Radio C oil rot Giant Scale Bob Beckman IMAA INTERNATIONAL FLY-IN ternational Miniature Aircraft Associations first annual International Fly-in has set September 25 26 27 site Tom Sawyer State Park Louisville KY has fabulous facilities RC flying Louisville RC Club will handling organization operation event assistance IMAA Headquarters way IMAA organization has pro gressed year its around predict annual fly-in will become premier event worldwide Giant Scale activities Dont miss information write International Miniature Aircraft Association Inc 254 Washington St Binghamton NY 13901 Quadra engine tests first installment engine test report published April issue engines tested Quadra thought original models Since Ive touch Quadra factory Trail Manufacturing find ran intermediate version Now thanks Trail will have available three different Quadra models original intermediate factory balanced fly wheel latest version view number Quadras use has decided devote entire installment report three engines addition Dario Brisighella has provided famous overbalanced flywheels will effect making six series test runs little cooperation weather plan get next July issue will also month report RC Giant Scale Toledo PT-19 plans first Quarter Scale designs gain fame especially West Coast Fairchild PT- 19 designed built Jim Foline flown Lee Taylor plans have available some time Ive seen several completed models parts country model designed Quadra time Quadra about engine available version Ive seen Quadra-powered opinion too heavy engine plans say weight 28 builders tell models over upper limit 128 sq ft wing area thats two-anda-half pounds per sq ft wing loading just plain too much engine size Quadra fact plane flies well does proof basic soundness design So what can about either put power build lighter both power hard real stickler scale appearance want keep engine completely inside cowl Both Kawasaki Kioritz would stick Out top side engine inverted Roper best bet As pointed out last month 46 Model Aviation So nearyet far Bob has precious few moments workbench time moreso progress Sparrowhawk slow However major construction work completenow comes lot finishing detail work Jim Folines PT-i g first Giant Scale plansto get wide distribution Model good flier underpowered its Quadra Bob reviews plans month smile Phyllis Hostetlers face shows pride Wendells P-6Ehis latest creation fact shes out 8 weather indicative kind support gives him plane will Toledo plans will available soon takes very little room Quadra dropping thrust line about get everything inside top bottom right-side cowl lines carburetor casting will still come through cowl left side could covered non-scale scale-like air scoop Building lighter helps plane would hard get down lower twenties compromising structural integrity Before talk about lighten lets talk about its built Its built like brick outhouse employs some very clever interesting tech niques plans call out basswood plywood balsa Jim points out instructions spruce can substituted basswood fuselage conventional built-up structure Lite-Ply doubler firewall behind trailing edge Balsa formers sheet stringers fill out shape tail surfaces removeable can real plus big bird wing real showpiece aircraft ForI am suretransportation ease Jim has broken nine-ft wing down three sections center section extends out include landing gear mounts fuselage conventional dowels bolts center sec tion also includes flaps Tip sections complete ailerons plug outboard landing gear secured nylon screws attach ment method rugged secure has source some weight fact feel greatest weight savings can made wing structure first thing would give up advantage three-piece wing admire appreciate Jims design area weight involved high price pay Next would replace solid basswood spars hollow box spars ass spruce 1/32-in ply balsa shear webs would lighter actually stronger solid spars opinion wing would actually easier build would use foam-core board instead balsa ribs partly weight mostly cut total cost wing half wouldnt touch airfoil shapes washoutthats real secret planes performance plans drawn 1978 design three four years old Things have moving fast Giant Scale some Jims cleverest ideas no longer needed example best hinges available time nylon metal-pin type made conventional RC models mounting tabs hinges just arent long enough reach stab structure buried hinge line elevator Jim worked out plywood tab mounting system solves problem nicely costs some weight C B Associates now has hinges available can job extra complication Please dont take comments being nega tive