model dif AS ONE OF THE MORE formidable aircraft dominated Pacific theater World War II Wildcat needs no introduction dyed-in-the-wool mod eler Built Grumman Aircraft Cor poration late Thirties early Forties planesalso known F4Fs became backbone US air-war strategy Pacific also used British land-based fighters Mediterranean campaign Although Japanese planes edge perform ance Wildcat its rugged ness stamina helped along good tactics ultimately carried day model captures ruggedness good flying characteristics Wildcat nice-flying profile model makes use several new building techniques Ive de veloped over years produce very realistic scalelike model Wildcat features oomposite foam construction fuselage combines halfinch foam core balsa sides plywood reinforcing comes out light strong weight concentrated up front its needed strength balance its near-scale outline fuselage really captures tubby aggressive looks full-size plane wing uses foam cores suitably trimmed down readily available example Core House 760 Waltonville Road Hummelstown PA 17036 Also wing has double cov ering layer silkspan provides some ding resistance hides characteristic foam texture prototype finished low-temperature plastic covering several other finishing oovering meth ods will give wing same durable easy-to-maintain finish June1987 69 Top Left Wildcat bottom outside loop Due its low weight can respectable aerobatics pattern having piaced couple local contests Top Right Up Its wing tip Wildcat seems rounding pylon turn Above to-scale fuselage profile gives modal very good ground handling characteristics high landing gear can respectable touch-and-go throttle control Since working foam composites involves some pretty unusual construction Ill try detail some tricks pitfalls building Wildcat First off glues finishes can problem Rule out old-fashioned model cement dopes newfangled instant gluestheyll dissolve foam stead use medium- slow-cure epoxy 15- 45-minute pot life closed joints high-stress areas front fuselage wing/spar joint land ing gear mount Use water-based ali phatic glue such TiteBond Picas Glueall wood-to-foam joints such spars trailing edges wing large-area foam-to-wood joints contact ce ment like 3M-77 mixture epoxy microballoon filler works well Begin construction wing After cutting obtaining cores trim shape using sharp knife hot wire cutter Use slicing sawing motion knife prevent tearing Use flexible straightedge mark tip around core trimmed Glue trailing edge place hold masking tape find helpful plane trailing edge rough triangular section before gluing place Leave little excess length root overlap root rib trim trailing edge flush tip Add tip rib wingtip using masking tape hold until glue dries use lot masking tape working foam works great holding parts glue dries Cut out center rib half-inch balsa Slot bellcrank mount glue mount place Drill couple holes bottom rib through bellcrank mount Pour some glue tap pieces dowel secure mount procedure forces glue wood really strong joint Mount three-inch bellcrank platform Make sure swings freely add lead-outs use crimped-tubing method control lines outlined AMA rule book Y32-in solid music wire lead-outs will work too Use sharp knife saw cut cavity root left panel clear bellcrank Trial-fit wing panels root rib spars together Everything should fit snugly before gluing spars should em bedded foam either flush just slightly inset very difficult trim spars down foam get flush joint wont show through covering satisfied fits glue everything together hold masking tape Before glue dries sight along leading edge make sure straight necessary gently bend wing straight let dry After wing dries carefully sand shape use large 3 x 12 sanding block 80-grit paper rough shaping Use very light pressure vacuum off dust 70 Model Aviation Gil Reedy L Pocke Wuif author Wiidcat prepare battle never took place real life Planes like can put great mock combat simulation Despite its size Fox 35 added muffier provides enough powerto hauithe tubby Wiidcat profile fuse lage through aerobatics well dogfights cotter pin through foam-core balsa-sheeted fuselage keeps pushrod place Using traditional profile construction techniques model would come out tail heavy Full-Size Plans Available. See Page 188 UN TIP RIBS /YOWAoS BASS OR SPRUCE SPARS I5 ~~-tSWANS OR NYLON TUNE LEADOUT GUIDES ONELLCNUNE ION S PLO RELLORUNK MOUNT UIIA DUNEL PINS TO SOLO MOUNT FOAM WING CONE ANNN -SIN TIPSI I/C UUCET TRUILINO ECOC FORWARD FUSELAGE CORE TIP RID TEMPLUFEWROUT RIB TCAPLUTE0 ITT BALSA _EIZZIIzzzzn SAW OUT FUSELGUEAUPAUSE CORES POW SPARSTN DOWEL PINS THROUGH FOR WING AFFERAFTER CUTTINGSELLCRANN MOUNT PUISTED CANOPYIA PLY REIRPONCINA USC ALTENWATE FUSELAGE CONSTRUCTION OUTLINETOOT COTTER PIN FAIRLEUSTON TURTLE SEERjS/IN FIN UNO I/U OTNIP SULNYCADS N PLACES0000CR lOIN NYUICWALSA RWARDFUSELAGE SIDESSIDES SUN ITO ENGINE II I4-tII _ NYLON SORN -r2-IT_ vJi AILWLOCE OFI ITAIL WREEL I-i- lolA PLY MINTED COWL LIMESULLIVUR 555 TUNA STRAPFOAM FUDELAGES SOTIPS lOT lolATAIL WOEEL TO FUSELAGE MOUNT lUG- IONCORELAMINATED FUSELAGENULBNEAUA] IoN PLO LANDING ANORE CEWOER LINEOUTLINE7- GINO GEAR TO GEAR BRACES0NULNYOUD BOY B/RE 0504 ERUPT BYEELS I/N ASOC WINElolA MUTIE WINE LANDING GEANTAIL UCAR WILD CAT 30 POWERED SPORT PROFILE OEOIONNZO ARID DRAWS PRIL CARTIER RACE 0 IN INN FUN MOL MAT/TN NT NONES GREENE frequently prevent tearing out pieces foam foam cores themselves should require little sanding Most sandingand really isnt muchis needed shape balsa pieces foam Sand wing again 120 paper finally 240 paper smooth finish Finishing Seal bare wood coat polyurethane varnish Urethane varnish great composite construction because doesnt attack foam Sand varnished areas knock down grain cover wing medium silkspan Wallpaper paste works best Mix up cup paste Cut silkspan shape half-inch excess around Dampen lightly expands Slobber thick coat paste wing smooth silkspan place should overlap leading edge extra reinforcement Hang wing up its lead-outs dry After day sand smooth trim off rough edges razor blade Several methods work equally well final finishing technique cover wing second layer silkspan Seal surface varnish put final colors paint like Pactra Formala U finish almost equals sheeting wing wood sturdiness Another methodcovering wing Solarfilm other low-temperature plastic covering quick dirty As die-hard Combat flier used method silkspan hides texture foam provides sturdy base plastic film tech nique works well sport plane because fast durable couple hints may order Foam relatively soft flexible go easy sanding much easier sand some excess off fill area sanded too deep Use light pressure particularly sanding wood down match foam Too much pressure sanding block presses wood foam causing sandpaper cut away foam either side wood Let paper cutting vacuum dust off frequently Try fit the wood parts close Continued page 176 June1987 71 TIIA WALNA STAN AND ELESATOR I TO IN NIRCA DOWEL simple wire landing gear necessay especiaiiywhen flying grass pro tects fuselage underside dings Wire sandwiched Lite Ply reinforcement original size performs well looks Dick says its equal Stratostreak dominates 020 meets Kerswap won SCAMPS annual last November six max es modelers asked Dick plans has made available five bucks plans come sheet construction trim notes Timer Clarence Haught 3226 Honeysuckle Dr Coeur dAlene ID 83814 Wildcat/Cartier Continued page 71 possible before gluing foam especially careful fitting spars flush foam better parts fit before assembly better final ftnish will After first layer silkspan use spackling compound fill dents unevenness filler will completely hidden second layer silkspan plastic covering fuselage uses unique construction too plans show foam core design used prototype forewarned standard profile fuselage half-inch balsa wont work will much too heavy weight will tail foam core fuselage pretty easy youd rather can use half-inch-wide strip formers instead foam build up aft section fuselage Making lam inated outline may bit tricky can done result should similar foam corea big light strong scalelike fuselage foam core fuselage has three basic parts composite balsa/foam core two sides Start core Cut forward section half-inch balsa install engine mounts Also cut slot landing gear Following outline carefully cut foam part sharp knife saw hot wire Glue balsa piece add tail block dry add laminated outline three layers of/16 x -in balsa Use masking tape hold outline pieces place glue dries outline should little wider foam can sanded down core drying assemble fuselage sides Glue forward piece Y16 ply balsa sides balsa sides can pieced together using piece stan dard 3 x 36 balsa per side core dry use large sanding block smooth its sides bring laminated outline down uniform thick ness simplest method assembling fuselage use slow-drying epoxy mixed microballoon filler ratio two parts glue part microbalboon filler Spread coat sides remember right left lam inate fuselage Use masking tape hold sides aligned lay assembly flat floor board provide uniform pressure over whole fuselage lay books magazines concrete blocks sembly went all-out lightness used three different glues epoxy aliphatic spray contact cement masked off forward fuselage about quarter-inch around outline both core fuselage sides Both foam matching section sides got coat contact cement balsa part core ply part sides got coat epoxy/microbalboon-filler mixture