-001 : Drulia, Joedy : Joedy provides an extensive description of how he used moth and butterfly patterns of nature to airbrush patterns onto Mylar bagging skins for : Finishing 19-08-001 : Drulia, Joedy : [cont.] Beware of condensed moisture if the air is moist. Acrylic paint works well for this application. Oil based paints will require special : Finishing 19-08-001 : Drulia, Joedy : [cont.] Designs not yet produced on wings are shown. Guidelines for use are given. Commercial uses are not authorized. : Finishing 19-08-001 : Drulia, Joedy : [cont.] Patterns of butterflies and moths obtained from Eyewitness Handbooks "Butterflies & Moths" by David Carter (Dorling Kindersler, Inc.) : Finishing 19-08-001 : Drulia, Joedy : [cont.] Propellant can be purchased where guns are sold, however a compressor makes sense. Pasche sells small compressors for this use. : Finishing 19-08-001 : Drulia, Joedy : [cont.] Solid colors on bottom of wing recommended. Best pattern thought to be of Fiery Campylotes Moth. Details given for selecting the portion : Finishing 19-08-001 : Drulia, Joedy : [cont.] Use care when handling painted Mylars because they scratch easily. Hints on how to deal with goofs are given. : Finishing 19-08-001 : Drulia, Joedy : [cont.] Use low pressure for fine lines, high P for large areas. Advantages for internal and external mixing. External mix easier to clean. : Finishing 19-08-001 : Drulia, Joedy : [cont.] airbrush is available at Wal-Mart for $40. Single stage - fixed ratio of paint to air. Dual stage allows the adjustment of air and paint : Finishing 19-08-001 : Drulia, Joedy : [cont.] bagged wings of hand launched gliders. The airbrush need not be expensive or the user requiring special skills. The directions given : Finishing 19-08-001 : Drulia, Joedy : [cont.] critical. The consistency of milk is recommended. If thinned too much, the paint will not wet the waxed Mylars. The order of painting : Finishing 19-08-001 : Drulia, Joedy : [cont.] is recommended as Black, Yellow, Red. Uniform density of paint is suggested and ways to check this are given. Premix paint before job. : Finishing 19-08-001 : Drulia, Joedy : [cont.] of the natural pattern and adding extra lines for best appearance. Details on transferring design to wing Mylars. Thinning of paint is : Finishing 19-08-001 : Drulia, Joedy : [cont.] the article. Painting and Finishing Scale Models by Paul Boyer provided the information to begin the project. Testors Model 9174 Aztec : Finishing 19-08-001 : Drulia, Joedy : [cont.] thinner while acrylics often only need water cleanup. Take care of nozzles to insure good results. Acrylics release from Mylars easier. : Finishing 19-08-001 : Drulia, Joedy : [cont.] will enable the average modeler to achieve good results. Inspired by Don Stackhouse's Monarch, Joedy went on to develop skills detailed in : Finishing 19-08-016 : Stahl, Gordy : Gordy explains the technology of servos and differences between brands. when servos stall, brushes get hot. Amplifiers fail when the polarity : Radio, Servos 19-08-016 : Stahl, Gordy : [cont.] is reversed. 5 cell packs cause extra load on components. Motors are likely to wear out with use. Gear pins can bend and cause centering : Radio, Servos 19-08-016 : Stahl, Gordy : [cont.] problems or binding. : Radio, Servos 19-09-003 : Slates, Judy : RCSD made a quick recovery to being current with recent mailing of Aug and September issues. Special thanks given to writers and supporters. : Communications 19-09-004 : Kuhlman, B^2 : Swept Wings Pt. 3 Reducing Yaw tendencies with aileron deflection. Swept wings w/o twist have an increased AOA at the tip relative to root. : Aerodynamics, Flying Wings 19-09-004 : Kuhlman, B^2 : [cont.] Wash-in is one important way to deal with it. Vectors involved with powered aircraft are discussed. Induced thrust can be caused by a : Aerodynamics, Flying Wings 19-09-004 : Kuhlman, B^2 : [cont.] winglet. A turn with a rectangular wing requires rudder input w/o aileron differential. Swept wings turn well because of induced thrust. : Aerodynamics, Flying Wings 19-09-010 : Nagel, Tom : A family reunion in NW Iowa brought the family to the Big M and Pikes Peak Park. Tom's attempt to soar the U2 met with disappointment but no damage. : Slope Soaring, Humor 19-09-014 : Lanssen, Sydney : The F3J World Championship in Finland is covered in a long article. Arend Borst from Canada beat out Joe Wurts by 0.7 points out of 3,000 to clinch : F3J, Contests 19-09-014 : Lanssen, Sydney : [cont.] Longer tasks (up to 15 minutes) based on conditions or Bonus tasks such as a distance to be achieved during the flight. Interesting comments : F3J, Contests 19-09-014 : Lanssen, Sydney : [cont.] This was done with less drama while pilots looked over the area for better conditions. : F3J, Contests 19-09-014 : Lanssen, Sydney : [cont.] about the British team and philosophy. Banquet plans didn't go well. Team Japan flew HLG models. Joe Wurts' model flew with TX on ground. : F3J, Contests 19-09-014 : Lanssen, Sydney : [cont.] still air w/ a good launch. Europeans are happy with tight contests and no margin for error. Changes might be: Shorter tow lines (100-75m) : F3J, Contests 19-09-014 : Lanssen, Sydney : [cont.] the victory. Speared landings were required to avoid sliding out of the landing spot. Alex Hoekstra records his twister can do 10 min. in : F3J, Contests 19-09-017 : Slates, Jerry : Martin Simons' Sailplanes 1945-1965 is a 272 page hard cover showing 3 view drawings and photos (some in color) with historical tidbits. : Book Review, Full Size, Scale 19-09-017 : Slates, Jerry : [cont.] Part 2 focused on Laminar flow, smooth skinned sailplanes. By 1948 no Amer. mfgr. produced sailplane had a L/D >30:1. Johnson & Ross : Book Review, Full Size, Scale 19-09-017 : Slates, Jerry : [cont.] The book is available from Raul Blacksten, P.O. Box 307, Maywood, CA 90270 on the web raulb@earthnet.net for $65+4 for S&H : Book Review, Full Size, Scale 19-09-017 : Slates, Jerry : [cont.] designed the RJ-5 which achieved a 40:1 ratio. Part 3 deals with fiberglass ships. This is a good source for scale builders. : Book Review, Full Size, Scale 19-09-018 : Smith, Gred : French Prodij 60" Slope Racer is reviewed. Launches from catapults or bungee chord. Top of wing is molded, the bottom is V.bagged. Fuse is : Slope Soaring, Kit Review, ARF, Slope Soaring 19-09-018 : Smith, Gred : [cont.] F/G layup with a wing pylon. Nose cone slips on. Tail is a balsa lamination with F/G cloth between for a hinge. Greg found a problem : Slope Soaring, Kit Review, ARF, Slope Soaring 