criticism plans well done flight-proven design would recommend beginner experi enced modeler will have no trouble producing successful model suggestions plans available Tay lorcraft Ltd 216 Willow Ave Roseville CA 95678 Price $2800 postpaid East Coast regional fly-in Plans jelling First Annual East Coast Giant Scale Fly-in Ft Meade MD will IMAA AMA sanctioned affair location about halfway between Washington DC Baltimore MD fly-in will hosted Meade Modelers RC Club tentatively October 10 11 Ill give information firm dates planning progresses Engines tested Since first part Big Bangers came out April issue have Continued page 128 SMOOOTH LANDINGS SINGLE GEAR FITS NOSE OR MAIN GEAR .FROM $450 Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature shortfulcrumfor ground hugging ability Caster action Adjustable pressure Easy customize Sizes fit wheels 1 3 ITS SOME CRAP TRAPTANKS NEVER BETTER Double filter means smoother running Watch work its see through heat resistant Teflon barrel Use CT-i between tank & engine Use CT-P between fuel container & tank Youve got try great new filter GLOW PLUG KLIP Fullyassembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks NEVER-R-LEAK fuel tanks never like beforeand never better Now provide FULL TANK SYSTEM boost flight time can fill tank top bubble allows enough room air tubing fitting neatly inside bubble Heres good news up-graded tanks tanks except smaller 4 oz include Klapper-Klunk stiff-arm klunk klunk pick-upschoose own system WARNING Modelers Fly Near Overhead Power Lines P R 0 D U C T S N C 538 DAVISVILLE ROAD OW GROVE PA 19090 215 659-3900 June 1981 47 WW ls Western Front lived again Olean NY last July isthe STARS collection ofWW types Fokker D-Vllls at1/3-scale left 1/4-scale Bristol Scouts right Nieuportto odds No knows sure side helped the Pfalz A-Ill center Dont miss 81 STARS-Spangled Rally July 25-261 Dont LET Quadrarequite job sonesnarwiiiTnisj7 cu engine develops almost 4 hp yet weighs pound over Quadra has power pull Byron Pitts straight upwithout prop reduction also takes no space Quadrait will fit entirely inside cowl Nosen D unexposed stripped chain-saw motor engine manufactured USA miniature aircraft use Comes complete ready run year 100% warranty NOW YOU GET CHOICE BASE 31 ENGINE Ready-to-run excludes features below can purchased separately Machined Balenced Flywheel$1000 Ball Bearing Front Housing$2000 Exhaust Manifold$750 Six Bolt Hub Engine Mount COMPLETE MODIFIED 37 ENGINE Factory Bench-tested includes following HI-CARBON FORGEDONE-PIECE CRANK AND CONNECTING ROD ELECTRONIC IGNITION SIX-BOLT HUB AN6 POSITIONABLE EXHAUSi MANIFOLD BALL-BEARING ON CRANK Both Run Gas Oil Comolete Parts & Service Send hecko MO o w sh pcO 0 UPS Add$400shipping& ee aaog Oeae nqu es n ed HORNER SALSF INC CAPYOUR CLUB LOGO II II Let Know II I\Who Clubi III ers Arel1 II I Good ServicelI Inqu aboutCall Write To3 ou Custom Ill o ntad TtC STOP DOG RTS tOO 4730 5W 75th Ave. 44LlV Miami FL 33155 261 7765 U Great ftC Clubsi Low Minimum Reasonable Prices can remember contestant tried use artists painting Spitfire color authentication rejected Depending upon conditions storage color photos begin changing day printed assuming original exposure proces sing correct also acceptable Some modelers offer proof piece fabric original plane fabric same color originally could modeling faded airplane judges will place great faith scrap fabric comes down modelers ability copy color something however inaccurate give judges opportunity compare large part score derived original plane very likely also changed hue shade its lifetime case desert warplanes change drastic Texture finish also difficult pin down scale ratio plays apart addition degrees gloss also fineness weave fabric roughness paint consider Additional information static judging appears under title Annex pages 104 105 1980-81 AMA rule book Bob Dolly Wischer Rt 1 S-221 Lapham Peak Road Delafield WI 53018 GRUMMAN WIDGEON MR Gs PRODUCTS 1010 Gratiot Box 161 Marysville MI 48040 RC Aerobatics/Van Putte Continued page 43 windy day moved away him faster combination factors probably caused dis orientation through couldnt think fast enough prevent crash airplanes sometimes strange beasts often seems just think step ahead cross us up think up new way crash moral story know engine torque effect ready Ron Van Putte 111 Sleepy Oaks Rd Fort Walton Beac/i FL 32548 RC Giant Scale/Beckman Continued page 47 lot letters asking didnt test other engine What published what room issue its beginning addition Quadra report mentioned above will test report engine can