laminated outline got bead aliphatic glue saved little weight substituting contact cement epoxy However considerably trickier use three different glues once fuselage dry trim excess wood off outline Add turtledeck -in balsa whole thing can sanded rounded shape Locate wing position fuselage saw out Trial-fit wing trim neces sary get good fit landing gear plugs slot forward fuselage Sandwich wire tween two pieces -in ply Glue assembly place epoxy type mount plenty sturdy normal land ingsand some pretty ferocious bounces However can substitute bolt on-gear whatever suits fancy flew prototype gear flew great bottom fuselage 176 Model Aviation PRODUCTS FOR ThE DISCERNING MODELER Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes * Headers uri Mufflers * Expansion Mufflers * Helicopter Ball Mufflers ialized Exhaust Systems Unsurpassed Wnrkmanshin b Performance FF Old-Timers/Haught Continued page 68 got too beat-up landings added gear rest plane pretty much standard construction tail surfaces simple sheet balsa elevators joined piece birch dowel find easier trying drill elevators fit wire joiner Hook up controls after assembling plane Working plans locate cut out -in slot access bellcrank Put Z-bend end pushrod snap bellcrank Cut pushrod length add clevis connecting control horn pushrod needs support Snap small cotter pin over glue cotter pin fuselage midway between wing stab plans show small circular patch plywood support cotter pin prevent working loose best part new project flying Before going field though care fully check Wildcat over warps Small warps can eliminated twisting wing re-ironing covering its misfortune get big warp saw partway through trailing edge scale aileron outline bend little trim tab Fox OS Max Stunt plenty power Wildcat Use muffler arent expensive plane may need nose weight Wildcat should bal ance just ahead spar shown plans Adjust nose tail weight needed go out fly think will find Wildcat excellent flier large tail relatively long fuselage make very steady haul controls get immediate response Most Control Line planes past designed tails too short andtoo small making jumpy hard balance correctly Wildcat doesnt have problems Actually quirk Ive found comes big fuse lage breezy day wind will tend push plane upwind side circle plane straight just sort slides sideways bit Its no problem once know what expect small price pay indeed chunky good looks real Wildcat CL Scale/Boss Continued page 72 able insight hobbyand particularly Scaleis concerned pages some pictures 1985 Open-class Precision Scale Nats-winning P 38J 20 Lightning known YIPPEE air plane bright red YIPPEE name nose under wing signifies F38 number 5000 come off assembly line during 1940 war years model features operating flaps throttle control operating oil cooler doors full lighting system including instrument panel retracting landing light Complete nose arma ment firing 20mm cannon firecrackers can viewed compartment doors open position Full shock-absorbing landing gear opening canopy side windows complete operating items Ignition glow plugs through jacks located rear turbo superchargers airplane took 3500 hours complete scratch-built own plans powered two ST 46 G21-series engines has fuel-shutoff option incorporated airplane has 60-in wingspan weighs 105 lb chose build particular model Precision Scale because P-38 favorite WW II fighter also because multi-engine airplane plus Precision Scale because bonus points am asked time time What best airplane build Scale event course thats very open question always reply Build airplane will parallel rules particular Scale event example multi-engine airplane would appropriate Precision Scale event because point bonus However Precision Scale demands detailing modelno maybe about Remember model judged close range details such panel lines rivets screws highly visible Full cockpit detail much intricacy possible also mandatory fully realize type commitment requires lot time imagination discipline patience can manage get through assure personal satisfaction overwhelming have completed model mentioned time being factors building Precision Scale model because can spend much two three years construction process especially SPECIAL PRO SERIES DIAPITCHPRICE 63 4$149 728 33*4 56$179 83 3&3/4 4 5 6 8$189 8*4 5 6 6* 7$199 94 5 6 6* 7 7*$199 104 5 6 6W 6* 7 8W$209 106EW$219 114 6 7 7* 7* T&3/4 6$229 116EW$239 11*6 7$239 124W 5 5W 6$279 135 6$359 145 6$459 1556$659 166 7 8$949 DECIBAN SOUND LEVEL 95 5* 6NEW$209 10*6 6* 7 NEW$239 11*7* 8NEW$269 127* 8NEW$299 FOUR-CYCLE TAILORED HELICAL PITCH 10*6 6* 7 NEW$239 126 6* 7 7* 8$299 136 7 7* 8$389 146 7 7* 8$489 156 7$689 166 7 8$989 PYLON RACING 7SN 5*N 8&3/86&3/4 7 7* 8 NEW 8&3/46* 6&3/4 7 7* 7&3/4 97 7* 7&3/4 $279 $299 *289 $289 W Wide bkIe EW Extra wide N Narrow OLD TIMER SUPPLIES CARBON FIBER COILS CONDENSERS SILK TRANSISTOR IGNITION SYSTEMS TIMERS ETC REPLICA OR WICK ENGINES NE WI! 1/2A PLAYBOY SR FOR 1/2A TEXACO RIC FF ELECTRIC OR SPORT KIT $2995 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S K & B CUSTOMIZED ENGINES FOR FF OR OLD TIMER ALSO COMPLETE LINE OF U/C & RIC RACING PARTS June1987 177 OUR INVENTORY AVERAGES OVER 12000 PROPS! hate install hinges Try Easy Hinges See Difference single slot few drops C/A gist its done No gouging pinning hinge pins worry about Incredibly strong24 hinges 295 rt Zreae *aaet# P0 Box 1743 Marcos CA 92069 ORDER BY MAIL OR PHONE 714 830-5162 SORRY NO COD VISA & MASTERCARD WELCOME DEALER INQUIRIES INVITED ALL PRICES POSTPAID MINIMUM ORDER *1000 FOR INSURANCE ADD *100 ORDERS SHIPPED WITHIN 24 HRS CALIF RESIDENTS ADD 6% TAX
Edition: Model Aviation - 1987/06
Page Numbers: 69, 70, 71, 176, 177
model dif AS ONE OF THE MORE formidable aircraft dominated Pacific theater World War II Wildcat needs no introduction dyed-in-the-wool mod eler Built Grumman Aircraft Cor poration late Thirties early Forties planesalso known F4Fs became backbone US air-war strategy Pacific also used British land-based fighters Mediterranean campaign Although Japanese planes edge perform ance Wildcat its rugged ness stamina helped along good tactics ultimately carried day model captures ruggedness good flying characteristics Wildcat nice-flying profile model makes use several new building techniques Ive de veloped over years produce very realistic scalelike model Wildcat features oomposite foam construction fuselage combines halfinch foam core balsa sides plywood reinforcing comes out light strong weight concentrated up front its needed strength balance its near-scale outline fuselage really captures tubby aggressive looks full-size plane wing uses foam cores suitably trimmed down readily available example Core House 760 Waltonville Road Hummelstown PA 17036 Also wing has double cov ering layer silkspan provides some ding resistance hides characteristic foam texture prototype finished low-temperature plastic covering several other finishing oovering meth ods will give wing same durable easy-to-maintain finish June1987 69 Top Left Wildcat bottom outside loop Due its low weight can respectable aerobatics pattern having piaced couple local contests Top Right Up Its wing tip Wildcat seems rounding pylon turn Above to-scale fuselage profile gives modal very good ground handling characteristics high landing gear can respectable touch-and-go throttle control Since working foam composites involves some pretty unusual construction Ill try detail some tricks pitfalls building Wildcat First off glues finishes can problem Rule out old-fashioned model cement dopes newfangled instant gluestheyll dissolve foam stead use medium- slow-cure epoxy 15- 45-minute pot life closed joints high-stress areas front fuselage wing/spar joint land ing gear mount Use water-based ali phatic glue such TiteBond Picas Glueall wood-to-foam joints such spars trailing edges wing large-area foam-to-wood joints contact ce ment like 3M-77 mixture epoxy microballoon filler works well Begin construction wing After cutting obtaining cores trim shape using sharp knife hot wire cutter Use slicing sawing motion knife prevent tearing Use flexible straightedge mark tip around core trimmed Glue trailing edge place hold masking tape find helpful plane trailing edge rough triangular section before gluing place Leave little excess length root overlap root rib trim trailing edge flush tip Add tip rib wingtip using masking tape hold until glue dries use lot masking tape working foam works great holding parts glue dries Cut out center rib half-inch balsa Slot bellcrank mount glue mount place Drill couple holes bottom rib through bellcrank mount Pour some glue tap pieces dowel secure mount procedure forces glue wood really strong joint Mount three-inch bellcrank platform Make sure swings freely add lead-outs use crimped-tubing method control lines outlined AMA rule book Y32-in solid music wire lead-outs will work too Use sharp knife saw cut cavity root left panel clear bellcrank Trial-fit wing panels root rib spars together Everything should fit snugly before gluing spars should em bedded foam either flush just slightly inset very difficult trim spars down foam get flush joint wont show through covering satisfied fits glue everything together hold masking tape Before glue dries sight along leading edge make sure straight necessary gently bend wing straight let dry After wing dries carefully sand shape use large 3 x 12 sanding block 80-grit paper rough shaping Use very light