19-09-018 : Smith, Gred : [cont.] Using flaps to camber wing helps the model with speed range. Model only costs $215. : Slope Soaring, Kit Review, ARF, Slope Soaring 19-09-018 : Smith, Gred : [cont.] with a blue 3M painters tape and the 3M Silicone II where the caulk didn't cure. Plane flies very fast and accelerates quickly in a dive. : Slope Soaring, Kit Review, ARF, Slope Soaring 19-10-001 : Zika, Gene : Cover has Gene's cartoon of a happy modeler on Christmas day. : Humor 19-10-003 : Kuhlman, B^2 : Bill and Bunny K announce the end of the B^2 Streamlines Specialty Books for aircraft modelers effective December 2002. : Communication, Books Review 19-10-004 : Kuhlman, B^2 : The Weasel 36" & Mini Weasel 24" have EPP construction and can be flown electric. $50 and $35 each : Kit Review, Slope Soaring, Electric 19-10-004 : Register, David : Dave complied recommendations for Christmas gifts for 2002 from the RCSD staff. : Communications 19-10-005 : Kuhlman B^2 : www.servocity.com has Hitec and Futaba receivers and servos. Everyone can use more servos and receivers. : Radio, Servos 19-10-005 : Kuhlman, B^2 : Harry Volk's Cirrus Aviation Plan Service can provide plans from $3 and will take charge cards (403) 646-1188 www.talusplanet.net/public/H_bvolk/ : Construction 19-10-005 : Kuhlman, B^2 : Micro-Mark tools have a line of tools the right size for what we do. www.micromark.com Solingen Razor plane is great for trimming balsa and : Construction 19-10-005 : Kuhlman, B^2 : Winch Doctor Provides Real Balls end caps for Ford LS starters at $250. Turn arounds at $80, drums for $250 and whole winches for $950 : Launching 19-10-005 : Kuhlman, B^2 : [cont.] leading edge stock. Sells for $9.5 and 5.90 for spare blades : Construction 19-10-005 : Nankivil, Mark : Martin Simons books on full size sailplanes make good gifts Sailplanes 1920-1945 and Sailplanes 1945-1965 are currently available. : Book Review 19-10-006 : Garwood, Dave : Hangar-9 Auto Peak Charger AC/DC, 1 or 4 amp option for $40. Focus III transmitter, Elevon or V-Tail option for $75 dry/AM or $85 FM w/NiCads. : Charger, Radio 19-10-006 : Garwood, Dave : [cont.] FMS R/C Flight Simulator has free downloads for the program and models. http//n.ethz.ch/student/mmoeller/fms/index.e.html : Training 19-10-006 : Garwood, Dave : [cont.] Feather Receiver is great indoors but not suited for outdoors with friends www.hitecrc.com : Charger, Radio 19-10-006 : Nankivil, Mark : Milan sailplane from www.hobbyclub.com. Manta-Ray by Cavazos Sailplane Designs is a 76" EPP flying wing. BD-5 Electric kit uses foam wing. : Sailplanes, Flying Wing, Foamy, Electric 19-10-006 : Nankivil, Mark : Radio Carbon Arts' Endless Lift 3 Secrets of Thermal Soaring is recommended go to www.radiocarbonart.com for details. : Video Review 19-10-006 : Stahl, Gordy : Highlander recommended for new students. Electron 400 from NE Sailplane @$150 + Speed 400 system @$95 www.nesail.com : Wings, Foamy, Electric 19-10-007 : Nagels, Tom : Gifts Ideas: Cycanoacrylate assortment, pack from Blenderm medical tape for hinges, dispenser of #11 Exacto blades, 3M 77 spray adhesive, Dremel tools : Construction 19-10-007 : Register, Dave : Chuck Andersons Model Designer v8.0 is great for making your own. canders@edge.net at $54. : Software 19-10-007 : Register, Dave : FMA Direct and Hitec RC make great receivers for your multi plane Trx A pizo gyro is perfect for DLG gliders. : Radio, Servos, DLG 19-10-007 : Register, Dave : Old Buzzard Goes Flying video from Taylor Collins at Soaring Stuff provides great thermalling instruction. $25 from www.soaringstuff.com : Video Review 19-10-008 : Register, Dave : Skegs, Skids and other stuff comes from www.supeskeg.com. A disc sander or belt sander from Micro-Mark, scrollsanders, postal scales : Construction 19-10-010 : Kuhlman, B^2 : Bill describes flying at Howe Farm, an 83 acre plot in Kitsap Co. WA. While flying there his flying wing was joined by a Swainson's Hawk. : Thermal Soaring, Slope Soaring 19-10-010 : Kuhlman, B^2 : [cont.] Numerous cries from the hawk during which time they jointly enjoyed the thermals which made the trip an unforgettable experience. : Thermal Soaring, Slope Soaring 19-10-012 : Stahl, Gordy : Gordy attended the Dortmund RC Show in Germany. His interest was in ELV Altimeter. There were 4 models costing as much as $500 with a woman's : Electronics 19-10-012 : Stahl, Gordy : [cont.] away. 430 MHz FCC type accepted. Features: Altitude to 500 or 1000 Meters, Battery Voltage, Max Altitude. Timer, Beeper for 1 min. : Electronics 19-10-012 : Stahl, Gordy : [cont.] intervals. Resolution is 12 meter. There is an audible alarm when model goes through a preset altitude. 3 tones climb, steady, sink : Electronics 19-10-012 : Stahl, Gordy : [cont.] voice. There is a $300 model that has a hand held digital display receiver. Varios help fix the illusion of the model climbing as it flies : Electronics 19-10-015 : Cox, Paul : Slope hunting in the hills of Kentucky. Paul and Ellis go through an adventure as they try to locate a treeless slope. : Humor, Slope Soaring 19-10-016 : Lenssen, Sydney : Uncle Sydney's Gossip Column from the British Model Flying Association F3J statistics on flight landing scores. 100 point scores more common than : F3J, Communications 19-10-016 : Lenssen, Sydney : [cont.] 95 point scores. Only 80 of 684 flights were under 6 minutes. Comments on Spearing Contests. Lenssen reports that lift was too easy : F3J, Communications 19-10-016 : Lenssen, Sydney : [cont.] DLG seems to be the most exciting area of modeling growth. : F3J, Communications 19-10-016 : Lenssen, Sydney : [cont.] to find. Ideas on how to improve contests. 2 timers for flyoffs. Two mandantory circles over the launch spot during the 10 minute flight. : F3J, Communications 19-11-001 : Bauer, Phil : Cover cartoon shows inatentaive fliers walking over an active winch line : Humor 19-11-003 : Kuhlman, B^2 : Second announcement that B^2 Streamlines discontinues the sales of soaring books. : Communication 19-11-004 : Register, David : Dave Revisits the issue of wing size & performance optimum A/R of about 10. 