Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to
Edition: Model Aviation - 1982/03
Page Numbers: 30, 31, 32, 33, 34, 35, 99, 100, 101
Warning tiny1/2A RC model can habit-forming can built under $20 uses $25 engine takes about 2 oz fuel 10minute flights needs two servos can flown almost anywhere tremendous lot fun Try itE John F Kilsdonk HAVING TOILED years Control Line events being chronically fested competition end things natural went RC interested competition flying Like ginners very eager learn unlike newcomers also quite aware would difficult would failures along way resigned myself acceptance failure part learning process basic philosophy still experience process elimination things wont work try learn bad experiences late summer 1976 decided hang up Control Line models embark RC soon current racing season over So couple months hung around local RC fieldwatching trying learn other peoples failures observed better fliers watched what equipment tried learn mechanics procedures made some new friendships listened tons free advice trying sort out good advice goal participating RC racing events following spring com monality advice get lowwinged aileron model soon possible instructor Barney Polzin let fly rudder-elevator model few times quite frankly turned off Sensipo brought Quickie 200 built tf plans told going show good airplane flew inunediately impressed axial rolls inverted flight per formed model beginners usually next flight handed transmitter about half way through flight minute touched knew something different stroked around little bit did loop roll got behind prompfly augered ground brief 30 seconds flying spite eventual crash con vinced aileron models much different very exciting Being usual bullheaded self went home intent mastering darn aileron models subsequently built two Quickie 200s own flew winter flying session lasted until models unrepair able field fact winter flew Sunday oneand thats saying something Michigan rate met objective fly both Quickie 500 Quarter Midget follow ing summer However never forgot experi ences built several models just sport fly due respects Ronald Sheen designer Quickie 200 Glen Spickler now kits model found some things didnt like about Q 200the great flight char acteristics notwithstanding low wing no wheels susceptible snagging rough spot field Ive since learned slow down models landing low-wing configuration made difficult hand-launch fuselage also little too tight standard servos anything other 225 mAh battery pack foam protection So set about create own version type model using same Ace RC foam wings 30 Model Aviation Somepeoplearecrazyenoughtoflyduringthewinter. course have fleetof Supercats just might worth FULL-SIZE PLANS AVAILABLE . SEE PAGE 140 p7j QEE~LT 5155 PUTLIKeLY TI- ESOICE KKTMLS IVTMAOROIE STOCK COW EACOSOJCA PEWTOWOOARE F-R 050 OCSCSR OCOTKORAEAM CEEPUE AALOKCKEOSIARKIL OOCKFLCTC OASBEAO ___In OAARORW PROj K/%TKSTOOC TREAT # ORE OJRKOCFWWS S OMASWC P004422 00 K/OR MAEKTW KAMAP BALSA FLLERJCAAEWCCORICORSEAJWMORR TRE ORE 055/SWFKAAREET STAI KAWEWKS-WA WCUOR EOLrS EREMAKCC MACF TORMACETBIG ____________I AK K-I ITASCOrERSIS/IS SO SPRUCE POKAREOR1 05LIZARECOTBLISOTORFOR 5SIYK/SA SECT SOPS SBBSUOR Sc LI/K P00[WPLT 31151 S TO ORKS AS WSOWKTO JSO2O-MWLESCKSCKSASSCOWS SUPERCAT IRMAWMGKAKI K/StOaALa WORS1tL ROtORS thank Owen Kampendesigner wings result development process Supercat Youll notice wing elevatedC although virtually in-line engine thrust line fuselage cross section slightly larger Its called upside-down Quickie isnt Subtle changes developed nose rudder area balance directional stability model shown flies bit well original Quickies easy launch plenty room install radio seems point roll fly inverted nicely wish could explain long time friend Harry Roe flew models over 500 flights developing Gb Bee glow buttons Fusite Although Harrys model getting very heavy hes still flying Ace constant chord wing heart Supercat Quickie 200 several other models Note Ace also markets tapered wing similar materialhowever IRve never real pleased models Ive flown wing wings injection-molded foam somewhat denser familiar expanded foam used sheeted wings big advantage wing saves lot time weight building simply have install trailing edge glue dihedral glass center little bit strengthen span glass-filled strapping tape cover low-temperature film price right too balance model balsa plywood can bought under $5 retail Finish covering hardware make fine model under $20 less englne radio though wing about 18% section good engine model turns out very fast competitive AMA-legal Pylon Racer optional canopy two secrets