pressure vacuum off dust 70 Model Aviation Gil Reedy L Pocke Wuif author Wiidcat prepare battle never took place real life Planes like can put great mock combat simulation Despite its size Fox 35 added muffier provides enough powerto hauithe tubby Wiidcat profile fuse lage through aerobatics well dogfights cotter pin through foam-core balsa-sheeted fuselage keeps pushrod place Using traditional profile construction techniques model would come out tail heavy Full-Size Plans Available. See Page 188 UN TIP RIBS /YOWAoS BASS OR SPRUCE SPARS I5 ~~-tSWANS OR NYLON TUNE LEADOUT GUIDES ONELLCNUNE ION S PLO RELLORUNK MOUNT UIIA DUNEL PINS TO SOLO MOUNT FOAM WING CONE ANNN -SIN TIPSI I/C UUCET TRUILINO ECOC FORWARD FUSELAGE CORE TIP RID TEMPLUFEWROUT RIB TCAPLUTE0 ITT BALSA _EIZZIIzzzzn SAW OUT FUSELGUEAUPAUSE CORES POW SPARSTN DOWEL PINS THROUGH FOR WING AFFERAFTER CUTTINGSELLCRANN MOUNT PUISTED CANOPYIA PLY REIRPONCINA USC ALTENWATE FUSELAGE CONSTRUCTION OUTLINETOOT COTTER PIN FAIRLEUSTON TURTLE SEERjS/IN FIN UNO I/U OTNIP SULNYCADS N PLACES0000CR lOIN NYUICWALSA RWARDFUSELAGE SIDESSIDES SUN ITO ENGINE II I4-tII _ NYLON SORN -r2-IT_ vJi AILWLOCE OFI ITAIL WREEL I-i- lolA PLY MINTED COWL LIMESULLIVUR 555 TUNA STRAPFOAM FUDELAGES SOTIPS lOT lolATAIL WOEEL TO FUSELAGE MOUNT lUG- IONCORELAMINATED FUSELAGENULBNEAUA] IoN PLO LANDING ANORE CEWOER LINEOUTLINE7- GINO GEAR TO GEAR BRACES0NULNYOUD BOY B/RE 0504 ERUPT BYEELS I/N ASOC WINElolA MUTIE WINE LANDING GEANTAIL UCAR WILD CAT 30 POWERED SPORT PROFILE OEOIONNZO ARID DRAWS PRIL CARTIER RACE 0 IN INN FUN MOL MAT/TN NT NONES GREENE frequently prevent tearing out pieces foam foam cores themselves should require little sanding Most sandingand really isnt muchis needed shape balsa pieces foam Sand wing again 120 paper finally 240 paper smooth finish Finishing Seal bare wood coat polyurethane varnish Urethane varnish great composite construction because doesnt attack foam Sand varnished areas knock down grain cover wing medium silkspan Wallpaper paste works best Mix up cup paste Cut silkspan shape half-inch excess around Dampen lightly expands Slobber thick coat paste wing smooth silkspan place should overlap leading edge extra reinforcement Hang wing up its lead-outs dry After day sand smooth trim off rough edges razor blade Several methods work equally well final finishing technique cover wing second layer silkspan Seal surface varnish put final colors paint like Pactra Formala U finish almost equals sheeting wing wood sturdiness Another methodcovering wing Solarfilm other low-temperature plastic covering quick dirty As die-hard Combat flier used method silkspan hides texture foam provides sturdy base plastic film tech nique works well sport plane because fast durable couple hints may order Foam relatively soft flexible go easy sanding much easier sand some excess off fill area sanded too deep Use light pressure particularly sanding wood down match foam Too much pressure sanding block presses wood foam causing sandpaper cut away foam either side wood Let paper cutting vacuum dust off frequently Try fit the wood parts close Continued page 176 June1987 71 TIIA WALNA STAN AND ELESATOR I TO IN NIRCA DOWEL simple wire landing gear necessay especiaiiywhen flying grass pro tects fuselage underside dings Wire sandwiched Lite Ply reinforcement original size performs well looks Dick says its equal Stratostreak dominates 020 meets Kerswap won SCAMPS annual last November six max es modelers asked Dick plans has made available five bucks plans come sheet construction trim notes Timer Clarence Haught 3226 Honeysuckle Dr Coeur dAlene ID 83814 Wildcat/Cartier Continued page 71 possible before gluing foam especially careful fitting spars flush foam better parts fit before assembly better final ftnish will After first layer silkspan use spackling compound fill dents unevenness filler will completely hidden second layer silkspan plastic covering fuselage uses unique construction too plans show foam core design used prototype forewarned standard profile fuselage half-inch balsa wont work will much too heavy weight will tail foam core fuselage pretty easy youd rather can use half-inch-wide strip formers instead foam build up aft section fuselage Making lam inated outline may bit tricky can done result should similar foam corea big light strong scalelike fuselage foam core fuselage has three basic parts composite balsa/foam core two sides Start core Cut forward section half-inch balsa install engine mounts Also cut slot landing gear Following outline carefully cut foam part sharp knife saw hot wire Glue balsa piece add tail block dry add laminated outline three layers of/16 x -in balsa Use masking tape hold outline pieces place glue dries outline should little wider foam can sanded down core drying assemble fuselage sides Glue forward piece Y16 ply balsa sides balsa sides can pieced together using piece stan dard 3 x 36 balsa per side core dry use large sanding block smooth its sides bring laminated outline down uniform thick ness simplest method assembling fuselage use slow-drying epoxy mixed microballoon filler ratio two parts glue part microbalboon filler Spread coat sides remember right left lam inate fuselage Use masking tape hold sides aligned lay assembly flat floor board provide uniform pressure over whole fuselage lay books magazines concrete blocks sembly went all-out lightness used three different glues epoxy aliphatic spray contact cement masked off forward fuselage about quarter-inch around outline both core fuselage sides Both foam matching section sides got coat contact cement balsa part core ply part sides got coat epoxy/microbalboon-filler mixture laminated outline got bead aliphatic glue saved little weight substituting contact cement epoxy However considerably trickier use three different glues once fuselage dry trim excess wood off outline Add turtledeck -in balsa whole thing can sanded rounded shape Locate wing position fuselage saw out Trial-fit wing trim neces sary get good fit landing gear plugs slot forward fuselage Sandwich wire tween two pieces -in ply Glue assembly place epoxy type mount plenty sturdy normal land ingsand some pretty ferocious bounces However can substitute bolt on-gear whatever suits fancy flew prototype gear flew great bottom fuselage 176 Model Aviation PRODUCTS FOR ThE DISCERNING MODELER Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes * Headers uri Mufflers * Expansion Mufflers * Helicopter Ball Mufflers ialized Exhaust Systems Unsurpassed Wnrkmanshin b Performance FF Old-Timers/Haught Continued page 68 got too beat-up landings added gear rest plane pretty much standard construction tail surfaces simple sheet balsa elevators joined piece birch dowel find easier trying drill elevators fit wire joiner Hook up controls after assembling plane Working plans locate cut out -in slot access bellcrank Put Z-bend end pushrod snap bellcrank Cut pushrod length add clevis connecting control horn pushrod needs support Snap small cotter pin over glue cotter pin fuselage midway between wing stab plans show small circular patch plywood support cotter pin prevent working loose best part new project flying Before going field though care fully check Wildcat over warps Small warps can eliminated twisting wing re-ironing covering its misfortune get big warp saw partway through trailing edge scale aileron outline bend little trim tab Fox OS Max Stunt plenty power Wildcat Use muffler arent expensive plane may need nose weight Wildcat should bal ance just ahead spar shown plans Adjust nose tail weight needed go out fly think will find Wildcat excellent flier large tail relatively long fuselage make very steady haul controls get immediate response Most Control Line planes past designed tails too short andtoo small making jumpy hard balance correctly Wildcat doesnt have problems Actually quirk Ive found comes big fuse lage breezy day wind will tend push plane upwind side circle plane straight just sort slides sideways bit Its no problem once know what expect small price pay indeed chunky good looks real Wildcat CL Scale/Boss Continued page 72 able insight hobbyand particularly Scaleis concerned pages some pictures 1985 Open-class Precision Scale Nats-winning P 38J 20 Lightning known YIPPEE air plane bright red YIPPEE name nose under wing signifies F38 number 5000 come off assembly line during 1940 war years model features operating flaps throttle control operating oil cooler doors full lighting system including instrument panel retracting landing light Complete nose arma ment firing 20mm cannon firecrackers can viewed compartment doors open position Full shock-absorbing landing gear opening canopy side windows complete operating items Ignition glow plugs through jacks located rear turbo superchargers airplane took 3500 hours complete scratch-built own plans powered two ST 46 G21-series engines has fuel-shutoff option incorporated airplane has 60-in wingspan weighs 105 lb chose build particular model Precision Scale because P-38 favorite WW II fighter also because multi-engine airplane plus Precision Scale because bonus points am asked time time What best airplane build Scale event course thats very open question always reply Build airplane will parallel rules particular Scale event example multi-engine airplane would appropriate Precision Scale event because point bonus However Precision Scale demands detailing modelno maybe about Remember