BUILDING Giant Scale RC model airplane wondrously complex undertaking takes talent skill intelligence no small measure man ual dexterity involves woodworking metal working rudimentary knowledge elec tronics well familiarity science aerodynamics Viewed neophyte construc tor can truly daunting task model builders have literally spent years learning techniques needed con struct successful miniature aircraft Others us embark model building project mm smum experience helped along books mag azines instructions included Giant Scale kits purase local hobby shop mail order models get built flown beginners almost defies understanding because no formalized training instruc tional program reach anyone Thats rightthere isnt anything remotely re sembling school model builders school Radio Control fliers First US RIC Flight School 521 5 Sawyer Shawano WI 54166 nothing comparable Radio ConBuzz Butler immaculate RD-B L Scratch-built Dennis Tapsfields drawing bird powered Tartan Twin weighs 17 lb Don Lowe drew plans Larry Stoughton Dawn Patrol Chapter built Y3-scale Extra 230 R 37-cu-in Sachs powers MonoKote lacquer provide color shine Note pilot Garfield Ron Compton proud scratch-built 1/3-scale Ole Tiger 1 Span 74 weight 105 lb An 05 90 four-stroker turns prop Finish dope over Solartex Bob Eson IMAA Director District IX modified non-scale RoadRunner R Built Bob Carpenters drawings nose lengthened tail moved back 2- wing lowered two added cabin turtledeck cowling 52 Model Aviation Radio Control Giant Scale John de Vries Colonel USAF Ret 46l0 Moffat Ln Colorado Springs CO 80915 Ziroli 1A-scale Curtiss P-40D built Bob McLeod Pikes Peak RC Club uses 90 re tracts copies paint scheme full-scale Warhawk display Peterson AFB trol model builders start cutting balsa youre own youre AMA IMAA member ever substantial help phone call awayfrom skilled model builders local model club chapter Nothing can better personal direct assistance knowledge able fellow RC enthusiast comes solv ing sticky construction problems Actually thats prime reasons join AMA char tered club IMAA chapter Theres usually master builder club experience will shared asking isnt theres fellow member has met difficulty youre experiencing can help over rough spots coop erative spirit between model builders wonder behold Having observed over 50 years bobby author never ceases amazed unselfish willingness model builder help another Probably instructive part club meeting almost universal show-and-tell Members bring recently constructed birds edification Its golden opportunity everyone share trials tribulations ultimate triumph show n teller want leam build RC models just look listen Although event may unique IMAA Chapter 90 Colorado Dawn Patrol Denver has raised show-and-tell ulti mate experience Smack-dab middle winter schedule Winter Project Re view Technical Seminar floor Waynes Automotive covered Giant Scale RC models various stages construction Saturday mid-March 1988s date March 19 Practically everybody chapter partici pates what has become premier learning ex perience Wandering among models cant help provide outstanding educational expe rience particularly stop chat individual builders chapter doesnt let go sched uled technical seminar would model ing university proud year example Bob Eson demonstrated use Solar Film laid over Solartex base Bob Higgins showed method brazing sweating nonferrous tals demonstration included joining two alu minum pop cans Ron Compton shared techContinued page 141 SCALE RADIO CONTROL WHE CONTROL-UNE ELS FREE-FLIGHT QQO VINTAGESMOOTHGOLDEN AGENEW sizes2/2CONTOURsizes24BALLOON 31/a" 2"31/a 1313%1321/241/2 1144/a1%311/443/a3%51/4 114511/241/211/25334 17/aES/82%51/417/i6 SCALE PILOTS CYLINDERS NE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS iLLOzAIS Send *3 fully illustrated catalog other kite accessories ~— DEPT MA PAWNEE ST SAN MARCOS CA e 92069 September 1988 53 Dawn Patrol IMAA chapter Denver Co held recent Mid-Winter Seminar Ron Comp ton shown demonstrating use foam core board building Giant Scale models RADIO CONTROL SHORT KITS FOR 25 TO 45 ENGINES VISIT OUR OUTLET STORE AT 15 MORGAN STREET IN CRYSTAL LAKE IL QUALITY PRODUCTS SINCE 1g64 THESE TWINS HAVE BEEN DESIGNED BY NATIONALS CHAMPION HAL PARENTI AND REFLECT HIGH CALIBER OF MODEL ENGINEERING THAT IS HARD TO BEAT AS WITH ALL OF OUR SHORT KITS THEY ARE BUILT AROUND FOAM CORE WING AND BOX FRAME FUSELAGE FOR SIMPLE BUT STURDY CONSTRUCTION THE SPECIALLY DESIGNED AIRFOILS AND GENEROUS TAIL AREAS GIVE THEM OUTSTANDING FLIGHTPERFORMANCE THROUGH OUT THE ENTIRE SPEED RANGE NEW P-38 LIGHTNING TWIN 706495 0 A-26 INVADER TWIN 685495 SHORT KITS INCWDE WING CORES CANOPIES COWLS PLANS ENGINE MOUNTS FIRE WALLS MOLDED MISC PARTS SHORT HARDWARE PACKAGE AND MATERIALS LIST FOR ADDITIONAL BALSA AND HARDWARE NEEDED ORDERING SEND CHECK OR MONEY ORDER FOR REOUIRED AMOUNT PLUS 450 PER KIT CANADIANS ADD $650 TO WING MFG PO BOX 33 CRYSTAL LAKE 1L60014 ILLINOIS RESI DENTS ADD 64% SALES TAX ALL ORDERS MUST REIN US FUNDS SEND 355 FDR PRODUCT CATALOG DESCRIRING OUR COMPLETE LINE OF FOAM WING CORES ACCESSORIES KITS TOOLS AND MUCH MORE sjh/A4 MEG WORLD WAR II FIGHTER SERIES AGM2 ZERO 54 SPAN 2995 P-40 TOMAHAWK 55 SPAN. 2995 P-39 A IRA COBRA 55 SPAN . 2995 P-Sb MUSTANG 54 SPAN . 2995 C202 FOLGORE 56 SPAN 5 FOCKE WULF 19054 SPAN. 2995 PHONE 815-459-0417 feel models can improved fair bit regret people dont have go F3B experience thrill pilot ing beautifully handling plane various tasks really belief F3B Formula Soaring hope few people will have go Sportsman TaskIF3B League introduced 1988 amazing few dedicated F3B fliers coun try Great BritainEd well international competitions Im sure would better still support come budding World Champs Have go dont know what youre missing Im thankful Bill Stephen Haley Great Britain took time share thoughts fellow sportsmen Thanks too Sean Walbank having news letter readand pass US Sailplaners ULF-1 plans article Wasserkuppe appeared May issue photos unusual glider known Ultra Light Footlaunch-One Quite few readers sent let ters requesting get plans infor mation interesting plane Unfortu nately didnt know time write plans MAs publisher Carl Wheeley did lot spadework located magic address Dieter Reich Heiner Neumann Anecho strasse No 16 D-8000 Munchen 82 West Ger ULF-1 plan pack consists 30 blueprints cutaway drawings illustrations English price 1986 360 Deutsch Marks about $215 current exchange rates source Carls information wants remind potential builders man-carrying craft footlaunch gliders just unforgiving life limb other aircraft advice anyone attempting fly should have prior struction training conventionally launched sailplanes Amen 1988 MARCS Sailplane Symposium Chairman Bill Vogelsang wants everyone know Symposium will held November 12-13 1988 Madison WI format will similar previous years talks table clinics etc may wish arrive early trip FAA Museum Oshkosh will arranged fall get-together becoming must Sailplaners Midwest others can fly weekend Anyone would like further information welcome write Bill 5933 Mayhill Dr Madison WI 53711 Slope Soaring news Im sure Sailplaners avidly reading Model Aviations new Slope Soaring column edited mark Triebes specialized Slope column first American magazines another sign progress making spreading gospel Person ally Im very encouraged positive things happening SoaringMarks new column being just example part future Ill concentrate flatland Soaring defer mark Slope matters may occasional exception