NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995
Edition: Model Aviation - 1979/10
Page Numbers: 67, 68, 69, 70, 125, 126, 127
NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995
Edition: Model Aviation - 1979/10
Page Numbers: 67, 68, 69, 70, 125, 126, 127
NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995
Edition: Model Aviation - 1979/10
Page Numbers: 67, 68, 69, 70, 125, 126, 127
NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995
Edition: Model Aviation - 1979/10
Page Numbers: 67, 68, 69, 70, 125, 126, 127
NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995
Edition: Model Aviation - 1979/10
Page Numbers: 67, 68, 69, 70, 125, 126, 127
NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995
Edition: Model Aviation - 1979/10
Page Numbers: 67, 68, 69, 70, 125, 126, 127
NO OCR TEXT Following last months in-depth studyDesign ing ImitationMA pleased present su perior project best-ever stunt ma chines U Ted Fancher Editors Note Due overwhelming amount material accompanying project detailed pictures airplane presented last months installmentand repeat ed reader referred September issue NOW youve read last months saga designing Imitation assume waiting bated breath Hot Stuff hand eager begin construction own So lets discuss building Imitations appeal builder will likely based two factors Most probable would average fliers desire easily built reasonably good looking stunt ship also capable contest-level flight performance will likely have several kit profiles under belt fairly well versed basic flight trim value him article will cover some construction features either unique Imitation unique might have encountered simplerprojects addition some advanc ed bits flight trimming will included advanced fliers will attracted unusually broad range number adjustable features allow unprecedented amount experimentation flight trim Some fliers access machine shop may interested building trying 3-in circular bellcrank detailed plans fliers will need know little detail exactly devices intended used Lets start easy stuff build fuselage Imitation fuse slightly complicated average profile should pose no special problems First select light firm piece X4X36 balsa piece weighs about 5 ounces should consider cutting out lightening hole aft wing avoid possibility tail-heavy plane Since alignment single important factor construction successful stunt ship should now very carefully lay out fuselage Use medium tip ball-point pen draw directly sheet balsa First abso lutely certain end sheet will nose airplane exactly 90 degrees lengthwise dimension particularly important will align thrustline zero degrees incidence Next draw thrustline T/L Extend line way tail will note thrustline centerline stab elevator coincide thrustline should fall 1 5/16 below top uncut balsa sheet Now drop down inch thrustline draw centerline wing cut-out leading edge wing cut out should 5 7/8 aft nose Accurately trace wing root section off plans transfer fuselage agaln being extremely careful maintaln alignment same stabilizer cut-out being sure locate 29 5/8 aft nose leading edge stab Also marking cut-outs lay out tank compartment necessary 68 Model Aviation rear view stresses rakish clean linesnarrows gap between traoitionai profilelsport machines full-fledged competition airplane commend tSC tWUCI C tHC nay Mc tank compartment widened nose profile now will appreciated versatility FULL SIZE PLANS AVAILABLE PAGE 128 NATE RONOT TANG O/4 STARTER TESTATE RIMS I-SiN NO CENTER RIGHT TM NO ATE PLY AT IPENTICAL TA LCTT CIGGTINGES ALL THE MOAT TO TIP USE IU4 3/4 SAWING EWAEWEAR MLWHW WNOTSWi-NOT HINGES AS INHICATEW ALL TUSOWTAS 3/SA MW TASEAGEG S-3M TAM H/-mA MALL UNTS L 9NOT TESEMMINO TOT Lie iK4- L1—IWRAPT MOO ARES-L ~ il__1 Y2~TTA&AWCLEHATAM IIII~4E SCRTAWMLSATIPS LACE IN GROOAE LHLEARNHP/TWO ELETIMLE CARLA ITIP TEMPLATEIIIITOOT TEMPLATEIII ANO THEA ROLESETAWMALT ITWMNLSA TAMPER SECTIOR AS CAROM EAITj] J IURRRS LILL ___ JI2-flu____ FLAT RSS AC/AST SIZE PER TROT3/32 HEFLATS ROUT FROG UN STACTEGGE _____ ALIBI TEMNO 7--— REAR AEWSIAM AEW WINO TAP SECTIONSANOTTOL STEWALTIES-MERITMGLSA ROARS LWLMSG GEAR WOOLSELLAROSTHETAILS ATYGET EPAMLE P _________ ___NOTE 305 LEPT RIPE GE FASELAGE TAPERS RHO- BALSA ULM PUT AW/MERS ALTRA-OTE GLASS CLOTOIHTLITE MALSO STLTQ IM ROTA WIPE 3 MUSIC WIPE IMITATION ESIDRED S DRAWN BY TED FANCIER MERM Mi 3MM EMERREW TANEMACE TON HE H/TO WUOC MOPE WITH TAOS MTONS AM STEEL AMMO 3/A AMMO FTHM TTAM LIE TA TOSARCE 0T2ALEAAlightening cut-out aft fuselage locations major components drawn uncut fuselage blank can add lines outlining profile shape body itself Once positive everything should straight proceed cut away scrap areas Scrap below aft belly can used cockpit turtle deck shaped fuselage template may now cut out 1/16 