model judged close range details such panel lines rivets screws highly visible Full cockpit detail much intricacy possible also mandatory fully realize type commitment requires lot time imagination discipline patience can manage get through assure personal satisfaction overwhelming have completed model mentioned time being factors building Precision Scale model because can spend much two three years construction process especially SPECIAL PRO SERIES DIAPITCHPRICE 63 4$149 728 33*4 56$179 83 3&3/4 4 5 6 8$189 8*4 5 6 6* 7$199 94 5 6 6* 7 7*$199 104 5 6 6W 6* 7 8W$209 106EW$219 114 6 7 7* 7* T&3/4 6$229 116EW$239 11*6 7$239 124W 5 5W 6$279 135 6$359 145 6$459 1556$659 166 7 8$949 DECIBAN SOUND LEVEL 95 5* 6NEW$209 10*6 6* 7 NEW$239 11*7* 8NEW$269 127* 8NEW$299 FOUR-CYCLE TAILORED HELICAL PITCH 10*6 6* 7 NEW$239 126 6* 7 7* 8$299 136 7 7* 8$389 146 7 7* 8$489 156 7$689 166 7 8$989 PYLON RACING 7SN 5*N 8&3/86&3/4 7 7* 8 NEW 8&3/46* 6&3/4 7 7* 7&3/4 97 7* 7&3/4 $279 $299 *289 $289 W Wide bkIe EW Extra wide N Narrow OLD TIMER SUPPLIES CARBON FIBER COILS CONDENSERS SILK TRANSISTOR IGNITION SYSTEMS TIMERS ETC REPLICA OR WICK ENGINES NE WI! 1/2A PLAYBOY SR FOR 1/2A TEXACO RIC FF ELECTRIC OR SPORT KIT $2995 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S K & B CUSTOMIZED ENGINES FOR FF OR OLD TIMER ALSO COMPLETE LINE OF U/C & RIC RACING PARTS June1987 177 OUR INVENTORY AVERAGES OVER 12000 PROPS! hate install hinges Try Easy Hinges See Difference single slot few drops C/A gist its done No gouging pinning hinge pins worry about Incredibly strong24 hinges 295 rt Zreae *aaet# P0 Box 1743 Marcos CA 92069 ORDER BY MAIL OR PHONE 714 830-5162 SORRY NO COD VISA & MASTERCARD WELCOME DEALER INQUIRIES INVITED ALL PRICES POSTPAID MINIMUM ORDER *1000 FOR INSURANCE ADD *100 ORDERS SHIPPED WITHIN 24 HRS CALIF RESIDENTS ADD 6% TAX
Edition: Model Aviation - 1987/06
Page Numbers: 69, 70, 71, 176, 177
model dif AS ONE OF THE MORE formidable aircraft dominated Pacific theater World War II Wildcat needs no introduction dyed-in-the-wool mod eler Built Grumman Aircraft Cor poration late Thirties early Forties planesalso known F4Fs became backbone US air-war strategy Pacific also used British land-based fighters Mediterranean campaign Although Japanese planes edge perform ance Wildcat its rugged ness stamina helped along good tactics ultimately carried day model captures ruggedness good flying characteristics Wildcat nice-flying profile model makes use several new building techniques Ive de veloped over years produce very realistic scalelike model Wildcat features oomposite foam construction fuselage combines halfinch foam core balsa sides plywood reinforcing comes out light strong weight concentrated up front its needed strength balance its near-scale outline fuselage really captures tubby aggressive looks full-size plane wing uses foam cores suitably trimmed down readily available example Core House 760 Waltonville Road Hummelstown PA 17036 Also wing has double cov ering layer silkspan provides some ding resistance hides characteristic foam texture prototype finished low-temperature plastic covering several other finishing oovering meth ods will give wing same durable easy-to-maintain finish June1987 69 Top Left Wildcat bottom outside loop Due its low weight can respectable aerobatics pattern having piaced couple local contests Top Right Up Its wing tip Wildcat seems rounding pylon turn Above to-scale fuselage profile gives modal very good ground handling characteristics high landing gear can respectable touch-and-go throttle control Since working foam composites involves some pretty unusual construction Ill try detail some tricks pitfalls building Wildcat First off glues finishes can problem Rule out old-fashioned model cement dopes newfangled instant gluestheyll dissolve foam stead use medium- slow-cure epoxy 15- 45-minute pot life closed joints high-stress areas front fuselage wing/spar joint land ing gear mount Use water-based ali phatic glue such TiteBond Picas Glueall wood-to-foam joints such spars trailing edges wing large-area foam-to-wood joints contact ce ment like 3M-77 mixture epoxy microballoon filler works well Begin construction wing After cutting obtaining cores trim shape using sharp knife hot wire cutter Use slicing sawing motion knife prevent tearing Use flexible straightedge mark tip around core trimmed Glue trailing edge place hold masking tape find helpful plane trailing edge rough triangular section before gluing place Leave little excess length root overlap root rib trim trailing edge flush tip Add tip rib wingtip using masking tape hold until glue dries use lot masking tape working foam works great holding parts glue dries Cut out center rib half-inch balsa Slot bellcrank mount glue mount place Drill couple holes bottom rib through bellcrank mount Pour some glue tap pieces dowel secure mount procedure forces glue wood really strong joint Mount three-inch bellcrank platform Make sure swings freely add lead-outs use crimped-tubing method control lines outlined AMA rule book Y32-in solid music wire lead-outs will work too Use sharp knife saw cut cavity root left panel clear bellcrank Trial-fit wing panels root rib spars together Everything should fit snugly before gluing spars should em bedded foam either flush just slightly inset very difficult trim spars down foam get flush joint wont show through covering satisfied fits glue everything together hold masking tape Before glue dries sight along leading edge make sure straight necessary gently bend wing straight let dry After wing dries carefully sand shape use large 3 x 12 sanding block 80-grit paper rough shaping Use very light pressure vacuum off dust 70 Model Aviation Gil Reedy L Pocke Wuif author Wiidcat prepare battle never took place real life Planes like can put great mock combat simulation Despite its size Fox 35 added muffier provides enough powerto hauithe tubby Wiidcat profile fuse lage through aerobatics well dogfights cotter pin through foam-core balsa-sheeted fuselage keeps pushrod place Using traditional profile construction techniques model would come out tail heavy Full-Size Plans Available. See Page 188 UN TIP RIBS /YOWAoS BASS OR SPRUCE SPARS I5 ~~-tSWANS OR NYLON TUNE LEADOUT GUIDES ONELLCNUNE ION S PLO RELLORUNK MOUNT UIIA DUNEL PINS TO SOLO MOUNT FOAM WING CONE ANNN -SIN TIPSI I/C UUCET TRUILINO ECOC FORWARD FUSELAGE CORE TIP RID TEMPLUFEWROUT RIB TCAPLUTE0 ITT BALSA _EIZZIIzzzzn SAW OUT FUSELGUEAUPAUSE CORES POW SPARSTN DOWEL PINS THROUGH FOR WING AFFERAFTER CUTTINGSELLCRANN MOUNT PUISTED CANOPYIA PLY REIRPONCINA USC ALTENWATE FUSELAGE CONSTRUCTION OUTLINETOOT COTTER PIN FAIRLEUSTON TURTLE SEERjS/IN FIN UNO I/U OTNIP SULNYCADS N PLACES0000CR lOIN NYUICWALSA RWARDFUSELAGE SIDESSIDES SUN ITO ENGINE II I4-tII _ NYLON SORN -r2-IT_ vJi AILWLOCE OFI ITAIL WREEL I-i- lolA PLY MINTED COWL LIMESULLIVUR 555 TUNA STRAPFOAM FUDELAGES SOTIPS lOT lolATAIL WOEEL TO FUSELAGE MOUNT lUG- IONCORELAMINATED FUSELAGENULBNEAUA] IoN PLO LANDING ANORE CEWOER LINEOUTLINE7- GINO GEAR TO GEAR BRACES0NULNYOUD BOY B/RE 0504 ERUPT BYEELS I/N ASOC WINElolA MUTIE WINE LANDING GEANTAIL UCAR WILD CAT 30 POWERED SPORT PROFILE OEOIONNZO ARID DRAWS PRIL CARTIER RACE 0 IN INN FUN MOL MAT/TN NT NONES GREENE frequently prevent tearing out pieces foam foam cores themselves should require little sanding Most sandingand really isnt muchis needed shape balsa pieces foam Sand wing again 120 paper finally 240 paper smooth finish Finishing Seal bare wood coat polyurethane varnish Urethane varnish great composite construction because doesnt attack foam Sand varnished areas knock down grain cover wing medium silkspan Wallpaper paste works best Mix up cup paste Cut silkspan shape half-inch excess around Dampen lightly expands Slobber thick coat paste wing smooth silkspan place should overlap leading edge extra reinforcement Hang wing up its lead-outs dry After day sand smooth trim off rough edges razor blade Several methods work equally well final finishing technique cover wing second layer silkspan Seal surface varnish put final colors paint like Pactra Formala U finish almost equals sheeting wing wood sturdiness Another methodcovering wing Solarfilm other low-temperature plastic covering quick dirty As die-hard Combat flier used method silkspan hides texture foam provides sturdy base plastic film tech nique works well sport plane because fast durable couple hints may order Foam relatively soft flexible go easy sanding much easier sand some excess off fill area sanded too deep Use light pressure particularly sanding wood down match foam Too much pressure sanding block presses wood foam causing sandpaper cut away foam either side wood Let paper cutting vacuum dust off frequently Try fit the wood parts close Continued page 176 June1987 71 TIIA WALNA STAN AND ELESATOR I TO IN NIRCA DOWEL simple wire landing gear necessay especiaiiywhen flying grass pro tects fuselage underside dings Wire sandwiched Lite Ply reinforcement original size performs well looks Dick says its equal Stratostreak dominates 020 meets Kerswap won SCAMPS annual last November six max es modelers asked Dick plans has made available five bucks plans come sheet construction trim notes Timer Clarence Haught 3226 Honeysuckle Dr Coeur dAlene ID 83814 Wildcat/Cartier Continued page 71 possible before gluing foam especially careful fitting spars flush foam better parts fit before assembly better