50 second flights from DLGs are not uncommon. New DLGs usually : Aerodynamics, Wing, Design, HLG, DLG 19-11-004 : Register, David : [cont.] have thinner airfoils and lower camber. Gyros are required The optimum in design criteria have shifted. Drella AG12 is compared : Aerodynamics, Wing, Design, HLG, DLG 19-11-004 : Register, David : [cont.] to SA7035. Laminar flow airfoils on wind turbines were found to lose efficiency due to bug strikes. AG-12 better suited for slow flight : Aerodynamics, Wing, Design, HLG, DLG 19-11-004 : Register, David : [cont.] when using low aspect ratio wings. Good article! : Aerodynamics, Wing, Design, HLG, DLG 19-11-008 : Stahl, Gordy : Older polyhedral kits were designed by free flight experts. They were designed to fly well at one speed and resist changes in speed and attitude. : Trimming, Aerodynamics 19-11-008 : Stahl, Gordy : [cont.] Full house models are more accepting to the input of the pilot for speed, and bank angle when the CG is back where the model doesn't have to : Trimming, Aerodynamics 19-11-008 : Stahl, Gordy : [cont.] keep the nose up with up elevator or decolage in the tail. This results in lower drag and higher performance. : Trimming, Aerodynamics 19-11-010 : Nagel, Tom & Dumas, Kurt : Things to know when traveling to a foreign country or by air domestically. Nomad Sailplanes "MP" is a 55" that can fit into a box 22x5x7 when the tail : Kit Review, Slope Soaring, HLG 19-11-010 : Nagel, Tom & Dumas, Kurt : [cont.] is removed. The center section can be left out for sloping and fits into a normal suitcase. This is a BIG advantage. Flying with : Kit Review, Slope Soaring, HLG 19-11-010 : Nagel, Tom & Dumas, Kurt : [cont.] the center section provided good performance at HLG Golf event The short span flies very well. Description of how it comes apart. : Kit Review, Slope Soaring, HLG 19-11-013 : Stahl, Gordy : A comparison between flying wet power models and gliders. Soaring is about building and hunting ... for good air. The hunt separates us from : Power Models, Flying, Thermalling 19-11-013 : Stahl, Gordy : [cont.] other variation of RC modeling. : Power Models, Flying, Thermalling 19-11-014 : Ciurpita, Greg : A review of center of pressure concept that was used early in aviation. Moment arms must be balanced for stable flight. An understanding of the : Aerodynamics 19-11-014 : Ciurpita, Greg : [cont.] concept leads to better trimming and pitch stability. Diagrams and good explanation of the concept. : Aerodynamics 19-12-001 : Garwood, Dave : Evan Blackstone is shown launching his TG-3 foamy at Lake Wilson, KS during the Midwest Slope Challenge - 1999 : Slope Soaring, Foamy 19-12-003 : Slates, Judy : The Wing Is The Thing (TWITT) club history is presented. The club originated in 1986 at Gillespie Field. El Cajon. CA with founders Bob Fronius, : Flying Wings, Clubs 19-12-003 : Slates, Judy : [cont.] Marc dePiolenc, Richard Miller and Hernan Posnansky. It now has 140 members worldwide. In 1989 it became part of Hunsaker Foundation. : Flying Wings, Clubs 19-12-003 : Slates, Judy : [cont.] Membership is $20/yr in the US and $30/yr elsewhere. The web page is www.twitt.org : Flying Wings, Clubs 19-12-005 : Slates, Jerry : Jerry talks about the attributes of an ideal workshop as well as the minimum requirements. A 10x10' room having a 6x8' table or work bench, good : Construction 19-12-005 : Slates, Jerry : [cont.] Monokote iron, pencil sharpener, large tape dispenser, power tools drill press grinder, band saw, scroll saw, table saw and bench vice. : Construction 19-12-005 : Slates, Jerry : [cont.] The flexibility to re-arrange and have shelving makes the shop a place you want to spend your time. : Construction 19-12-005 : Slates, Jerry : [cont.] lighting provided by a 4' x 2 tube fluorescent light is needed. ideas on hot to create the space you need. Replace guest bed with a : Construction 19-12-005 : Slates, Jerry : [cont.] razor saw, small clamps, T-pins, masking tape, long nose pliers, and sand paper. Other nice tools include wire cutters, tweezers, Dremel T. : Construction 19-12-005 : Slates, Jerry : [cont.] sleeper sofa, dresser with a plastic storage box, donate the old fridge for a tax write-off. The essential small tools are model knife, : Construction 19-12-006 : Kuhlman, B^2 : The R2 and Blackbird designs have been updated with rudders and servos moved into the wing. The improvements improve control. Flaps are planned. : Flying Wing, Construction, Design 19-12-006 : Kuhlman, B^2 : [cont.] Plans for the changes are to appear in RCSD. Also comments on the 60 acre Harrier Field used by the Seattle Area Soaring Society in King Co. : Flying Wing, Construction, Design 19-12-009 : Bauer, Phil : Scale vs Dork Landings are discussed in a light style. Advocates for scale landings include modelers who build and fly scale. They don't want to risk : Contests, Landing, Humor 19-12-009 : Bauer, Phil : [cont.] damaging a model and spend much more time building than flying. Dork landings is the last phase of a contest flight. The steps include: : Contests, Landing, Humor 19-12-009 : Bauer, Phil : [cont.] timing, alignment, down wind leg, crowing, flapping and stopping. The skeg is just a way to maximize your score. : Contests, Landing, Humor 19-12-010 : Smith, Greg : Katie's Mongo Transmitter Mitt keeps your hands warm and transmitter dry http://fatlion.com/bash/mitt.html Is made of rip-stop nylon & fleece lining : Slope Soaring 19-12-010 : Smith, Greg : Other winter gear is recommended: A foamy glider is less damage prone, Snow skiing goggles, Baklava hear sock with face hole keeps face warm. : Slope Soaring 19-12-010 : Smith, Greg : [cont.] Plan on your glider sliding much further on snow and ice. Don't forget your mittens. : Slope Soaring 19-12-012 : Register, Dave : Continuation of articles: Work to this point indicates an A/R of 10 with an 8 oz loading. Although DLG models need to be heavier for strength : Aerodynamics, Wing, Design, HLG, DLG 19-12-012 : Register, Dave : [cont.] A/R of 10 should match up well in competition with a 6 ch. A/R model using AG-12 airfoil. : Aerodynamics, Wing, Design, HLG, DLG 19-12-012 : Register, Dave : [cont.] and control functions. AG12 airfoil is the good for DLG class. 