following hand future reports Mag Aero 2 Homelite 16 Evra 19 Husky 20 Husky 23 Kawasaki 315 Roper 19 Later year will looking custom conversions engines 3 6 cu range Correction time both price address wrong P-40 plan review April Price $3300 plus $200 postage Address Mammoth Scale Plans 3351 Pruneridge Ave Santa Clara CA 95051 Bob Beckman 8248 Holly Grove Court Manassas VA 22110 RC Pylon Racing/Hager Continued page 48 Marcos TX Formula races particular interest because little airplanes what copy Formula racing model airplanes Full-size Formula racing really started 1930s during Cleveland National Air Races airplanes like Howard Mike Ike Wittman Chief Oshkosh Bonzo Keith Rider R-4 R-6 Chester Jeep Goon Most machines one-of-a-kind types designed maximum performance eye toward cleanliness design lightness weight rather brute horsepower Thus direct lineage IFM/Formula Racers today same genious creativity innovative design continues today racing class Most machines IFM/Formula Racing individual designs variations designs several accepted types have become ex tremely successful popular such Cassutt Racers Shoestring Racers Owl Racers others class known today began Cleveland National Air Races 1947 refinements class over years since 1947 have phenomenal average speeds top competitors today almost hundred miles hour faster Bill Brennands winning speed first race back 1947 As its predecessors 1930s IFM/Formula Racer today built ground up purpose onlythat all-out performance competition rules class stringent racers must powered engine no 200 Cu displacement 100 hp racers participated events such Thompson Greve Trophy Races 30s much 1000 hp yet todays IFM/ Formula Racers going just about fast did machines bygone era using considerably less horsepower rules class state racers much have fixed nonretractable landing gear must weigh minimum 500 lbs have optimum visibility speedy lightweight racers turn three-mile closed pylon course speeds excess 200 mph making still fastest motor sport world usually built pilots race often constructed steel tube fabric wood wings fiberglass materials some combination of Several over years have also lightweight all-metal construction midget racers usually have wingspan fuselage length somewhere between 15 1 8 feet empty weight between 500 800 lbs Naturally lighter better cases talking some pilots found quite familiar Formula models seem doing some same things doing get speed 128 Model Aviation 380 Dixie Hwy. Reacher II Sll441 Tel 312 9422115 Ultimate El ving Boat The
Edition: Model Aviation - 1981/06
Page Numbers: 46, 47, 128
Radio C oil rot Giant Scale Bob Beckman IMAA INTERNATIONAL FLY-IN ternational Miniature Aircraft Associations first annual International Fly-in has set September 25 26 27 site Tom Sawyer State Park Louisville KY has fabulous facilities RC flying Louisville RC Club will handling organization operation event assistance IMAA Headquarters way IMAA organization has pro gressed year its around predict annual fly-in will become premier event worldwide Giant Scale activities Dont miss information write International Miniature Aircraft Association Inc 254 Washington St Binghamton NY 13901 Quadra engine tests first installment engine test report published April issue engines tested Quadra thought original models Since Ive touch Quadra factory Trail Manufacturing find ran intermediate version Now thanks Trail will have available three different Quadra models original intermediate factory balanced fly wheel latest version view number Quadras use has decided devote entire installment report three engines addition Dario Brisighella has provided famous overbalanced flywheels will effect making six series test runs little cooperation weather plan get next July issue will also month report RC Giant Scale Toledo PT-19 plans first Quarter Scale designs gain fame especially West Coast Fairchild PT- 19 designed built Jim Foline flown Lee Taylor plans have available some time Ive seen several completed models parts country model designed Quadra time Quadra about engine available version Ive seen Quadra-powered opinion too heavy engine plans say weight 28 builders tell models over upper limit 128 sq ft wing area thats two-anda-half pounds per sq ft wing loading just plain too much engine size Quadra fact plane flies well does proof basic soundness design So what can about either put power build lighter both power hard real stickler scale appearance want keep engine completely inside cowl Both Kawasaki Kioritz would stick Out top side engine inverted Roper best bet As pointed out last month 46 Model