special event feel close such Scale Slope Fun-Fly held Richland WA over Labor Day weekend Contest Direc tor Wil Byers phoned just before deadline time column let everyone know TRICS-sponsored Fun-Fly tremendous suc cess 58 fliers over 100 Scale planesboth regular Sailplanes Power Scale ships people came just spectate talk Scale Sailplanes 124 Saturday evening banquet turnout much much bigger us dared hope last year Bill Liscomb San Diego suggested such event Wil stepped forward offer TRICS magnificent slopes Give Sailplaners what want theyll come out also super support model man ufacturers dealers contributed over $4000 worth merchandise top ra dios Scale kits Wil said flier received some prize icing cake because everyone great time anyway Wil promised send complete report pictures next months column RC Giant Scale/de Vries Continued page 53 nique using plastic foam board Ken Otto elucidated techniques heat seating com ponents coatings white glue Vail Kinsey updated crowd silver-soldering techniques application silver soldering engine mufflers Leo Ford expert field demon strated fiberglass molding techniques including male female molds use release agents seminar topped off District IX Ra dio Frequency Coordinator Steve Mangles presented some enlightening facts about narrowband broadband transmitters receivers Theres lot recommend foilowing Chapter 90s lead scheduling such super show-andtell supreme example modelers helping modelers having ball doing recommending things club has taken plunge voted certify its RC transmitters May meeting certification orgy over 200 transmitters checked stickered Although isnt AMA requirement flying club field should now much safer electronically process combined use six carefully spaced concrete-block pilot positions should result mimmum radio interactive interference Now can convince people tum-on un less have pin latest Wendell Hostetlers Plans Works 1041 Heatherwood Lane Orrville OH 44667 big Fairchild PT-19 Its beautiful usual Wendell said moved bunch USAAF trainer drawings Toledo shin dig attesting excellence Bob Holman PO Box 741 San Bernardino CA 92402 producing some beauties World War subjects first SESA Dennis Bryant quarter-scale will knock sox off Dead-on scale shows mark master Scale builder drawings $2495 plus $3 P&H second new set plans Bob aimed true scratch-builder What hes done enlarge own Nieuport 17 drawings quarterscale show scale internal structure would adequate construct model truly dedicated builder plans $15 However Bob says hell send both SESA Nieuport 17 drawings customer $35posiaid Nicuport plans successful Bob mdiContinued page 144 September 1988 141 RC Giant Scale/de Vries Continued page 141 cates hell Sopwith Triplane quarter-scale next Ive got see good friend called recently test fly newly developed Giant Scale model Hes ace pilot kind guy people call make first flights uncommon procedure amongst Scale designers/builders After maldng meticulous safety inspection new model bit apprehensive about alleron con trol installation designer chosen ose plastic pushrods although aileron its own servo werent supported through full length ground check en gine running showed proper control movement initial test flight attempted After few tries model airborne Hap pily bird easily trimmable friend test pilot made some passes over runway mandatory photo session photographers both well-qualified Giant builders fliers own right After first pass re duced airspeed thought heard some thing second pass engine running full-bore confirmed suspicions aile rons fluttering alarmingly telltale blur both wing tips noise flutter loud enough heard over roar 108 course friend test pilot honked back throttle reduce airspeed made slow sweeping pattem equally gentle straightin approach off-runway landing caused bird tumble damage relatively small assembled experts allowed flut ter resulted unsupported aileron pushrods recommended repalred wing modified provide pushrod tie-down three inches along length drastic corrective action considered adding internal dynamic balances within wing forward aileron spar Rather make both modifications former suggestion increased pushrod support adopted inner plastic rod twopiece pushrods changed less temperature sensitive flexible cable Another day another test flight later bird performed perfectly evidence flutter gone model beauty control alr couple lessons can gained ex perience First test flight new model de sign just thata test pilot must pre pared unexpected qualified meet Second safe flight RC model alrplane con trol surfaces must function air Surface flut ter can render model uncontrollable can cause model disintegrate air Its aggravated high airspeeds strikes slow bird down land immediately proficient test pilots its darn good idea qualified observer two hand initial test flights Unencumbered flying bird observations can abso lutely invaluableas case friends first flight does month Back atcha next month RC Electrics/Kopski Continued page 55 Motor installation Battery installation Templates cooling hole Wiring diagram airhome Prop Stop Authors 1982 flight profile Spectra-Soar flight togram Persuader flight histo gram J-3 flight histogram Playboy flight histogram Wing fuselage con struction Motor power vs model weight Spectra exploded view Charge systems schematics Charge-splitter acces sory Volt- current-meter schematics High-current shunt pic torial Twin wiring diagram DC-DC Super Charger modification 9 Meets comments/coverage Boeing Hawks SAM 76 KRC Electric Fly Intemational Canada South Shore MA Sparks Houston Daniel Boone Silent Fliers Astro Champs 1/84 1/84 1/84 2/84 2/84 3/84 3/84 3/84 3/84 3/84 4/84 6/84 11/84 5/85 6/85 7/85 12/85 4/86 6/87 9/87 10/87 11/84 6/85 7/86 7/87 1/85 7/85 8/85 11/85 12/85 7/86 6/87 11/84 1/85 6/85 1/86 7/86 1/87 6/87 1/88 4/88 5/88 6/85 6/85 12/85 7/86 5/87 6/85 4/86 5/87 8/85 2/86 7/86 10/86 8/85 MAC Huntsville 86 F3E meet Suggestions Largest County Soaring Eagles EMF/Chicago CASA Urion Lake Eastem Free Flight Conference Harbor Soaring Society Midwest Electric Fly WES2 Lehigh Valley First An nual Winston-Salem 10 Miscellaneous Reader mail Series review over sights Things Id like sec Flight logbook Stopwatch transmitter mount AlA Electric series er rata Twins Cold-weather flying Robbe Electric supplies EAA Newsletters Flight records High-current meter Dwight Holley Personal statements Electric Flier Patch Graupner Electric prod ucts ii Motors work Mounts mount assembly Venting Brashes commutators Break-in Bearings Prop adaptors Features Size Testing Power input/output Efficiency Flux rings Comparison Speed reducers belt gear Hot-wind Large Controls/speed controls 9/85 3/86 5/86 5/86 7/86 12/86 7/87 7/86 9/87 10/86 6/87 6/87 7/87 7/87 6/88 7/88 7/88 8/88 6/84 6/85 5/87 6/84 6/84 8/84 8/84 8/84 2/85 6/87 7/87 2/85 2/87 3/87 2/85 12/85 4/87 4/88 3/86 12/86 6/87 5/86 5/86 2/87 3/87 6/87 7/88 9/87 12/87 8/83 5/87 8/83 7/84 11/84 2/87 5/87 7/87 8/87 10/87 8/88 8/83 4/85 8/83 4/85 8/83 8/83 8/83 4/85 8/83 4/85 8/83 4/87 6/87 7/87 4/88 8/83 4/85 4/87 6/87 7/88 8/88 8/83 8/83 8/83 8/83 4/85 11/83 5/84 3/87 3/88 6/88 5/87 8/87 8/88 2/85 4/85 3/86 4/88 5/88 7/88 2/84 6/85 2/86 2/87 7/88 144 Model Aviation OH Scai -Extra 230 Kits Now Available Three Sizes 30% Scale Kit plus 815 shipping 1/3 Scale Kit plus 815 shipping 1/4 Scale Kit ~ plus 810 shipping Cash VISA Certified Check R/C EXTRAS 712-943-4102 RR1 Box 28B Sergeant Bluff IA 51054
Edition: Model Aviation - 1988/09
