ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation
Edition: Model Aviation - 1978/04
Page Numbers: 29, 30, 31, 32, 33, 34, 35, 91, 92, 93, 94
ONE OF THE pleasurable pursuits flying scale enthusiast prefers start scratch search design seems fulfill number re quirements esthetically pleasing proportioned have reasonable chance flying well excessive de sign distortion graphically pleasing color marking scheme Finally historically significant Fokker Universal designed 1925 Robert Noorduyn built America Fokker comes very close satisfying elusive criteria Universal colorful robust machine no-non sense symmetry last pro duction aircraft pilot sat lonely isolation passengers open cockpit offered little way comfort KI L92 wheels oduci es Universal used e Airway ioii 1925 Robert model t i dramatic says 19 ru 1926 ended April 1931 Th manufactured Atlantic Hasbrouck Heights New Jersey American subsidiary issengers o ote model scale p shade under four feet wing span Aay mented specifications indicate inB rubber-p Tgr yE mess nce ye V32 X 3/32 E LAMINATED AL TISSUE WING COVERING 1/4 BALSA BLOCKS FOR STRUT WIRE CLIPS 1/32 WIRE CEMENTED TO STRUTS DESIGNED TO PULL OUT ON IMPACT FRONT WING HOLD DOWN WIRE CLIP TOP FRONT COWL FROM SOLID BALSA 1/16 SHEET BALSA PILOT MOUNT DECK 1/32 PLYWOOD FIREAViLL 2 1/8 BALSA DISK 1 1/4 BALSA ENGINE BLOCK j3 SCALE WILLIAMS WRIGHT J5 PLASTIC ENGINE 3/16 REED EXHAUSTAND COLLECTOR 1/32 SHEET BALSA WWEI COWLING 1/16 X 1/8 BAL DIAGONAL BRAN I/8ALUMINUM WING HOLD DO DESIGNED FOR DISCONNECT O 1/8 X 1/4 HARD 1/32 WIRE REINI I/16SHEET BAL SPAR JOINERS AT CENTER ONI N 4I/32PLYWOOD SPACER DISK Ii I/B SQ BALSA FUSELAGE FORMERS B SHEET BALSA1/8 X 3/16 ER BASEBALSA POST ADJUSTABLE TISSUE COVERING 7 / 1/16 SHEET RIB 1/8 X 1A4 BRACES I/16X 1/4 SPARS TAPERED FROM HARD BALSA 7 -7 N MUFFLER AND LG FAIRING WRAPPED WITH INDEX CARD /4 BALSA DISKS 3HAPED TO WHEEL-TIRE 1/ ti9 INNER LONG ERONS I/16X 3/16 BALSA OUTER LONG ERONS I/16SQ HARD BALSA STRINGERS SQ BALSA LAMIN FOR ALL RIB TOPS / I/32BASSWOOD BETWEEN 1/16 SHEET BALSA SRARS I/8X 3/8 BALSA TRAILING EDGE3 PCS / 1/16 X 1/8 .- BRACES ii /16PLYWOOD DISK ANDWICHED BETWEEN A-ALL LG STRUTS 16SQ BALSA 1/16 X 1/4 HARD1/16 SHEET NOSE RIBS BALSA SPAR CAPS ING IS BOUND UNDER FUSE ONLYI/4SQ HARD BALSA LE / / / / 1/32 X 3/32BASSWOOD LAMINATED TIP BOW ON iNNER ONLY Angeles Flightmasters competing against some best scale builders anywhere Add consistent predictable duration upper rank scale points 89 out possible 100 last Jumbo meet have combination encourages type model Big rubber models dramatic Besides easier em bellish smaller scale minor change incorporated plans reduction dihedral compared pictures gives better scale effect real aircraft wing flat top sighted front taper underside provided equivalent slight dihedral Construction admonishment seems apply successful flying scale rubber models Build light does infer flimsy construction could name host top West Coast scale builders exception follow dictum models wonders light-weight engineering corporating attention stress detail stra tegic guesseting sheer panels etc achieve optimum model have tempted apply logic Universal Wing Construction follows fairly conven tional practice Cut front rear spars 1/16 hard balsa sheet Follow taper shown plans front spar gets 1/16 X 3/16 caps top bottom enhances rigidity spar have diagonals effect truss omitted because seemed contribute extra weight model powered electric C02 engine would well include main ribs laminated Although work has advantages over ribs cut sheet among strength light weight Both top bottom rib components made 1 / 16-sq hass wood balsa bent cardboard balsa form least 1/16 thick edge coated parafin crayon allow easy release case cement creeps during lay-up Make rib components soaking 9 long pieces l/16-sq balsa basswood hot water spiked about 10% household ammonia about half hour Top ribs alternate balsa bass balsa sandwich bottom ribs two parts bass balsa Wipe parts paper towel after soaking apply white glue like Wilbold sparingly along two longitudinal edges basswood apply 1/16 balsa cemented edges creating lamination Three combinations can bent around airfoil form time used Pin Downs hold parts place available Peck Polymers PO Box 2498 La Mesa CA 92041 