successful flying light weight dependable engine commencing construction keep mind want end up finished model weight between 20 23 ox 25-az model flies poorly 28-az have repairs add weight disaster first model will have maintain proper perspective Unlike 6- 7-lb model few ounces means nothing added ounce 20-oz model increases March 198231 John applies GloBee Stinger battery-powered electric starter ti30 iose mmends GloBee glow plugs Cox 049 051 engines wing loading 5% stick plans use reasonable wood moderate amount epoxy should have no trouble coming out around 21 oz last three versions built -oz glass cloth resin covered two coats Perfect paint wood surfaces weighed 215 oz ready go 500 mAh battery pack Construction straightforward start cut out pieces per plans Locate glue F-4 F-S fuselage sides followed F-i F-3 F-6 glue F-2 Use epoxy F-i F-2 also triangle stock omit nose area Hot Stuff Tee Dee engine recommended accessories Ito GloBee head KK needle valve KK pressure backplate piston/rod reset tool Bottom view partially-completed fuse Cutout elevator servo Top partially-completed fuselage bottom shows covered sheeting floor added servo compartment square rear fuselage sides Lightly sand top bottom fuselage sides block put fuselage aside Glue rudder pieces together sand round edges rudder stab elevator wing next Cut sand flashing foam sections using 220 paper sand dihedral angle give total dihedral r tip Epoxy two halves together maintaining alignment close possible avoid twisted wing dry cut off wing tips 300 angle shown cut out servo mounting hole install aileron servo mounts shown careful study plan get proper fore-aft side-to-side location servos X Acto knife cut off trailing edge foam wings until thickness point 1/4 very slightly less Epoxy balsa trailing edge Use -in aileron stock cut fit center section together Break center piece dihedral joint epoxy place dry lightly sand entire wing 200grit paper Add strapping tape shown Use Scotch brand fiberglass-reinforced tape available office supply stores Fabricate aileron horns tubing assembly shown Groove out center section aileron stock accept horn assemblies 32 Model Aviation major components except wood Ace RC foam wing epoxy CR engine mount tank Cox Tee Dee engine low-heat wingHeresthecompletekitofSupercatpartsWoodcomponentsareeasil[v32][b246579916286930]] coveringcut shaped quick-building good-flying ship , sanded joining Middle epoxied trailing edge added Bottom epoxy fiberglass reinforce ment added along center line strapping tape placed across bottom COVER 4EACH SIDE OF C/L WITH T6CLDTH NO 4 SHEET MElAL SCREWS 1/32 PLYVOD WING SADDLES 3/32 BALSA HATCH F-3 3/32 PLWOOD TEE DEE 049/51 ENGNE F-i I/4PI2vWOOD - HE ceCU5E5 ssII ACaS ATBVLJ SIG 5U CANOPY AILERON SERVO MOUNiS ON 316 PLY AILERON HORNS ALUM TUBING 1/8 PLYWOOD SKID I/I6SHT BALSA 3TTCM CROSS GRAIN SIDE PANELS 1/8 SQHARD BALSA TOP AND BOTTOM LONGERONS 10/32 NYLON BOLT 3/32 SHEET BALSA RUDDER STABILIZER AND ELEVATORS F-51/16 tWOOD 3/16 SQ SPRUCE PUSH ROD j SCOTCH BRAND FIBERGLAS TAPE 1/8 PLYVIOOD CAP FUEL 1/16 PLYWOOD BOTTOM TO F4 I/8X /4 TRAILING EDGE HARD BALSA / F-6 3/16 PLYWOOD WING HOLD DOWN ACE CONSTANT L4 TRLANGLE BALSA ALL CORNERS TO F 5CHORD FOAM WING LOW TEMPERA11JRE FILM COVERING 3/4 TRAILING EDGE BALSA STOCK FOR AILERON Its easy tell Supercat racing machineeverything stream lined Canopy makes legal AMA competition epoxy place along 3/16 dowel front wing careful get glue between aluminum tubing wire horns Using 34-oz glass cloth Hobbypoxy Formula 2 use polyester resin foam coat center section wing about 4 widetop bottom Two coats epoxy will probably necessary Sand well after coat epoxy careful sand through glass cloth Now go back make sure wing fits partially-assembled fuselage Drill tap F-6 wing bolt use Tee Nut bolt wing place making sure wing parallel square firewall F-i satisfied alignment cut two pieces 1/32 ply / x 8 long soak water Lay fuselage sides form wing saddle bolt wing back tight adjust saddles alignment should flush inside overhang outside fuselage sides Carefully Hot Stuff place making sure no Hot Stuff comes contact raw foamit will eat right through 34 Model Aviation Note triangle reinforcing strips front servo compartment along bottom Notch wing mount aileron pushrods compleTe upercas reuy rar low-Temp covering sne roam wing paint wood fuselage Front view shows smooth fairing leading edge fuselage hatch Plumbing connects pressure backplate fuel tank view fuse radio partly installeo snows sne wing InleTs cut down drag provide firm surface wing Tank battery carefully wrapped foam avoids fuel foaming loosening battery