Page Numbers: 52, 53, 141, 144
BUILDING Giant Scale RC model airplane wondrously complex undertaking takes talent skill intelligence no small measure man ual dexterity involves woodworking metal working rudimentary knowledge elec tronics well familiarity science aerodynamics Viewed neophyte construc tor can truly daunting task model builders have literally spent years learning techniques needed con struct successful miniature aircraft Others us embark model building project mm smum experience helped along books mag azines instructions included Giant Scale kits purase local hobby shop mail order models get built flown beginners almost defies understanding because no formalized training instruc tional program reach anyone Thats rightthere isnt anything remotely re sembling school model builders school Radio Control fliers First US RIC Flight School 521 5 Sawyer Shawano WI 54166 nothing comparable Radio ConBuzz Butler immaculate RD-B L Scratch-built Dennis Tapsfields drawing bird powered Tartan Twin weighs 17 lb Don Lowe drew plans Larry Stoughton Dawn Patrol Chapter built Y3-scale Extra 230 R 37-cu-in Sachs powers MonoKote lacquer provide color shine Note pilot Garfield Ron Compton proud scratch-built 1/3-scale Ole Tiger 1 Span 74 weight 105 lb An 05 90 four-stroker turns prop Finish dope over Solartex Bob Eson IMAA Director District IX modified non-scale RoadRunner R Built Bob Carpenters drawings nose lengthened tail moved back 2- wing lowered two added cabin turtledeck cowling 52 Model Aviation Radio Control Giant Scale John de Vries Colonel USAF Ret 46l0 Moffat Ln Colorado Springs CO 80915 Ziroli 1A-scale Curtiss P-40D built Bob McLeod Pikes Peak RC Club uses 90 re tracts copies paint scheme full-scale Warhawk display Peterson AFB trol model builders start cutting balsa youre own youre AMA IMAA member ever substantial help phone call awayfrom skilled model builders local model club chapter Nothing can better personal direct assistance knowledge able fellow RC enthusiast comes solv ing sticky construction problems Actually thats prime reasons join AMA char tered club IMAA chapter Theres usually master builder club experience will shared asking isnt theres fellow member has met difficulty youre experiencing can help over rough spots coop erative spirit between model builders wonder behold Having observed over 50 years bobby author never ceases amazed unselfish willingness model builder help another Probably instructive part club meeting almost universal show-and-tell Members bring recently constructed birds edification Its golden opportunity everyone share trials tribulations ultimate triumph show n teller want leam build RC models just look listen Although event may unique IMAA Chapter 90 Colorado Dawn Patrol Denver has raised show-and-tell ulti mate experience Smack-dab middle winter schedule Winter Project Re view Technical Seminar floor Waynes Automotive covered Giant Scale RC models various stages construction Saturday mid-March 1988s date March 19 Practically everybody chapter partici pates what has become premier learning ex perience Wandering among models cant help provide outstanding educational expe rience particularly stop chat individual builders chapter doesnt let go sched uled technical seminar would model ing university proud year example Bob Eson demonstrated use Solar Film laid over Solartex base Bob Higgins showed method brazing sweating nonferrous tals demonstration included joining two alu minum pop cans Ron Compton shared techContinued page 141 SCALE RADIO CONTROL WHE CONTROL-UNE ELS FREE-FLIGHT QQO VINTAGESMOOTHGOLDEN AGENEW sizes2/2CONTOURsizes24BALLOON 31/a" 2"31/a 1313%1321/241/2 1144/a1%311/443/a3%51/4 114511/241/211/25334 17/aES/82%51/417/i6 SCALE PILOTS CYLINDERS NE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS iLLOzAIS Send *3 fully illustrated catalog other kite accessories ~— DEPT MA PAWNEE ST SAN MARCOS CA e 92069 September 1988 53 Dawn Patrol IMAA chapter Denver Co held recent Mid-Winter Seminar Ron Comp ton shown demonstrating use foam core board building Giant Scale models RADIO CONTROL SHORT KITS FOR 25 TO 45 ENGINES VISIT OUR OUTLET STORE AT 15 MORGAN STREET IN CRYSTAL LAKE IL QUALITY PRODUCTS SINCE 1g64 THESE TWINS HAVE BEEN DESIGNED BY NATIONALS CHAMPION HAL PARENTI AND REFLECT HIGH CALIBER OF MODEL ENGINEERING THAT IS HARD TO BEAT AS WITH ALL OF OUR SHORT KITS THEY ARE BUILT AROUND FOAM CORE WING AND BOX FRAME FUSELAGE FOR SIMPLE BUT STURDY CONSTRUCTION THE SPECIALLY DESIGNED AIRFOILS AND GENEROUS TAIL AREAS GIVE THEM OUTSTANDING FLIGHTPERFORMANCE THROUGH OUT THE ENTIRE SPEED RANGE NEW P-38 LIGHTNING TWIN 706495 0 A-26 INVADER TWIN 685495 SHORT KITS INCWDE WING CORES CANOPIES COWLS PLANS ENGINE MOUNTS FIRE WALLS MOLDED MISC PARTS SHORT HARDWARE PACKAGE AND MATERIALS LIST FOR ADDITIONAL BALSA AND HARDWARE NEEDED ORDERING SEND CHECK OR MONEY ORDER FOR REOUIRED AMOUNT PLUS 450 PER KIT CANADIANS ADD $650 TO WING MFG PO BOX 33 CRYSTAL LAKE 1L60014 ILLINOIS RESI DENTS ADD 64% SALES TAX ALL ORDERS MUST REIN US FUNDS SEND 355 FDR PRODUCT CATALOG DESCRIRING OUR COMPLETE LINE OF FOAM WING CORES ACCESSORIES KITS TOOLS AND MUCH MORE sjh/A4 MEG WORLD WAR II FIGHTER SERIES AGM2 ZERO 54 SPAN 2995 P-40 TOMAHAWK 55 SPAN. 2995 P-39 A IRA COBRA 55 SPAN . 2995 P-Sb MUSTANG 54 SPAN . 2995 C202 FOLGORE 56 SPAN 5 FOCKE WULF 19054 SPAN. 2995 PHONE 815-459-0417 feel models can improved fair bit regret people dont have go F3B experience thrill pilot ing beautifully handling plane various tasks really belief F3B Formula Soaring hope few people will have go Sportsman TaskIF3B League introduced 1988 amazing few dedicated F3B fliers coun try Great BritainEd well international competitions Im sure would better still support come budding World Champs Have go dont know what youre missing Im thankful Bill Stephen Haley Great Britain took time share thoughts fellow sportsmen Thanks too Sean Walbank having news letter readand pass US Sailplaners ULF-1 plans article Wasserkuppe appeared May issue photos unusual glider known Ultra Light Footlaunch-One Quite few readers sent let ters requesting get plans infor mation interesting plane Unfortu nately didnt know time write plans MAs publisher Carl Wheeley did lot spadework located magic address Dieter Reich Heiner Neumann Anecho strasse No 16 D-8000 Munchen 82 West Ger ULF-1 plan pack consists 30 blueprints cutaway drawings illustrations English price 1986 360 Deutsch Marks about $215 current exchange rates source Carls information wants remind potential builders man-carrying craft footlaunch gliders just unforgiving life limb other aircraft advice anyone attempting fly should have prior struction training conventionally launched sailplanes Amen 1988 MARCS Sailplane Symposium Chairman Bill Vogelsang wants everyone know Symposium will held November 12-13 1988 Madison WI format will similar previous years talks table clinics etc may wish arrive early trip FAA Museum Oshkosh will arranged fall get-together becoming must Sailplaners Midwest others can fly weekend Anyone would like further information welcome write Bill 5933 Mayhill Dr Madison WI 53711 Slope Soaring news Im sure Sailplaners avidly reading Model Aviations new Slope Soaring column edited mark Triebes specialized Slope column first American magazines another sign progress making spreading gospel Person ally Im very encouraged positive things happening SoaringMarks new column being just example part future Ill concentrate flatland Soaring defer mark Slope matters may occasional