4 A/Rs are evaluated with 2 airfoils (SD7035 & AR12) for 2 ch models with : Aerodynamics, Wing, Design, HLG, DLG 19-12-017 : Murray, Lee : Cold Front soaring conditions can cause alterations of projections for thermal lift and crate lift conditions depending on several factors. : Weather, Thermal Soaring 19-12-017 : Murray, Lee : [cont.] With moist air cloud formations will indicate what is happening. : Weather, Thermal Soaring 19-12-020 : Stahl, Gordy : Photo on back cover of Gordy's Synergy 5. : Thermal Soaring 20-01-001 : Kuhlman, B^2 : The Golden Retriever design described in this issue is shown on the cover page with Dick McDonald launching. : Launching 20-01-003 : Slates, Judy : Contributors and others are being inundated with span in their e-mail. Request given to those who have solutions to the spam problem. : Internet 20-01-004 : Slates, Judy : VSA National Rally is set for Aug 23-Sept 1 in Tecachapi, CA The Midwest 7th Midwest Vintage/Classic SP Regatta t-7-15, 2003 in : Contests, Shows, Full Size, Scale 20-01-004 : Slates, Judy : Vintage Sailplane Association goals and relationship with the National Soaring Museum is discussed. The VSA maintains the exhibits. : Full Size, Scale 20-01-004 : Slates, Judy : [cont.] The Classic Division glider is at least 25 years old but is not categorized as a vintage sailplane. Vintage sailplanes have been out of : Full Size, Scale 20-01-004 : Slates, Judy : [cont.] Wabash Valley Soaring Society near Lawrenceville, IL : Contests, Shows, Full Size, Scale 20-01-004 : Slates, Judy : [cont.] production since 1958. Self help is available from the Classic Division of the VSA, 1709 Baron Court, Daytona Beach Fl 32124. : Full Size, Scale 20-01-005 : Cox, Paul : Paul Recounts a number of humorous reasons why he has not completed his ACME AGF-9000 glider. : Construction, Humor 20-01-006 : Simons, Martin : Comments on the Technology of Walter & Reimar Horton who first made tailless Aircraft in 1934. They don't deserve credit for reflexed profiles which : Aerodynamics, Flying Wings 20-01-006 : Simons, Martin : [cont.] achieved because of washout which increased wing loading at high speed. Adverse yaw produced by the tip vortex of the lifting wing. : Aerodynamics, Flying Wings 20-01-006 : Simons, Martin : [cont.] distribution results in the least induced drag penalty. Hortons went for a bell shaped lift distribution. The predicted L/D was never : Aerodynamics, Flying Wings 20-01-006 : Simons, Martin : [cont.] eliminated the downward pitching moments at the expense of some efficiency. Wing flutter was a problem with swept back wings which twisted : Aerodynamics, Flying Wings 20-01-006 : Simons, Martin : [cont.] with speed or high lift. Drag caused by tip vortices is larger than all other sources combined at high lift, slow flight. A semi-ellipse lift : Aerodynamics, Flying Wings 20-01-010 : McDonald, Dick : The Golden Retriever activated by a heal switch on the winch foot switch assembly. When first activated, the bale moves out of the way & retrieving : Launching 20-01-010 : McDonald, Dick : [cont.] begins. When flying alone it is recommended to stop retrieving when the winch line is being pulled along the ground. Parts & diagram. : Launching 20-01-014 : Nagel, Tom & Woodyard, Ronnie : A small light winch is described using a Hobbico 40 starter motor. An Aluminum spool from a fly fishing reel, #40 monofilament line, a gutter : Winch, Launching, HLG 20-01-014 : Nagel, Tom & Woodyard, Ronnie : [cont.] spike with a welded ring is used for the turn around. Works with HLG models to 2M models. : Winch, Launching, HLG 20-01-016 : Register, Dave : Good article on recargible batteries about inspection and maintenance. Using weak or questionable batteries is a bad risk. Same with connectors : Batteries, Radio 20-01-016 : Register, Dave : [cont.] any broken wires or bad connections are easy to replace. : Batteries, Radio 20-01-017 : Eder, Stefan : Translated from German, the article talks about setting the CG and Angle of incidence (AOI). Advice from the 1st flight to final trimming. The dive : F3J, Trimming, Thermalling, Radio 20-01-017 : Eder, Stefan : [cont.] Look for skidding. Limits for up elevator, aileron deflection for F3J should not be aerobatic. Trimming for V-tail (Very Important). : F3J, Trimming, Thermalling, Radio 20-01-017 : Eder, Stefan : [cont.] Minimize up ailerons with full crow flaps to retain directional control. : F3J, Trimming, Thermalling, Radio 20-01-017 : Eder, Stefan : [cont.] radio don't mix from the beginning but adjust separately then mix. Normal aileron differential is 3:1 or 2:1. Alternate R&L turns at 45 deg. : F3J, Trimming, Thermalling, Radio 20-01-017 : Eder, Stefan : [cont.] testis a rough approach but mush better than the mfgr's suggestion. Porpoising, Turning, Spiral Behavior are discussed. If using a computer : F3J, Trimming, Thermalling, Radio 20-02-001 : Richter R/C : Weasel and Mini Weasel from Richter R/C are shown on the cover. : Flying Wings, Foamy 20-02-003 : Slates, Judy : ESL gives awards for the most improved since the previous season. Classes are Sportsman and Expert. ESL Schedule is available on RCSD web site. : Contests 20-02-004 : Midwest Slope Challenge : May 15-18 are the dates for this years event. Thursday is a fun fly day. 2 foamy classes. Lucas Inn is Headquarters at Lake Wilson, KS : Slope Soaring, Contests 20-02-005 : Bauer, Phil : Reasons why skegs are used or hated and by whom. Skeg lovers are devotees of the American thermal duration contest. Opponents are purists and : Contests, Landing 20-02-005 : Bauer, Phil : [cont.] those that think they are unsafe. : Contests, Landing 20-02-006 : Register, Dave : Using the airfoil AG12, the wing planform (A/R=9) is optimized for 3 assumptions of ellipse, elliptical + Twist, & Ellipse, Twist & Reynolds No. : HLG, DLG, Design, Aerodynamics 20-02-006 : Register, Dave : [cont.] The design of the planform must include some consideration for the wing and actual lift distribution at the minimum sink rate condition. : HLG, DLG, Design, Aerodynamics 20-02-010 : Kuhlman, B^2 : Michael Richter's Weasel (36") and Mini-Weasel (24") are reviewed. These are very responsive and stable fliers. Great trainers and good to keep : Flying Wing Kit Review, Foamy 20-02-010 : Kuhlman, B^2 : [cont.] can be discus launched or flown at the slope. www.flyweasel.com : Flying Wing Kit Review, Foamy 20-02-010 : Kuhlman, B^2 : [cont.] in your car. The radio equipment for small equipment requirements are listed. Instructions are downloaded from the Internet. The models : Flying Wing Kit Review, Foamy 20-02-014 : Stahl, Gordy : Gordy talks about his experience in finishing a 48" moth EPP Foamy. Toluene thinned goop is used to create a tough surface. The steps include sand to : Foamy, Construction, Finishing, Kit Review, Slope Soaring 20-02-014 : Stahl, Gordy : [cont.] shape, fill with spackle, paint, coat, 3M77 spray. tape for strength coat, paint, coat. Other details are given. : Foamy, Construction, Finishing, Kit Review, Slope Soaring 20-02-016 : Register, Dave : Dave says his power Duck flexible antenna works w/o an issue for 7 years. A new Futaba 9chf transmitter needed a Power Duck from George Voss : Radio 20-02-016 : Register, Dave : [cont.] www.soaringspecialties.com Instructions are given with the Power Duck. : Radio 20-02-020 : Stahl, Gordy : Photo on back cover of Bruce Davidson DS?ing a 