final ftnish will After first layer silkspan use spackling compound fill dents unevenness filler will completely hidden second layer silkspan plastic covering fuselage uses unique construction too plans show foam core design used prototype forewarned standard profile fuselage half-inch balsa wont work will much too heavy weight will tail foam core fuselage pretty easy youd rather can use half-inch-wide strip formers instead foam build up aft section fuselage Making lam inated outline may bit tricky can done result should similar foam corea big light strong scalelike fuselage foam core fuselage has three basic parts composite balsa/foam core two sides Start core Cut forward section half-inch balsa install engine mounts Also cut slot landing gear Following outline carefully cut foam part sharp knife saw hot wire Glue balsa piece add tail block dry add laminated outline three layers of/16 x -in balsa Use masking tape hold outline pieces place glue dries outline should little wider foam can sanded down core drying assemble fuselage sides Glue forward piece Y16 ply balsa sides balsa sides can pieced together using piece stan dard 3 x 36 balsa per side core dry use large sanding block smooth its sides bring laminated outline down uniform thick ness simplest method assembling fuselage use slow-drying epoxy mixed microballoon filler ratio two parts glue part microbalboon filler Spread coat sides remember right left lam inate fuselage Use masking tape hold sides aligned lay assembly flat floor board provide uniform pressure over whole fuselage lay books magazines concrete blocks sembly went all-out lightness used three different glues epoxy aliphatic spray contact cement masked off forward fuselage about quarter-inch around outline both core fuselage sides Both foam matching section sides got coat contact cement balsa part core ply part sides got coat epoxy/microbalboon-filler mixture laminated outline got bead aliphatic glue saved little weight substituting contact cement epoxy However considerably trickier use three different glues once fuselage dry trim excess wood off outline Add turtledeck -in balsa whole thing can sanded rounded shape Locate wing position fuselage saw out Trial-fit wing trim neces sary get good fit landing gear plugs slot forward fuselage Sandwich wire tween two pieces -in ply Glue assembly place epoxy type mount plenty sturdy normal land ingsand some pretty ferocious bounces However can substitute bolt on-gear whatever suits fancy flew prototype gear flew great bottom fuselage 176 Model Aviation PRODUCTS FOR ThE DISCERNING MODELER Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes * Headers uri Mufflers * Expansion Mufflers * Helicopter Ball Mufflers ialized Exhaust Systems Unsurpassed Wnrkmanshin b Performance FF Old-Timers/Haught Continued page 68 got too beat-up landings added gear rest plane pretty much standard construction tail surfaces simple sheet balsa elevators joined piece birch dowel find easier trying drill elevators fit wire joiner Hook up controls after assembling plane Working plans locate cut out -in slot access bellcrank Put Z-bend end pushrod snap bellcrank Cut pushrod length add clevis connecting control horn pushrod needs support Snap small cotter pin over glue cotter pin fuselage midway between wing stab plans show small circular patch plywood support cotter pin prevent working loose best part new project flying Before going field though care fully check Wildcat over warps Small warps can eliminated twisting wing re-ironing covering its misfortune get big warp saw partway through trailing edge scale aileron outline bend little trim tab Fox OS Max Stunt plenty power Wildcat Use muffler arent expensive plane may need nose weight Wildcat should bal ance just ahead spar shown plans Adjust nose tail weight needed go out fly think will find Wildcat excellent flier large tail relatively long fuselage make very steady haul controls get immediate response Most Control Line planes past designed tails too short andtoo small making jumpy hard balance correctly Wildcat doesnt have problems Actually quirk Ive found comes big fuse lage breezy day wind will tend push plane upwind side circle plane straight just sort slides sideways bit Its no problem once know what expect small price pay indeed chunky good looks real Wildcat CL Scale/Boss Continued page 72 able insight hobbyand particularly Scaleis concerned pages some pictures 1985 Open-class Precision Scale Nats-winning P 38J 20 Lightning known YIPPEE air plane bright red YIPPEE name nose under wing signifies F38 number 5000 come off assembly line during 1940 war years model features operating flaps throttle control operating oil cooler doors full lighting system including instrument panel retracting landing light Complete nose arma ment firing 20mm cannon firecrackers can viewed compartment doors open position Full shock-absorbing landing gear opening canopy side windows complete operating items Ignition glow plugs through jacks located rear turbo superchargers airplane took 3500 hours complete scratch-built own plans powered two ST 46 G21-series engines has fuel-shutoff option incorporated airplane has 60-in wingspan weighs 105 lb chose build particular model Precision Scale because P-38 favorite WW II fighter also because multi-engine airplane plus Precision Scale because bonus points am asked time time What best airplane build Scale event course thats very open question always reply Build airplane will parallel rules particular Scale event example multi-engine airplane would appropriate Precision Scale event because point bonus However Precision Scale demands detailing modelno maybe about Remember model judged close range details such panel lines rivets screws highly visible Full cockpit detail much intricacy possible also mandatory fully realize type commitment requires lot time imagination discipline patience can manage get through assure personal satisfaction overwhelming have completed model mentioned time being factors building Precision Scale model because can spend much two three years construction process especially SPECIAL PRO SERIES DIAPITCHPRICE 63 4$149 728 33*4 56$179 83 3&3/4 4 5 6 8$189 8*4 5 6 6* 7$199 94 5 6 6* 7 7*$199 104 5 6 6W 6* 7 8W$209 106EW$219 114 6 7 7* 7* T&3/4 6$229 116EW$239 11*6 7$239 124W 5 5W 6$279 135 6$359 145 6$459 1556$659 166 7 8$949 DECIBAN SOUND LEVEL 95 5* 6NEW$209 10*6 6* 7 NEW$239 11*7* 8NEW$269 127* 8NEW$299 FOUR-CYCLE TAILORED HELICAL PITCH 10*6 6* 7 NEW$239 126 6* 7 7* 8$299 136 7 7* 8$389 146 7 7* 8$489 156 7$689 166 7 8$989 PYLON RACING 7SN 5*N 8&3/86&3/4 7 7* 8 NEW 8&3/46* 6&3/4 7 7* 7&3/4 97 7* 7&3/4 $279 $299 *289 $289 W Wide bkIe EW Extra wide N Narrow OLD TIMER SUPPLIES CARBON FIBER COILS CONDENSERS SILK TRANSISTOR IGNITION SYSTEMS TIMERS ETC REPLICA OR WICK ENGINES NE WI! 1/2A PLAYBOY SR FOR 1/2A TEXACO RIC FF ELECTRIC OR SPORT KIT $2995 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S K & B CUSTOMIZED ENGINES FOR FF OR OLD TIMER ALSO COMPLETE LINE OF U/C & RIC RACING PARTS June1987 177 OUR INVENTORY AVERAGES OVER 12000 PROPS! hate install hinges Try Easy Hinges See Difference single slot few drops C/A gist its done No gouging pinning hinge pins worry about Incredibly strong24 hinges 295 rt Zreae *aaet# P0 Box 1743 Marcos CA 92069 ORDER BY MAIL OR PHONE 714 830-5162 SORRY NO COD VISA & MASTERCARD WELCOME DEALER INQUIRIES INVITED ALL PRICES POSTPAID MINIMUM ORDER *1000 FOR INSURANCE ADD *100 ORDERS SHIPPED WITHIN 24 HRS CALIF RESIDENTS ADD 6% TAX
Edition: Model Aviation - 1987/06
Page Numbers: 69, 70, 71, 176, 177
model dif AS ONE OF THE MORE formidable aircraft dominated Pacific theater World War II Wildcat needs no introduction dyed-in-the-wool mod eler Built Grumman Aircraft Cor poration late Thirties early Forties planesalso known F4Fs became backbone US air-war strategy Pacific also used British land-based fighters Mediterranean campaign Although Japanese planes edge perform ance Wildcat its rugged ness stamina helped along good tactics ultimately carried day model captures ruggedness good flying characteristics Wildcat nice-flying profile model makes use several new building techniques Ive de veloped over years produce very realistic scalelike model Wildcat features oomposite foam construction fuselage combines halfinch foam core balsa sides plywood reinforcing comes out light strong weight concentrated up front its needed strength balance its near-scale outline fuselage really captures tubby aggressive looks full-size plane wing uses foam cores suitably trimmed down readily available example Core House 760 Waltonville Road Hummelstown PA 17036 Also wing has double cov ering layer silkspan provides some ding resistance hides characteristic foam texture prototype finished low-temperature plastic covering several other finishing oovering meth ods will give wing same durable easy-to-maintain finish June1987 69 Top Left Wildcat bottom outside loop Due its low weight can respectable aerobatics pattern having piaced couple local contests Top Right Up Its wing tip Wildcat seems rounding pylon turn Above to-scale fuselage profile gives modal very good ground handling characteristics high landing gear can respectable touch-and-go throttle control Since working foam composites involves some pretty unusual construction Ill try detail some tricks pitfalls building Wildcat First off glues finishes can problem Rule out old-fashioned model cement