exception special event feel close such Scale Slope Fun-Fly held Richland WA over Labor Day weekend Contest Direc tor Wil Byers phoned just before deadline time column let everyone know TRICS-sponsored Fun-Fly tremendous suc cess 58 fliers over 100 Scale planesboth regular Sailplanes Power Scale ships people came just spectate talk Scale Sailplanes 124 Saturday evening banquet turnout much much bigger us dared hope last year Bill Liscomb San Diego suggested such event Wil stepped forward offer TRICS magnificent slopes Give Sailplaners what want theyll come out also super support model man ufacturers dealers contributed over $4000 worth merchandise top ra dios Scale kits Wil said flier received some prize icing cake because everyone great time anyway Wil promised send complete report pictures next months column RC Giant Scale/de Vries Continued page 53 nique using plastic foam board Ken Otto elucidated techniques heat seating com ponents coatings white glue Vail Kinsey updated crowd silver-soldering techniques application silver soldering engine mufflers Leo Ford expert field demon strated fiberglass molding techniques including male female molds use release agents seminar topped off District IX Ra dio Frequency Coordinator Steve Mangles presented some enlightening facts about narrowband broadband transmitters receivers Theres lot recommend foilowing Chapter 90s lead scheduling such super show-andtell supreme example modelers helping modelers having ball doing recommending things club has taken plunge voted certify its RC transmitters May meeting certification orgy over 200 transmitters checked stickered Although isnt AMA requirement flying club field should now much safer electronically process combined use six carefully spaced concrete-block pilot positions should result mimmum radio interactive interference Now can convince people tum-on un less have pin latest Wendell Hostetlers Plans Works 1041 Heatherwood Lane Orrville OH 44667 big Fairchild PT-19 Its beautiful usual Wendell said moved bunch USAAF trainer drawings Toledo shin dig attesting excellence Bob Holman PO Box 741 San Bernardino CA 92402 producing some beauties World War subjects first SESA Dennis Bryant quarter-scale will knock sox off Dead-on scale shows mark master Scale builder drawings $2495 plus $3 P&H second new set plans Bob aimed true scratch-builder What hes done enlarge own Nieuport 17 drawings quarterscale show scale internal structure would adequate construct model truly dedicated builder plans $15 However Bob says hell send both SESA Nieuport 17 drawings customer $35posiaid Nicuport plans successful Bob mdiContinued page 144 September 1988 141 RC Giant Scale/de Vries Continued page 141 cates hell Sopwith Triplane quarter-scale next Ive got see good friend called recently test fly newly developed Giant Scale model Hes ace pilot kind guy people call make first flights uncommon procedure amongst Scale designers/builders After maldng meticulous safety inspection new model bit apprehensive about alleron con trol installation designer chosen ose plastic pushrods although aileron its own servo werent supported through full length ground check en gine running showed proper control movement initial test flight attempted After few tries model airborne Hap pily bird easily trimmable friend test pilot made some passes over runway mandatory photo session photographers both well-qualified Giant builders fliers own right After first pass re duced airspeed thought heard some thing second pass engine running full-bore confirmed suspicions aile rons fluttering alarmingly telltale blur both wing tips noise flutter loud enough heard over roar 108 course friend test pilot honked back throttle reduce airspeed made slow sweeping pattem equally gentle straightin approach off-runway landing caused bird tumble damage relatively small assembled experts allowed flut ter resulted unsupported aileron pushrods recommended repalred wing modified provide pushrod tie-down three inches along length drastic corrective action considered adding internal dynamic balances within wing forward aileron spar Rather make both modifications former suggestion increased pushrod support adopted inner plastic rod twopiece pushrods changed less temperature sensitive flexible cable Another day another test flight later bird performed perfectly evidence flutter gone model beauty control alr couple lessons can gained ex perience First test flight new model de sign just thata test pilot must pre pared unexpected qualified meet Second safe flight RC model alrplane con trol surfaces must function air Surface flut ter can render model uncontrollable can cause model disintegrate air Its aggravated high airspeeds strikes slow bird down land immediately proficient test pilots its darn good idea qualified observer two hand initial test flights Unencumbered flying bird observations can abso lutely invaluableas case friends first flight does month Back atcha next month RC Electrics/Kopski Continued page 55 Motor installation Battery installation Templates cooling hole Wiring diagram airhome Prop Stop Authors 1982 flight profile Spectra-Soar flight togram Persuader flight histo gram J-3 flight histogram Playboy flight histogram Wing fuselage con struction Motor power vs model weight Spectra exploded view Charge systems schematics Charge-splitter acces sory Volt- current-meter schematics High-current shunt pic torial Twin wiring diagram DC-DC Super Charger modification 9 Meets comments/coverage Boeing Hawks SAM 76 KRC Electric Fly Intemational Canada South Shore MA Sparks Houston Daniel Boone Silent Fliers Astro Champs 1/84 1/84 1/84 2/84 2/84 3/84 3/84 3/84 3/84 3/84 4/84 6/84 11/84 5/85 6/85 7/85 12/85 4/86 6/87 9/87 10/87 11/84 6/85 7/86 7/87 1/85 7/85 8/85 11/85 12/85 7/86 6/87 11/84 1/85 6/85 1/86 7/86 1/87 6/87 1/88 4/88 5/88 6/85 6/85 12/85 7/86 5/87 6/85 4/86 5/87 8/85 2/86 7/86 10/86 8/85 MAC Huntsville 86 F3E meet Suggestions Largest County Soaring Eagles EMF/Chicago CASA Urion Lake Eastem Free Flight Conference Harbor Soaring Society Midwest Electric Fly WES2 Lehigh Valley First An nual Winston-Salem 10 Miscellaneous Reader mail Series review over sights Things Id like sec Flight logbook Stopwatch transmitter mount AlA Electric series er rata Twins Cold-weather flying Robbe Electric supplies EAA Newsletters Flight records High-current meter Dwight Holley Personal statements Electric Flier Patch Graupner Electric prod ucts ii Motors work Mounts mount assembly Venting Brashes commutators Break-in Bearings Prop adaptors Features Size Testing Power input/output Efficiency Flux rings Comparison Speed reducers belt gear Hot-wind Large Controls/speed controls 9/85 3/86 5/86 5/86 7/86 12/86 7/87 7/86 9/87 10/86 6/87 6/87 7/87 7/87 6/88 7/88 7/88 8/88 6/84 6/85 5/87 6/84 6/84 8/84 8/84 8/84 2/85 6/87 7/87 2/85 2/87 3/87 2/85 12/85 4/87 4/88 3/86 12/86 6/87 5/86 5/86 2/87 3/87 6/87 7/88 9/87 12/87 8/83 5/87 8/83 7/84 11/84 2/87 5/87 7/87 8/87 10/87 8/88 8/83 4/85 8/83 4/85 8/83 8/83 8/83 4/85 8/83 4/85 8/83 4/87 6/87 7/87 4/88 8/83 4/85 4/87 6/87 7/88 8/88 8/83 8/83 8/83 8/83 4/85 11/83 5/84 3/87 3/88 6/88 5/87 8/87 8/88 2/85 4/85 3/86 4/88 5/88 7/88 2/84 6/85 2/86 2/87 7/88 144 Model Aviation OH Scai -Extra 230 Kits Now Available Three Sizes 30% Scale Kit plus 815 shipping 1/3 Scale Kit plus 815 shipping 1/4 Scale Kit ~ plus 810 shipping Cash VISA Certified Check R/C EXTRAS 712-943-4102 RR1 Box 28B Sergeant Bluff IA 51054
Edition: Model Aviation - 1988/09