3M Pike at Frankford KY site. Model was going near 100 mph with a 17 mph wind. : Slope Soaring, DS 20-03-001 : Garwood, Dave : Lou Garwood's Hobby Horn Sensor is shown on the cover being launched from a hill in Rotterdam, NY. Model is a Balsa & Ply RES model good for training. : Slope Soaring, RES, Training 20-03-003 : Slates, J^2 : The Seattle Area Soaring Sociaty has a very useful site with links to a number of useful articles for computer TRX mixing, trimming models : Clubs, Communications, Flying Sites 20-03-003 : Slates, J^2 : [cont.] winch and retriever maintenance, construction tips, glossary & more. Another section related to the SASS's fight with the county is described. : Clubs, Communications, Flying Sites 20-03-003 : Weston, Richard and Slates, Jud : A Jan 03 article discussed the problem of spam. When you have an e-mail address associated with a web page, use an image of the address vs. text. : Internet, Communications 20-03-005 : Knight, Sherman : King Co. WA plans to develop part of a 60 acre site for a sewage water treatment plant. The rest of the site is going to a pay for use plan. : Flying Sites, Clubs 20-03-005 : Knight, Sherman : [cont.] The new plan would leave the single user out of the site with deep pocket clubs getting use of the land. : Flying Sites, Clubs 20-03-006 : Kuhlman, B^2 : Part 3A of the series continues with the analysis of the wing twist and aerodynamic twist as it impacts lift and drag vectors. : Flying Wings, Aerodynamics 20-03-010 : Lenssen, Sydney : Compendium of Uncle Sydney's Gosip Columns tracing the rise and fall of the stake ban. The ban resulted from the death of a 16 yr old towing person : F3J, Contests 20-03-010 : Lenssen, Sydney : [cont.] heavier and more expensive. The present situation is to require sand bags as an anchor vs a steak. F3J scores depend on high and fast : F3J, Contests 20-03-010 : Lenssen, Sydney : [cont.] in April 2000. Part of the 2 man launch. Alternatives included: 1 man tow, winches, no pulleys, stakes with 2 back up stakes. Two man : F3J, Contests 20-03-010 : Lenssen, Sydney : [cont.] launches started about 10 yrs ago to accommodate heavier models. other accidents with stakes have occurred. w/o a change models will be : F3J, Contests 20-03-010 : Lenssen, Sydney : [cont.] launches vs soaring and landing skills. To be successful you need light high strength wings. Rules need rewriting - too many local rules. : F3J, Contests 20-03-016 : JR Aerotow : The first JR Aerotowing event will be held in June 13-15, 2003 in Piatt Co. Airport in Monticello, IL. Contestants will not have to dismantle their : Scale, Aerotowing, Contests 20-03-016 : JR Aerotow : [cont.] models during the event. The site is very open. The runway is 750 x 120 ft. : Scale, Aerotowing, Contests 20-04-001 : Garwood, David : Jeff Fukushima is shown at the PSS Festival in Cajon Summit, CA in 1999. He is holding his F-18 Hornet which he sells at Vortech Models : Slope Soaring, PSS 20-04-003 : Blevins, Tom : The first Midsummer's Night Workshop will emphasize flying and sharing of building ideas. Held on MD Eastern Shore. tomblevins@gwi.net : Construction 20-04-004 : Kuhlman, B^2 : Article deals with the construction of the third Blackbird (XC.3) and the 8th Blackbird to come off Bill building board. Model was designed by Dave : Flying Wings, Aerodynamics, Construction 20-04-004 : Kuhlman, B^2 : [cont.] Jones. Span is 105" and 2300 sq in, wt = 162 oz. The model is sheeted with balsa. Using thinner balsa will get wing loading down to 9 : Flying Wings, Aerodynamics, Construction 20-04-004 : Kuhlman, B^2 : [cont.] oz/sq ft. Model with have functioning rudder and flaps on the bottom. Airfoil will be BW050209. Details of fitting the radio into : Flying Wings, Aerodynamics, Construction 20-04-004 : Kuhlman, B^2 : [cont.] the fuselage and other details are given. : Flying Wings, Aerodynamics, Construction 20-04-009 : Stahl, Gordy : Title: Balance affects landings. A well balanced model will fly slower, turn better and indicate thermals better than the point shown on the plan. : Aerodynamics, Trimming 20-04-009 : Stahl, Gordy : [cont.] Experience with the CG is the best way to go. Find what is best for you. : Aerodynamics, Trimming 20-04-010 : Nagel, Tom : A Robart F-117 toy glider is modified to RC Version for sloping. While not a great flier it is pretty cool. Instruction are given for the change. : Slope Soaring, PSS, Scale 20-04-013 : Murray, Lee : The Valley Aero Modelers Silent Flight Group met at Fran LeClercq's house in March. The home has been tailored to meet his modeling interests. : Clubs 20-04-014 : Register, Dave : Most models today include some prefabrication and it is common for your model to have an accident damaging the light fuselage. This article : Fuselage, Fiberglass, Repair 20-04-014 : Register, Dave : [cont.] Patch the inside of the fuse with .75 to 1.5 oz cloth. Then go to the outside and replace the missing epoxy with glass balloon filled : Fuselage, Fiberglass, Repair 20-04-014 : Register, Dave : [cont.] Using peel ply can help with the finishing. Wet sand & prime to find the pinholes. How to repair a tail boom from outside surface. : Fuselage, Fiberglass, Repair 20-04-014 : Register, Dave : [cont.] describes how to go about fixing a fiberglass fuselage. Take out the motor, battery and radio. Align the fuselage parts. CA them together. : Fuselage, Fiberglass, Repair 20-04-014 : Register, Dave : [cont.] epoxy that is thick enough not to droop while it cures. West System epoxy is preferred. If you have to bridge gaps use glass cloth. : Fuselage, Fiberglass, Repair 20-04-015 : Kuhl, Bill : Bill gives great advise on becoming a better thermal soaring pilot. Areas include attitude, flying in all weather, practice flying smooth, : Thermalling 20-04-015 : Kuhl, Bill : [cont.] knowing the signs of lift, getting instructions from experts. Sources of training videos are given. : Thermalling 20-04-017 : Stahl, Gordy : Ten Tips That You Have Found Lift. Look for signs from birds, dist devils, dark clouds, trees moving, Known where the solar absorbers are. Notice how : Thermalling 20-04-017 : Stahl, Gordy : [cont.] other planes are flying as they fly by. Notice wind speed. Don't follow other's mistakes if they found sink. Recognize what your model is : Thermalling 20-04-017 : Stahl, Gordy : [cont.] telling you. If you find lift on launch, kite model don't stand on it. Core the lift. Use your radio's capability. Fly with model balanced : Thermalling 20-05-001 : Brusig, Doug : Cover photo shows Bill Kuhlman holding his 107" span Blackbird XC. Photo taken at 60 Acre site in Washington. : Flying Wings, XC 20-05-003 : Slates, Judy : History of Baltimore Area Soaring Society. 