construction methods larger-than-normal flapped wing go together make simple model ideal sport flying getting started CL modeling U James M Petro WINGS NEVER WERE intended panellike structures support airplane air Wings must also lift off ground provide control stability flying important allow settle back down earth Thats what need wings fortakeoff flight landing can flat slab wings Control Line airplanes much good especially pilots young eager turn around get dizzy way slab-wing plane reacts stops reacting engine slows quits would almost suspect power 90% responsible takeoff 72 Model Aviation Control Line appearance present-day 6 0 E 0 0 a n 0 0 0 Chris Petro age 14 performs pit ausies rorine aurnorar center-clrclefora test hop Judging bythe number planes must have full day fun flying Its easy get crisp flight shot like Author calls attention flattened top fin due three upside down dead-stick landings having fuel-draw problems FULL-SIZE PLANS AVAILABLE. SEE PAGE 156 7 TW-4- ] LEA -OUT OLES ONLY IN ON V PLY2X 4 S T STA SLI I-lilt Ubjttilt GOL BERG ONTR LSLS RING INGE t IGAP LU h-BE 0I 4 4i OWL NGOC 7 2i7i YMO ORM UTWt3BRAC _ H LU LU V GROO E PL FOR IREGOLHOR HORN -J HI NG -2\ flight remaining 10% shows up plane plummets ground barely under control As boys became interested CL decided way make kid-simple airplane controllable 35powered Stunters wing flaps experi mented various Midwest Sterling kits modified wing flaps described June 1981 issue ModelAviation Wow What heck lot better fliers planes became Later wanted put together slab-wing CL classic lines wing flaps durability named Wing Master subject article original design model laid out noticed kits generally use smaller pieces wood what can buy hobby shop better Wing Master because could grow fit full 4-in-wide wing sheet just enough bigger show wing doing flying just power fuselage also enlarged rounded have pleasant appearance durability Four models made different engine flew better expected model leaves ground maneuvers skims back earth smoothness grace Young sters fly through loop come out circle big grin yes some crashes asphalt breaks convenient places very easy repair Hot Stuff glue plans drawn 1-in square grid can start immediately lay out Wing Master make set cardboard templates parts youll ready make Wing Masters following comments will help make better plane Fuselage Start firm sheet ofA-in balsa 13 long 4 wide Establish two parallel reference lines 1 apart wing stab slots wing slot stab slot 3/32 wide wide optionally will using plastic engine mount drill two bolt holes put some Hot Stuff holes added strength No bolt holes needed plywood mount brace used dotted line fuselage beveled point end fuselage fin will August1982 73 view helps explain engine mount belicrank tiap con trols go together White spots near rear wing remains speck ling compound used fill cuts made string hinges ityot irnena mane man Wing Master would good make templates like lightweight card material Note angle brace piece point engine mount outward have offset improve flight tension controls lines fin glued resulting cross grain will make section lot stronger Use little extra effort make good bevel Fin hard piece 1/16 x 3 x 5 balsa 1/16 plywoodshown shaded partis used make single-piece fin glue joints Hot Stuff should have baking soda rubbed dusted off before gluing Glue fin fuselage cut slot stabilizer Use sanding block make fin flush body way ready-to-use spackling compound great ding gap filler Wing Try bug hobby shop owner get best hard flat piece x 4 x 36 balsa hes got Maybe can make him feel little better buying two three pieces because youll probably want start Wing Masters after see nice first Read part twice because youre going make 5-in-wide wing 4-in-wide wood Cut out 24-in-span wing using half-wing template Mark center line fuselage side line remainder wood cut two tapered strips Overlap strips cut both together nice splice joint Rub baking soda end grains carefully align two pieces leading edge flap straight now apply Hot Stuff splice joint both sides Sand edges wing flap round shape time attach flap wing prefer string-hinge system string spaced 1-in apart t tip easier handle hinge installation wing flap pinned board after marking cutting slots razor saw much neater job occurs cuts made bottom surface Cut slots half-way through string will located center wing thickness Snip string about 4 long Put drop Wilhold-type glue few slots push string down small screwdriver Smooth excess glue slot finger let dry Trim off string ends cutting down wood string protrudes touch spackling compound fills cut marks Sand everything smooth rub baking soda along center line both sides wing Install wing fuselage slot square up before applying Hot Stuff joint both sides Stabilizer built installed just like wing except closer string spacing hard 3/32 balsa sheet medium stab Find flat sheet can Engine haves Midwest Sterling plastic mount youre set However another simple strong mount made 5-ply aircraft plywood exploded view shows two parts fit Taper brace piece engine mount has outward offset brace piece carries loads fully back wing fuse lage An awl used make depressions plywood mating surfaces epoxy fills make strong joint Wood trim profile planes apt crack along wing/fuselage joint should reinforced alsa strip glued four seams large X-Acto gouge blade used shape square fillet Heavier fillets suggested use diesel engine Two 1/16 plywood pieces baking-sodapowdered Hot-Stuffed bottom wing outside wing stiffener handy attaching weights plywood also helps keep wing splitting nose-first landings square 5-ply plywood used mount bellcrank Cowling Make pattern cut cowling thin sheet aluminum checkout inexpensive cookie sheet slot allow air engine intake Besides making front model much prettier cowling helps hold landing gear place holes should center-punched drilled before metal bent shape try sharp bend because grade aluminum will crack 1/16-in inside radius bend about sharp will accept Black Widow engine fits well cowling use short-tank engine cowling will need trimmed back rounded prop clearance Landing gear Bend 1/16 piano wire proper shape trace bend plywood mount Cut groove have traced deep wire fits flush wire protrudes slightly mount will bend keep engine screws under tension will resist working loose 74 Model Aviation plastic Sterling Midwest engine mountas shown isof help desired switch single engine between several models Ira i.ox ua engine aieseiizea Davis Diesel head author recom mends using 1/2-in triangular fillets both sides fuselage wing extending flap hinge line engine mount Continued page 152 ply effect fin glued makes rear fuselage very strong tail skid wire simply sharpened pushed fuselage drop cyanoacrylate glue applied keep Wing Master good looker angle engine cowiing makes plane look better side view isnt required SIJ*oA1 CrOSER PRODUCTSl6tha RS BOATS &AIRPLANESr o STATIC1033 M DISPLAYS 20 CategoriesVl10 Pa /IlIaA venue o DEMONSTRATIONS60ei DART CONTEST 0"ato Write o DELTAMortor21 SHOPe 3 0 SWAP 10th ANNUAL GREATER CHICAGO RADIO CONTROLLED MODEL SHOW Super Savings Fiberglass Materials Fiberglass ClothS Sq yardsSI 500 choice /. 2 4 6 oz cloth iaminating Epoxy Resin 6 hr curel530OOper gal Liquid Mold Release$300 t6ozs Epoxy Primer lK&BI540OOper gal Epoxy Paint Thinner IK&BISi SOOper gal Polyester Resin IK&BI520Ooper gal Send check money order shipping collect COD okay Call write Bob Snilth RiC AlrcraftPO Box 33335 Granda Hills CA 91344 l213l 366-6872 larity events things both good bad must change sometimes end month will end authorship CL Racing special interest column Model Aviation As turns out found myself wrong place wrong time again Only time field model airplanes am involved rather local politics recently ran forand wona position City Council Missouri City TX position will involved great activities will affect future city As can imagine activities will take certain amount time perform decided try office recog nized some other interests notably activities modeling would have sacri ficed allow time spent city affairs now election has success time cut loose some other activities U n Gi ftt ii1/20 TH SCALE XUMENTAWNOWGS OF NOTABLE FAIRCHILDS FC-1 GEORGE H CLAPP -CENTRAL SOLI4REI NY /3036I /NRD $100 -REFUNDED WITH ORDER have enjoyed writing column over years friendships has produced will forgotten will continue active modeler competitor no longer writer regular basis Ill seeing contests future just have past See Nats! Bill Le6 3522 Tamarisk Ln Missouri City TX 77459 Wing Master/Petro Continued page 74 Select wheels after plane finished can use weight get correct balance point tail skid made extra pushrod wire glued Hot Stuff Paintin& Apply least coat fuel-proof clear finish sealer minimum two coats fuel-proof color paint have having very good results foam brushes obtained K-Mart best technique brush slowly paint will flow evenly Templates canopy bottom outline other decorations really help making neat model Try avoid getting too much paint control surface gap string hinges hinges can loosened movement elevator could too limited too much paint Always put AMA number People will ask about usually impressed organization Controls used parts manufacturered Carl Goldberg Models #BCHl-A bellcrank horn * CH-2 short control horns Select piano wire size best fit control linkage holes lower horn wing flap needs two new holes accept two screws upper horn two horns flap bases facing other nut plates used Very carefully make Z-bends pushrods elevator wing flap level position bellcrank parallel fuselage multiple holes lead-out plate will allow adjusting line sweep-back best flying setup Engine like Cox Black Widow engine model though suspect good amount fuel lost fill drain tubes early flight What think would happen fill tube capped short length fuel line sealed screw overflow tube has