Page Numbers: 52, 53, 141, 144
BUILDING Giant Scale RC model airplane wondrously complex undertaking takes talent skill intelligence no small measure man ual dexterity involves woodworking metal working rudimentary knowledge elec tronics well familiarity science aerodynamics Viewed neophyte construc tor can truly daunting task model builders have literally spent years learning techniques needed con struct successful miniature aircraft Others us embark model building project mm smum experience helped along books mag azines instructions included Giant Scale kits purase local hobby shop mail order models get built flown beginners almost defies understanding because no formalized training instruc tional program reach anyone Thats rightthere isnt anything remotely re sembling school model builders school Radio Control fliers First US RIC Flight School 521 5 Sawyer Shawano WI 54166 nothing comparable Radio ConBuzz Butler immaculate RD-B L Scratch-built Dennis Tapsfields drawing bird powered Tartan Twin weighs 17 lb Don Lowe drew plans Larry Stoughton Dawn Patrol Chapter built Y3-scale Extra 230 R 37-cu-in Sachs powers MonoKote lacquer provide color shine Note pilot Garfield Ron Compton proud scratch-built 1/3-scale Ole Tiger 1 Span 74 weight 105 lb An 05 90 four-stroker turns prop Finish dope over Solartex Bob Eson IMAA Director District IX modified non-scale RoadRunner R Built Bob Carpenters drawings nose lengthened tail moved back 2- wing lowered two added cabin turtledeck cowling 52 Model Aviation Radio Control Giant Scale John de Vries Colonel USAF Ret 46l0 Moffat Ln Colorado Springs CO 80915 Ziroli 1A-scale Curtiss P-40D built Bob McLeod Pikes Peak RC Club uses 90 re tracts copies paint scheme full-scale Warhawk display Peterson AFB trol model builders start cutting balsa youre own youre AMA IMAA member ever substantial help phone call awayfrom skilled model builders local model club chapter Nothing can better personal direct assistance knowledge able fellow RC enthusiast comes solv ing sticky construction problems Actually thats prime reasons join AMA char tered club IMAA chapter Theres usually master builder club experience will shared asking isnt theres fellow member has met difficulty youre experiencing can help over rough spots coop erative spirit between model builders wonder behold Having observed over 50 years bobby author never ceases amazed unselfish willingness model builder help another Probably instructive part club meeting almost universal show-and-tell Members bring recently constructed birds edification Its golden opportunity everyone share trials tribulations ultimate triumph show n teller want leam build RC models just look listen Although event may unique IMAA Chapter 90 Colorado Dawn Patrol Denver has raised show-and-tell ulti mate experience Smack-dab middle winter schedule Winter Project Re view Technical Seminar floor Waynes Automotive covered Giant Scale RC models various stages construction Saturday mid-March 1988s date March 19 Practically everybody chapter partici pates what has become premier learning ex perience Wandering among models cant help provide outstanding educational expe rience particularly stop chat individual builders chapter doesnt let go sched uled technical seminar would model ing university proud year example Bob Eson demonstrated use Solar Film laid over Solartex base Bob Higgins showed method brazing sweating nonferrous tals demonstration included joining two alu minum pop cans Ron Compton shared techContinued page 141 SCALE RADIO CONTROL WHE CONTROL-UNE ELS FREE-FLIGHT QQO VINTAGESMOOTHGOLDEN AGENEW sizes2/2CONTOURsizes24BALLOON 31/a" 2"31/a 1313%1321/241/2 1144/a1%311/443/a3%51/4 114511/241/211/25334 17/aES/82%51/417/i6 SCALE PILOTS CYLINDERS NE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS iLLOzAIS Send *3 fully illustrated catalog other kite accessories ~— DEPT MA PAWNEE ST SAN MARCOS CA e 92069 September 1988 53 Dawn Patrol IMAA chapter Denver Co held recent Mid-Winter Seminar Ron Comp ton shown demonstrating use foam core board building Giant Scale models RADIO CONTROL SHORT KITS FOR 25 TO 45 ENGINES VISIT OUR OUTLET STORE AT 15 MORGAN STREET IN CRYSTAL LAKE IL QUALITY PRODUCTS SINCE 1g64 THESE TWINS HAVE BEEN DESIGNED BY NATIONALS CHAMPION HAL PARENTI AND REFLECT HIGH CALIBER OF MODEL ENGINEERING THAT IS HARD TO BEAT AS WITH ALL OF OUR SHORT KITS THEY ARE BUILT AROUND FOAM CORE WING AND BOX FRAME FUSELAGE FOR SIMPLE BUT STURDY CONSTRUCTION THE SPECIALLY DESIGNED AIRFOILS AND GENEROUS TAIL AREAS GIVE THEM OUTSTANDING FLIGHTPERFORMANCE THROUGH OUT THE ENTIRE SPEED RANGE NEW P-38 LIGHTNING TWIN 706495 0 A-26 INVADER TWIN 685495 SHORT KITS INCWDE WING CORES CANOPIES COWLS PLANS ENGINE MOUNTS FIRE WALLS MOLDED MISC PARTS SHORT HARDWARE PACKAGE AND MATERIALS LIST FOR ADDITIONAL BALSA AND HARDWARE NEEDED ORDERING SEND CHECK OR MONEY ORDER FOR REOUIRED AMOUNT PLUS 450 PER KIT CANADIANS ADD $650 TO WING MFG PO BOX 33 CRYSTAL LAKE 1L60014 ILLINOIS RESI DENTS ADD 64% SALES TAX ALL ORDERS MUST REIN US FUNDS SEND 355 FDR PRODUCT CATALOG DESCRIRING OUR COMPLETE LINE OF FOAM WING CORES ACCESSORIES KITS TOOLS AND MUCH MORE sjh/A4 MEG WORLD WAR II FIGHTER SERIES AGM2 ZERO 54 SPAN 2995 P-40 TOMAHAWK 55 SPAN. 2995 P-39 A IRA COBRA 55 SPAN . 2995 P-Sb MUSTANG 54 SPAN . 2995 C202 FOLGORE 56 SPAN 5 FOCKE WULF 19054 SPAN. 2995 PHONE 815-459-0417 feel models can improved fair bit regret people dont have go F3B experience thrill pilot ing beautifully handling plane various tasks really belief F3B Formula Soaring hope few people will have go Sportsman TaskIF3B League introduced 1988 amazing few dedicated F3B fliers coun try Great BritainEd well international competitions Im sure would better still support come budding World Champs Have go dont know what youre missing Im thankful Bill Stephen Haley Great Britain took time share thoughts fellow sportsmen Thanks too Sean Walbank having news letter readand pass US Sailplaners ULF-1 plans article Wasserkuppe appeared May issue photos unusual glider known Ultra Light Footlaunch-One Quite few readers sent let ters requesting get plans infor mation interesting plane Unfortu nately didnt know time write plans MAs publisher Carl Wheeley did lot spadework located magic address Dieter Reich Heiner Neumann Anecho strasse No 16 D-8000 Munchen 82 West Ger ULF-1 plan pack consists 30 blueprints cutaway drawings illustrations English price 1986 360 Deutsch Marks about $215 current exchange rates source Carls information wants remind potential builders man-carrying craft footlaunch gliders just unforgiving life limb other aircraft advice anyone attempting fly should have prior struction training conventionally launched sailplanes Amen 1988 MARCS Sailplane Symposium Chairman Bill Vogelsang wants everyone know Symposium will held November 12-13 1988 Madison WI format will similar previous years talks table clinics etc may wish arrive early trip FAA Museum Oshkosh will arranged fall get-together becoming must Sailplaners Midwest others can fly weekend Anyone would like further information welcome write Bill 5933 Mayhill Dr Madison WI 53711 Slope Soaring news Im sure Sailplaners avidly reading Model Aviations new Slope Soaring column edited mark Triebes specialized Slope column first American magazines another sign progress making spreading gospel Person ally Im very encouraged positive things happening SoaringMarks new column being just example part future Ill concentrate flatland Soaring defer mark Slope