dopes newfangled instant gluestheyll dissolve foam stead use medium- slow-cure epoxy 15- 45-minute pot life closed joints high-stress areas front fuselage wing/spar joint land ing gear mount Use water-based ali phatic glue such TiteBond Picas Glueall wood-to-foam joints such spars trailing edges wing large-area foam-to-wood joints contact ce ment like 3M-77 mixture epoxy microballoon filler works well Begin construction wing After cutting obtaining cores trim shape using sharp knife hot wire cutter Use slicing sawing motion knife prevent tearing Use flexible straightedge mark tip around core trimmed Glue trailing edge place hold masking tape find helpful plane trailing edge rough triangular section before gluing place Leave little excess length root overlap root rib trim trailing edge flush tip Add tip rib wingtip using masking tape hold until glue dries use lot masking tape working foam works great holding parts glue dries Cut out center rib half-inch balsa Slot bellcrank mount glue mount place Drill couple holes bottom rib through bellcrank mount Pour some glue tap pieces dowel secure mount procedure forces glue wood really strong joint Mount three-inch bellcrank platform Make sure swings freely add lead-outs use crimped-tubing method control lines outlined AMA rule book Y32-in solid music wire lead-outs will work too Use sharp knife saw cut cavity root left panel clear bellcrank Trial-fit wing panels root rib spars together Everything should fit snugly before gluing spars should em bedded foam either flush just slightly inset very difficult trim spars down foam get flush joint wont show through covering satisfied fits glue everything together hold masking tape Before glue dries sight along leading edge make sure straight necessary gently bend wing straight let dry After wing dries carefully sand shape use large 3 x 12 sanding block 80-grit paper rough shaping Use very light pressure vacuum off dust 70 Model Aviation Gil Reedy L Pocke Wuif author Wiidcat prepare battle never took place real life Planes like can put great mock combat simulation Despite its size Fox 35 added muffier provides enough powerto hauithe tubby Wiidcat profile fuse lage through aerobatics well dogfights cotter pin through foam-core balsa-sheeted fuselage keeps pushrod place Using traditional profile construction techniques model would come out tail heavy Full-Size Plans Available. See Page 188 UN TIP RIBS /YOWAoS BASS OR SPRUCE SPARS I5 ~~-tSWANS OR NYLON TUNE LEADOUT GUIDES ONELLCNUNE ION S PLO RELLORUNK MOUNT UIIA DUNEL PINS TO SOLO MOUNT FOAM WING CONE ANNN -SIN TIPSI I/C UUCET TRUILINO ECOC FORWARD FUSELAGE CORE TIP RID TEMPLUFEWROUT RIB TCAPLUTE0 ITT BALSA _EIZZIIzzzzn SAW OUT FUSELGUEAUPAUSE CORES POW SPARSTN DOWEL PINS THROUGH FOR WING AFFERAFTER CUTTINGSELLCRANN MOUNT PUISTED CANOPYIA PLY REIRPONCINA USC ALTENWATE FUSELAGE CONSTRUCTION OUTLINETOOT COTTER PIN FAIRLEUSTON TURTLE SEERjS/IN FIN UNO I/U OTNIP SULNYCADS N PLACES0000CR lOIN NYUICWALSA RWARDFUSELAGE SIDESSIDES SUN ITO ENGINE II I4-tII _ NYLON SORN -r2-IT_ vJi AILWLOCE OFI ITAIL WREEL I-i- lolA PLY MINTED COWL LIMESULLIVUR 555 TUNA STRAPFOAM FUDELAGES SOTIPS lOT lolATAIL WOEEL TO FUSELAGE MOUNT lUG- IONCORELAMINATED FUSELAGENULBNEAUA] IoN PLO LANDING ANORE CEWOER LINEOUTLINE7- GINO GEAR TO GEAR BRACES0NULNYOUD BOY B/RE 0504 ERUPT BYEELS I/N ASOC WINElolA MUTIE WINE LANDING GEANTAIL UCAR WILD CAT 30 POWERED SPORT PROFILE OEOIONNZO ARID DRAWS PRIL CARTIER RACE 0 IN INN FUN MOL MAT/TN NT NONES GREENE frequently prevent tearing out pieces foam foam cores themselves should require little sanding Most sandingand really isnt muchis needed shape balsa pieces foam Sand wing again 120 paper finally 240 paper smooth finish Finishing Seal bare wood coat polyurethane varnish Urethane varnish great composite construction because doesnt attack foam Sand varnished areas knock down grain cover wing medium silkspan Wallpaper paste works best Mix up cup paste Cut silkspan shape half-inch excess around Dampen lightly expands Slobber thick coat paste wing smooth silkspan place should overlap leading edge extra reinforcement Hang wing up its lead-outs dry After day sand smooth trim off rough edges razor blade Several methods work equally well final finishing technique cover wing second layer silkspan Seal surface varnish put final colors paint like Pactra Formala U finish almost equals sheeting wing wood sturdiness Another methodcovering wing Solarfilm other low-temperature plastic covering quick dirty As die-hard Combat flier used method silkspan hides texture foam provides sturdy base plastic film tech nique works well sport plane because fast durable couple hints may order Foam relatively soft flexible go easy sanding much easier sand some excess off fill area sanded too deep Use light pressure particularly sanding wood down match foam Too much pressure sanding block presses wood foam causing sandpaper cut away foam either side wood Let paper cutting vacuum dust off frequently Try fit the wood parts close Continued page 176 June1987 71 TIIA WALNA STAN AND ELESATOR I TO IN NIRCA DOWEL simple wire landing gear necessay especiaiiywhen flying grass pro tects fuselage underside dings Wire sandwiched Lite Ply reinforcement original size performs well looks Dick says its equal Stratostreak dominates 020 meets Kerswap won SCAMPS annual last November six max es modelers asked Dick plans has made available five bucks plans come sheet construction trim notes Timer Clarence Haught 3226 Honeysuckle Dr Coeur dAlene ID 83814 Wildcat/Cartier Continued page 71 possible before gluing foam especially careful fitting spars flush foam better parts fit before assembly better final ftnish will After first layer silkspan use spackling compound fill dents unevenness filler will completely hidden second layer silkspan plastic covering fuselage uses unique construction too plans show foam core design used prototype forewarned standard profile fuselage half-inch balsa wont work will much too heavy weight will tail foam core fuselage pretty easy youd rather can use half-inch-wide strip formers instead foam build up aft section fuselage Making lam inated outline may bit tricky can done result should similar foam corea big light strong scalelike fuselage foam core fuselage has three basic parts composite balsa/foam core two sides Start core Cut forward section half-inch balsa install engine mounts Also cut slot landing gear Following outline carefully cut foam part sharp knife saw hot wire Glue balsa piece add tail block dry add laminated outline three layers of/16 x -in balsa Use masking tape hold outline pieces place glue dries outline should little wider foam can sanded down core drying assemble fuselage sides Glue forward piece Y16 ply balsa sides balsa sides can pieced together using piece stan dard 3 x 36 balsa per side core dry use large sanding block smooth its sides bring laminated outline down uniform thick ness simplest method assembling fuselage use slow-drying epoxy mixed microballoon filler ratio two parts glue part microbalboon filler Spread coat sides remember right left lam inate fuselage Use masking tape hold sides aligned lay assembly flat floor board provide uniform pressure over whole fuselage lay books magazines concrete blocks sembly went all-out lightness used three different glues epoxy aliphatic spray contact cement masked off forward fuselage about quarter-inch around outline both core fuselage sides Both foam matching section sides got coat contact cement balsa part core ply part sides got coat epoxy/microbalboon-filler mixture laminated outline got bead aliphatic glue saved little weight substituting contact cement epoxy However considerably trickier use three different glues once fuselage dry trim excess wood off outline Add turtledeck -in balsa whole thing can sanded rounded shape Locate wing position fuselage saw out Trial-fit wing trim neces sary get good fit landing gear plugs slot forward fuselage Sandwich wire tween two pieces -in ply Glue assembly place epoxy type mount plenty sturdy normal land ingsand some pretty ferocious bounces However can substitute bolt on-gear whatever suits fancy flew prototype gear flew great bottom fuselage 176 Model Aviation PRODUCTS FOR ThE DISCERNING MODELER Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes * Headers uri Mufflers * Expansion Mufflers * Helicopter Ball Mufflers ialized Exhaust Systems Unsurpassed Wnrkmanshin b Performance FF Old-Timers/Haught Continued page 68 got too beat-up landings added gear rest plane pretty much standard construction tail surfaces simple sheet balsa elevators joined piece birch dowel find easier trying drill elevators fit wire joiner Hook up controls after assembling plane Working plans locate cut out -in slot access bellcrank Put Z-bend end pushrod snap bellcrank Cut pushrod length add clevis connecting control horn pushrod needs support Snap small cotter pin over glue cotter pin fuselage midway between wing stab plans show small circular patch plywood support cotter pin prevent working loose best part new project flying Before going field though care fully check Wildcat over warps Small warps can eliminated twisting wing re-ironing covering its misfortune get big warp saw partway through trailing edge scale aileron outline bend little trim tab Fox OS Max Stunt plenty power Wildcat Use muffler arent expensive plane may need nose weight Wildcat should bal ance just ahead