plywood doublers 3/4 balsa block nose pieces Cut 1/4 plywood firewall shape locate mounting holes four 6-32 mounting bolts hold Kraft-Hayes KM-40 engine mount Install blind mounting nuts back firewall accept bolts may now proceed glue entire front end together using Hobbypoxy Formula II Epoxy glue has hardened overnight drill 1/4 holes shown through firewall install three hardwood dowels Formula II After has hardened may shape entire body pleasing streamlined shape Bend 1 / 16 music wire tank support wires install five-minute epoxy micro-balloons cavities hollowed out accept Set fuselage aside now start wing As current designs foam-core wing made Imitation available commerci ally original uses Master foam wing made specifications J K Custom Foam Wings 10261 Janice Lynn Cypress Calif 90630 John Poynter charge J K doing outstanding job taking up slack left Bobby Hunt left wing business wings accurately made good craftsmanship best rapid service heartily recommend products prefer build own wings conventional C-tube type construction shown plans new scratch building brief rundown tech niques involved also suggested method jig building wing maintain warp-free structure First cut 26 rectangular rib blanks 1/16 light balsa should cut accurate length rib location Now cut out root tip templates either 1/16 plywood thin aluminum sandwich 13 rib blanks order between templates being careful maintain common centerlines sandwich can either bolted together temporarily tack glued using Hot Stuff shape balsa rib blanks nicely tapered set ribs using razor plane sandpaper Repeat process remaining 13 blanks other wing should end up two sets perfectly shaped ribs Probably difficult task beginner intermediate-level builder construc tion unwarped tapered wing cant built trailing edge pinned work board can constant-chord wing result wings built air attempting pin glue keeping fingers crossed Usually method failure final analysis no substitute wing jig comes building tapered wing straight personally use enjoy Ajusto-Jig October1979 69 typicaland great manytank installations tested during development Imitation Muffler pressure line shows herefeed line otheP side ship ANCHOR PINS IN STORAGE 3 ii Ii I II OLDERED ER STOP NG II CABINET HI NGES 2 II II RELEASE PIN REEL AND LINE ANCHOR HOLES 3 111 ANCHORHOLES- / LjE FANCHERS STOOGE However having access commercial jig should discourage builder number methods available jig build wing using ordinary materials might convenient some fancy ones wing comes out straight has done its job plan will notice directly below tip root templates two items labeled jigtemplates can used same manner rib templates sandwiching balsa blanks between plywood aluminum templates stack shapingjig supports rib should empha size supports should made separate ribs though looks tempting whole mess once Also isnt necessary jig rib other adequate will save some expensive balsa Once youve made ribs jig supports lightly tack glue supports place respective ribs Dont permanently attach must pop off relatively easily after construction nearly complete Now slide 13 ribs place lower 1/4 sq spar have previously marked rib loca tions plans glue yet Now assume have large flatbuilding surfaceif whole exercise waste time layout building board proper spacing location ribs along common reference line aft end jig supports Using square block wood insure ribs vertical permanently glue jig supports tack-glued ribs directly building board using Hot Stuff Install top 1/4 spar sure everything straight tack glue both spars place rib Carefully mark rib locations 1/1 6X 1 trailing edge sheets permanently attach lower piece place Follow top sheet ling edge cap Install X leading edge glue spars place solidly using Tite-bond type glue Using razor plane long sanding block shape top leading edge shape accept 1/16 leading edge sheet Splice spars leading edge th center section scrap material Now time install bellcrank lead-outs prefer use conven tional platform-mounted bellcrank will have build up support rails hold platform No big deal just sure strong prefer popular foam-wing style installation using 8-32 threaded rod clear through wing floating bellcrank middle locate bellcrank assembly shown glue place through spar epoxy will hold unit place until wing construction complete 1/16 plywood caps will epoxied place permanently anchor unit Once controls installed may sheet leading edge center section add 1/16XA cap strips hint applying leading edge sheeting soak wood ten minutes bathtub solution hot water ammonia does make wood easier bend around curve airfoil ammonia softens lignin pores wood Lignin element causes wood hold its shape Once softened wood can bent desired new shape within reason dries lignin rehardens wood assumes new shape permanently