matters may occasional exception special event feel close such Scale Slope Fun-Fly held Richland WA over Labor Day weekend Contest Direc tor Wil Byers phoned just before deadline time column let everyone know TRICS-sponsored Fun-Fly tremendous suc cess 58 fliers over 100 Scale planesboth regular Sailplanes Power Scale ships people came just spectate talk Scale Sailplanes 124 Saturday evening banquet turnout much much bigger us dared hope last year Bill Liscomb San Diego suggested such event Wil stepped forward offer TRICS magnificent slopes Give Sailplaners what want theyll come out also super support model man ufacturers dealers contributed over $4000 worth merchandise top ra dios Scale kits Wil said flier received some prize icing cake because everyone great time anyway Wil promised send complete report pictures next months column RC Giant Scale/de Vries Continued page 53 nique using plastic foam board Ken Otto elucidated techniques heat seating com ponents coatings white glue Vail Kinsey updated crowd silver-soldering techniques application silver soldering engine mufflers Leo Ford expert field demon strated fiberglass molding techniques including male female molds use release agents seminar topped off District IX Ra dio Frequency Coordinator Steve Mangles presented some enlightening facts about narrowband broadband transmitters receivers Theres lot recommend foilowing Chapter 90s lead scheduling such super show-andtell supreme example modelers helping modelers having ball doing recommending things club has taken plunge voted certify its RC transmitters May meeting certification orgy over 200 transmitters checked stickered Although isnt AMA requirement flying club field should now much safer electronically process combined use six carefully spaced concrete-block pilot positions should result mimmum radio interactive interference Now can convince people tum-on un less have pin latest Wendell Hostetlers Plans Works 1041 Heatherwood Lane Orrville OH 44667 big Fairchild PT-19 Its beautiful usual Wendell said moved bunch USAAF trainer drawings Toledo shin dig attesting excellence Bob Holman PO Box 741 San Bernardino CA 92402 producing some beauties World War subjects first SESA Dennis Bryant quarter-scale will knock sox off Dead-on scale shows mark master Scale builder drawings $2495 plus $3 P&H second new set plans Bob aimed true scratch-builder What hes done enlarge own Nieuport 17 drawings quarterscale show scale internal structure would adequate construct model truly dedicated builder plans $15 However Bob says hell send both SESA Nieuport 17 drawings customer $35posiaid Nicuport plans successful Bob mdiContinued page 144 September 1988 141 RC Giant Scale/de Vries Continued page 141 cates hell Sopwith Triplane quarter-scale next Ive got see good friend called recently test fly newly developed Giant Scale model Hes ace pilot kind guy people call make first flights uncommon procedure amongst Scale designers/builders After maldng meticulous safety inspection new model bit apprehensive about alleron con trol installation designer chosen ose plastic pushrods although aileron its own servo werent supported through full length ground check en gine running showed proper control movement initial test flight attempted After few tries model airborne Hap pily bird easily trimmable friend test pilot made some passes over runway mandatory photo session photographers both well-qualified Giant builders fliers own right After first pass re duced airspeed thought heard some thing second pass engine running full-bore confirmed suspicions aile rons fluttering alarmingly telltale blur both wing tips noise flutter loud enough heard over roar 108 course friend test pilot honked back throttle reduce airspeed made slow sweeping pattem equally gentle straightin approach off-runway landing caused bird tumble damage relatively small assembled experts allowed flut ter resulted unsupported aileron pushrods recommended repalred wing modified provide pushrod tie-down three inches along length drastic corrective action considered adding internal dynamic balances within wing forward aileron spar Rather make both modifications former suggestion increased pushrod support adopted inner plastic rod twopiece pushrods changed less temperature sensitive flexible cable Another day another test flight later bird performed perfectly evidence flutter gone model beauty control alr couple lessons can gained ex perience First test flight new model de sign just thata test pilot must pre pared unexpected qualified meet Second safe flight RC model alrplane con trol surfaces must function air Surface flut ter can render model uncontrollable can cause model disintegrate air Its aggravated high airspeeds strikes slow bird down land immediately proficient test pilots its darn good idea qualified observer two hand initial test flights Unencumbered flying bird observations can abso lutely invaluableas case friends first flight does month Back atcha next month RC Electrics/Kopski Continued page 55 Motor installation Battery installation Templates cooling hole Wiring diagram airhome Prop Stop Authors 1982 flight profile Spectra-Soar flight togram Persuader flight histo gram J-3 flight histogram Playboy flight histogram Wing fuselage con struction Motor power vs model weight Spectra exploded view Charge systems schematics Charge-splitter acces sory Volt- current-meter schematics High-current shunt pic torial Twin wiring diagram DC-DC Super Charger modification 9 Meets comments/coverage Boeing Hawks SAM 76 KRC Electric Fly Intemational Canada South Shore MA Sparks Houston Daniel Boone Silent Fliers Astro Champs 1/84 1/84 1/84 2/84 2/84 3/84 3/84 3/84 3/84 3/84 4/84 6/84 11/84 5/85 6/85 7/85 12/85 4/86 6/87 9/87 10/87 11/84 6/85 7/86 7/87 1/85 7/85 8/85 11/85 12/85 7/86 6/87 11/84 1/85 6/85 1/86 7/86 1/87 6/87 1/88 4/88 5/88 6/85 6/85 12/85 7/86 5/87 6/85 4/86 5/87 8/85 2/86 7/86 10/86 8/85 MAC Huntsville 86 F3E meet Suggestions Largest County Soaring Eagles EMF/Chicago CASA Urion Lake Eastem Free Flight Conference Harbor Soaring Society Midwest Electric Fly WES2 Lehigh Valley First An nual Winston-Salem 10 Miscellaneous Reader mail Series review over sights Things Id like sec Flight logbook Stopwatch transmitter mount AlA Electric series er rata Twins Cold-weather flying Robbe Electric supplies EAA Newsletters Flight records High-current meter Dwight Holley Personal statements Electric Flier Patch Graupner Electric prod ucts ii Motors work Mounts mount assembly Venting Brashes commutators Break-in Bearings Prop adaptors Features Size Testing Power input/output Efficiency Flux rings Comparison Speed reducers belt gear Hot-wind Large Controls/speed controls 9/85 3/86 5/86 5/86 7/86 12/86 7/87 7/86 9/87 10/86 6/87 6/87 7/87 7/87 6/88 7/88 7/88 8/88 6/84 6/85 5/87 6/84 6/84 8/84 8/84 8/84 2/85 6/87 7/87 2/85 2/87 3/87 2/85 12/85 4/87 4/88 3/86 12/86 6/87 5/86 5/86 2/87 3/87 6/87 7/88 9/87 12/87 8/83 5/87 8/83 7/84 11/84 2/87 5/87 7/87 8/87 10/87 8/88 8/83 4/85 8/83 4/85 8/83 8/83 8/83 4/85 8/83 4/85 8/83 4/87 6/87 7/87 4/88 8/83 4/85 4/87 6/87 7/88 8/88 8/83 8/83 8/83 8/83 4/85 11/83 5/84 3/87 3/88 6/88 5/87 8/87 8/88 2/85 4/85 3/86 4/88 5/88 7/88 2/84 6/85 2/86 2/87 7/88 144 Model Aviation OH Scai -Extra 230 Kits Now Available Three Sizes 30% Scale Kit plus 815 shipping 1/3 Scale Kit plus 815 shipping 1/4 Scale Kit ~ plus 810 shipping Cash VISA Certified Check R/C EXTRAS 712-943-4102 RR1 Box 28B Sergeant Bluff IA 51054