short length tubing brought sideways through hole inner cowling Would capped fill tube offset drain tube keep fuel tank Conclusion/comments During flight testing two problems came up wish someone could solve First need fuel gauge can seen pilot Wing Master inverted ran out fuel Second need really simple engine mount adapter will permit switching engines between planes having take out screws Besides saving time saves losing screws standard Cox needle valve barely extends above back edge cowling may want consider some fix better access Dacron flying line used string hinges P0 Box 3957 Torrance CA 90510 152 Model Aviation 3-FUNCTION ACCUTACH D Tachometer w/dual scale 0 capabilitylOX lOOX @ Digital Voltmeter load br15 55 checking/cycling TX/RX batterycombosAcCdl-TAC Monitor quick- arging operation 7995 prepaid T%Jor ~ no CODs Calit residents AVIONICadd 60/s tax PC Box 70956 Sunnyvale CA 94086 lifE NELSON 15. VN4UES 710N41L7 lifE PEST @V4RTER MIDGET 4M4 6 PAl PLUS FifE TEXAS 309 complete information Write Kus torn Kraftsmanshlp Brochure PO Box 2699 Laguna Hills CA 92653 Call f7l4 830-5162 Dealer inquiries invIted RUBBER STRIP FAI RUBBER MadeinUSA SIZES 1/4 3/16 1/8 3/32 1/16 1mm thick 042 BOXED 16 ounces rubber per box PRICE $1200 per box postpaid USA NEW PIRELLI SIZES 6mm 3mm 1mm thick PRICE $1800 per hanklapprox 1/2 kg TIMERS KSB Fuel DT $1150 Ba plus 10% UPS Sole US Distributors & World-wide Sales Send 25 1981 catalog FAIModel Supply wing flap elevator because doesnt stretch fibers glue well wood next improvement will find trans parent monofilament string will also glue well connection between control surfaces will invisible have wondered long takes come up simple construction article like profile answer six months Think about someone complains takes week build plane Finally warning about flying near electric power lines should heeded Remem ber under some conditions power lines can pose threat model being near actual contact Never fly near power lines Snapshot Twin/Hux Continued page 82 Sight down two balsa strips align wing tips regardless center section aligns Set center waxed paper epoxy sets check alignment often Fill variations center section epoxy use cloth top wingonly bottom may raise dihedral angle -in per tip wish Install wood aileron servo tray attach LE bulkhead orwing dowels until later Install complete aileron linkages boom area Fuselage Check wing saddle side template see adjustments necessary Cut sides bulkheads specified stock Note center bulkhead -in hard birch plywood could cut thicker stock Epoxy hardwood longerons fuselage sides Assemble sides first two bulkheads rear bulkhead attached last Note caps fuselage does fit between fuselage sides Sheet bottom Install hardwood wing hold-down blocks Fill corners assortment tri angular stock Assemble balsa blocks sheets nose section cockpit hatch Cut top side profiles band saw Note front edge hatch must angled hatch can raised pulled forward rear plywood bulkhead fitted wing dowels Tack-glue nose hatch place shaping Cut sand until looks way want used belt sander Dont worry about sanding hole through blocks hole appears install another balsa block inside fill careful much sand -in sides bottom Too much sanding will leave triangular stock holding nose gear bulk head content shape remove blocks rout out inside about /2-in thickness cargo tube use cardboard tube roll Christmas wrappingpaperorthe like Line inside tube contact paper glue tube place Install doors release device no cargo tube used move radio gear under wings cap rear bulkhead balsa sand shape decide fuselage-mounted main landing gear strongest mount plywood plate side doublers bottom fuselage Drill andtapfortwo-20 nylon bolts hold aluminum landing gear Flatten center leading edge wing match width center bulkhead Tempo rarily set wing saddle foam place Set wing place fuselage W-l bulkhead place matched center fuselage bulkhead Clamp weight wing position Double check see wing saddle match shim cut differences Put epoxy between W- bulkhead wing leading edge Mark dowel positions fuselage center bulkhead drill through bulkheads wing up box spar tab drill holes hold-down bolts rear wing Use drill matches threads hold-bown bolts Remove wing Tap -20 holes wing hold-down nylon bolts Drill out holes wing bolts fit through coat lightly epoxy Install -in dowels wing leading edge Place cockpit hatch place drill -in holes match center bulkhead HEAD LOCK NEW STANDARIX K , FOR GLOW PLUG CONNECTORS us PAT 4fl452CHECK THESE FEATURES LPush twist its locked en $ 3752 Push twist its off 3Wjli favorite come off under heavy hobby dealer engine vibration 4Wilt Hoor US slort out S Positive spring contact 6 30 inch lead wire MODEL PRODUCTS CORP BOX 314 PomptonPlainsNJ07444 August1982 153 SCALE DOCUMj I~IL1N SCALE DRAWINGSPHOTOS BOOKLETS FULL COLOR EXACT REPRODUCTION MEflENI P40 CARD KIT 4./i4 ONLYWELL THEY FLEWMOnEL PLANS NOW $500 REMEMBER HOW1982 AIRPLANE CATALOGS $200 5pc11 0440InoId.000fl 40 0eIVing 4 1 511 Pd. SAnd TO/ REPLA-TECH 5 41 ModI.PO Boo 62 MSINTERNATIONAL R0.III MI 46006 48S00 MC KENZIE HWY UNIQUE NOSTALGIC G11TVIDA OREGON 97426 ATTENTION ERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAN BALSA USA PLAIT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS ft SCALE SUPER CUB FOKEER 0-7 BOEING P- 12 P-26 F4B2 F4B4 SPARROW HAWK GEE BEE MOO r MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STAROUSTER II A SCALE JS-BI BABY FLYBABY AIRCAMPER PILOT JUNGMANN 135 SCALE 1/4 SCALE BECATIIALON PIPER PA-lB 8 OTHERS WHEEL PANTS FOR C/TA BR/A STAROUS TER /1 P/US SKYBOLT LIBERTY SPORT CHRISTEN EAGLE PBE HAWK STEARMAN STINSONSRB MULLIGAN & OTHERS BRAZED ft HEATTREATEDWIREGEAJ1S&CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest list supply Modelers wish fiberglass parts plansWrite call us T 8 D FIBERGLASS SPECIALTIES 30525 BLOCK GARDEN CITY MI 48135 PHONE 313 421-6358
Edition: Model Aviation - 1982/08
Page Numbers: 72, 73, 74, 152, 153
construction methods larger-than-normal flapped wing go together make simple model ideal sport flying getting started CL modeling U James M Petro WINGS NEVER WERE intended panellike structures support airplane air Wings must also lift off ground provide control stability flying important allow settle back down earth Thats what need wings fortakeoff flight landing can flat slab wings Control Line airplanes much good especially pilots young eager turn around get dizzy way slab-wing plane reacts stops reacting engine slows quits would almost suspect power 90% responsible takeoff 72 Model Aviation Control Line appearance present-day 6 0 E 0 0 a n 0 0 0 Chris Petro age 14 performs pit ausies rorine aurnorar center-clrclefora test hop Judging bythe number planes must have full day fun flying Its easy get crisp flight shot like Author calls attention flattened top fin due three upside down dead-stick landings having fuel-draw problems FULL-SIZE PLANS AVAILABLE. SEE PAGE 156 7 TW-4- ] LEA -OUT OLES ONLY IN ON V PLY2X 4 S T STA SLI I-lilt Ubjttilt GOL BERG ONTR LSLS RING INGE t IGAP LU h-BE 0I 4 4i OWL NGOC 7 2i7i YMO ORM UTWt3BRAC _ H LU LU V GROO E PL FOR IREGOLHOR HORN -J HI NG -2\ flight remaining 10% shows up plane plummets ground barely under control As boys became interested CL decided way make kid-simple airplane controllable 35powered Stunters wing flaps experi mented various Midwest Sterling kits modified wing flaps described June 1981 issue ModelAviation Wow What heck lot better fliers planes became Later wanted put together slab-wing CL classic lines wing flaps durability named Wing Master subject article original design model laid out noticed kits generally use smaller pieces wood what can buy hobby shop better Wing Master because could grow fit full 4-in-wide wing sheet just enough bigger show wing doing flying just power fuselage also enlarged rounded have pleasant appearance durability Four models made different engine flew better expected model leaves ground maneuvers skims back earth smoothness grace Young sters fly through loop come out circle big grin yes some crashes asphalt breaks convenient places very easy repair Hot Stuff glue plans drawn 1-in square grid can start immediately lay out Wing Master make set cardboard templates parts youll ready make Wing Masters following comments will help make better plane Fuselage Start firm sheet ofA-in balsa 13 long 4 wide Establish two parallel reference lines 1 apart wing stab slots wing slot stab slot 3/32 wide wide optionally will using plastic engine mount drill two bolt holes put some Hot Stuff holes added strength No bolt holes needed plywood mount brace used dotted line fuselage beveled point end fuselage fin will August1982 73 view helps explain engine mount belicrank tiap con trols go together White spots near rear wing remains speck ling compound used fill cuts made string hinges ityot irnena mane man Wing Master would good make templates like lightweight card material Note angle brace piece point engine mount outward have offset improve flight tension controls lines fin glued resulting cross grain will make section lot stronger Use little extra effort make good bevel Fin hard piece 1/16 x 3 x 5 balsa 1/16 plywoodshown shaded partis used make single-piece fin glue joints Hot Stuff should have baking soda rubbed dusted off before gluing Glue fin fuselage cut slot stabilizer Use sanding block make fin flush body way ready-to-use spackling compound great ding gap filler Wing Try bug hobby shop owner get best hard flat piece x 4 x 36 balsa hes got Maybe can make him feel little better buying two three pieces because youll probably want start Wing Masters after see nice first Read part twice because youre going make 5-in-wide wing 4-in-wide wood Cut out 24-in-span wing using half-wing template Mark center line fuselage side line remainder wood cut two tapered strips Overlap strips cut both together nice splice