Aviation So nearyet far Bob has precious few moments workbench time moreso progress Sparrowhawk slow However major construction work completenow comes lot finishing detail work Jim Folines PT-i g first Giant Scale plansto get wide distribution Model good flier underpowered its Quadra Bob reviews plans month smile Phyllis Hostetlers face shows pride Wendells P-6Ehis latest creation fact shes out 8 weather indicative kind support gives him plane will Toledo plans will available soon takes very little room Quadra dropping thrust line about get everything inside top bottom right-side cowl lines carburetor casting will still come through cowl left side could covered non-scale scale-like air scoop Building lighter helps plane would hard get down lower twenties compromising structural integrity Before talk about lighten lets talk about its built Its built like brick outhouse employs some very clever interesting tech niques plans call out basswood plywood balsa Jim points out instructions spruce can substituted basswood fuselage conventional built-up structure Lite-Ply doubler firewall behind trailing edge Balsa formers sheet stringers fill out shape tail surfaces removeable can real plus big bird wing real showpiece aircraft ForI am suretransportation ease Jim has broken nine-ft wing down three sections center section extends out include landing gear mounts fuselage conventional dowels bolts center sec tion also includes flaps Tip sections complete ailerons plug outboard landing gear secured nylon screws attach ment method rugged secure has source some weight fact feel greatest weight savings can made wing structure first thing would give up advantage three-piece wing admire appreciate Jims design area weight involved high price pay Next would replace solid basswood spars hollow box spars ass spruce 1/32-in ply balsa shear webs would lighter actually stronger solid spars opinion wing would actually easier build would use foam-core board instead balsa ribs partly weight mostly cut total cost wing half wouldnt touch airfoil shapes washoutthats real secret planes performance plans drawn 1978 design three four years old Things have moving fast Giant Scale some Jims cleverest ideas no longer needed example best hinges available time nylon metal-pin type made conventional RC models mounting tabs hinges just arent long enough reach stab structure buried hinge line elevator Jim worked out plywood tab mounting system solves problem nicely costs some weight C B Associates now has hinges available can job extra complication Please dont take comments being nega tive criticism plans well done flight-proven design would recommend beginner experi enced modeler will have no trouble producing successful model suggestions plans available Tay lorcraft Ltd 216 Willow Ave Roseville CA 95678 Price $2800 postpaid East Coast regional fly-in Plans jelling First Annual East Coast Giant Scale Fly-in Ft Meade MD will IMAA AMA sanctioned affair location about halfway between Washington DC Baltimore MD fly-in will hosted Meade Modelers RC Club tentatively October 10 11 Ill give information firm dates planning progresses Engines tested Since first part Big Bangers came out April issue have Continued page 128 SMOOOTH LANDINGS SINGLE GEAR FITS NOSE OR MAIN GEAR .FROM $450 Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature shortfulcrumfor ground hugging ability Caster action Adjustable pressure Easy customize Sizes fit wheels 1 3 ITS SOME CRAP TRAPTANKS NEVER BETTER Double filter means smoother running Watch work its see through heat resistant Teflon barrel Use CT-i between tank & engine Use CT-P between fuel container & tank Youve got try great new filter GLOW PLUG KLIP Fullyassembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks NEVER-R-LEAK fuel tanks never like beforeand never better Now provide FULL TANK SYSTEM boost flight time can fill tank top bubble allows enough room air tubing fitting neatly inside bubble Heres good news up-graded tanks tanks except smaller 4 oz include Klapper-Klunk stiff-arm klunk klunk pick-upschoose own system WARNING Modelers Fly Near Overhead Power Lines P R 0 D U C T S N C 538 DAVISVILLE ROAD OW GROVE PA 19090 215 659-3900 June 1981 47 WW ls Western Front lived again Olean NY last July isthe STARS collection ofWW types Fokker D-Vllls at1/3-scale left 1/4-scale Bristol Scouts right Nieuportto odds No knows sure side helped the Pfalz A-Ill center Dont miss 81 STARS-Spangled Rally July 25-261 Dont LET Quadrarequite job sonesnarwiiiTnisj7 cu engine develops almost 4 hp yet weighs pound over Quadra has power pull Byron