handy red plastic blocks allow securing bench damage ribs Repeat procedure until have 18 ribs both top bottom components parts Jn K I, I II 7K LE k 4 i N __ / / 4 4 4 f 4 - L FULL-SIZE PLANS AVAILABLE. SEEPAGE 104 32 Model Aviation NO OCR TEXT Conatruction appears light robust Abovi 1 investigating copy ii rear rubberbands covering Note coi maximum lam low Wi quality t tin longt reference po e will ir respective g plan short cnord t rib rows about soft pencil e This line sli front spar nce points bottoms 34 ieve frol form airlOll shape tnei sand carefully nda iO balSa S nor blo ID dont Wi sti SeCU1C 045 entCr4CC left ce1TiC~ also sel Two cc cylifl4O 1nefnoae piug iW S aaw1bSf II out due stack rubbSr eng5Ue .nt openina n such maflflO t locz-a . place wOflt April 1978 35 Brown Whal Banger However long fore Herb became involved splen did Brown reproductions found Hurleman parts storage about 25 years Starting out few engines assembled old parts Herb gradually has developed large clientele collectors fliers appreciate high quality impeccable honesty Included previously mentioned parts remains several opposedtwin prototypes quote Herb What Ive done design construct lowvolume crankcase crankshaft con rods induction system following techniques old prototypes used two original 48 cylinders two original pistons result splendid horizontal-op posed simultaneous-firing twin feel completion fine engine proto typed 30 40 years ago address Herbs Model Motors PO Box 61 Forksville PA 18616 Johnson Space Center JSC/RCC held R/C Old-Timer contest Sept 18 according Owen Morris flew two events 10-second duration 15minute precision 15-minute precision run follows 1 Total target time 15 minutes 2 second off second over under 3 Longest single flight seven minutes 4 Ten-point bonus per flight stopping inside 25-foot cir cle 5 Motor runs 20 seconds glow 40 seconds ignition JSC/RCC flying site space center have about 700 acres paved runway 2500 feet two steel towers middle field no other problems Owen Morris project engineer Space Shuttle Program modeler years experience Poly Ive received several letters re cently concerning covering technique described several articles Seems some confusion fabric shops over term acetate sheathing really shouldnt because acetate same polyester sheathing use intended lining home-sewn dresses coats available bolts fabric shop Ive Produced multitude colors has sheen grain much like heavy weight silk shopkeeper gives blank stare look around store Chances have just what want apply wet using classic silking techniques Mine does fade irregularly water dries recently purchased some sweat proof elimi nates water spots other columns recently suggested using heat gun shrink sheathing after is ap plied frame work shrinkage heavy dope can se vere enough tear material tried hair dryer several years ago split acetate shreds use two thin coats butyrate shrinkage fin ished up plasticizd castor oil TCP dope Nitrate dope ideal using glow-plug engine Dr D B Mathews 506 South Walnut Greensburg KS 67054 Fokker Universal/Noonan continued page 35 bearing surfaces same plane longeron edgesjust real aircraft vertical components /8-sq dium balsa exception two form window separations X 1/16 diagonal members Lay laminated longerons over waxpaper protected plans cement ver ticals diagonals Repeat process second side keeping mind lamination arrangement longerons have right left orientation allow stringers After glue dry remove frames plans separ ate Add stringers after sides joined Back up stringers /8 X 1/16 balsa doublers form top bottom window frames Cut triangle shaped gussets 1/16 plywood high-stress points landing gear strut wire ends contact fuselage cemented April1978 91 longerons verticals flush fu selage sides Drill 1/32 diameter holes strut anchor wire protrude Join sides starting tail post holding together clothespin drying Next put /a-sq cross pieces widest part fuselage under wing sure fuselage square Add balsa gussets shown points sub jected considerable stress later bending longerons together nose Add hard 1/16 sheet balsa plate im mediately behind wing center section the 3/16 diameter tubing goes through important too top longerons funny things pinch nose next Cut cross pieces bridge fu selage sides right behind