joint Rub baking soda end grains carefully align two pieces leading edge flap straight now apply Hot Stuff splice joint both sides Sand edges wing flap round shape time attach flap wing prefer string-hinge system string spaced 1-in apart t tip easier handle hinge installation wing flap pinned board after marking cutting slots razor saw much neater job occurs cuts made bottom surface Cut slots half-way through string will located center wing thickness Snip string about 4 long Put drop Wilhold-type glue few slots push string down small screwdriver Smooth excess glue slot finger let dry Trim off string ends cutting down wood string protrudes touch spackling compound fills cut marks Sand everything smooth rub baking soda along center line both sides wing Install wing fuselage slot square up before applying Hot Stuff joint both sides Stabilizer built installed just like wing except closer string spacing hard 3/32 balsa sheet medium stab Find flat sheet can Engine haves Midwest Sterling plastic mount youre set However another simple strong mount made 5-ply aircraft plywood exploded view shows two parts fit Taper brace piece engine mount has outward offset brace piece carries loads fully back wing fuse lage An awl used make depressions plywood mating surfaces epoxy fills make strong joint Wood trim profile planes apt crack along wing/fuselage joint should reinforced alsa strip glued four seams large X-Acto gouge blade used shape square fillet Heavier fillets suggested use diesel engine Two 1/16 plywood pieces baking-sodapowdered Hot-Stuffed bottom wing outside wing stiffener handy attaching weights plywood also helps keep wing splitting nose-first landings square 5-ply plywood used mount bellcrank Cowling Make pattern cut cowling thin sheet aluminum checkout inexpensive cookie sheet slot allow air engine intake Besides making front model much prettier cowling helps hold landing gear place holes should center-punched drilled before metal bent shape try sharp bend because grade aluminum will crack 1/16-in inside radius bend about sharp will accept Black Widow engine fits well cowling use short-tank engine cowling will need trimmed back rounded prop clearance Landing gear Bend 1/16 piano wire proper shape trace bend plywood mount Cut groove have traced deep wire fits flush wire protrudes slightly mount will bend keep engine screws under tension will resist working loose 74 Model Aviation plastic Sterling Midwest engine mountas shown isof help desired switch single engine between several models Ira i.ox ua engine aieseiizea Davis Diesel head author recom mends using 1/2-in triangular fillets both sides fuselage wing extending flap hinge line engine mount Continued page 152 ply effect fin glued makes rear fuselage very strong tail skid wire simply sharpened pushed fuselage drop cyanoacrylate glue applied keep Wing Master good looker angle engine cowiing makes plane look better side view isnt required SIJ*oA1 CrOSER PRODUCTSl6tha RS BOATS &AIRPLANESr o STATIC1033 M DISPLAYS 20 CategoriesVl10 Pa /IlIaA venue o DEMONSTRATIONS60ei DART CONTEST 0"ato Write o DELTAMortor21 SHOPe 3 0 SWAP 10th ANNUAL GREATER CHICAGO RADIO CONTROLLED MODEL SHOW Super Savings Fiberglass Materials Fiberglass ClothS Sq yardsSI 500 choice /. 2 4 6 oz cloth iaminating Epoxy Resin 6 hr curel530OOper gal Liquid Mold Release$300 t6ozs Epoxy Primer lK&BI540OOper gal Epoxy Paint Thinner IK&BISi SOOper gal Polyester Resin IK&BI520Ooper gal Send check money order shipping collect COD okay Call write Bob Snilth RiC AlrcraftPO Box 33335 Granda Hills CA 91344 l213l 366-6872 larity events things both good bad must change sometimes end month will end authorship CL Racing special interest column Model Aviation As turns out found myself wrong place wrong time again Only time field model airplanes am involved rather local politics recently ran forand wona position City Council Missouri City TX position will involved great activities will affect future city As can imagine activities will take certain amount time perform decided try office recog nized some other interests notably activities modeling would have sacri ficed allow time spent city affairs now election has success time cut loose some other activities U n Gi ftt ii1/20 TH SCALE XUMENTAWNOWGS OF NOTABLE FAIRCHILDS FC-1 GEORGE H CLAPP -CENTRAL SOLI4REI NY /3036I /NRD $100 -REFUNDED WITH ORDER have enjoyed writing column over years friendships has produced will forgotten will continue active modeler competitor no longer writer regular basis Ill seeing contests future just have past See Nats! Bill Le6 3522 Tamarisk Ln Missouri City TX 77459 Wing Master/Petro Continued page 74 Select wheels after plane finished can use weight get correct balance point tail skid made extra pushrod wire glued Hot Stuff Paintin& Apply least coat fuel-proof clear finish sealer minimum two coats fuel-proof color paint have having very good results foam brushes obtained K-Mart best technique brush slowly paint will flow evenly Templates canopy bottom outline other decorations really help making neat model Try avoid getting too much paint control surface gap string hinges hinges can loosened movement elevator could too limited too much paint Always put AMA number People will ask about usually impressed organization Controls used parts manufacturered Carl Goldberg Models #BCHl-A bellcrank horn * CH-2 short control horns Select piano wire size best fit control linkage holes lower horn wing flap needs two new holes accept two screws upper horn two horns flap bases facing other nut plates used Very carefully make Z-bends pushrods elevator wing flap level position bellcrank parallel fuselage multiple holes lead-out plate will allow adjusting line sweep-back best flying setup Engine like Cox Black Widow engine model though suspect good amount fuel lost fill drain tubes early flight What think would happen fill tube capped short length fuel line sealed screw overflow tube has short length tubing brought sideways through hole inner cowling Would capped fill tube offset drain tube keep fuel tank Conclusion/comments During flight testing two problems came up wish someone could solve First need fuel gauge can seen pilot Wing Master inverted ran out fuel Second need really simple engine mount adapter will permit switching engines between planes having take out screws Besides saving time saves losing screws standard Cox needle valve barely extends above back edge cowling may want consider some fix better access Dacron flying line used string hinges P0 Box 3957 Torrance CA 90510 152 Model Aviation 3-FUNCTION ACCUTACH D Tachometer w/dual scale 0 capabilitylOX lOOX @ Digital Voltmeter load br15 55 checking/cycling TX/RX batterycombosAcCdl-TAC Monitor quick- arging operation 7995 prepaid T%Jor ~ no CODs Calit residents AVIONICadd 60/s tax PC Box 70956 Sunnyvale CA 94086 lifE NELSON 15. VN4UES 710N41L7 lifE PEST @V4RTER MIDGET 4M4 6 PAl PLUS FifE TEXAS 309 complete information Write Kus torn Kraftsmanshlp Brochure PO Box 2699 Laguna Hills CA 92653 Call f7l4 830-5162 Dealer inquiries invIted RUBBER STRIP FAI RUBBER MadeinUSA SIZES 1/4 3/16 1/8 3/32 1/16 1mm thick 042 BOXED 16 ounces rubber per box PRICE $1200 per box postpaid USA NEW PIRELLI SIZES 6mm 3mm 1mm thick PRICE $1800 per hanklapprox 1/2 kg TIMERS KSB Fuel DT $1150 Ba plus 10% UPS Sole US Distributors & World-wide Sales Send 25 1981 catalog FAIModel Supply wing flap elevator because doesnt stretch fibers glue well wood next improvement will find trans parent monofilament string will also glue well connection between control surfaces will invisible have wondered long takes come up simple construction article like profile answer six months Think about someone complains takes week build plane Finally warning about flying near electric power lines should heeded Remem ber under some conditions power lines can pose threat model being near actual contact Never fly near power lines Snapshot Twin/Hux Continued page 82 Sight down two balsa strips align wing tips regardless center section aligns Set center waxed paper epoxy sets check alignment often Fill variations center section epoxy use cloth top wingonly bottom may raise dihedral angle -in per tip wish Install wood aileron servo tray attach LE bulkhead orwing dowels until later Install complete aileron linkages boom area Fuselage Check wing saddle side template see adjustments necessary Cut sides bulkheads specified stock Note center bulkhead -in hard birch plywood could cut thicker stock Epoxy hardwood longerons fuselage sides Assemble sides first two bulkheads rear bulkhead attached last Note caps fuselage does fit between fuselage sides Sheet bottom Install hardwood wing hold-down blocks Fill corners assortment tri angular stock Assemble balsa blocks sheets nose section cockpit hatch Cut top side profiles band saw Note front edge hatch must angled hatch can raised pulled forward rear plywood bulkhead fitted wing dowels Tack-glue nose hatch place shaping Cut sand until looks way want used belt sander Dont worry about sanding hole through blocks hole appears install another balsa block inside fill careful much sand -in sides bottom Too much sanding will leave triangular stock holding nose gear bulk head content shape remove blocks rout out inside about /2-in thickness cargo tube use cardboard tube roll Christmas wrappingpaperorthe like Line inside tube contact paper glue tube place Install doors release device no cargo tube used move radio gear under wings cap rear bulkhead balsa sand shape decide fuselage-mounted main landing gear strongest mount plywood plate side doublers bottom fuselage Drill andtapfortwo-20 nylon bolts hold aluminum landing gear Flatten center leading edge wing match width center bulkhead Tempo rarily set wing saddle foam place Set wing place fuselage W-l bulkhead place matched center fuselage bulkhead Clamp weight wing position