60 members formed in 1980. Home Page is a good source of information. www.soarmd.org : Clubs 20-05-003 : Slates, Judy : N32 records F3B(Glider) 1.9 KM, David Hall USA F5-S Electric/rechargeable 6.2K Gary Fogel USA, F1-N Indoor Glider Duration 1m 23s Jim Buxton USA : Contests 20-05-003 : Slates, Judy : Seattle Area Soaring Society has had some success in delaying the constn. of a sewage disposal plant on the 60 Acre site according to Sherman Knight. : Flying Sites 20-05-005 : Kuhl, Bill : Bill provides some valuable tips on slope soaring from eyes of a novice. Where to stand, hot to avoid mid-airs, where to fly, what to avoid. : Slope Soaring, Training 20-05-006 : Kuhlman, B^2 : Completion of the Blackbird XC-3 details shown on flap construction, cast lead weights, radio gear installation, Covering with 25' Ultracoat rolls. : Flying Wing, Construction, XC 20-05-006 : Kuhlman, B^2 : [cont.] 35 sq feet were needed. Balancing was done w/ the Panknin spreadsheet. Area is 2300 sq in. Just below FAI limits. 3 view shown. : Flying Wing, Construction, XC 20-05-011 : Arrington, Robert A. : Wings from RC Pilot I, Fuselage from LS-6 were combined. He describes how to fit parts together. : Design, Construction 20-05-012 : Nankivil, Mark & George. Pete : The Oc-Tow-Berfest 2002 was a smashing success. 180 tows from 20 pilots from 12 states. Gold metals awarded for pilots choice, best tow plane, : Scale, Aerotowing 20-05-012 : Nankivil, Mark & George. Pete : [cont.] best vintage sailplane, best modern sailplane. Many photos : Scale, Aerotowing 20-05-016 : Register, David : Hobby Lobby's whisper uses SD7037 wing with hollow core molded construction V-tail is 120 deg. Compl. hardware and close to Schuemann ellipse planform. : Kit Review, 2M 20-05-016 : Register, David : [cont.] The model needs modifications in several areas to make a quality TD model. Remount flaps, servo can location, servohorn mounts. Good Review : Kit Review, 2M 20-05-020 : Nankivil, Mark : Photo on back cover is of Walt Torgenson's 1/4 scale Airworld Slingsby Kirby Kite which won the Best Vintage Sailplane at Oc-Tow-Berfest 2002 : Scale 20-06-001 : Smith, Greg : Cover shows 2 ODR Cobras over Lake Wilson during Midwest Slope Challenge 2003 : Slope Soaring 20-06-003 : Slates, Judy : RCSD web page shares color photos corresponding to events and articles in RCSD. In invitation to share your experiences with RCSD. : Internet, Communications 20-06-004 : Kuhlman, B^2 : Pt 4 of a series the interrelationship between lift distribution, aileron configuration, adverse yaw & proverse yaw. Also how the bell shaped lift : Flying Wings, Aerodynamics, Wing, Winglets 20-06-004 : Kuhlman, B^2 : [cont.] distribution can be utilized to minimize induced drag. Ailerons or flaperons need to be placed outboard to fight adverse yaw. Klingberg Wing : Flying Wings, Aerodynamics, Wing, Winglets 20-06-004 : Kuhlman, B^2 : [cont.] had excessive Roll-Yaw coupling. Any elevon-roll movement over a minimum level was a problem. Michael Allen (Embry Riddle) makes a K.W. : Flying Wings, Aerodynamics, Wing, Winglets 20-06-004 : Kuhlman, B^2 : [cont.] modification with elliptical lift distribution w/o a problem. Internet link regarding elliptical wings and drag, etc. : Flying Wings, Aerodynamics, Wing, Winglets 20-06-012 : Blinde, Loren : Coverage of 2003 Midwest Slope Challenge with photos and notes by Dave Garwood, Joe Chovan and Greg Smith : Slope Soaring, Contests, Foamy 20-06-012 : Blinde, Loren : [cont.] 4 days of bad weather and one exceptionally good day. Wed Electrics and thermal gliders flew at Airport Hill. Thu-Official Fun Fly day with : Slope Soaring, Contests, Foamy 20-06-012 : Blinde, Loren : [cont.] some rain in late morning. Friday - Combat was a rainout George Voss has been the organizer and MC at the airport. Many Photos : Slope Soaring, Contests, Foamy 20-06-017 : Stahl, Gordy : Polk Hobbies has an 8 channel RX Seeker II w/o xtals. The RX finds the TX signal and synthesizes a match for the frequency. There is a sequence of : Radio 20-06-017 : Stahl, Gordy : [cont.] being on the same channel as another modeler at the field. RX is 2.25" x 1.5" x 0.75" : Radio 20-06-017 : Stahl, Gordy : [cont.] pushing a button, turning on the RX power w/ TX on. Works w/ any FM transmitter on 72 MHz of any Mfgr. With Spectrum module you can avoid : Radio 20-06-020 : Garwood, Dave : Mike Bailey's large scale EPP-Foam MDM Fox at Lake Wilson Midwest Slope Challenge - 2003 : Slope Soaring 20-07-001 : Garwood, David : Cover shows B-29 designed and built by Carl Maas Jr. Seen and flown at PSS Festival 2003 : PSS, Scale, Slope Soaring 20-07-003 : Thompson, D'Anne : First 4 team places and individual places held by Americans. Team finish: Switzerland, Germany, Sweden, Austria.... Links to reports and photos : F3B, Contests 20-07-004 : Kuhlman, B^2 : Changes were made after the last article. Flight performance is as good as a trainer. Details revisited. BW 05 02 09 Airfoil used for Raven was : Flying Wings, Construction, XC 20-07-004 : Kuhlman, B^2 : Details offered of Maynard Hill's world record flight across the Atlantic. AMA's Dave Brown landed model in Ireland. : Contests 20-07-004 : Kuhlman, B^2 : was digitized from the plan by Greg Payne's Foil V1.2 program. Coordinates given in article. This airfoil has proven to be good on many models : Aerodynamics 20-07-010 : Mullen, Jack : Coverage of the Inland Slope Rebels 6th annual Spring PSS Festival held May 23-25 at Southern CA's Cajon Summit. Photos by Author and : Slope Soaring, PSS, Contests 20-07-010 : Mullen, Jack : [cont.] Dave Garwood. The source of the reliable wind is described. Winning Models and builders are briefly identified. : Slope Soaring, PSS, Contests 20-07-016 : Smith, Greg and Whitford, Russ : Bernoulli's Principal is described and related to air flow on a soaring slope. Rotors and dead spots are predictable on airfoils at high angles : Slope Soaring, Aerodynamics 20-07-016 : Smith, Greg and Whitford, Russ : [cont.] because the rotor does not exist at the higher wind speed. : Slope Soaring, Aerodynamics 20-07-016 : Smith, Greg and Whitford, Russ : [cont.] of attack and on a slope. Dead spots are a good place to stand when flying on cold days. The rotor allows planes to climb higher than : Slope Soaring, Aerodynamics 20-07-016 : Smith, Greg and Whitford, Russ : [cont.] they otherwise would over the peak of the slope. When flying on a 70' slope on L. Mich. a 10-15 mph wind works better than 