plywood nose bulkhead B apply cement carefully bring sides together compress parts Allow dry overnight good measure cement temporary scraps across longerons removing after cross pieces Cut cockpit block soft balsa hollow about k wall cement top longerons Cut former cement place under nose Cover portion former cross piece front landing gear wire secures 1/32 sheet balsa grain running fuselage Add hard /8-thick balsa squares point shown form support aluminum tube rubber anchor Add missing gussets 1/32 plywood nose bulkhead has distinctively shaped hole act re tainer nose block dummy Whirl wind has mating piece 4 ce mented its back Rotate mating piece engine about 30 degrees after sertion bring engine correct position constitutes lock prevent ing nose block/engine/prop falling out after rubber tension ceases rubber unwinds Williams Bros make Wright Whirl wind easy 1 -scale plastic cyl inders available individually crankcase diagram case cut hard balsa becomes nose block Finish crankcase three coats sanding sealer achieved very satis factory worn look spraying part silver enamel following flat black lightly silver still wet same procedure followed exhause collector ring long pipe As emble nine cylinders epoxy place add ignition harness made 1/16 OD aluminum tube magnetos Drill hole through crankcase associated back pieces accept 1/16 ID brass tubing acts bushing prop hook Pro vide about two degrees downthrust drilling No side compensation made Bend collector ring reed about 3/16 diameter Soak reed water overnight find suitable can bottle act form during drying obtained reed display store sold handles childrens balloons main exhaust pipe same stuff paper tube muffler Note alu minum apron covers place collector ring exhaust join brushed swirls patterning digenous some planes vintage achieved electric drafts mans eraser Propdler The prop made extend ing 9-in Peck Polymer plastic prop PPpp 11 -in diameter Cut four pieces see pattern 1/64 plywood epoxy place plastic prop using plenty clothespins during cure right pitch merely extends tips has proved satisfactory Sand edges achieve appropriate airfoil prop simulated laminations found some Universal props mahogany stain alternating natural plywood Apply two coats clear nitrate dope finish Although Peck prop incorporates free-wheeling notch drilled out prop receive brass 1/16 ID insert notched similar manner free-wheeling device Landing Gear Bend landing gear strut fastening parts 1/32 diameter wire Bind landing gear fuselage cross pieces follow epoxy cement Epoxy 3/32 X amline balsa fairings complete struts Wheels turned two pieces hard t balsa set right angles other sandwiching piece 1/16 plywood middle core Heres Cut wheel diameter about 1/8 over size make up balsa ply sandwich Drill -diameter hole center hub Epoxy 1-in length -diameter birch dowel hole should have what looks like bad attempt balsa um brella flattened out Secure dowel chuck handy drill motor drill stand facilitates things turn wheel contouring using progressively finer grades garnet paper Its poor mans lathe Cut off dowel flush hub after turning Drill hole center dowel accept 1/32 ID brass bushing Finproduct review product review product review Four Flyline Pictured 02 powered RC version Classic British Luton Minor lightplane ideal schoolyard flying rubber-powered Heinkel lOOd Luton $1295 spans 34 exceptionally easy fly Spanning 24 Heinkel $795 designed Don Srull won first place outdoor rubber scale 77 Nats Other two Earl Stahl-designed Stinson Voyager 30% rubber model $795 Herb Clukey designed Inland Sport 37/2 RC version historic sport plane 020 electric 049 another natural schoolyard RC flying $1395 Flyline Models Inc 2820 Oorr Ave B-2 Fairfax VA 22030 product review product review product review 92 Model Aviation WE REALLY MOVE OUR TAIL FOR YOU say youve latest Heli say flies like charm say its down need new part uve looked high & low cant find whats bothering buddy Call us today part need way Youll back air record time stock parts popu lar radio controlled helicopters almost nobody else country does So somethings bothering call us ally move tail ve thing need Send $1 new helicopter catalog parts list SC MODELER HOBBY SHOP Hells Planes Cars Boats Radios Parts RC Hobbyists 1999 Larkin