connectors under engine vibration Remove wing put small bead epoxy along outside saddles form nice fillet dry sand edges saddles clean up Reinstall wing drop two vertical lines down fuselage sides equal distances center leading edge center trailing edge Measure down exactly 2 draw line rear fuselage sides Use make sure stab has zero incidence should parallel wing Glue stab place aligning wing looking front model again making sure parallel wing centerline Add top bottom fuselage sheeting making sure cross-grain shown Fabricate hatch Install rudder squarely stab centerline fuselage Add engine mount 4-40 bolts blind nuts Install hatch No 4 sheet metal screws sand hatch corners fuselage corners round about -in radius Re-install wing add scrap balsa filler wing meets hatch Carve shape blend micro-balloons epoxy Add 2-oz fiberglass cloth both di rections around firewall about 2 back nose fuselage using either epoxy polyester resin Cut trim ailerons fit Add skid install hinges ailerons elevator use Rocket City strip hinges making -in slits No 11 knife HotStuffing place pinning round toothpicks usually after resining wood surfaces prefer painted finish using -oz fiberglass cloth two light coats resin wood surfaces Color Perfect paint can also use MonoKote similar material wing must covered low-temperature film such Flite Kote Solarfilm EconoKote World Indy Film also prefer paint wing center section No resin necessary sealed well Hobbypoxy polyester resin will set up over slow-dry epoxies model finished install ailerons using epoxy front hinges go wing epoxy grooves horns attach ailerons Hot Stuff hinges attach foam Install switch batteries fuel tank servos control horn Fabricate pushrod 3/16 birch dowel 3/16 square spruce Set up control movement up down Install engine prop fuel lines model virtually done canopy optional gives model 2 x 4-in cross section required AMA Pylon Racing model should balance near point shown add small amount lead shot get balance between 1 1 back leading edge completes model engines Cox Tee Dees 049 051 class themselves ones recomended model several things can improve dependability performance Tee Dee 0491051 engines As engine perfor mance improved models performance will attempt list stages engine tricks Starting out-of-the-box engine add piece silicone latex fuel line over needle valve threads go spraybar seals threads eliminating leaks may cause erratic needle settings next trick pressurized fuel system wont make engine run faster will make consistent best done Kustom Kraftsmanship pressure backplate Consistency further improved KK needle valve has finer taper needle 128 threads/inch ultra-fine adjust ment still use fuel line seal assembly addition nylon seal comes KK unit Remember type pres surized fuel system allowable AMA Pylon racing have found three spray holes venturi have too large combined cross-sectioned area can cause erratic needle settings Harry Roe discovered simply plugging up two two holes cut-off straight pins can make needle valve much easier set Press pins cut off close possible leaving sharp ends protruding venturi throat above changes still have stock performance will have increased consistency reliability Now come performance boosts can done stages want progress slowly addition Gb Bee head will give instant 500 1200 rpm increase Note two models Sport Race available Sport version 5 P generally reliable should used lower nitro fuels Race version 5 R 40% nitro durable however sometimes also dependent fuel weather Because buttons steel should use new copper gaskets time change Use least two gaskets keep piston butting head Before engine run retighten cylinder headthis must balance performance improvements cannot pur chased short buying reworked engine Continued page 99 March 198235 Servo installed against spruce blocks epoxied foam wing view ot completed wing shows dowel leading edge fits hole fuselage former front wing saddle Radio installation tight adequate Use small servos Charging jack goes up under hatch battery can charged removing wing auerycnosces LW H u mAh 500 mAh 550 mAh flat pack 550 mAh square pack have used successfully Fun/Winter Cant p 62 framed cardboard Marvin thinks chopped lightening holes added long stringer both sides eliminate square look covered usual would have stronger lighter could have done two nights $200 plus covering Such kits would cinch Just sheets material patterns People have demonstrated get cambered surfaces both coreboard corrugated cardboard once saw Bridi 60 cabin job fieldlovely what Later playing back video heard back ground conversation foam-core board Good paintjob Youd never know