Double check see wing saddle match shim cut differences Put epoxy between W- bulkhead wing leading edge Mark dowel positions fuselage center bulkhead drill through bulkheads wing up box spar tab drill holes hold-down bolts rear wing Use drill matches threads hold-bown bolts Remove wing Tap -20 holes wing hold-down nylon bolts Drill out holes wing bolts fit through coat lightly epoxy Install -in dowels wing leading edge Place cockpit hatch place drill -in holes match center bulkhead HEAD LOCK NEW STANDARIX K , FOR GLOW PLUG CONNECTORS us PAT 4fl452CHECK THESE FEATURES LPush twist its locked en $ 3752 Push twist its off 3Wjli favorite come off under heavy hobby dealer engine vibration 4Wilt Hoor US slort out S Positive spring contact 6 30 inch lead wire MODEL PRODUCTS CORP BOX 314 PomptonPlainsNJ07444 August1982 153 SCALE DOCUMj I~IL1N SCALE DRAWINGSPHOTOS BOOKLETS FULL COLOR EXACT REPRODUCTION MEflENI P40 CARD KIT 4./i4 ONLYWELL THEY FLEWMOnEL PLANS NOW $500 REMEMBER HOW1982 AIRPLANE CATALOGS $200 5pc11 0440InoId.000fl 40 0eIVing 4 1 511 Pd. SAnd TO/ REPLA-TECH 5 41 ModI.PO Boo 62 MSINTERNATIONAL R0.III MI 46006 48S00 MC KENZIE HWY UNIQUE NOSTALGIC G11TVIDA OREGON 97426 ATTENTION ERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAN BALSA USA PLAIT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS ft SCALE SUPER CUB FOKEER 0-7 BOEING P- 12 P-26 F4B2 F4B4 SPARROW HAWK GEE BEE MOO r MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STAROUSTER II A SCALE JS-BI BABY FLYBABY AIRCAMPER PILOT JUNGMANN 135 SCALE 1/4 SCALE BECATIIALON PIPER PA-lB 8 OTHERS WHEEL PANTS FOR C/TA BR/A STAROUS TER /1 P/US SKYBOLT LIBERTY SPORT CHRISTEN EAGLE PBE HAWK STEARMAN STINSONSRB MULLIGAN & OTHERS BRAZED ft HEATTREATEDWIREGEAJ1S&CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest list supply Modelers wish fiberglass parts plansWrite call us T 8 D FIBERGLASS SPECIALTIES 30525 BLOCK GARDEN CITY MI 48135 PHONE 313 421-6358
Edition: Model Aviation - 1982/08
Page Numbers: 72, 73, 74, 152, 153
construction methods larger-than-normal flapped wing go together make simple model ideal sport flying getting started CL modeling U James M Petro WINGS NEVER WERE intended panellike structures support airplane air Wings must also lift off ground provide control stability flying important allow settle back down earth Thats what need wings fortakeoff flight landing can flat slab wings Control Line airplanes much good especially pilots young eager turn around get dizzy way slab-wing plane reacts stops reacting engine slows quits would almost suspect power 90% responsible takeoff 72 Model Aviation Control Line appearance present-day 6 0 E 0 0 a n 0 0 0 Chris Petro age 14 performs pit ausies rorine aurnorar center-clrclefora test hop Judging bythe number planes must have full day fun flying Its easy get crisp flight shot like Author calls attention flattened top fin due three upside down dead-stick landings having fuel-draw problems FULL-SIZE PLANS AVAILABLE. SEE PAGE 156 7 TW-4- ] LEA -OUT OLES ONLY IN ON V PLY2X 4 S T STA SLI I-lilt Ubjttilt GOL BERG ONTR LSLS RING INGE t IGAP LU h-BE 0I 4 4i OWL NGOC 7 2i7i YMO ORM UTWt3BRAC _ H LU LU V GROO E PL FOR IREGOLHOR HORN -J HI NG -2\ flight remaining 10% shows up plane plummets ground barely under control As boys became interested CL decided way make kid-simple airplane controllable 35powered Stunters wing flaps experi mented various Midwest Sterling kits modified wing flaps described June 1981 issue ModelAviation Wow What heck lot better fliers planes became Later wanted put together slab-wing CL classic lines wing flaps durability named Wing Master subject article original design model laid out noticed kits generally use smaller pieces wood what can buy hobby shop better Wing Master because could grow fit full 4-in-wide wing sheet just enough bigger show wing doing flying just power fuselage also enlarged rounded have pleasant appearance durability Four models made different engine flew better expected model leaves ground maneuvers skims back earth smoothness grace Young sters fly through loop come out circle big grin yes some crashes asphalt breaks convenient places very easy repair Hot Stuff glue plans drawn 1-in square grid can start immediately lay out Wing Master make set cardboard templates parts youll ready make Wing Masters following comments will help make better plane Fuselage Start firm sheet ofA-in balsa 13 long 4 wide Establish two parallel reference lines 1 apart wing stab slots wing slot stab slot 3/32 wide wide optionally will using plastic engine mount drill two bolt holes put some Hot Stuff holes added strength No bolt holes needed plywood mount brace used dotted line fuselage beveled point end fuselage fin will August1982 73 view helps explain engine mount belicrank tiap con trols go together White spots near rear wing remains speck ling compound used fill cuts made string hinges ityot irnena mane man Wing Master would good make templates like lightweight card material Note angle brace piece point engine mount outward have offset improve flight tension controls lines fin glued resulting cross grain will make section lot stronger Use little extra effort make good bevel Fin hard piece 1/16 x 3 x 5 balsa 1/16 plywoodshown shaded partis used make single-piece fin glue joints Hot Stuff should have baking soda rubbed dusted off before gluing Glue fin fuselage cut slot stabilizer Use sanding block make fin flush body way ready-to-use spackling compound great ding gap filler Wing Try bug hobby shop owner get best hard flat piece x 4 x 36 balsa hes got Maybe can make him feel little better buying two three pieces because youll probably want start Wing Masters after see nice first Read part twice because youre going make 5-in-wide wing 4-in-wide wood Cut out 24-in-span wing using half-wing template Mark center line fuselage side line remainder wood cut two tapered strips Overlap strips cut both together nice splice joint Rub baking soda end grains carefully align two pieces leading edge flap straight now apply Hot Stuff splice joint both sides Sand edges wing flap round shape time attach flap wing prefer string-hinge system string spaced 1-in apart t tip easier handle hinge installation wing flap pinned board after marking cutting slots razor saw much neater job occurs cuts made bottom surface Cut slots half-way through string will located center wing thickness Snip string about 4 long Put drop Wilhold-type glue few slots push string down small screwdriver Smooth excess glue slot finger let dry Trim off string ends cutting down wood string protrudes touch spackling compound fills cut marks Sand everything smooth rub baking soda along center line both sides wing Install wing fuselage slot square up before applying Hot Stuff joint both sides Stabilizer built installed just like wing except closer string spacing hard 3/32 balsa sheet medium stab Find flat sheet can Engine haves Midwest Sterling plastic mount youre set However another simple strong mount made 5-ply aircraft plywood exploded view shows two parts fit Taper brace piece engine mount has outward offset brace piece carries loads fully back wing fuse lage An awl used make depressions plywood mating surfaces epoxy fills make strong joint Wood trim profile planes apt crack along wing/fuselage joint should reinforced alsa strip glued four seams large X-Acto gouge blade used shape square fillet Heavier fillets suggested use diesel engine Two 1/16 plywood pieces baking-sodapowdered Hot-Stuffed bottom wing outside wing stiffener handy attaching weights plywood also helps keep wing splitting nose-first landings square 5-ply plywood used mount bellcrank Cowling Make pattern cut cowling thin sheet aluminum checkout inexpensive cookie sheet slot allow air engine intake Besides making front model much prettier cowling helps hold landing gear place holes should center-punched drilled before metal bent shape try sharp bend because grade aluminum will crack 1/16-in inside radius bend about sharp will accept Black Widow engine fits well cowling use short-tank engine cowling will need trimmed back rounded prop clearance Landing gear Bend 1/16 piano wire proper shape trace bend plywood mount Cut groove have traced deep wire fits flush wire protrudes slightly mount will bend keep engine screws under tension will resist working loose 74 Model Aviation plastic Sterling Midwest engine mountas shown isof help desired switch single engine between several models Ira i.ox ua engine aieseiizea Davis Diesel head author recom mends using 1/2-in triangular fillets both sides fuselage wing extending flap hinge line engine mount Continued page 152 ply effect fin glued makes rear fuselage very strong tail skid wire simply sharpened pushed fuselage drop cyanoacrylate glue applied keep Wing Master good looker angle engine cowiing makes plane look better side view isnt required SIJ*oA1 CrOSER PRODUCTSl6tha RS BOATS &AIRPLANESr o STATIC1033 M DISPLAYS 20 CategoriesVl10 Pa /IlIaA venue o DEMONSTRATIONS60ei DART CONTEST 0"ato Write o DELTAMortor21 SHOPe 3 0 SWAP 10th ANNUAL GREATER CHICAGO RADIO CONTROLLED MODEL SHOW Super Savings Fiberglass Materials Fiberglass ClothS Sq yardsSI 500 choice /. 