Avenue Elgin Illinois 60120 Dept 141312-697-3737 j P R 0 D U CT S N C SVILLE ROAD OW GROVE PA 19090 659-3900 Weve Got Lot SHOUT ABOUT ish three coats sanding sealer Spray silver Tires finished flat dark gray Struts The main struts constructed 1/4 x /8 hard balsa cut sanded streamline shape strut bottom ends notched leading edge accept -in length 1/32 ID aluminum tubing mates wire protruding fuselage sides bottom longeron Top ends reverse tube wire combina tion About third way up front strut notch cut receive -in length tubing turn will receive 1/32 diameter wire vertical oleo landing gear strut strut has wire running full length leading edge sol ders other landing gear components axle Note olco cover broad chord sheath made stiff paper formed streamline formers short jury strut runs top oleo strut plug tube fuselage simulate gray anodized metal wrapped struts 3M Scotchcal Mylar foil chrome-like film about 1-mil thick adhesive backing avail able sign shop suppliers turn covered translucent gray ZipA-Tone artists color aid comes adhesive backed sheets considerable range colors shades gray pro vides finish cannot simulated paint makes struts almost indestructible short stabilizer support struts cut bamboo finished color simi lar main struts Cement place after few test flights allow stabil izer incidence set Tail Surfaces Bend outlines both fin stabilizer 3/32 X 1/32 twoply basswood laminations Follow soaking process described ribs bending outlines around cardboard balsa form am firm believer benefits lam inating appropriate ad vocate balsa basswood combination model size Laminate stabilizer ribs tops bot toms two pieces l/16-sq balsa form streamline section Basswood avoided avoid adding weight tail Cut stabilizer spars X 3 3/32 hard balsa taper toward tips rib bottoms dry position over plans cement full-span spar place followed short Cement right left laminated outlines ribs spars followed rib tops Add 1/16 sheet ribs run parallel fuselage sides bridged 1/32 sheet balsa grain run ning parallel spar form con tinuation fuselage profile tail Provision made changing incidence securing stabilizer fuselage front stabilizer spar done soft aluminum tongue aluminum beer can works fine epoxies cross piece fuselage stabilizer sits notch extreme end fuselage just ahead rudder post model stabilizer sat 0 de grees provision made up about 4 degrees negative incidence pro viding notch vertical fin just ahead its spar allows passage sta bilizer spar upward arc through 4 degrees until correct adjustment reached sure no positive inci dence would needed During test flights spar pinned temporarily cemented later 1/32 balsa covers sta bilizer center section cut center line form A-in slot accepts fin fin cemented fuselage Since fin almost flat section build over plans using medium /8sq balsa spar other parts except outline laminated like stab Add rudder tab soft sheet shown Dont forget gussets Covering Finish fuselage covered white Japanese tissue lightly sprayed water shrinking given three coats clear nitrate dope dil uted 50/50 solution Add plasticizer minimize warps particularly wing stabilizer rudder Apply finish coat fuselage airbrush clear dope mixed brill silver April1978 93 SUPERSTAR OF STARTERS Sales zooming past 100000 starter thats turned whole world Has higher torque & RPMs heavy duty long life motor instant-on strip switch safety hand guard 2-year guarantee FINE QUALITY KITS AND ACCESSORIES 4 GEE BEE RACER 1/32 NORTHROP GAMMA ___ 1/72- BOEING2471/72 MARTIN B lOB 1/72 CURTISS C-46 1/72 SCALE PLASTIC KITS FLYING MODEL ACCESSORIES SCALE PILOTS INE GUNS WHEELS & WHEEL PANTS ENGINE KITS & CYLINDERS SEND 5O FOR ILLUSTRATEDLLAS CATALOG DEPARTMENT MA 181 PAWNEE ST SAN MARCOS Ca 92069 powder utilized commercial painters achieve simulated metallic effects gave authentic distinctive finish maintains translucent quality tissue hallmark rubber models concession use opaque paint accent green trim nose Testors Pla flat green masked sprayed over balsa prepared three coats sanding sealer Cover wing stabilizer chrome yellow Japanese tissue grain run ning parallel spar Follow same procedure fuselage omitting silver course little wedgeshaped area wing center section trailing edge silver like fuselage vertical fin silver Cut registration