difference Ron St Jean has bonded silkspan-like paper hot-wire cut cores stand up big comp Free-Flight stresses Composites coming Editor An article Ron St Jean describing processes will appear magazine soon can scheduled Joe Ott caper Joe back business man turned us during Twenties Rubber Scale jobs Popular Aviation might just shake up industry expect have details next month Hes got radio system never-seen-before features trainer assembles jigs Very advanced features techniques scratch-built either ex ample molded cabin has pilot painted Nifty removable motor mount allows replacement bigger engine minutes Two wings calm windy weather Four channels die-cutsprinted sheets remarkable product remarkable man 83 sounds like 20-year-old walking before Wrights flew Kitty Hawk pre-run kit way Spooky stuff mid-1800s Hensons 150-ft Aerial Carriage Experts say might have flown given suitable power plant Construction equalled 1900-era stuff modern features including trike gear laughed him scorn friend John Stringfellow years tried prove concept series models about 20 ft powered own model steam engine enough power steam engine about 1 feet tall developing about horsepower exhibit National Air & Space Museum Stringfellow first build workable model airplane power plant Langley father power Free Flights Stringfellow father engines Henson two full-size versions Aerial Carriage years ago Smithsonian bought Engiand great institution ordered priceless power plant shipped America Titanic Bill Winter 4330 Alta Vista Dr Fairfaz VA 22030 Supercat/K ilsdonk Continued page 35 except fuel following do-it-yourself steps will add small benefits depending particular engine Drill out venturi 5/32-in diameter still use pins Lap crankshaft crankcase Lap piston cylinder fit alter crankshaft cylinder timing detailed how-to description provided 3-part series Joe Klause Model Builder magazine work done properly Now back purchased horsepowerfuel Ordinary 5-15% sport fuel will give very good performance adding propylene oxide up 10% can really bring life provides extra heat As love also respond very well additional nitromethane Continued page 100 Catalog 8150 98 RUBBER POWER KITS plus Gliders C/L R/C Accessories Books 4 444444 MAJESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 March 1982 99 Fine Quality Flying Models GONTIOLIII TillS PROFILE0 COMBA rRA T WIDE & NARROW WEDGE 15 -- 6 Capacities UNIFLOW & STINDD Custom D1mn Vials 5to40% Nitro& FAI detailed brochure send 60 cents CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405 would recommend following guidelines Use U z First Flights20101060 Sport2025550 Race2040337 Ultimate2060317 prefer play chemist can purchase premixed fuel Cox fuels fine have lower nitro contents prefer higher nitro fuel Nitrotane blends con tain adequate propylene oxide last hot tip frequently check conrod ball socket fit piston After disassembly grasp piston push pull rod can feel hear move too loose can easily tightened using KK reset tool recommend doing after flying session Ive found Top Flite 5-in nylon props give best all-around performance can experiment various props suit individual taste Following list specialized products Send SASE info KK Products needle valves pressure backplates reset tools reworked engiens parts Kustom Kraftsmanship Box 2699 Laguna Hills CA 92653 Also available Ace RC some hobby shops Nitrotane Fuels blends propylene oxide Space Age Fuels RR 3 Kewaunee IL 61443 Phone 309 853-9606 Also available some hobby shops GloBeeHead& Twinn-Khc PO Box 31228A Mo CityStateZip Enclose $100 postage & handling $200 Foreign Orders American Society Aemspace Education 1750 Pennsylvania Ave NW Suite 1303 Washington DC 20006 Indianapolis IN 4623t Phone 3t7 8396579 Also available KK Ace RC hobby shops Flying Supercat easy has no bad habits grooves very well very gentle straight-ahead hand-launch will get air prefer launch own holding transmitter left hand launching model right hand youre little leery trying some added up-trim first sure point nose high launch Remember straight ahead wind using some wrist action Landings easy little practice can grease down skid time trick keep upwind little high end tank allow proper setup landing usually carry model us whenever go out town Pylon Race just sport flying general horseplay evenings visit flying field attended t 979 Nats Lincoln NE naturally Supercat along evening after exceptionally frus trating day Formula decided take Supercat over local flying field Upon arriving graciously greeted member Sky Knights Club asked could sport-fly said sure went explain local field rules wandered back down buddies resumed