2 4 6 oz cloth iaminating Epoxy Resin 6 hr curel530OOper gal Liquid Mold Release$300 t6ozs Epoxy Primer lK&BI540OOper gal Epoxy Paint Thinner IK&BISi SOOper gal Polyester Resin IK&BI520Ooper gal Send check money order shipping collect COD okay Call write Bob Snilth RiC AlrcraftPO Box 33335 Granda Hills CA 91344 l213l 366-6872 larity events things both good bad must change sometimes end month will end authorship CL Racing special interest column Model Aviation As turns out found myself wrong place wrong time again Only time field model airplanes am involved rather local politics recently ran forand wona position City Council Missouri City TX position will involved great activities will affect future city As can imagine activities will take certain amount time perform decided try office recog nized some other interests notably activities modeling would have sacri ficed allow time spent city affairs now election has success time cut loose some other activities U n Gi ftt ii1/20 TH SCALE XUMENTAWNOWGS OF NOTABLE FAIRCHILDS FC-1 GEORGE H CLAPP -CENTRAL SOLI4REI NY /3036I /NRD $100 -REFUNDED WITH ORDER have enjoyed writing column over years friendships has produced will forgotten will continue active modeler competitor no longer writer regular basis Ill seeing contests future just have past See Nats! Bill Le6 3522 Tamarisk Ln Missouri City TX 77459 Wing Master/Petro Continued page 74 Select wheels after plane finished can use weight get correct balance point tail skid made extra pushrod wire glued Hot Stuff Paintin& Apply least coat fuel-proof clear finish sealer minimum two coats fuel-proof color paint have having very good results foam brushes obtained K-Mart best technique brush slowly paint will flow evenly Templates canopy bottom outline other decorations really help making neat model Try avoid getting too much paint control surface gap string hinges hinges can loosened movement elevator could too limited too much paint Always put AMA number People will ask about usually impressed organization Controls used parts manufacturered Carl Goldberg Models #BCHl-A bellcrank horn * CH-2 short control horns Select piano wire size best fit control linkage holes lower horn wing flap needs two new holes accept two screws upper horn two horns flap bases facing other nut plates used Very carefully make Z-bends pushrods elevator wing flap level position bellcrank parallel fuselage multiple holes lead-out plate will allow adjusting line sweep-back best flying setup Engine like Cox Black Widow engine model though suspect good amount fuel lost fill drain tubes early flight What think would happen fill tube capped short length fuel line sealed screw overflow tube has short length tubing brought sideways through hole inner cowling Would capped fill tube offset drain tube keep fuel tank Conclusion/comments During flight testing two problems came up wish someone could solve First need fuel gauge can seen pilot Wing Master inverted ran out fuel Second need really simple engine mount adapter will permit switching engines between planes having take out screws Besides saving time saves losing screws standard Cox needle valve barely extends above back edge cowling may want consider some fix better access Dacron flying line used string hinges P0 Box 3957 Torrance CA 90510 152 Model Aviation 3-FUNCTION ACCUTACH D Tachometer w/dual scale 0 capabilitylOX lOOX @ Digital Voltmeter load br15 55 checking/cycling TX/RX batterycombosAcCdl-TAC Monitor quick- arging operation 7995 prepaid T%Jor ~ no CODs Calit residents AVIONICadd 60/s tax PC Box 70956 Sunnyvale CA 94086 lifE NELSON 15. VN4UES 710N41L7 lifE PEST @V4RTER MIDGET 4M4 6 PAl PLUS FifE TEXAS 309 complete information Write Kus torn Kraftsmanshlp Brochure PO Box 2699 Laguna Hills CA 92653 Call f7l4 830-5162 Dealer inquiries invIted RUBBER STRIP FAI RUBBER MadeinUSA SIZES 1/4 3/16 1/8 3/32 1/16 1mm thick 042 BOXED 16 ounces rubber per box PRICE $1200 per box postpaid USA NEW PIRELLI SIZES 6mm 3mm 1mm thick PRICE $1800 per hanklapprox 1/2 kg TIMERS KSB Fuel DT $1150 Ba plus 10% UPS Sole US Distributors & World-wide Sales Send 25 1981 catalog FAIModel Supply wing flap elevator because doesnt stretch fibers glue well wood next improvement will find trans parent monofilament string will also glue well connection between control surfaces will invisible have wondered long takes come up simple construction article like profile answer six months Think about someone complains takes week build plane Finally warning about flying near electric power lines should heeded Remem ber under some conditions power lines can pose threat model being near actual contact Never fly near power lines Snapshot Twin/Hux Continued page 82 Sight down two balsa strips align wing tips regardless center section aligns Set center waxed paper epoxy sets check alignment often Fill variations center section epoxy use cloth top wingonly bottom may raise dihedral angle -in per tip wish Install wood aileron servo tray attach LE bulkhead orwing dowels until later Install complete aileron linkages boom area Fuselage Check wing saddle side template see adjustments necessary Cut sides bulkheads specified stock Note center bulkhead -in hard birch plywood could cut thicker stock Epoxy hardwood longerons fuselage sides Assemble sides first two bulkheads rear bulkhead attached last Note caps fuselage does fit between fuselage sides Sheet bottom Install hardwood wing hold-down blocks Fill corners assortment tri angular stock Assemble balsa blocks sheets nose section cockpit hatch Cut top side profiles band saw Note front edge hatch must angled hatch can raised pulled forward rear plywood bulkhead fitted wing dowels Tack-glue nose hatch place shaping Cut sand until looks way want used belt sander Dont worry about sanding hole through blocks hole appears install another balsa block inside fill careful much sand -in sides bottom Too much sanding will leave triangular stock holding nose gear bulk head content shape remove blocks rout out inside about /2-in thickness cargo tube use cardboard tube roll Christmas wrappingpaperorthe like Line inside tube contact paper glue tube place Install doors release device no cargo tube used move radio gear under wings cap rear bulkhead balsa sand shape decide fuselage-mounted main landing gear strongest mount plywood plate side doublers bottom fuselage Drill andtapfortwo-20 nylon bolts hold aluminum landing gear Flatten center leading edge wing match width center bulkhead Tempo rarily set wing saddle foam place Set wing place fuselage W-l bulkhead place matched center fuselage bulkhead Clamp weight wing position Double check see wing saddle match shim cut differences Put epoxy between W- bulkhead wing leading edge Mark dowel positions fuselage center bulkhead drill through bulkheads wing up box spar tab drill holes hold-down bolts rear wing Use drill matches threads hold-bown bolts Remove wing Tap -20 holes wing hold-down nylon bolts Drill out holes wing bolts fit through coat lightly epoxy Install -in dowels wing leading edge Place cockpit hatch place drill -in holes match center bulkhead HEAD LOCK NEW STANDARIX K , FOR GLOW PLUG CONNECTORS us PAT 4fl452CHECK THESE FEATURES LPush twist its locked en $ 3752 Push twist its off 3Wjli favorite come off under heavy hobby dealer engine vibration 4Wilt Hoor US slort out S Positive spring contact 6 30 inch lead wire MODEL PRODUCTS CORP BOX 314 PomptonPlainsNJ07444 August1982 153 SCALE DOCUMj I~IL1N SCALE DRAWINGSPHOTOS BOOKLETS FULL COLOR EXACT REPRODUCTION MEflENI P40 CARD KIT 4./i4 ONLYWELL THEY FLEWMOnEL PLANS NOW $500 REMEMBER HOW1982 AIRPLANE CATALOGS $200 5pc11 0440InoId.000fl 40 0eIVing 4 1 511 Pd. SAnd TO/ REPLA-TECH 5 41 ModI.PO Boo 62 MSINTERNATIONAL R0.III MI 46006 48S00 MC KENZIE HWY UNIQUE NOSTALGIC G11TVIDA OREGON 97426 ATTENTION ERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAN BALSA USA PLAIT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS ft SCALE SUPER CUB FOKEER 0-7 BOEING P- 12 P-26 F4B2 F4B4 SPARROW HAWK GEE BEE MOO r MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STAROUSTER II A SCALE JS-BI BABY FLYBABY AIRCAMPER PILOT JUNGMANN 135 SCALE 1/4 SCALE BECATIIALON PIPER PA-lB 8 OTHERS WHEEL PANTS FOR C/TA BR/A STAROUS TER /1 P/US SKYBOLT LIBERTY SPORT CHRISTEN EAGLE PBE HAWK STEARMAN STINSONSRB MULLIGAN & OTHERS BRAZED ft HEATTREATEDWIREGEAJ1S&CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest list supply Modelers wish fiberglass parts plansWrite call us T 8 D FIBERGLASS SPECIALTIES 30525 BLOCK GARDEN CITY MI 48135 PHONE 313 421-6358
Edition: Model Aviation - 1982/08
Page Numbers: 72, 73, 74, 152, 153
construction methods larger-than-normal flapped wing go together make simple model ideal sport flying getting started CL modeling U James M Petro WINGS NEVER WERE intended panellike structures support airplane air Wings must also lift off ground provide control stability flying important allow settle back down earth Thats what need wings fortakeoff flight landing can flat slab wings Control Line airplanes much good especially pilots young eager turn around get dizzy way slab-wing plane reacts stops reacting engine slows quits would almost suspect power 90% responsible takeoff 72 Model Aviation Control Line appearance present-day 6 0 E 0 0 a n 0 0 0 Chris Petro age 14 performs pit ausies rorine aurnorar center-clrclefora test hop Judging bythe number planes must have full day fun flying Its easy get crisp flight shot like Author calls attention flattened top fin due three upside down dead-stick landings having fuel-draw problems FULL-SIZE PLANS AVAILABLE. SEE PAGE 156 7 TW-4- ] LEA -OUT OLES ONLY IN ON V PLY2X 4 S T STA SLI I-lilt Ubjttilt GOL BERG ONTR LSLS RING INGE t IGAP LU h-BE 0I 4 4i OWL NGOC 7 2i7i YMO ORM UTWt3BRAC _ H LU LU V GROO E PL FOR IREGOLHOR HORN -J HI NG -2\ flight remaining 10% shows up plane plummets ground barely under control As boys became interested CL decided way make kid-simple airplane controllable 35powered Stunters wing flaps experi mented various Midwest Sterling kits modified wing flaps described June 1981 issue ModelAviation Wow What heck lot better fliers planes became Later wanted put together slab-wing CL classic lines wing flaps durability named Wing Master subject article original design model laid out noticed kits generally use smaller pieces wood what can buy hobby shop better Wing Master because could grow fit full 4-in-wide wing sheet just enough bigger show wing doing flying just power fuselage also enlarged rounded have pleasant appearance durability