spar shown plans Adjust nose tail weight needed go out fly think will find Wildcat excellent flier large tail relatively long fuselage make very steady haul controls get immediate response Most Control Line planes past designed tails too short andtoo small making jumpy hard balance correctly Wildcat doesnt have problems Actually quirk Ive found comes big fuse lage breezy day wind will tend push plane upwind side circle plane straight just sort slides sideways bit Its no problem once know what expect small price pay indeed chunky good looks real Wildcat CL Scale/Boss Continued page 72 able insight hobbyand particularly Scaleis concerned pages some pictures 1985 Open-class Precision Scale Nats-winning P 38J 20 Lightning known YIPPEE air plane bright red YIPPEE name nose under wing signifies F38 number 5000 come off assembly line during 1940 war years model features operating flaps throttle control operating oil cooler doors full lighting system including instrument panel retracting landing light Complete nose arma ment firing 20mm cannon firecrackers can viewed compartment doors open position Full shock-absorbing landing gear opening canopy side windows complete operating items Ignition glow plugs through jacks located rear turbo superchargers airplane took 3500 hours complete scratch-built own plans powered two ST 46 G21-series engines has fuel-shutoff option incorporated airplane has 60-in wingspan weighs 105 lb chose build particular model Precision Scale because P-38 favorite WW II fighter also because multi-engine airplane plus Precision Scale because bonus points am asked time time What best airplane build Scale event course thats very open question always reply Build airplane will parallel rules particular Scale event example multi-engine airplane would appropriate Precision Scale event because point bonus However Precision Scale demands detailing modelno maybe about Remember model judged close range details such panel lines rivets screws highly visible Full cockpit detail much intricacy possible also mandatory fully realize type commitment requires lot time imagination discipline patience can manage get through assure personal satisfaction overwhelming have completed model mentioned time being factors building Precision Scale model because can spend much two three years construction process especially SPECIAL PRO SERIES DIAPITCHPRICE 63 4$149 728 33*4 56$179 83 3&3/4 4 5 6 8$189 8*4 5 6 6* 7$199 94 5 6 6* 7 7*$199 104 5 6 6W 6* 7 8W$209 106EW$219 114 6 7 7* 7* T&3/4 6$229 116EW$239 11*6 7$239 124W 5 5W 6$279 135 6$359 145 6$459 1556$659 166 7 8$949 DECIBAN SOUND LEVEL 95 5* 6NEW$209 10*6 6* 7 NEW$239 11*7* 8NEW$269 127* 8NEW$299 FOUR-CYCLE TAILORED HELICAL PITCH 10*6 6* 7 NEW$239 126 6* 7 7* 8$299 136 7 7* 8$389 146 7 7* 8$489 156 7$689 166 7 8$989 PYLON RACING 7SN 5*N 8&3/86&3/4 7 7* 8 NEW 8&3/46* 6&3/4 7 7* 7&3/4 97 7* 7&3/4 $279 $299 *289 $289 W Wide bkIe EW Extra wide N Narrow OLD TIMER SUPPLIES CARBON FIBER COILS CONDENSERS SILK TRANSISTOR IGNITION SYSTEMS TIMERS ETC REPLICA OR WICK ENGINES NE WI! 1/2A PLAYBOY SR FOR 1/2A TEXACO RIC FF ELECTRIC OR SPORT KIT $2995 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S K & B CUSTOMIZED ENGINES FOR FF OR OLD TIMER ALSO COMPLETE LINE OF U/C & RIC RACING PARTS June1987 177 OUR INVENTORY AVERAGES OVER 12000 PROPS! hate install hinges Try Easy Hinges See Difference single slot few drops C/A gist its done No gouging pinning hinge pins worry about Incredibly strong24 hinges 295 rt Zreae *aaet# P0 Box 1743 Marcos CA 92069 ORDER BY MAIL OR PHONE 714 830-5162 SORRY NO COD VISA & MASTERCARD WELCOME DEALER INQUIRIES INVITED ALL PRICES POSTPAID MINIMUM ORDER *1000 FOR INSURANCE ADD *100 ORDERS SHIPPED WITHIN 24 HRS CALIF RESIDENTS ADD 6% TAX
Edition: Model Aviation - 1987/06
Page Numbers: 69, 70, 71, 176, 177
model dif AS ONE OF THE MORE formidable aircraft dominated Pacific theater World War II Wildcat needs no introduction dyed-in-the-wool mod eler Built Grumman Aircraft Cor poration late Thirties early Forties planesalso known F4Fs became backbone US air-war strategy Pacific also used British land-based fighters Mediterranean campaign Although Japanese planes edge perform ance Wildcat its rugged ness stamina helped along good tactics ultimately carried day model captures ruggedness good flying characteristics Wildcat nice-flying profile model makes use several new building techniques Ive de veloped over years produce very realistic scalelike model Wildcat features oomposite foam construction fuselage combines halfinch foam core balsa sides plywood reinforcing comes out light strong weight concentrated up front its needed strength balance its near-scale outline fuselage really captures tubby aggressive looks full-size plane wing uses foam cores suitably trimmed down readily available example Core House 760 Waltonville Road Hummelstown PA 17036 Also wing has double cov ering layer silkspan provides some ding resistance hides characteristic foam texture prototype finished low-temperature plastic covering several other finishing oovering meth ods will give wing same durable easy-to-maintain finish June1987 69 Top Left Wildcat bottom outside loop Due its low weight can respectable aerobatics pattern having piaced couple local contests Top Right Up Its wing tip Wildcat seems rounding pylon turn Above to-scale fuselage profile gives modal very good ground handling characteristics high landing gear can respectable touch-and-go throttle control Since working foam composites involves some pretty unusual construction Ill try detail some tricks pitfalls building Wildcat First off glues finishes can problem Rule out old-fashioned model cement dopes newfangled instant gluestheyll dissolve foam stead use medium- slow-cure epoxy 15- 45-minute pot life closed joints high-stress areas front fuselage wing/spar joint land ing gear mount Use water-based ali phatic glue such TiteBond Picas Glueall wood-to-foam joints such spars trailing edges wing large-area foam-to-wood joints contact ce ment like 3M-77 mixture epoxy microballoon filler works well Begin construction wing After cutting obtaining cores trim shape using sharp knife hot wire cutter Use slicing sawing motion knife prevent tearing Use flexible straightedge mark tip around core trimmed Glue trailing edge place hold masking tape find helpful plane trailing edge rough triangular section before gluing place Leave little excess length root overlap root rib trim trailing edge flush tip Add tip rib wingtip using masking tape hold until glue dries use lot masking tape working foam works great holding parts glue dries Cut out center rib half-inch balsa Slot bellcrank mount glue mount place Drill couple holes bottom rib through bellcrank mount Pour some glue tap pieces dowel secure mount procedure forces glue wood really strong joint Mount three-inch bellcrank platform Make sure swings freely add lead-outs use crimped-tubing method control lines outlined AMA rule book Y32-in solid music wire lead-outs will work too Use sharp knife saw cut cavity root left panel clear bellcrank Trial-fit wing panels root rib spars together Everything should fit snugly before gluing spars should em bedded foam either flush just slightly inset very difficult trim spars down foam get flush joint wont show through covering satisfied fits glue everything together hold masking tape Before glue dries sight along leading edge make sure straight necessary gently bend wing straight let dry After wing dries carefully sand shape use large 3 x 12 sanding block 80-grit paper rough shaping Use very light pressure vacuum off dust 70 Model Aviation Gil Reedy L Pocke Wuif author Wiidcat prepare battle never took place real life Planes like can put great mock combat simulation Despite its size Fox 35 added muffier provides enough powerto hauithe tubby Wiidcat profile fuse lage through aerobatics well dogfights cotter pin through foam-core balsa-sheeted fuselage keeps pushrod place Using traditional profile construction techniques model would come out tail heavy Full-Size Plans Available. See Page 188 UN TIP RIBS /YOWAoS BASS OR SPRUCE SPARS I5 ~~-tSWANS OR NYLON TUNE LEADOUT GUIDES ONELLCNUNE ION S PLO RELLORUNK MOUNT UIIA DUNEL PINS TO SOLO MOUNT FOAM WING CONE ANNN -SIN TIPSI I/C UUCET TRUILINO ECOC FORWARD FUSELAGE CORE TIP RID TEMPLUFEWROUT RIB TCAPLUTE0 ITT BALSA _EIZZIIzzzzn SAW OUT FUSELGUEAUPAUSE CORES POW SPARSTN DOWEL PINS THROUGH FOR WING AFFERAFTER CUTTINGSELLCRANN MOUNT PUISTED CANOPYIA PLY REIRPONCINA USC ALTENWATE FUSELAGE CONSTRUCTION OUTLINETOOT COTTER PIN FAIRLEUSTON TURTLE SEERjS/IN FIN UNO I/U OTNIP SULNYCADS N PLACES0000CR lOIN NYUICWALSA RWARDFUSELAGE SIDESSIDES SUN ITO ENGINE II I4-tII _ NYLON SORN -r2-IT_ vJi AILWLOCE OFI ITAIL WREEL I-i- lolA PLY MINTED COWL LIMESULLIVUR 555 TUNA STRAPFOAM FUDELAGES SOTIPS lOT lolATAIL WOEEL TO FUSELAGE MOUNT lUG- IONCORELAMINATED FUSELAGENULBNEAUA] IoN PLO LANDING ANORE CEWOER LINEOUTLINE7- GINO GEAR TO GEAR BRACES0NULNYOUD BOY B/RE 0504 ERUPT BYEELS I/N ASOC WINElolA MUTIE WINE LANDING GEANTAIL UCAR WILD CAT 30 POWERED SPORT PROFILE OEOIONNZO ARID DRAWS PRIL CARTIER RACE 0 IN INN FUN MOL MAT/TN NT NONES GREENE frequently prevent tearing out pieces foam foam cores themselves should require little sanding Most sandingand really isnt muchis needed shape balsa pieces foam Sand wing again 120 paper finally 240 paper smooth finish Finishing Seal bare wood coat polyurethane varnish