Pitts straight upwithout prop reduction also takes no space Quadrait will fit entirely inside cowl Nosen D unexposed stripped chain-saw motor engine manufactured USA miniature aircraft use Comes complete ready run year 100% warranty NOW YOU GET CHOICE BASE 31 ENGINE Ready-to-run excludes features below can purchased separately Machined Balenced Flywheel$1000 Ball Bearing Front Housing$2000 Exhaust Manifold$750 Six Bolt Hub Engine Mount COMPLETE MODIFIED 37 ENGINE Factory Bench-tested includes following HI-CARBON FORGEDONE-PIECE CRANK AND CONNECTING ROD ELECTRONIC IGNITION SIX-BOLT HUB AN6 POSITIONABLE EXHAUSi MANIFOLD BALL-BEARING ON CRANK Both Run Gas Oil Comolete Parts & Service Send hecko MO o w sh pcO 0 UPS Add$400shipping& ee aaog Oeae nqu es n ed HORNER SALSF INC CAPYOUR CLUB LOGO II II Let Know II I\Who Clubi III ers Arel1 II I Good ServicelI Inqu aboutCall Write To3 ou Custom Ill o ntad TtC STOP DOG RTS tOO 4730 5W 75th Ave. 44LlV Miami FL 33155 261 7765 U Great ftC Clubsi Low Minimum Reasonable Prices can remember contestant tried use artists painting Spitfire color authentication rejected Depending upon conditions storage color photos begin changing day printed assuming original exposure proces sing correct also acceptable Some modelers offer proof piece fabric original plane fabric same color originally could modeling faded airplane judges will place great faith scrap fabric comes down modelers ability copy color something however inaccurate give judges opportunity compare large part score derived original plane very likely also changed hue shade its lifetime case desert warplanes change drastic Texture finish also difficult pin down scale ratio plays apart addition degrees gloss also fineness weave fabric roughness paint consider Additional information static judging appears under title Annex pages 104 105 1980-81 AMA rule book Bob Dolly Wischer Rt 1 S-221 Lapham Peak Road Delafield WI 53018 GRUMMAN WIDGEON MR Gs PRODUCTS 1010 Gratiot Box 161 Marysville MI 48040 RC Aerobatics/Van Putte Continued page 43 windy day moved away him faster combination factors probably caused dis orientation through couldnt think fast enough prevent crash airplanes sometimes strange beasts often seems just think step ahead cross us up think up new way crash moral story know engine torque effect ready Ron Van Putte 111 Sleepy Oaks Rd Fort Walton Beac/i FL 32548 RC Giant Scale/Beckman Continued page 47 lot letters asking didnt test other engine What published what room issue its beginning addition Quadra report mentioned above will test report engine can following hand future reports Mag Aero 2 Homelite 16 Evra 19 Husky 20 Husky 23 Kawasaki 315 Roper 19 Later year will looking custom conversions engines 3 6 cu range Correction time both price address wrong P-40 plan review April Price $3300 plus $200 postage Address Mammoth Scale Plans 3351 Pruneridge Ave Santa Clara CA 95051 Bob Beckman 8248 Holly Grove Court Manassas VA 22110 RC Pylon Racing/Hager Continued page 48 Marcos TX Formula races particular interest because little airplanes what copy Formula racing model airplanes Full-size Formula racing really started 1930s during Cleveland National Air Races airplanes like Howard Mike Ike Wittman Chief Oshkosh Bonzo Keith Rider R-4 R-6 Chester Jeep Goon Most machines one-of-a-kind types designed maximum performance eye toward cleanliness design lightness weight rather brute horsepower Thus direct lineage IFM/Formula Racers today same genious creativity innovative design continues today racing class Most machines IFM/Formula Racing individual designs variations designs several accepted types have become ex tremely successful popular such Cassutt Racers Shoestring Racers Owl Racers others class known today began Cleveland National Air Races 1947 refinements class over years since 1947 have phenomenal average speeds top competitors today almost hundred miles hour faster Bill Brennands winning speed first race back 1947 As its predecessors 1930s IFM/Formula Racer today built ground up purpose onlythat all-out performance competition rules class stringent racers must powered engine no 200 Cu displacement 100 hp racers participated events such Thompson Greve Trophy Races 30s much 1000 hp yet todays IFM/ Formula Racers going just about fast did machines bygone era using considerably less horsepower rules class state racers much have fixed nonretractable landing gear must weigh minimum 500 lbs have optimum visibility speedy lightweight racers turn three-mile closed pylon course speeds excess 200 mph making still fastest motor sport world usually built pilots race often constructed steel tube fabric wood wings fiberglass materials some combination of Several over years have also lightweight all-metal construction midget racers usually have wingspan fuselage length somewhere between 15 1 8 feet empty weight between 500 800 lbs Naturally lighter better cases talking some pilots found quite familiar Formula models seem doing some same things doing get speed 128 Model Aviation 380 Dixie Hwy. Reacher II Sll441 Tel 312 9422115 Ultimate El ving Boat The