letters black tis sue Apply clear dope after third coat clear dope Wing letters prefix G appears sta bilizer repeated underside sur faces legend under cabin windows WESTERN CANADA AIRWAYS LTD FORT CHURCHILL under cockpit 14-point News Gothic rub-on type available better art supply stores Fokker script logo ap pears fin nose made handlettering original Fokker style photographic reference photograph ing size turn converted rub-off transfer using INT new 3M product available graphic arts supply houses tail skid made same reed exhaust system slightly tapered cemented place painted dark brown Control horns between stretch ed 2-lb fishing leader has sprayed black made l/32M sheet plywood Surface horns painted dark gray movable surfaces like aile rons elevator rudder delineated 1/32 chart tape ruled black India ink same applies cabin door fuel tank outlines top surface wing Make individual cabin windows windshield 010 clear acetate secured Hot-Stuff equivalent Paint window sills vertical separations light gray cockpit including wing notch painted flat dark gray oil filler cap front cockpit fuel filler cap below cockpit left side fuselage made discarded marking pen caps cut proper length Cockpit coaming made leather thong cemented place yes Hot-Stuff pilot carved balsa given three coats sanding sealer Acrylic artists colors available tubes used apply cosmetic touches Moustache optional Goggles bent fine brass wire dipped clear dope make microfilm lenses Flying Check CG before testing 14 strands lubricated 3/16 Sig Contest rubber limp rubber about 28 long hangs out nose about 9 Break rubber carefully using method suggest about 350-400 turns tests enough provide suffi cient power observe balance turn characteristics Maximum turns have tried about 900 model ROGs real istically flies large circles ex tremely stable never causes appre hension Fokker Universal very satisfy ing model favorites Whether build compete just pleasure has plenty offer FF Duration/Mouser continued page 38 Maverick 260 winner US Free Flight Champs available complete kit including machine-cut parts stripwood $1450 Zingo simple good-performing FAI Power model designed especially free flighter wants sample challenging event also good Class B model built required weight FAI competition available partial kit including curved parts machine-cut high-quality balsa does include stripwood fuselage sides plans plans available Carstens Publications $2 price $1200 Mainstay RM product line Ultimate Dragmaster Nordic A-2 towline glider model intended has rather successful serious com petition since its birth 1971 A-2 goes together rather easily Prices various versions Complete kit $2250 fiberglass boom $2750 par tial kit no plans stripwood $1250 double kit including wood two models box set plans $4000 Since entire RM Enterprises occu pies corner spare bedroom might find kits stocked dealers shelves although stocked few dealers cater higher class discriminating competitionoriented clientele above prices postpaid US UPS used possible possible RM will kit Flying Burrito Brother perhaps Hines Blanchard HLG sometime after summer according chief design T Hutchin son Production manager Rosemary Hut chinson states latest RM proto type 3850-gram 512-cm item called Michael Patrick will definitely put production No Non-Cents Strikes Again Now really getting ridiculous Mike Van Gor der Junior won combined Jr/Sr/ Open Pennyplane event SWOFF Indoor Meet Cincinnati November also established new official records both Pennyplane Novice Pennyplane Junior Category III flight time 10086 records displace two pre viously held Marnie Meuser also made No Non-Cents makes 14 records No Non-Cents nine stand currently construction article appeared July 1977 issue product review product review product review Rear Exhaust Muffler Ingenious new muffler fit 29 35 40 rear-exhaust engines reduces noise 10 12 decibels little no power loss Blends proportional volume ex pansion chamber triple reflective tailcone baffles unit effective heat dissipation Machine-cast aluminum weighs 2 oz easily attached two screws Price $1195 announced price rear ex haust mufflers 15 19 80 engines Tatone Products 1209 Geneva Ave San Francisco CA 94112 product review product review product review 94 Model Aviation