25 mph wind : Slope Soaring, Aerodynamics 20-07-020 : Garwood, David : "Air Rage" Mustang Reno Racer is shown on back cover. Design Moved from FG to EPP foam. : PSS, Contests, Scale, Slope Soaring, EPP 20-08-001 : Garwood, David : Cover photo is from Elmira 1999 Aero Tow event : Scale, Aerotowing 20-08-003 : Glass, Mike : LSF is the special interest group of AMA representing the soaring interests They guide R/C soaring and the NATS specifically. Officers nominations : LSF, Communications 20-08-003 : Glass, Mike : [cont.] are Tom Kallevag - Pres, Martin Doney - VP, Larry Jolly - Treas Jim Deck - Secretary (incumbent). To remain active members need to : LSF, Communications 20-08-003 : Glass, Mike : [cont.] contact the LSF every 2 years with updated information. james.deck@comcast.net : LSF, Communications 20-08-004 : Lange, Rense : An essay titled "Model Sailplane Competition - From Awarding Points to Measuring Performance Skills" A statistical performance scaling technique : Contests 20-08-004 : Lange, Rense : [cont.] is discussed as a way to more objectively rank contestants. variability at the top and bottom of the score sheet becomes greatest. : Contests 20-08-012 : Register, David : Denny Maize's XP3 Kit is Reviewed. Kevlar Pod and CF boom, composite foam core wing. Uses Drella Airfoil. Care in choosing equipment and glues is : DLG, Kit Review 20-08-012 : Register, David : [cont.] recommended. Flight performance is excellent. Many tips and comments on the construction. : DLG, Kit Review 20-08-016 : Kuhlman, B^2 : Instructions for changing servo direction are given. When servos were Larger, connections to the hardware were switched. With smaller equipment : Radio, Servo 20-08-016 : Kuhlman, B^2 : [cont.] cutting wires and switching polarity on pot and motor works better. Servo reversing harnesses and modules are available on the market. : Radio, Servo 20-08-020 : Garwood, David : Photo of a vintage sailplane under tow at Elmira 1997 Aero Tow Event. : Scale, Aerotowing 20-09-001 : Kuhlman, B^2 : Cover photo of Alyssa Wulick's House of Balsa 2 x 6 all wood glider model after being constructed. She is only 7 years old. : 2M, Kit Review 20-09-003 : Kriesel, Mike : Mike reports that upper Michigan Dunes are now off limits for slope soaring according to Grand Sable Dunes Park Management. Greg Smith Responds that : Slope Soaring, Flying Wings 20-09-003 : Kriesel, Mike : [cont.] Keweenaw Peninsula facing Northwest to Lake Superior. Cliffs are 50 to 100' high. : Slope Soaring, Flying Wings 20-09-003 : Kriesel, Mike : [cont.] Sleeping Bear Dunes can be flown when you sign in at the ranger station. Chuck Young says that there are dunes near Houghton, MI on the : Slope Soaring, Flying Wings 20-09-003 : Steve - : Steve had a Windstar AFR which he felt flew like a dog. Gordy Stahl's articles on trimming and CG got him to remove 2 oz. of lead from the nose. : Trimming, Flying 20-09-003 : Steve - : [cont.] Now he is quite happy with the model's performance. articles on trimming and CG got him to remove 2 oz. of lead from the nose. : Trimming, Flying 20-09-004 : Kuhlman, B^2 : Alyssa Wulick wanted to build another model and chose Dieter Paff's PN9. Bill suggested changes and renamed the model the Diva. Changes are discussed : Flying Wing 20-09-004 : Kuhlman, B^2 : [cont.] including a new fuselage, fin & rudder. Wing is triple taper. elevator is back enough to be effective and ailerons are closer to CG : Flying Wing 20-09-004 : Kuhlman, B^2 : [cont.] so they don't change pitch. AF is BW 05 02 09, Orders for the plans are requested. : Flying Wing 20-09-008 : Murray, Lee & Weiler, Emil : Experience of a TD Flier on his first real slope flying trip to South Dak. Emil Weiler's log of the trip is humorous and exciting. : Slope Soaring, Flying Sites, Humor 20-09-010 : Wulick, Alyssa : 7 Year old Alyssa of Gig Harbor WA built a 2x6 HOB model with 6' WS. Her dad shortened the nose by 1". Also the wing tip panels were changed : Kit Review, 2M 20-09-010 : Wulick, Alyssa : [cont.] to a straight trailing edge. Other mods were made by her dad. She describes good building practices and 3 piece wing and aileron control. : Kit Review, 2M 20-09-014 : Stahl, Gordy : Gordy Presents Logic of how CG affects launching, attitude & stalling indirectly. Tow hook position is very important. A well trimmed model : Launching, Trimming, CG 20-09-014 : Stahl, Gordy : [cont.] with good tow hook position will load the winch & produce speed without flaps. Gordy doesn't buy any warnings about neutral CG. : Launching, Trimming, CG 20-09-016 : Register, David : Comparison between 2M Whisper and Starling Pro by www. soboxplanes.com Jim Frickey's bal link attaching tool allows easy removal and installation : Aerodynamics, Construction, Kit Review, 2M 20-09-016 : Register, David : Update on changes to XP3 DLG design. Servo selection information Battery Pack Selection. Polecat Aero Produces the XP3. : Kit Review, DLG, Radio 20-09-016 : Register, David : [cont.] of ball links. Timers have responsibilities to keep an eye on the model and be situationally aware for the pilot. Dangerous incident reported : Aerodynamics, Construction, Kit Review, 2M 20-09-020 : Murray, Lee : Back Cover photo of Bill Kuhl flying his wing off a slope in South Dakota. : Slope Soaring, Flying Wing 20-10-001 : Garwood, Dave : The CR Aircraft Renegade is shown on the front page of RCSD. Photo was taken at the Lake Wilson, KS, Midwest Slope Challenge : Slope Soaring, Contest 20-10-003 : Bacus, Jim : Jim has an on-line report of the US F3J team selection event with photos on his web page www.jimbacus.net : F3J Contests 20-10-003 : Kuhlman, Bill : As a follow up to the article on the House of Balsa 2x6 the address of HOB is given: 10101 YUCCA ROAD, ADELANTO, CA 62301 (760-246-6462) : Kit Review 20-10-003 : Nation, Paul : Paul has posted photos of the SOSS Aero Tow Event at Montague on his web page: http://radiocarbonart.com/Pages/zmontepicsone.html and ...two.html : Aerotwo, Contests, Scale 20-10-004 : Kuhnlan, B^2 : Twist distribution for swept wings Part 5 continues with a discussion of how to minimize middle effect where the lift is reduced in the middle : Flying Wings, Aerodynamics 20-10-004 : Kuhnlan, B^2 : [cont.] Calculations of sweep angles by Irv Culver and Walter Panknin are discussed and equations shown. : Flying Wings, Aerodynamics 20-10-004 : Kuhnlan, B^2 : [cont.] of the wing as a consequence of twist. Early attempts to describe the problem by Horten, Schrenk and Multhopp were not very satisfactory. : Flying Wings, Aerodynamics 20-10-012 : Garwood, Paula : Paula lists the uses for things found in husband Dave's shop. White Glue goop, CA, heat shrink tubing, Dremel tool, scroll saw, mini plane, etc. : Construction 20-10-014 : Smith, Greg : Slope soaring offers more time to learn to control a model than TD. The Weasel from Richter RC is a good model for all skill levels. : Slope Soaring, Training, Kit Review 20-10-014 : Smith, Greg : [cont.] A kit review appeared earlier in RCSD. It is a 36" span foamy and one that gives lots of fun. : Slope Soaring, Training, Kit Review 20-10-016 : Stahl, Gordy : Gordy shares his experience with modern CF fuselages that shield RF because of the conductive nature of carbon. He demonstrates a way to route the : Radio, Safety, Composites, Fuselage 20-10-016 : Stahl, Gordy : [cont.] antenna out of the fuselage to the fin post. His talking altimeter from Picalario tells him when his signal is too weak. Testing method : Radio, Safety, Composites, Fuselage 20-10-018 : Frank, Sandy : Only 10-12% of AMA members vote and many of these are not mailed separately and are destroyed. He states his platform for Dist VIII VP. : AMA 20-10-020 : Register, Dave : Photo from The Last Fling contest sponsored by Tulsa RC Soaring Club. : Thermal Soaring, Contests 20-11-001 : Berg-Sonne, Anker : Photos of Phil Barnes' Mantis are shown on front and back covers of RCSD An article on the history of the Mantis to be in December issue. : Kit Review, Thermal Duration, UNL 20-11-003 : Kuhlman, B^2 : In his trans-Atlantic flight Maynard Hill set 2 world records for sub-F3A. Distance in a straight line: 3,030 km and Duration: 38h, 52m, 19s : Contests 20-11-003 : Posthuma, Calvin : The West Michigan Soaring Society of Grand Rapids has linked their site to RCSD. The site is worth a visit www.rcsoaring.org : Internet, Clubs 20-11-005 : Stahl, Gordy : Gordy explains why proper CG settings should be done at flying airspeed. Gordy proposes flying inverted and seeing if -elevator is needed. : Aerodynamics, Trimming 20-11-005 : Stahl, Gordy : [cont.] a heavy nose will provide security of self recovery but not without a drag penalty that will hurt you when flying slow. : Aerodynamics, Trimming 20-11-006 : Register, Dave : Dave repairs a sloppy rear wing alignment pin situation and provides a method to fix it and also to establish one on a new model. A template is : Construction, Fuselage 20-11-006 : Register, Dave : [cont.] made from the wing root and transferred to the fuselage where the alignment pin can be precisely located. : Construction, Fuselage 20-11-008 : Murray, Lee : Strong thermals were found over tree lines which suggests that threes can be sources of thermals under certain conditions. Greg Ciurpita points out : Internet, Weather, Thermal Soaring 20-11-008 : Murray, Lee : [cont.] that Wunderground Weather makes available weather reports from very numerous private sources on the internet. This could be helpful : Internet, Weather, Thermal Soaring 20-11-008 : Murray, Lee : [cont.] to slope soaring and thermal soaring fliers who want to know what conditions at the field really are. : Internet, Weather, Thermal Soaring 20-11-010 : Slates, Jerry : Jerry provides some valuable information to help you plan a flying vacation in CA. Contacts for two clubs are given and driving information : Flying Sites 20-11-010 : Slates, Jerry : [cont.] to various points of interest between fields. The two clubs are SVSS and Clear Lake Modelers which is a club flying wet & electric models. : Flying Sites 20-11-012 : Drella, Mark : Great design article with equations and constants for designing wings to withstand launch loads based on foam and composite materials. : Design, Wing 20-11-016 : Ciurpita, Gregory : 3 kinds of planforms are compared in Lift and Drag by spanwise position The popular airfoil SD7037 is used in the example. Great learning article. : Wind Design, Aerodynamics 20-12-001 : Kuhlman, B^2 : Jochen Haas' Toborca flying wing is shown being launched on a slope in Germany. : Flying Wing, Design, Slope Soaring 20-12-003 : Seawright, Gary : The Houston Hawks have a new web page domain name: www.houstonhawks.org They have a free 30 consecutive day training program using an Aspire. : Internet, Clubs, Training 20-12-003 : Seawright, Gary : [cont.] Three instructors are listed and people can apply for the training. : Internet, Clubs, Training 20-12-003 : Slates, Jerry & Judy : RCSD suspends paid advertisement after the Dec 03 issue. : Communications 20-12-004 : Kuhlman, B^2 : The RTF Toborca by Jochen Haas was covered in the 8-2001 issue. The design parameters are available on spreadsheets in Excel and Appleworks. The : Flying Wings, Design 20-12-004 : Kuhlman, B^2 : [cont.] by John Derstine - Endless Mountain Models (www.scalesoaring.com) : Flying Wings, Design 20-12-004 : Kuhlman, B^2 : [cont.] design uses 6 flaps to achieve all axis control. A JR 10X and 8103 can be programmed to control the various controls. The model is imported : Flying Wings, Design 20-12-007 : Kuhlman, B^2 : The Golden Are of Soaring by Alvin Sugar covers the development of RC gliders. There is some basic teaching of model aerodynamics but continues : Book Review, Aerodynamics, Design 20-12-007 : Kuhlman, B^2 : [cont.] book can be downloaded in PDF form for $7.50 or purchased on 3.5" disc for $15. evaluate at www.geocites.com/simsoar : Book Review, Aerodynamics, Design 20-12-007 : Kuhlman, B^2 : [cont.] contests where forces are limited and the skill of the contestant becomes more important than how much launch force can be used. The : Book Review, Aerodynamics, Design 20-12-007 : Kuhlman, B^2 : [cont.] to cover the universe of limited launch models and contests. Al is a long term proponent of inexpensive models that can be flown in : Book Review, Aerodynamics, Design 20-12-008 : Register, David; et.al. : Various RCSD contributors make suggestions for gift ideas for modelers. The ideas are too numerous to list separately. : Communications, Construction, Sailplanes 20-12-014 : Berg-Sonne, Anker : The history of the development of the Mantis line of sailplanes was not short or simple. The original designer was Tom Kiesling of Charles River : UNL, 2M, Sailplane, Design 20-12-014 : Berg-Sonne, Anker : [cont.] Radio Controllers and Eastern Soaring League. Friends and fellow club members participated in the development with different wings, planforms : UNL, 2M, Sailplane, Design 20-12-014 : Berg-Sonne, Anker : [cont.] and building methods. Heavy models were replace with lighter ones Phil Barns, Terry Lukenbach, Mark Drella, Jason Werner all participated. : UNL, 2M, Sailplane, Design