Edition: Model Aviation - 1988/09
Page Numbers: 52, 53, 141, 144
BUILDING Giant Scale RC model airplane wondrously complex undertaking takes talent skill intelligence no small measure man ual dexterity involves woodworking metal working rudimentary knowledge elec tronics well familiarity science aerodynamics Viewed neophyte construc tor can truly daunting task model builders have literally spent years learning techniques needed con struct successful miniature aircraft Others us embark model building project mm smum experience helped along books mag azines instructions included Giant Scale kits purase local hobby shop mail order models get built flown beginners almost defies understanding because no formalized training instruc tional program reach anyone Thats rightthere isnt anything remotely re sembling school model builders school Radio Control fliers First US RIC Flight School 521 5 Sawyer Shawano WI 54166 nothing comparable Radio ConBuzz Butler immaculate RD-B L Scratch-built Dennis Tapsfields drawing bird powered Tartan Twin weighs 17 lb Don Lowe drew plans Larry Stoughton Dawn Patrol Chapter built Y3-scale Extra 230 R 37-cu-in Sachs powers MonoKote lacquer provide color shine Note pilot Garfield Ron Compton proud scratch-built 1/3-scale Ole Tiger 1 Span 74 weight 105 lb An 05 90 four-stroker turns prop Finish dope over Solartex Bob Eson IMAA Director District IX modified non-scale RoadRunner R Built Bob Carpenters drawings nose lengthened tail moved back 2- wing lowered two added cabin turtledeck cowling 52 Model Aviation Radio Control Giant Scale John de Vries Colonel USAF Ret 46l0 Moffat Ln Colorado Springs CO 80915 Ziroli 1A-scale Curtiss P-40D built Bob McLeod Pikes Peak RC Club uses 90 re tracts copies paint scheme full-scale Warhawk display Peterson AFB trol model builders start cutting balsa youre own youre AMA IMAA member ever substantial help phone call awayfrom skilled model builders local model club chapter Nothing can better personal direct assistance knowledge able fellow RC enthusiast comes solv ing sticky construction problems Actually thats prime reasons join AMA char tered club IMAA chapter Theres usually master builder club experience will shared asking isnt theres fellow member has met difficulty youre experiencing can help over rough spots coop erative spirit between model builders wonder behold Having observed over 50 years bobby author never ceases amazed unselfish willingness model builder help another Probably instructive part club meeting almost universal show-and-tell Members bring recently constructed birds edification Its golden opportunity everyone share trials tribulations ultimate triumph show n teller want leam build RC models just look listen Although event may unique IMAA Chapter 90 Colorado Dawn Patrol Denver has raised show-and-tell ulti mate experience Smack-dab middle winter schedule Winter Project Re view Technical Seminar floor Waynes Automotive covered Giant Scale RC models various stages construction Saturday mid-March 1988s date March 19 Practically everybody chapter partici pates what has become premier learning ex perience Wandering among models cant help provide outstanding educational expe rience particularly stop chat individual builders chapter doesnt let go sched uled technical seminar would model ing university proud year example Bob Eson demonstrated use Solar Film laid over Solartex base Bob Higgins showed method brazing sweating nonferrous tals demonstration included joining two alu minum pop cans Ron Compton shared techContinued page 141 SCALE RADIO CONTROL WHE CONTROL-UNE ELS FREE-FLIGHT QQO VINTAGESMOOTHGOLDEN AGENEW sizes2/2CONTOURsizes24BALLOON 31/a" 2"31/a 1313%1321/241/2 1144/a1%311/443/a3%51/4 114511/241/211/25334 17/aES/82%51/417/i6 SCALE PILOTS CYLINDERS NE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS iLLOzAIS Send *3 fully illustrated catalog other kite accessories ~— DEPT MA PAWNEE ST SAN MARCOS CA e 92069 September 1988 53 Dawn Patrol IMAA chapter Denver Co held recent Mid-Winter Seminar Ron Comp ton shown demonstrating use foam core board building Giant Scale models RADIO CONTROL SHORT KITS FOR 25 TO 45 ENGINES VISIT OUR OUTLET STORE AT 15 MORGAN STREET IN CRYSTAL LAKE IL QUALITY PRODUCTS SINCE 1g64 THESE TWINS HAVE BEEN DESIGNED BY NATIONALS CHAMPION HAL PARENTI AND REFLECT HIGH CALIBER OF MODEL ENGINEERING THAT IS HARD TO BEAT AS WITH ALL OF OUR SHORT KITS THEY ARE BUILT AROUND FOAM CORE WING AND BOX FRAME FUSELAGE FOR SIMPLE BUT STURDY CONSTRUCTION THE SPECIALLY DESIGNED AIRFOILS AND GENEROUS TAIL AREAS GIVE THEM OUTSTANDING FLIGHTPERFORMANCE THROUGH OUT THE ENTIRE SPEED RANGE NEW P-38 LIGHTNING TWIN 706495 0 A-26 INVADER TWIN 685495 SHORT KITS INCWDE WING CORES CANOPIES COWLS PLANS ENGINE MOUNTS FIRE WALLS MOLDED MISC PARTS SHORT HARDWARE PACKAGE AND MATERIALS LIST FOR ADDITIONAL BALSA AND HARDWARE NEEDED ORDERING SEND CHECK OR MONEY ORDER FOR REOUIRED AMOUNT PLUS 450 PER KIT CANADIANS ADD $650 TO WING MFG PO BOX 33 CRYSTAL LAKE 1L60014 ILLINOIS RESI DENTS ADD 64% SALES TAX ALL ORDERS MUST REIN US FUNDS SEND 355 FDR PRODUCT CATALOG DESCRIRING OUR COMPLETE LINE OF FOAM WING CORES ACCESSORIES KITS TOOLS AND MUCH MORE sjh/A4 MEG WORLD WAR II FIGHTER SERIES AGM2 ZERO 54 SPAN 2995 P-40 TOMAHAWK 55 SPAN. 2995 P-39 A IRA COBRA 55 SPAN . 2995 P-Sb MUSTANG 54 SPAN . 2995 C202 FOLGORE 56 SPAN 5 FOCKE WULF 19054 SPAN. 2995 PHONE 815-459-0417 feel models can improved fair bit regret people dont have go F3B experience thrill pilot ing beautifully handling plane various tasks really belief F3B Formula Soaring hope few people will have go Sportsman TaskIF3B League introduced 1988 amazing few dedicated F3B fliers coun try Great BritainEd well international competitions Im sure would better still support come budding World Champs Have go dont know what youre missing Im thankful Bill Stephen Haley Great Britain took time share thoughts fellow sportsmen Thanks too Sean Walbank having news letter readand pass US Sailplaners ULF-1 plans article Wasserkuppe appeared May issue photos unusual glider known Ultra Light Footlaunch-One Quite few readers sent let ters requesting get plans infor mation interesting plane Unfortu nately didnt know time write plans MAs publisher Carl Wheeley did lot spadework located magic address Dieter Reich Heiner Neumann Anecho strasse No 16 D-8000 Munchen 82 West Ger ULF-1 plan pack consists 30 blueprints cutaway drawings illustrations English price 1986 360 Deutsch Marks about $215 current exchange rates source Carls information wants remind potential builders man-carrying craft footlaunch gliders just unforgiving life limb other aircraft advice anyone attempting fly should have prior struction training conventionally launched sailplanes Amen 1988 MARCS Sailplane Symposium Chairman Bill Vogelsang wants everyone know Symposium will held November 12-13 1988 Madison WI format will similar previous years talks table clinics etc may wish arrive early trip FAA Museum Oshkosh will arranged fall get-together becoming must Sailplaners Midwest others can fly weekend Anyone would like further information welcome write Bill 5933 Mayhill Dr Madison WI 53711 Slope Soaring news Im sure Sailplaners avidly reading Model Aviations new Slope Soaring column edited mark Triebes specialized Slope column first American magazines another sign progress making spreading gospel Person ally Im very encouraged positive things happening SoaringMarks new column being just example part future Ill concentrate flatland Soaring