Four models made different engine flew better expected model leaves ground maneuvers skims back earth smoothness grace Young sters fly through loop come out circle big grin yes some crashes asphalt breaks convenient places very easy repair Hot Stuff glue plans drawn 1-in square grid can start immediately lay out Wing Master make set cardboard templates parts youll ready make Wing Masters following comments will help make better plane Fuselage Start firm sheet ofA-in balsa 13 long 4 wide Establish two parallel reference lines 1 apart wing stab slots wing slot stab slot 3/32 wide wide optionally will using plastic engine mount drill two bolt holes put some Hot Stuff holes added strength No bolt holes needed plywood mount brace used dotted line fuselage beveled point end fuselage fin will August1982 73 view helps explain engine mount belicrank tiap con trols go together White spots near rear wing remains speck ling compound used fill cuts made string hinges ityot irnena mane man Wing Master would good make templates like lightweight card material Note angle brace piece point engine mount outward have offset improve flight tension controls lines fin glued resulting cross grain will make section lot stronger Use little extra effort make good bevel Fin hard piece 1/16 x 3 x 5 balsa 1/16 plywoodshown shaded partis used make single-piece fin glue joints Hot Stuff should have baking soda rubbed dusted off before gluing Glue fin fuselage cut slot stabilizer Use sanding block make fin flush body way ready-to-use spackling compound great ding gap filler Wing Try bug hobby shop owner get best hard flat piece x 4 x 36 balsa hes got Maybe can make him feel little better buying two three pieces because youll probably want start Wing Masters after see nice first Read part twice because youre going make 5-in-wide wing 4-in-wide wood Cut out 24-in-span wing using half-wing template Mark center line fuselage side line remainder wood cut two tapered strips Overlap strips cut both together nice splice joint Rub baking soda end grains carefully align two pieces leading edge flap straight now apply Hot Stuff splice joint both sides Sand edges wing flap round shape time attach flap wing prefer string-hinge system string spaced 1-in apart t tip easier handle hinge installation wing flap pinned board after marking cutting slots razor saw much neater job occurs cuts made bottom surface Cut slots half-way through string will located center wing thickness Snip string about 4 long Put drop Wilhold-type glue few slots push string down small screwdriver Smooth excess glue slot finger let dry Trim off string ends cutting down wood string protrudes touch spackling compound fills cut marks Sand everything smooth rub baking soda along center line both sides wing Install wing fuselage slot square up before applying Hot Stuff joint both sides Stabilizer built installed just like wing except closer string spacing hard 3/32 balsa sheet medium stab Find flat sheet can Engine haves Midwest Sterling plastic mount youre set However another simple strong mount made 5-ply aircraft plywood exploded view shows two parts fit Taper brace piece engine mount has outward offset brace piece carries loads fully back wing fuse lage An awl used make depressions plywood mating surfaces epoxy fills make strong joint Wood trim profile planes apt crack along wing/fuselage joint should reinforced alsa strip glued four seams large X-Acto gouge blade used shape square fillet Heavier fillets suggested use diesel engine Two 1/16 plywood pieces baking-sodapowdered Hot-Stuffed bottom wing outside wing stiffener handy attaching weights plywood also helps keep wing splitting nose-first landings square 5-ply plywood used mount bellcrank Cowling Make pattern cut cowling thin sheet aluminum checkout inexpensive cookie sheet slot allow air engine intake Besides making front model much prettier cowling helps hold landing gear place holes should center-punched drilled before metal bent shape try sharp bend because grade aluminum will crack 1/16-in inside radius bend about sharp will accept Black Widow engine fits well cowling use short-tank engine cowling will need trimmed back rounded prop clearance Landing gear Bend 1/16 piano wire proper shape trace bend plywood mount Cut groove have traced deep wire fits flush wire protrudes slightly mount will bend keep engine screws under tension will resist working loose 74 Model Aviation plastic Sterling Midwest engine mountas shown isof help desired switch single engine between several models Ira i.ox ua engine aieseiizea Davis Diesel head author recom mends using 1/2-in triangular fillets both sides fuselage wing extending flap hinge line engine mount Continued page 152 ply effect fin glued makes rear fuselage very strong tail skid wire simply sharpened pushed fuselage drop cyanoacrylate glue applied keep Wing Master good looker angle engine cowiing makes plane look better side view isnt required SIJ*oA1 CrOSER PRODUCTSl6tha RS BOATS &AIRPLANESr o STATIC1033 M DISPLAYS 20 CategoriesVl10 Pa /IlIaA venue o DEMONSTRATIONS60ei DART CONTEST 0"ato Write o DELTAMortor21 SHOPe 3 0 SWAP 10th ANNUAL GREATER CHICAGO RADIO CONTROLLED MODEL SHOW Super Savings Fiberglass Materials Fiberglass ClothS Sq yardsSI 500 choice /. 2 4 6 oz cloth iaminating Epoxy Resin 6 hr curel530OOper gal Liquid Mold Release$300 t6ozs Epoxy Primer lK&BI540OOper gal Epoxy Paint Thinner IK&BISi SOOper gal Polyester Resin IK&BI520Ooper gal Send check money order shipping collect COD okay Call write Bob Snilth RiC AlrcraftPO Box 33335 Granda Hills CA 91344 l213l 366-6872 larity events things both good bad must change sometimes end month will end authorship CL Racing special interest column Model Aviation As turns out found myself wrong place wrong time again Only time field model airplanes am involved rather local politics recently ran forand wona position City Council Missouri City TX position will involved great activities will affect future city As can imagine activities will take certain amount time perform decided try office recog nized some other interests notably activities modeling would have sacri ficed allow time spent city affairs now election has success time cut loose some other activities U n Gi ftt ii1/20 TH SCALE XUMENTAWNOWGS OF NOTABLE FAIRCHILDS FC-1 GEORGE H CLAPP -CENTRAL SOLI4REI NY /3036I /NRD $100 -REFUNDED WITH ORDER have enjoyed writing column over years friendships has produced will forgotten will continue active modeler competitor no longer writer regular basis Ill seeing contests future just have past See Nats! Bill Le6 3522 Tamarisk Ln Missouri City TX 77459 Wing Master/Petro Continued page 74 Select wheels after plane finished can use weight get correct balance point tail skid made extra pushrod wire glued Hot Stuff Paintin& Apply least coat fuel-proof clear finish sealer minimum two coats fuel-proof color paint have having very good results foam brushes obtained K-Mart best technique brush slowly paint will flow evenly Templates canopy bottom outline other decorations really help making neat model Try avoid getting too much paint control surface gap string hinges hinges can loosened movement elevator could too limited too much paint Always put AMA number People will ask about usually impressed organization Controls used parts manufacturered Carl Goldberg Models #BCHl-A bellcrank horn * CH-2 short control horns Select piano wire size best fit control linkage holes lower horn wing flap needs two new holes accept two screws upper horn two horns flap bases facing other nut plates used Very carefully make Z-bends pushrods elevator wing flap level position bellcrank parallel fuselage multiple holes lead-out plate will allow adjusting line sweep-back best flying setup Engine like Cox Black Widow engine model though suspect good amount fuel lost fill drain tubes early flight What think would happen fill tube capped short length fuel line sealed screw overflow tube has short length tubing brought sideways through hole inner cowling Would capped fill tube offset drain tube keep fuel tank Conclusion/comments During flight testing two problems came up wish someone could solve First need fuel gauge can seen pilot Wing Master inverted ran out fuel Second need really simple engine mount adapter will permit switching engines between planes having take out screws Besides saving time saves losing screws standard Cox needle valve barely extends above back edge cowling may want consider some fix better access Dacron flying line used string hinges P0 Box 3957 Torrance CA 90510 152 Model Aviation 3-FUNCTION ACCUTACH D Tachometer w/dual scale 0 capabilitylOX lOOX @ Digital Voltmeter load br15 55 checking/cycling TX/RX batterycombosAcCdl-TAC Monitor quick- arging operation 7995 prepaid T%Jor ~ no CODs Calit residents AVIONICadd 60/s tax PC Box 70956 Sunnyvale CA 94086 lifE NELSON 15. VN4UES 710N41L7 lifE PEST @V4RTER MIDGET 4M4 6 PAl PLUS FifE TEXAS 309 complete information Write Kus torn Kraftsmanshlp Brochure PO Box 2699 Laguna Hills CA 92653 Call f7l4 830-5162 Dealer inquiries invIted RUBBER STRIP FAI RUBBER MadeinUSA SIZES 1/4 3/16 1/8 3/32 1/16 1mm thick 042 BOXED 16 ounces rubber per box PRICE $1200 per box postpaid USA NEW PIRELLI SIZES 6mm 3mm 1mm thick PRICE $1800 per hanklapprox 1/2 kg TIMERS KSB Fuel DT $1150 Ba plus 10% UPS Sole US Distributors & World-wide Sales Send 25 1981 catalog FAIModel Supply wing flap elevator because doesnt stretch fibers glue well wood next improvement will find trans parent monofilament string will also glue well connection between control surfaces will invisible have wondered long takes come up simple construction article like profile answer six months Think about someone complains takes week build plane Finally warning about flying near electric power lines should heeded Remem ber under some conditions power lines can pose threat