Edition: Model Aviation - 1981/06
Page Numbers: 46, 47, 128
Radio C oil rot Giant Scale Bob Beckman IMAA INTERNATIONAL FLY-IN ternational Miniature Aircraft Associations first annual International Fly-in has set September 25 26 27 site Tom Sawyer State Park Louisville KY has fabulous facilities RC flying Louisville RC Club will handling organization operation event assistance IMAA Headquarters way IMAA organization has pro gressed year its around predict annual fly-in will become premier event worldwide Giant Scale activities Dont miss information write International Miniature Aircraft Association Inc 254 Washington St Binghamton NY 13901 Quadra engine tests first installment engine test report published April issue engines tested Quadra thought original models Since Ive touch Quadra factory Trail Manufacturing find ran intermediate version Now thanks Trail will have available three different Quadra models original intermediate factory balanced fly wheel latest version view number Quadras use has decided devote entire installment report three engines addition Dario Brisighella has provided famous overbalanced flywheels will effect making six series test runs little cooperation weather plan get next July issue will also month report RC Giant Scale Toledo PT-19 plans first Quarter Scale designs gain fame especially West Coast Fairchild PT- 19 designed built Jim Foline flown Lee Taylor plans have available some time Ive seen several completed models parts country model designed Quadra time Quadra about engine available version Ive seen Quadra-powered opinion too heavy engine plans say weight 28 builders tell models over upper limit 128 sq ft wing area thats two-anda-half pounds per sq ft wing loading just plain too much engine size Quadra fact plane flies well does proof basic soundness design So what can about either put power build lighter both power hard real stickler scale appearance want keep engine completely inside cowl Both Kawasaki Kioritz would stick Out top side engine inverted Roper best bet As pointed out last month 46 Model Aviation So nearyet far Bob has precious few moments workbench time moreso progress Sparrowhawk slow However major construction work completenow comes lot finishing detail work Jim Folines PT-i g first Giant Scale plansto get wide distribution Model good flier underpowered its Quadra Bob reviews plans month smile Phyllis Hostetlers face shows pride Wendells P-6Ehis latest creation fact shes out 8 weather indicative kind support gives him plane will Toledo plans will available soon takes very little room Quadra dropping thrust line about get everything inside top bottom right-side cowl lines carburetor casting will still come through cowl left side could covered non-scale scale-like air scoop Building lighter helps plane would hard get down lower twenties compromising structural integrity Before talk about lighten lets talk about its built Its built like brick outhouse employs some very clever interesting tech niques plans call out basswood plywood balsa Jim points out instructions spruce can substituted basswood fuselage conventional built-up structure Lite-Ply doubler firewall behind trailing edge Balsa formers sheet stringers fill out shape tail surfaces removeable can real plus big bird wing real showpiece aircraft ForI am suretransportation ease Jim has broken nine-ft wing down three sections center section extends out include landing gear mounts fuselage conventional dowels bolts center sec tion also includes flaps Tip sections complete ailerons plug outboard landing gear secured nylon screws attach ment method rugged secure has source some weight fact feel greatest weight savings can made wing structure first thing would give up advantage three-piece wing admire appreciate Jims design area weight involved high price pay Next would replace solid basswood spars hollow box spars ass spruce 1/32-in ply balsa shear webs would lighter actually stronger solid spars opinion wing would actually easier build would use foam-core board instead balsa ribs partly weight mostly cut total cost