As result sheeting applied manner will attempt return its natural shape will thus attempt twist structure attached Once top side wing thoroughly dry very carefully pop ribs loose jig supports turn wing over ribs will align exactly jig supports inverted however width cap strips will allow some support leading edge sheeting will match close enough pinned place Secure wing jig supports rigidly possible proceed sheet leading edge plank center section did top What should have now perfectly straight wing Im afraid must return go start over again Crooked wings much better no wings flaps may either carved light rigid 1/4 balsa built up Warren-truss fashion shown plans desire try variable flaps glance pictures Continued page 125 70 Model Aviation F 4o KK 0 1 0I yVj ,,ded flap experimental purposes fully discussed last monthits four sections show clearly photo Note thattank used case shown projecting slightlythrough thick forward section profile fuselage big attraction profile average flier easily built good looking stunt ship contest level performance running rich lean enough maintain good idle especially ground engine has enough power Falcon Mark II good lubricating type fuels pattern flying within limits airplanes design found like engines required some experimenting once familiarity gained two three flips taxied Out takeoff Duke has produced what needed could ask anything adventure products fromThe Duke Carl Man Paul Pillar has educating us given fair chance should rewarding care try combination plane engine radio Authors Note alifairness author wants know We-Fly Lab flattered some assume experts isnt role try play new products just new us past experience helps too must experi mentlike others always successful just simply have space time answer requests evaluate new products Yourcommentsgoodand bad needsfor help suggestions future adventures would like see appreciated will cover much can Thanksforyoursupport endeavors mitation/Fancher continued page 70 DO THE HOBBYPOXY TWO STEP easy way Standoff Finish~* Brush coat Hobbypoxy color 2 Brush another coat Hobbypoxy color Okay okay its really simple almost should sand balsa before step let paint dry thoroughly sand before step two Will settle Hobbypoxy four-step Seriously method will give tougher flexible fuel proof super-shinier finish half-dozen coats dope will Cheaper quicker too Its ideal weekend flyer whos hurry get air will have dope-happy buddies eating hearts out * For best results view two feet away better finish add another coat two perfect finish send free booklet Ho bbypoxy Painting Pointers Ask latest color card too FJS Dv son Pettit Paint Co Inc HOIHYP WI Neon 32 P ne St eet Rockaway NJ 07866 work way out could cause controls jam destroy airplane Always wrap piece Scotch tape over exposed bent end pins prevent serious problem outboard wing centrifugal force vibration work gether installing 3/32 OD aluminum tubes receive flap pins install whole length piece before cutting short sections flap major piece Now whole works can cut razor saw perfect alignment prefer omit variable-length flaps would recoinSAFE FLYING IS NO ACCIDENT mend use flap length 24 both wings am advocate equal size flaps both wings conjuction relatively small amount wing asymmetry allows use little tip weight before plane starts hinge hard corners results improved line tension wing tips made /z sheet balsa addition small amount scrap balsa leading edge will moderate covering problem flaring break tip airfoil much thinner tip decide use foam wing J K follow directions construction provided Especially important need strongjoint root because lack support narrow fuselage trailing edge omit fiberglass tape over jointI prefer Hobby poxy Formula II purpose October1979 125 Carl Goldberg pushrod connectors very convenient method Pushrod attachment just nothing adjustments made simple better mouse trap speak suspected Carl guys looks everything ponders could done better simpler flat hold-downsjust think Rube Goldbergno relative dont go back fargadgets youve tried same task band plays angle holddowns supplied kit used fuel access hatch can used cowlings other removable sections plans will illustrate method pinning pieces better couple thousand words note caution depend friction hold flap pins place Vibration will cause foam wing tips could carved solid balsa achieve piece overall appearance open bow construction doesnt appeal Although feel adequate have people tell look out place otherwise sheeted wing Whichever wing choose install re commend use Control Specialties Co landing gear blocks shown plans As can see pictures very professional looking item recessed tin plates held place countersunk screws also available J K Wings Installation instructions provided foam wing building up wing make up rib