model being near actual contact Never fly near power lines Snapshot Twin/Hux Continued page 82 Sight down two balsa strips align wing tips regardless center section aligns Set center waxed paper epoxy sets check alignment often Fill variations center section epoxy use cloth top wingonly bottom may raise dihedral angle -in per tip wish Install wood aileron servo tray attach LE bulkhead orwing dowels until later Install complete aileron linkages boom area Fuselage Check wing saddle side template see adjustments necessary Cut sides bulkheads specified stock Note center bulkhead -in hard birch plywood could cut thicker stock Epoxy hardwood longerons fuselage sides Assemble sides first two bulkheads rear bulkhead attached last Note caps fuselage does fit between fuselage sides Sheet bottom Install hardwood wing hold-down blocks Fill corners assortment tri angular stock Assemble balsa blocks sheets nose section cockpit hatch Cut top side profiles band saw Note front edge hatch must angled hatch can raised pulled forward rear plywood bulkhead fitted wing dowels Tack-glue nose hatch place shaping Cut sand until looks way want used belt sander Dont worry about sanding hole through blocks hole appears install another balsa block inside fill careful much sand -in sides bottom Too much sanding will leave triangular stock holding nose gear bulk head content shape remove blocks rout out inside about /2-in thickness cargo tube use cardboard tube roll Christmas wrappingpaperorthe like Line inside tube contact paper glue tube place Install doors release device no cargo tube used move radio gear under wings cap rear bulkhead balsa sand shape decide fuselage-mounted main landing gear strongest mount plywood plate side doublers bottom fuselage Drill andtapfortwo-20 nylon bolts hold aluminum landing gear Flatten center leading edge wing match width center bulkhead Tempo rarily set wing saddle foam place Set wing place fuselage W-l bulkhead place matched center fuselage bulkhead Clamp weight wing position Double check see wing saddle match shim cut differences Put epoxy between W- bulkhead wing leading edge Mark dowel positions fuselage center bulkhead drill through bulkheads wing up box spar tab drill holes hold-down bolts rear wing Use drill matches threads hold-bown bolts Remove wing Tap -20 holes wing hold-down nylon bolts Drill out holes wing bolts fit through coat lightly epoxy Install -in dowels wing leading edge Place cockpit hatch place drill -in holes match center bulkhead HEAD LOCK NEW STANDARIX K , FOR GLOW PLUG CONNECTORS us PAT 4fl452CHECK THESE FEATURES LPush twist its locked en $ 3752 Push twist its off 3Wjli favorite come off under heavy hobby dealer engine vibration 4Wilt Hoor US slort out S Positive spring contact 6 30 inch lead wire MODEL PRODUCTS CORP BOX 314 PomptonPlainsNJ07444 August1982 153 SCALE DOCUMj I~IL1N SCALE DRAWINGSPHOTOS BOOKLETS FULL COLOR EXACT REPRODUCTION MEflENI P40 CARD KIT 4./i4 ONLYWELL THEY FLEWMOnEL PLANS NOW $500 REMEMBER HOW1982 AIRPLANE CATALOGS $200 5pc11 0440InoId.000fl 40 0eIVing 4 1 511 Pd. SAnd TO/ REPLA-TECH 5 41 ModI.PO Boo 62 MSINTERNATIONAL R0.III MI 46006 48S00 MC KENZIE HWY UNIQUE NOSTALGIC G11TVIDA OREGON 97426 ATTENTION ERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAN BALSA USA PLAIT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS ft SCALE SUPER CUB FOKEER 0-7 BOEING P- 12 P-26 F4B2 F4B4 SPARROW HAWK GEE BEE MOO r MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STAROUSTER II A SCALE JS-BI BABY FLYBABY AIRCAMPER PILOT JUNGMANN 135 SCALE 1/4 SCALE BECATIIALON PIPER PA-lB 8 OTHERS WHEEL PANTS FOR C/TA BR/A STAROUS TER /1 P/US SKYBOLT LIBERTY SPORT CHRISTEN EAGLE PBE HAWK STEARMAN STINSONSRB MULLIGAN & OTHERS BRAZED ft HEATTREATEDWIREGEAJ1S&CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest list supply Modelers wish fiberglass parts plansWrite call us T 8 D FIBERGLASS SPECIALTIES 30525 BLOCK GARDEN CITY MI 48135 PHONE 313 421-6358
Edition: Model Aviation - 1982/08
Page Numbers: 72, 73, 74, 152, 153
construction methods larger-than-normal flapped wing go together make simple model ideal sport flying getting started CL modeling U James M Petro WINGS NEVER WERE intended panellike structures support airplane air Wings must also lift off ground provide control stability flying important allow settle back down earth Thats what need wings fortakeoff flight landing can flat slab wings Control Line airplanes much good especially pilots young eager turn around get dizzy way slab-wing plane reacts stops reacting engine slows quits would almost suspect power 90% responsible takeoff 72 Model Aviation Control Line appearance present-day 6 0 E 0 0 a n 0 0 0 Chris Petro age 14 performs pit ausies rorine aurnorar center-clrclefora test hop Judging bythe number planes must have full day fun flying Its easy get crisp flight shot like Author calls attention flattened top fin due three upside down dead-stick landings having fuel-draw problems FULL-SIZE PLANS AVAILABLE. SEE PAGE 156 7 TW-4- ] LEA -OUT OLES ONLY IN ON V PLY2X 4 S T STA SLI I-lilt Ubjttilt GOL BERG ONTR LSLS RING INGE t IGAP LU h-BE 0I 4 4i OWL NGOC 7 2i7i YMO ORM UTWt3BRAC _ H LU LU V GROO E PL FOR IREGOLHOR HORN -J HI NG -2\ flight remaining 10% shows up plane plummets ground barely under control As boys became interested CL decided way make kid-simple airplane controllable 35powered Stunters wing flaps experi mented various Midwest Sterling kits modified wing flaps described June 1981 issue ModelAviation Wow What heck lot better fliers planes became Later wanted put together slab-wing CL classic lines wing flaps durability named Wing Master subject article original design model laid out noticed kits generally use smaller pieces wood what can buy hobby shop better Wing Master because could grow fit full 4-in-wide wing sheet just enough bigger show wing doing flying just power fuselage also enlarged rounded have pleasant appearance durability Four models made different engine flew better expected model leaves ground maneuvers skims back earth smoothness grace Young sters fly through loop come out circle big grin yes some crashes asphalt breaks convenient places very easy repair Hot Stuff glue plans drawn 1-in square grid can start immediately lay out Wing Master make set cardboard templates parts youll ready make Wing Masters following comments will help make better plane Fuselage Start firm sheet ofA-in balsa 13 long 4 wide Establish two parallel reference lines 1 apart wing stab slots wing slot stab slot 3/32 wide wide optionally will using plastic engine mount drill two bolt holes put some Hot Stuff holes added strength No bolt holes needed plywood mount brace used dotted line fuselage beveled point end fuselage fin will August1982 73 view helps explain engine mount belicrank tiap con trols go together White spots near rear wing remains speck ling compound used fill cuts made string hinges ityot irnena mane man Wing Master would good make templates like lightweight card material Note angle brace piece point engine mount outward have offset improve flight tension controls lines fin glued resulting cross grain will make section lot stronger Use little extra effort make good bevel Fin hard piece 1/16 x 3 x 5 balsa 1/16 plywoodshown shaded partis used make single-piece fin glue joints Hot Stuff should have baking soda rubbed dusted off before gluing Glue fin fuselage cut slot stabilizer Use sanding block make fin flush body way ready-to-use spackling compound great ding gap filler Wing Try bug hobby shop owner get best hard flat piece x 4 x 36 balsa hes got Maybe can make him feel little better buying two three pieces because youll probably want start Wing Masters after see nice first Read part twice because youre going make 5-in-wide wing 4-in-wide wood Cut out 24-in-span wing using half-wing template Mark center line fuselage side line remainder wood cut two tapered strips Overlap strips cut both together nice splice joint Rub baking soda end grains carefully align two pieces leading edge flap straight now apply Hot Stuff splice joint both sides Sand edges wing flap round shape time attach flap wing prefer string-hinge system string spaced 1-in apart t tip easier handle hinge installation wing flap pinned board after marking cutting slots razor saw much neater job occurs cuts made bottom surface Cut slots half-way through string will located center wing thickness Snip string about 4 long Put drop Wilhold-type glue few slots push string down small screwdriver Smooth excess glue slot finger let dry Trim off string ends cutting down wood string protrudes touch spackling compound fills cut marks Sand everything smooth rub baking soda along center line both sides wing Install wing fuselage slot square up before applying Hot Stuff joint both sides Stabilizer built installed just like wing except closer string spacing hard 3/32 balsa sheet medium stab Find flat sheet can Engine haves Midwest Sterling plastic mount youre set However another simple strong mount made 5-ply aircraft plywood exploded view shows two parts fit Taper brace piece engine mount has outward offset brace piece carries loads fully back wing fuse lage An awl used make depressions plywood mating surfaces epoxy fills make strong joint Wood trim profile planes apt crack along wing/fuselage joint should reinforced alsa strip glued four seams large X-Acto gouge blade used shape square fillet Heavier fillets suggested use diesel engine Two 1/16 plywood pieces baking-sodapowdered Hot-Stuffed bottom wing outside wing stiffener handy attaching weights plywood also helps keep wing splitting nose-first landings square 5-ply plywood used mount bellcrank Cowling Make pattern cut cowling thin sheet aluminum checkout inexpensive cookie sheet slot allow air engine intake Besides making front model much prettier cowling helps hold landing gear place holes should center-punched drilled before metal bent shape try sharp bend because grade aluminum will crack 1/16-in inside radius bend about sharp will accept Black Widow engine fits well cowling use short-tank engine cowling will need trimmed back rounded prop clearance Landing gear Bend 1/16 piano wire proper shape trace bend plywood mount Cut groove have traced deep wire fits flush wire protrudes slightly mount will bend keep engine screws under tension will resist working loose 74 Model Aviation plastic Sterling Midwest engine mountas shown isof help desired switch single engine between several models Ira i.ox ua engine aieseiizea Davis Diesel head author recom mends using 1/2-in triangular fillets both sides fuselage wing extending flap hinge line engine mount Continued page 152 ply effect fin glued makes rear fuselage very strong tail skid wire simply sharpened pushed fuselage drop cyanoacrylate glue applied keep Wing Master good looker angle engine cowiing makes plane look better side view isnt required SIJ*oA1 CrOSER PRODUCTSl6tha RS BOATS &AIRPLANESr o STATIC1033 M DISPLAYS 20 CategoriesVl10 Pa /IlIaA venue o DEMONSTRATIONS60ei DART CONTEST 0"ato Write o DELTAMortor21 SHOPe 3 0 SWAP 10th ANNUAL GREATER CHICAGO RADIO CONTROLLED MODEL SHOW Super Savings Fiberglass Materials Fiberglass ClothS Sq yardsSI 500 choice /. 