Urethane varnish great composite construction because doesnt attack foam Sand varnished areas knock down grain cover wing medium silkspan Wallpaper paste works best Mix up cup paste Cut silkspan shape half-inch excess around Dampen lightly expands Slobber thick coat paste wing smooth silkspan place should overlap leading edge extra reinforcement Hang wing up its lead-outs dry After day sand smooth trim off rough edges razor blade Several methods work equally well final finishing technique cover wing second layer silkspan Seal surface varnish put final colors paint like Pactra Formala U finish almost equals sheeting wing wood sturdiness Another methodcovering wing Solarfilm other low-temperature plastic covering quick dirty As die-hard Combat flier used method silkspan hides texture foam provides sturdy base plastic film tech nique works well sport plane because fast durable couple hints may order Foam relatively soft flexible go easy sanding much easier sand some excess off fill area sanded too deep Use light pressure particularly sanding wood down match foam Too much pressure sanding block presses wood foam causing sandpaper cut away foam either side wood Let paper cutting vacuum dust off frequently Try fit the wood parts close Continued page 176 June1987 71 TIIA WALNA STAN AND ELESATOR I TO IN NIRCA DOWEL simple wire landing gear necessay especiaiiywhen flying grass pro tects fuselage underside dings Wire sandwiched Lite Ply reinforcement original size performs well looks Dick says its equal Stratostreak dominates 020 meets Kerswap won SCAMPS annual last November six max es modelers asked Dick plans has made available five bucks plans come sheet construction trim notes Timer Clarence Haught 3226 Honeysuckle Dr Coeur dAlene ID 83814 Wildcat/Cartier Continued page 71 possible before gluing foam especially careful fitting spars flush foam better parts fit before assembly better final ftnish will After first layer silkspan use spackling compound fill dents unevenness filler will completely hidden second layer silkspan plastic covering fuselage uses unique construction too plans show foam core design used prototype forewarned standard profile fuselage half-inch balsa wont work will much too heavy weight will tail foam core fuselage pretty easy youd rather can use half-inch-wide strip formers instead foam build up aft section fuselage Making lam inated outline may bit tricky can done result should similar foam corea big light strong scalelike fuselage foam core fuselage has three basic parts composite balsa/foam core two sides Start core Cut forward section half-inch balsa install engine mounts Also cut slot landing gear Following outline carefully cut foam part sharp knife saw hot wire Glue balsa piece add tail block dry add laminated outline three layers of/16 x -in balsa Use masking tape hold outline pieces place glue dries outline should little wider foam can sanded down core drying assemble fuselage sides Glue forward piece Y16 ply balsa sides balsa sides can pieced together using piece stan dard 3 x 36 balsa per side core dry use large sanding block smooth its sides bring laminated outline down uniform thick ness simplest method assembling fuselage use slow-drying epoxy mixed microballoon filler ratio two parts glue part microbalboon filler Spread coat sides remember right left lam inate fuselage Use masking tape hold sides aligned lay assembly flat floor board provide uniform pressure over whole fuselage lay books magazines concrete blocks sembly went all-out lightness used three different glues epoxy aliphatic spray contact cement masked off forward fuselage about quarter-inch around outline both core fuselage sides Both foam matching section sides got coat contact cement balsa part core ply part sides got coat epoxy/microbalboon-filler mixture laminated outline got bead aliphatic glue saved little weight substituting contact cement epoxy However considerably trickier use three different glues once fuselage dry trim excess wood off outline Add turtledeck -in balsa whole thing can sanded rounded shape Locate wing position fuselage saw out Trial-fit wing trim neces sary get good fit landing gear plugs slot forward fuselage Sandwich wire tween two pieces -in ply Glue assembly place epoxy type mount plenty sturdy normal land ingsand some pretty ferocious bounces However can substitute bolt on-gear whatever suits fancy flew prototype gear flew great bottom fuselage 176 Model Aviation PRODUCTS FOR ThE DISCERNING MODELER Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes * Headers uri Mufflers * Expansion Mufflers * Helicopter Ball Mufflers ialized Exhaust Systems Unsurpassed Wnrkmanshin b Performance FF Old-Timers/Haught Continued page 68 got too beat-up landings added gear rest plane pretty much standard construction tail surfaces simple sheet balsa elevators joined piece birch dowel find easier trying drill elevators fit wire joiner Hook up controls after assembling plane Working plans locate cut out -in slot access bellcrank Put Z-bend end pushrod snap bellcrank Cut pushrod length add clevis connecting control horn pushrod needs support Snap small cotter pin over glue cotter pin fuselage midway between wing stab plans show small circular patch plywood support cotter pin prevent working loose best part new project flying Before going field though care fully check Wildcat over warps Small warps can eliminated twisting wing re-ironing covering its misfortune get big warp saw partway through trailing edge scale aileron outline bend little trim tab Fox OS Max Stunt plenty power Wildcat Use muffler arent expensive plane may need nose weight Wildcat should bal ance just ahead spar shown plans Adjust nose tail weight needed go out fly think will find Wildcat excellent flier large tail relatively long fuselage make very steady haul controls get immediate response Most Control Line planes past designed tails too short andtoo small making jumpy hard balance correctly Wildcat doesnt have problems Actually quirk Ive found comes big fuse lage breezy day wind will tend push plane upwind side circle plane straight just sort slides sideways bit Its no problem once know what expect small price pay indeed chunky good looks real Wildcat CL Scale/Boss Continued page 72 able insight hobbyand particularly Scaleis concerned pages some pictures 1985 Open-class Precision Scale Nats-winning P 38J 20 Lightning known YIPPEE air plane bright red YIPPEE name nose under wing signifies F38 number 5000 come off assembly line during 1940 war years model features operating flaps throttle control operating oil cooler doors full lighting system including instrument panel retracting landing light Complete nose arma ment firing 20mm cannon firecrackers can viewed compartment doors open position Full shock-absorbing landing gear opening canopy side windows complete operating items Ignition glow plugs through jacks located rear turbo superchargers airplane took 3500 hours complete scratch-built own plans powered two ST 46 G21-series engines has fuel-shutoff option incorporated airplane has 60-in wingspan weighs 105 lb chose build particular model Precision Scale because P-38 favorite WW II fighter also because multi-engine airplane plus Precision Scale because bonus points am asked time time What best airplane build Scale event course thats very open question always reply Build airplane will parallel rules particular Scale event example multi-engine airplane would appropriate Precision Scale event because point bonus However Precision Scale demands detailing modelno maybe about Remember model judged close range details such panel lines rivets screws highly visible Full cockpit detail much intricacy possible also mandatory fully realize type commitment requires lot time imagination discipline patience can manage get through assure personal satisfaction overwhelming have completed model mentioned time being factors building Precision Scale model because can spend much two three years construction process especially SPECIAL PRO SERIES DIAPITCHPRICE 63 4$149 728 33*4 56$179 83 3&3/4 4 5 6 8$189 8*4 5 6 6* 7$199 94 5 6 6* 7 7*$199 104 5 6 6W 6* 7 8W$209 106EW$219 114 6 7 7* 7* T&3/4 6$229 116EW$239 11*6 7$239 124W 5 5W 6$279 135 6$359 145 6$459 1556$659 166 7 8$949 DECIBAN SOUND LEVEL 95 5* 6NEW$209 10*6 6* 7 NEW$239 11*7* 8NEW$269 127* 8NEW$299 FOUR-CYCLE TAILORED HELICAL PITCH 10*6 6* 7 NEW$239 126 6* 7 7* 8$299 136 7 7* 8$389 146 7 7* 8$489 156 7$689 166 7 8$989 PYLON RACING 7SN 5*N 8&3/86&3/4 7 7* 8 NEW 8&3/46* 6&3/4 7 7* 7&3/4 97 7* 7&3/4 $279 $299 *289 $289 W Wide bkIe EW Extra wide N Narrow OLD TIMER SUPPLIES CARBON FIBER COILS CONDENSERS SILK TRANSISTOR IGNITION SYSTEMS TIMERS ETC REPLICA OR WICK ENGINES NE WI! 1/2A PLAYBOY SR FOR 1/2A TEXACO RIC FF ELECTRIC OR SPORT KIT $2995 SPECIALISTS IN CUSTOM COX TEE DEE & REED ENGINES 020S 049S 051S & 09S K & B CUSTOMIZED ENGINES FOR FF OR OLD TIMER ALSO COMPLETE LINE OF U/C & RIC RACING PARTS June1987 177 OUR INVENTORY AVERAGES OVER 12000 PROPS! hate install hinges Try Easy Hinges See Difference single slot few drops C/A gist its done No gouging pinning hinge pins worry about Incredibly strong24 hinges 295 rt Zreae *aaet# P0 Box 1743 Marcos CA 92069 ORDER BY MAIL OR PHONE 714 830-5162 SORRY NO COD VISA & MASTERCARD WELCOME DEALER INQUIRIES INVITED ALL PRICES POSTPAID MINIMUM ORDER *1000 FOR INSURANCE ADD *100 ORDERS SHIPPED WITHIN 24 HRS CALIF RESIDENTS ADD 6% TAX