defer mark Slope matters may occasional exception special event feel close such Scale Slope Fun-Fly held Richland WA over Labor Day weekend Contest Direc tor Wil Byers phoned just before deadline time column let everyone know TRICS-sponsored Fun-Fly tremendous suc cess 58 fliers over 100 Scale planesboth regular Sailplanes Power Scale ships people came just spectate talk Scale Sailplanes 124 Saturday evening banquet turnout much much bigger us dared hope last year Bill Liscomb San Diego suggested such event Wil stepped forward offer TRICS magnificent slopes Give Sailplaners what want theyll come out also super support model man ufacturers dealers contributed over $4000 worth merchandise top ra dios Scale kits Wil said flier received some prize icing cake because everyone great time anyway Wil promised send complete report pictures next months column RC Giant Scale/de Vries Continued page 53 nique using plastic foam board Ken Otto elucidated techniques heat seating com ponents coatings white glue Vail Kinsey updated crowd silver-soldering techniques application silver soldering engine mufflers Leo Ford expert field demon strated fiberglass molding techniques including male female molds use release agents seminar topped off District IX Ra dio Frequency Coordinator Steve Mangles presented some enlightening facts about narrowband broadband transmitters receivers Theres lot recommend foilowing Chapter 90s lead scheduling such super show-andtell supreme example modelers helping modelers having ball doing recommending things club has taken plunge voted certify its RC transmitters May meeting certification orgy over 200 transmitters checked stickered Although isnt AMA requirement flying club field should now much safer electronically process combined use six carefully spaced concrete-block pilot positions should result mimmum radio interactive interference Now can convince people tum-on un less have pin latest Wendell Hostetlers Plans Works 1041 Heatherwood Lane Orrville OH 44667 big Fairchild PT-19 Its beautiful usual Wendell said moved bunch USAAF trainer drawings Toledo shin dig attesting excellence Bob Holman PO Box 741 San Bernardino CA 92402 producing some beauties World War subjects first SESA Dennis Bryant quarter-scale will knock sox off Dead-on scale shows mark master Scale builder drawings $2495 plus $3 P&H second new set plans Bob aimed true scratch-builder What hes done enlarge own Nieuport 17 drawings quarterscale show scale internal structure would adequate construct model truly dedicated builder plans $15 However Bob says hell send both SESA Nieuport 17 drawings customer $35posiaid Nicuport plans successful Bob mdiContinued page 144 September 1988 141 RC Giant Scale/de Vries Continued page 141 cates hell Sopwith Triplane quarter-scale next Ive got see good friend called recently test fly newly developed Giant Scale model Hes ace pilot kind guy people call make first flights uncommon procedure amongst Scale designers/builders After maldng meticulous safety inspection new model bit apprehensive about alleron con trol installation designer chosen ose plastic pushrods although aileron its own servo werent supported through full length ground check en gine running showed proper control movement initial test flight attempted After few tries model airborne Hap pily bird easily trimmable friend test pilot made some passes over runway mandatory photo session photographers both well-qualified Giant builders fliers own right After first pass re duced airspeed thought heard some thing second pass engine running full-bore confirmed suspicions aile rons fluttering alarmingly telltale blur both wing tips noise flutter loud enough heard over roar 108 course friend test pilot honked back throttle reduce airspeed made slow sweeping pattem equally gentle straightin approach off-runway landing caused bird tumble damage relatively small assembled experts allowed flut ter resulted unsupported aileron pushrods recommended repalred wing modified provide pushrod tie-down three inches along length drastic corrective action considered adding internal dynamic balances within wing forward aileron spar Rather make both modifications former suggestion increased pushrod support adopted inner plastic rod twopiece pushrods changed less temperature sensitive flexible cable Another day another test flight later bird performed perfectly evidence flutter gone model beauty control alr couple lessons can gained ex perience First test flight new model de sign just thata test pilot must pre pared unexpected qualified meet Second safe flight RC model alrplane con trol surfaces must function air Surface flut ter can render model uncontrollable can cause model disintegrate air Its aggravated high airspeeds strikes slow bird down land immediately proficient test pilots its darn good idea qualified observer two hand initial test flights Unencumbered flying bird observations can abso lutely invaluableas case friends first flight does month Back atcha next month RC Electrics/Kopski Continued page 55 Motor installation Battery installation Templates cooling hole Wiring diagram airhome Prop Stop Authors 1982 flight profile Spectra-Soar flight togram Persuader flight histo gram J-3 flight histogram Playboy flight histogram Wing fuselage con struction Motor power vs model weight Spectra exploded view Charge systems schematics Charge-splitter acces sory Volt- current-meter schematics High-current shunt pic torial Twin wiring diagram DC-DC Super Charger modification 9 Meets comments/coverage Boeing Hawks SAM 76 KRC Electric Fly Intemational Canada South Shore MA Sparks Houston Daniel Boone Silent Fliers Astro Champs 1/84 1/84 1/84 2/84 2/84 3/84 3/84 3/84 3/84 3/84 4/84 6/84 11/84 5/85 6/85 7/85 12/85 4/86 6/87 9/87 10/87 11/84 6/85 7/86 7/87 1/85 7/85 8/85 11/85 12/85 7/86 6/87 11/84 1/85 6/85 1/86 7/86 1/87 6/87 1/88 4/88 5/88 6/85 6/85 12/85 7/86 5/87 6/85 4/86 5/87 8/85 2/86 7/86 10/86 8/85 MAC Huntsville 86 F3E meet Suggestions Largest County Soaring Eagles EMF/Chicago CASA Urion Lake Eastem Free Flight Conference Harbor Soaring Society Midwest Electric Fly WES2 Lehigh Valley First An nual Winston-Salem 10 Miscellaneous Reader mail Series review over sights Things Id like sec Flight logbook Stopwatch transmitter mount AlA Electric series er rata Twins Cold-weather flying Robbe Electric supplies EAA Newsletters Flight records High-current meter Dwight Holley Personal statements Electric Flier Patch Graupner Electric prod ucts ii Motors work Mounts mount assembly Venting Brashes commutators Break-in Bearings Prop adaptors Features Size Testing Power input/output Efficiency Flux rings Comparison Speed reducers belt gear Hot-wind Large Controls/speed controls 9/85 3/86 5/86 5/86 7/86 12/86 7/87 7/86 9/87 10/86 6/87 6/87 7/87 7/87 6/88 7/88 7/88 8/88 6/84 6/85 5/87 6/84 6/84 8/84 8/84 8/84 2/85 6/87 7/87 2/85 2/87 3/87 2/85 12/85 4/87 4/88 3/86 12/86 6/87 5/86 5/86 2/87 3/87 6/87 7/88 9/87 12/87 8/83 5/87 8/83 7/84 11/84 2/87 5/87 7/87 8/87 10/87 8/88 8/83 4/85 8/83 4/85 8/83 8/83 8/83 4/85 8/83 4/85 8/83 4/87 6/87 7/87 4/88 8/83 4/85 4/87 6/87 7/88 8/88 8/83 8/83 8/83 8/83 4/85 11/83 5/84 3/87 3/88 6/88 5/87 8/87 8/88 2/85 4/85 3/86 4/88 5/88 7/88 2/84 6/85 2/86 2/87 7/88 144 Model Aviation OH Scai -Extra 230 Kits Now Available Three Sizes 30% Scale Kit plus 815 shipping 1/3 Scale Kit plus 815 shipping 1/4 Scale Kit ~ plus 810 shipping Cash VISA Certified Check R/C EXTRAS 712-943-4102 RR1 Box 28B Sergeant Bluff IA 51054