2 4 6 oz cloth iaminating Epoxy Resin 6 hr curel530OOper gal Liquid Mold Release$300 t6ozs Epoxy Primer lK&BI540OOper gal Epoxy Paint Thinner IK&BISi SOOper gal Polyester Resin IK&BI520Ooper gal Send check money order shipping collect COD okay Call write Bob Snilth RiC AlrcraftPO Box 33335 Granda Hills CA 91344 l213l 366-6872 larity events things both good bad must change sometimes end month will end authorship CL Racing special interest column Model Aviation As turns out found myself wrong place wrong time again Only time field model airplanes am involved rather local politics recently ran forand wona position City Council Missouri City TX position will involved great activities will affect future city As can imagine activities will take certain amount time perform decided try office recog nized some other interests notably activities modeling would have sacri ficed allow time spent city affairs now election has success time cut loose some other activities U n Gi ftt ii1/20 TH SCALE XUMENTAWNOWGS OF NOTABLE FAIRCHILDS FC-1 GEORGE H CLAPP -CENTRAL SOLI4REI NY /3036I /NRD $100 -REFUNDED WITH ORDER have enjoyed writing column over years friendships has produced will forgotten will continue active modeler competitor no longer writer regular basis Ill seeing contests future just have past See Nats! Bill Le6 3522 Tamarisk Ln Missouri City TX 77459 Wing Master/Petro Continued page 74 Select wheels after plane finished can use weight get correct balance point tail skid made extra pushrod wire glued Hot Stuff Paintin& Apply least coat fuel-proof clear finish sealer minimum two coats fuel-proof color paint have having very good results foam brushes obtained K-Mart best technique brush slowly paint will flow evenly Templates canopy bottom outline other decorations really help making neat model Try avoid getting too much paint control surface gap string hinges hinges can loosened movement elevator could too limited too much paint Always put AMA number People will ask about usually impressed organization Controls used parts manufacturered Carl Goldberg Models #BCHl-A bellcrank horn * CH-2 short control horns Select piano wire size best fit control linkage holes lower horn wing flap needs two new holes accept two screws upper horn two horns flap bases facing other nut plates used Very carefully make Z-bends pushrods elevator wing flap level position bellcrank parallel fuselage multiple holes lead-out plate will allow adjusting line sweep-back best flying setup Engine like Cox Black Widow engine model though suspect good amount fuel lost fill drain tubes early flight What think would happen fill tube capped short length fuel line sealed screw overflow tube has short length tubing brought sideways through hole inner cowling Would capped fill tube offset drain tube keep fuel tank Conclusion/comments During flight testing two problems came up wish someone could solve First need fuel gauge can seen pilot Wing Master inverted ran out fuel Second need really simple engine mount adapter will permit switching engines between planes having take out screws Besides saving time saves losing screws standard Cox needle valve barely extends above back edge cowling may want consider some fix better access Dacron flying line used string hinges P0 Box 3957 Torrance CA 90510 152 Model Aviation 3-FUNCTION ACCUTACH D Tachometer w/dual scale 0 capabilitylOX lOOX @ Digital Voltmeter load br15 55 checking/cycling TX/RX batterycombosAcCdl-TAC Monitor quick- arging operation 7995 prepaid T%Jor ~ no CODs Calit residents AVIONICadd 60/s tax PC Box 70956 Sunnyvale CA 94086 lifE NELSON 15. VN4UES 710N41L7 lifE PEST @V4RTER MIDGET 4M4 6 PAl PLUS FifE TEXAS 309 complete information Write Kus torn Kraftsmanshlp Brochure PO Box 2699 Laguna Hills CA 92653 Call f7l4 830-5162 Dealer inquiries invIted RUBBER STRIP FAI RUBBER MadeinUSA SIZES 1/4 3/16 1/8 3/32 1/16 1mm thick 042 BOXED 16 ounces rubber per box PRICE $1200 per box postpaid USA NEW PIRELLI SIZES 6mm 3mm 1mm thick PRICE $1800 per hanklapprox 1/2 kg TIMERS KSB Fuel DT $1150 Ba plus 10% UPS Sole US Distributors & World-wide Sales Send 25 1981 catalog FAIModel Supply wing flap elevator because doesnt stretch fibers glue well wood next improvement will find trans parent monofilament string will also glue well connection between control surfaces will invisible have wondered long takes come up simple construction article like profile answer six months Think about someone complains takes week build plane Finally warning about flying near electric power lines should heeded Remem ber under some conditions power lines can pose threat model being near actual contact Never fly near power lines Snapshot Twin/Hux Continued page 82 Sight down two balsa strips align wing tips regardless center section aligns Set center waxed paper epoxy sets check alignment often Fill variations center section epoxy use cloth top wingonly bottom may raise dihedral angle -in per tip wish Install wood aileron servo tray attach LE bulkhead orwing dowels until later Install complete aileron linkages boom area Fuselage Check wing saddle side template see adjustments necessary Cut sides bulkheads specified stock Note center bulkhead -in hard birch plywood could cut thicker stock Epoxy hardwood longerons fuselage sides Assemble sides first two bulkheads rear bulkhead attached last Note caps fuselage does fit between fuselage sides Sheet bottom Install hardwood wing hold-down blocks Fill corners assortment tri angular stock Assemble balsa blocks sheets nose section cockpit hatch Cut top side profiles band saw Note front edge hatch must angled hatch can raised pulled forward rear plywood bulkhead fitted wing dowels Tack-glue nose hatch place shaping Cut sand until looks way want used belt sander Dont worry about sanding hole through blocks hole appears install another balsa block inside fill careful much sand -in sides bottom Too much sanding will leave triangular stock holding nose gear bulk head content shape remove blocks rout out inside about /2-in thickness cargo tube use cardboard tube roll Christmas wrappingpaperorthe like Line inside tube contact paper glue tube place Install doors release device no cargo tube used move radio gear under wings cap rear bulkhead balsa sand shape decide fuselage-mounted main landing gear strongest mount plywood plate side doublers bottom fuselage Drill andtapfortwo-20 nylon bolts hold aluminum landing gear Flatten center leading edge wing match width center bulkhead Tempo rarily set wing saddle foam place Set wing place fuselage W-l bulkhead place matched center fuselage bulkhead Clamp weight wing position Double check see wing saddle match shim cut differences Put epoxy between W- bulkhead wing leading edge Mark dowel positions fuselage center bulkhead drill through bulkheads wing up box spar tab drill holes hold-down bolts rear wing Use drill matches threads hold-bown bolts Remove wing Tap -20 holes wing hold-down nylon bolts Drill out holes wing bolts fit through coat lightly epoxy Install -in dowels wing leading edge Place cockpit hatch place drill -in holes match center bulkhead HEAD LOCK NEW STANDARIX K , FOR GLOW PLUG CONNECTORS us PAT 4fl452CHECK THESE FEATURES LPush twist its locked en $ 3752 Push twist its off 3Wjli favorite come off under heavy hobby dealer engine vibration 4Wilt Hoor US slort out S Positive spring contact 6 30 inch lead wire MODEL PRODUCTS CORP BOX 314 PomptonPlainsNJ07444 August1982 153 SCALE DOCUMj I~IL1N SCALE DRAWINGSPHOTOS BOOKLETS FULL COLOR EXACT REPRODUCTION MEflENI P40 CARD KIT 4./i4 ONLYWELL THEY FLEWMOnEL PLANS NOW $500 REMEMBER HOW1982 AIRPLANE CATALOGS $200 5pc11 0440InoId.000fl 40 0eIVing 4 1 511 Pd. SAnd TO/ REPLA-TECH 5 41 ModI.PO Boo 62 MSINTERNATIONAL R0.III MI 46006 48S00 MC KENZIE HWY UNIQUE NOSTALGIC G11TVIDA OREGON 97426 ATTENTION ERS EPOXY GLASS COWLS FOR NOSEN PICA Sit MORGAN BALSA USA PLAIT CONCEPT FLEET HOSTETLER RCM T-CRAFT SHEBER PIUS ft SCALE SUPER CUB FOKEER 0-7 BOEING P- 12 P-26 F4B2 F4B4 SPARROW HAWK GEE BEE MOO r MACBR/ENS TURBULENT CHRISTEN EAGLE BRISIGHEL LAS STAROUSTER II A SCALE JS-BI BABY FLYBABY AIRCAMPER PILOT JUNGMANN 135 SCALE 1/4 SCALE BECATIIALON PIPER PA-lB 8 OTHERS WHEEL PANTS FOR C/TA BR/A STAROUS TER /1 P/US SKYBOLT LIBERTY SPORT CHRISTEN EAGLE PBE HAWK STEARMAN STINSONSRB MULLIGAN & OTHERS BRAZED ft HEATTREATEDWIREGEAJ1S&CABANES LARGE SCALE PLANS AVAILABLE Send SASE latest list supply Modelers wish fiberglass parts plansWrite call us T 8 D FIBERGLASS SPECIALTIES 30525 BLOCK GARDEN CITY MI 48135 PHONE 313 421-6358