doublers lite ply ribs shown supporting gear blocks merely notch ribs match gear mounts epoxy mount two ribs spar type mount very strong recommend highly multiple hole adjustable lead-out guide copied exactly some guys red Nobler keeps showing up Nats year after year Its very simple lighter fixed lead-outs maybe two grams However dont have tools drill holes accurately cleanly would well advised use mechanical bolt sliding block arrangements seen stunt ships Sloppy holes system could cost airplane adjustable tip-weight box pet ideas simple plywood box No 7 hole drilled tapped through balsa tip -20 thread accept nylon wing hold down bolt head cut off bolt will thread tip unobtrusively weight added subtracted form lead shotgun pellets Works great tail original Imitation built shown plans full one-inch thick root tapers built up flat building board using full oneinch-depth stock components leading edge trailing edge hinge-line spars ribs components Hot Stuffed directly building board top shaped razor plane long sanding block After top shaped one-inch squares scrap balsa Hot Stuffed temporarily dozen spots around perimeter surface tail popped loose building board remounted upside down supported one-inch squares scrap again Hot Stuffing place building board bottom tail shaped match top resulting perfectly straight tapered tail section very rigid weighs less ounce whole 140-sq tail tail could made light balsa sheet very little deterioration overall performance consid erably less work control system original Imitation built up almost entirely scratch heart system 3 1/2-in circular bellcrank coupled homemade 3/32 music wire horns 3/32 pushrod pushrods attached horns Du-Bro Ball Links very strong nearly trouble-free problem have 2-56 threaded rod pulling out nylon link prevent merely thread pushrod 3-48 die thread ball-link directly rod avoid destroying 3-48 die music wire sure soften area threaded heating torch until cherry red allowing alr dry will very hard soft enough thread flap horn made bending 3/32 music wire shown silver soldering two pieces together after binding copper wire elevator horn conventional type flat steel arm silver-soldered music wire used allow possibility needing slop elevator level flight stability However Imitation has always rock solid has never required slop used As thick tail home-made controls fine tuning refinement could replaced conventional store-bought items minor deterioration performance serious stunt flier however recommend give type system try results much lighter control forces ball-links make alignment less critical controls can totally free binds almost no effort larger normal arms horns bellcrank plus circular shape retains full 1in lever arm lead-outs full range control movement gives feeling similar power steering sensitive require very little effort achieve amount control desired Once components built put together conventional mannerwings front tail back make cut outs accurately way theyll fit absolutely sure wing stab squarely aligned no decalage ie incidence either Once assembled start finishing procedure fine sanding everything sight until wood structure flawless Minor dents can filled Dap Vinyl Spackling Compound Any major flaws should filled balsa weight saving satisfied condition surface MonoKote wing tail Gary McClellan very good rundown proper method applying heat shrink cover ings some months back Wynn Pauls column stunt Begin finish fuselage applying light weight fiberglass cloth nose section 126 Model Aviation Please send mecopies new 5th edition Radio Control Buyers Guide Enclosed $825 copy ordered $725 retail plus $100 postage & handling City State ZIP Return RC Buyers Guide Clifton House Clifton VA 22024 I RASIOS Call 0/ specIal p/I/CS on/C -speC/lcCIlO /0 9 o/sae PROPS SatIl 2078 SpeHole795 HUCIIC /00 /0/ 002417095 ISO/C AllOW 0/080 ale 0209/111091011 OI1000Il8081900810001spec011/01 90111001/111/7/I/dIllOOl SPARK P1099 OCJC1 95 R2JlJao1loll 8100 10/C 077 COO 9COI 95 Ooodo POOkOUC Inolodol 017 baA x7e eIa hOC P7CpS1 tIm771 Kek 7ha7 abC 10 IaI I/CC CR nnooer94880 09*4799800 KITS P11/la524995 80 HEAR0 SERVO deognedlcoIandlIleoIlalnOI oaeacColI2995 EXTRA AMP 80090 ROLL REAUIUG HEAD P08 89 SERVO895 EW800RKKITSaoO IolkoI1IIa C/Il/k995 FUEL LIRE SPOCIOI 1100p171/C 11101 OIl 00011II 05 HEW IWO AILERON HINGE KIT 91. 