flying got frequency clip got Supercat fueled air went through usual routine self-launch followed some very low high-speed passes split-S maneuvers engine will unload up 33000 rpm ending up spot landing feet brought group local fliers over inquire what kind engine Cox replied wanted know bought 100 Model Aviation Send br free color photo AIR DE5I6PJ Appian Ave Napoleon OH 43545 419 599-2121 MONSTER-SIZE BLUEPRINTS 1/4-Scale SE5a$2000 1/3-Scale SE5a $2500 1/3-Scale Fly Baby $1800 CLEAR WHITE PINE. ALL SIZES -SCALE WRIGHT WHIRLWIND cowled engine $1995 open engine $2795 SEND $100 FOR INFORMATION US & Canadian orders add 15% postage overseas orders add 50% excess amount will re funded Ohio residents add sales tax Quick Silver $1197Silver Bearing %InclPost. Paste Handling Syringe Dispenser Field Repairs No Waste 22000 psi tensile strength Low meltingpoint open flame lighter soldering ron 1~ Will Join 14 different combinations metals Wont Blacken Tarnish Sennng South THS Hobby Distributors PO Box 914 Rosewell GA 30077 IIIIDN EW/Il Gasoline/Diesel Fuel Conversion Kit Sullivan Fuel Tanks Now can use Sullivan tanks gasoline diesel powered models fuel conversion kit can fill yourSullivan regularfuel gas tank gasoline diesel fuel Save money check out kit Heres what youll get 8 large BUNA-N tubing 3 Barbed fittings 1 BUNA-N stopper 4 Nylon lock ties Also available 3 ft length large BUNA-N tubing 1/8 ID 3 ft length medium BUNA-N tubing 3/32 lD GOLD-NI PUSH RODS Positive No Bind Flight Control I I Write Free Fact Sheet I UThe push /rodsthat beat Uthe clog Pat Iented splines /inner rod cut right I/through mess //Temperature compen sated prevent / elongation Good gold UInsist Gold-N-Rod Iclevis incguded I I U I I I I I I I I I I SINGLE GEAR FITS NOSE OR MAIN GEAR SMODOTH LANDINGS. hug turf Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature short fulcrum ground hugging ability Caster action Adjustable pressure Easy customize Four sizes fit wheels 1 3 Ask about e tail gear thinking Coxs proposed 40 discovered 05 1 just stood disbelief let flying partner Denny Sumner fly did whole flight rolling circles takeoff through dead-stick landing final roll less 50 feet before touchdown feet during flight crowd believing aileron servo locked full right After held small clinic flying local club members apparently quite experience since never seen aileron hot engine hope can experience fun have Happy flying Radio Technique/Myers Continued page 29 walk off leave something charge wrote column time expect youll reading about Christmas Ill wish Seasons Greetings hope Peace Earth will become reality soon Keep letters flowing Editors note Publication column delayed month time George expected appear Thats youre reading after holiday season RMcM George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Scale/Wischers Co ntinued page 39 3-in width depending upon size nozzle tip used Its cup will hold paint side large wing means frequent refilling Its advantage light weight easy manipulation flexibility Its disadvantage high cost Lowest cost singie-action externalmix airbrush maximum versatility three sizes spray tips cover areas -in 2-in diameter Depressing button releases air fluid simultaneously no provision changing spray pattern round oblong larger guns Because small area largest tip very difficult get uniform density color Best use airbrush spraying small areas trim color after masking have found singleaction airbrush useful large areas paints such Floquil simply practical doping full area complete model camouflage weathering doubleaction internal-mix airbrush has no equal brush really different air paint mixed inside spray tip thorough atomiza tion resulting almost complete elimination over-spray Depressing button releases air moving button rearward controls quantity liquid spray diameter Dont expect learn technique recently-completed super- Scale model takes patience develop ment sIdlI Another disadvantage intemal mix spray tip frequent cleaning required using fast-drying materials purposes RC Scale variant internal-mix airbrush singleaction button releases both air paint paint quantity easily variable secondary control rear tip end airbrush continuously variable double-action device less difficult master operating techniques paint density re p[J ii uFu i TOPKICK 47 Wingspan Splendid Contest D...I NEW ENGINE MAKE READY $2995 plus postage Complete Dis-Assembly Deburr Check Fits Clean & Re-Assemble READY TO RUN Send Leland Morton L M Hobbies 115 Cochran Mesquite TX 75181 Most versatile number uses DetaiV Touch-Up gun used specialty auto paint shops can cover spray patterns -in to