1114 yIU95 ROGUING MATREIAIS 09000994 CIOCrOnOOr rabieg 0702911 pIyOoC4 CALL FOR AVAILABILITY OF NEW KITS SELL WHAT WE FLY&SERVICEWHAT WE SELL CAN ANSWER YOURQUESTIONSABOUT MINAFURE AIRCRAFT HAVE SPECIAL POOP SHEET CALL GET ON OUR MAILING LIST DEPEND ON YOUR FEEDBACK FOR CONTINOUS PRODUCT IMPROVEMENT & DEVELOPEMENT SPECIALIZE IN QUARTER SIZE Prepaid shipping charge $200EWH Specialties 111G COD shipping charge $400607 East Abram St within continental USArlington Texas 76010 817/461-1274 BankAmericard Master Charge prices subject change notice Dealer Inquiries Welcomed Hobbypoxy Formula II cured sand glass smooth apply two coats unthinned clear dope entire fuselage Cover fuse light-weight Silkspan using very thin dope adhesive followed two coats full-strength clear Now apply fillets using Sig Epoxolite sure fillets overlap edges MonoKote surfaces will help make covering bullet-proof far lifting concerned havent already done mask off MonoKote areas rest finish should sprayed First mix tablespoon talcum powder pint clear dope Thin spraying consistency apply coat fuselage rudder Sand very carefully shouldnt have use second coat Once satisfied condition surface mix up some Super Poxy color spray very light tack coat Allow set about five minutes proceed spray wet coat should color required Remove masking tape immediately before paint sets up will leave almost no discernible edge original trimmed Trim-Kote wing Super Poxy colors fuselage gold stripe DJs striping tape Now7 bolt motor install Pylon Brand SO-6 slant oval tank shimmed balsa align spray bar bolt wheels lets go flying center gravity shown plans taken directly original after well trimmed may good idea start out slightly further forward first flights first flights should confined determining wing straight tip weight approximately correct tank located properly both upright inverted flight get feel way plane reacts Have helper watch wings carefully both level flight end during maneuvers wings anything besides line up perfectly flying lines times adjustment necessary either tip weight straightening warped wing general statement can made regarding foregoing culprit given case outboard wing high upright low inverted its sure bet have warp problem other hand outboard low high both upright inverted should looking tip weight get back ground its low both ways remove weight quarter ounce time until level out vice versa wing high both ways Adjustable lead-outs often mystery novices some symptoms incorrect lead-out location watch theplane pulls hard level flight loose topthe first loop clover instanceit indicates too far aft airplane hinges hard corners flies wings level may have move forward lead-outs get too far forward airplane would become too light lines tend nose slightly time gave sharp control input Contrary popular thinking lead-out problems come being too far aft too far forward Remember stralght airplane wants fly tangent circle doesnt require large amounts engine line rudder offset maintain adequate line tension Keep mind less generally best dealing trim adjustments efficient set-up will have airplane flying cleanly possible opposed crabbing sideways creates unnecessary drag robs thrust good clue cleanly plane flying examine oil pattern bottom wing after flight oil should have slight tendency creep out outboard wing should continue length fuselage lead-outs shown plan should within fraction inch correct plane Imitation sensitive trim changes feel free experiment variety trim adjustments Try different flap/elevator ratios different leadout locations move CG around Its amazing much can learn about trim take time experiment have probably noticed have stud iously avoided referring experiment 40-size engines prime reasons developing Imitation first place editor chooses use picture will show some variety motors Editor Shown last months installment have flown Imitation shown powerful show promise Im afraid am prepared give total endorsement good old ST 46 quickly found engines just straight out box going give kind consistency predictability necessary top-level stunt competition thats another story another day Just advertisement like fly stunt dont belong PAMPA Stunt Pilot Fraternity youre missing half fun Drop line Wynn Paul secretary/treasurer 1640 Maywick Drive Lexington KY 40504 want discuss Imitation stunt general drop line 158 Flying Cloud Isle Foster City CA 94404 October1979 127 EWH Specialties r WE power HOMELITE EWO SpCOII7IC 71/9 1117 710nnIiI SlI100 797900 flaoe 10074 lOgolSel Clealo ISO beol /0fl9OlOomlnaloe aC1710191le IOC SupC7 899719/ TO Sup9r 09117 5CC RuIll 17090k 907 CCIV 19198 ICOCfl 097CC 09179 IS fully ogolodI HCCI 77CCICd SICk 9OidCd U boll Prop Oat 1100 SOC Cdl ISSIC9CC7 79 P9P Cr001 Ho 7557999 lUnIllo 90 7049CC 051857 Cod OlbeCIlo MaIIAeIE9pnCIOn chdmbCr 090 500 COUIAC AIanInomrUIno 70007 OilS CCOO OnUIC 00 ring piSlon wIll 70117 SoarIng 90077dm rosIn Cod 9970 COdS 99 0906807179 rod Loop 50CSnCfnU Cod 00r71I-SCCA 1907 C900pIIOOCI P00CC smooth dl. 9180 oIIbIIIIoI Sap HaSlIC7 aCoond 10 flOflO POWCr 7OIICSIUIO darCRIlIfl SUPER HUSTLER SPECIFICATIONS RAEMETRIC OICOISolnCnl 4 02 UOrxS7roO9 99131510090903402mm Weight 99 Kg ThroOl 68007700 RPM 070020-24109 FOCI 20 OsguAr Gas/Oil Mo Price$19995