wing half wouldnt touch airfoil shapes washoutthats real secret planes performance plans drawn 1978 design three four years old Things have moving fast Giant Scale some Jims cleverest ideas no longer needed example best hinges available time nylon metal-pin type made conventional RC models mounting tabs hinges just arent long enough reach stab structure buried hinge line elevator Jim worked out plywood tab mounting system solves problem nicely costs some weight C B Associates now has hinges available can job extra complication Please dont take comments being nega tive criticism plans well done flight-proven design would recommend beginner experi enced modeler will have no trouble producing successful model suggestions plans available Tay lorcraft Ltd 216 Willow Ave Roseville CA 95678 Price $2800 postpaid East Coast regional fly-in Plans jelling First Annual East Coast Giant Scale Fly-in Ft Meade MD will IMAA AMA sanctioned affair location about halfway between Washington DC Baltimore MD fly-in will hosted Meade Modelers RC Club tentatively October 10 11 Ill give information firm dates planning progresses Engines tested Since first part Big Bangers came out April issue have Continued page 128 SMOOOTH LANDINGS SINGLE GEAR FITS NOSE OR MAIN GEAR .FROM $450 Strong lightweight REALISTIC landing gears eliminate erratic vi bration feature shortfulcrumfor ground hugging ability Caster action Adjustable pressure Easy customize Sizes fit wheels 1 3 ITS SOME CRAP TRAPTANKS NEVER BETTER Double filter means smoother running Watch work its see through heat resistant Teflon barrel Use CT-i between tank & engine Use CT-P between fuel container & tank Youve got try great new filter GLOW PLUG KLIP Fullyassembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks NEVER-R-LEAK fuel tanks never like beforeand never better Now provide FULL TANK SYSTEM boost flight time can fill tank top bubble allows enough room air tubing fitting neatly inside bubble Heres good news up-graded tanks tanks except smaller 4 oz include Klapper-Klunk stiff-arm klunk klunk pick-upschoose own system WARNING Modelers Fly Near Overhead Power Lines P R 0 D U C T S N C 538 DAVISVILLE ROAD OW GROVE PA 19090 215 659-3900 June 1981 47 WW ls Western Front lived again Olean NY last July isthe STARS collection ofWW types Fokker D-Vllls at1/3-scale left 1/4-scale Bristol Scouts right Nieuportto odds No knows sure side helped the Pfalz A-Ill center Dont miss 81 STARS-Spangled Rally July 25-261 Dont LET Quadrarequite job sonesnarwiiiTnisj7 cu engine develops almost 4 hp yet weighs pound over Quadra has power pull Byron Pitts straight upwithout prop reduction also takes no space Quadrait will fit entirely inside cowl Nosen D unexposed stripped chain-saw motor engine manufactured USA miniature aircraft use Comes complete ready run year 100% warranty NOW YOU GET CHOICE BASE 31 ENGINE Ready-to-run excludes features below can purchased separately Machined Balenced Flywheel$1000 Ball Bearing Front Housing$2000 Exhaust Manifold$750 Six Bolt Hub Engine Mount COMPLETE MODIFIED 37 ENGINE Factory Bench-tested includes following HI-CARBON FORGEDONE-PIECE CRANK AND CONNECTING ROD ELECTRONIC IGNITION SIX-BOLT HUB AN6 POSITIONABLE EXHAUSi MANIFOLD BALL-BEARING ON CRANK Both Run Gas Oil Comolete Parts & Service Send hecko MO o w sh pcO 0 UPS Add$400shipping& ee aaog Oeae nqu es n ed HORNER SALSF INC CAPYOUR CLUB LOGO II II Let Know II I\Who Clubi III ers Arel1 II I Good ServicelI Inqu aboutCall Write To3 ou Custom Ill o ntad TtC STOP DOG RTS tOO 4730 5W 75th Ave. 44LlV Miami FL 33155 261 7765 U Great ftC Clubsi Low Minimum Reasonable Prices can remember contestant tried use artists painting Spitfire color authentication rejected Depending upon conditions storage color photos begin changing day printed assuming original exposure proces sing correct also acceptable Some modelers offer proof piece fabric original plane fabric same color originally could modeling faded airplane judges will place great faith scrap fabric comes down modelers ability copy color something however inaccurate give judges opportunity compare large part score derived original plane very likely also changed hue shade its lifetime case desert warplanes change drastic Texture finish also difficult pin down scale ratio plays apart addition degrees gloss also fineness weave fabric roughness paint consider Additional information static judging appears under title Annex pages 104 105 1980-81 AMA rule book Bob Dolly Wischer Rt 1 S-221 Lapham Peak Road Delafield WI 53018 GRUMMAN WIDGEON MR Gs PRODUCTS 1010 Gratiot Box 161 Marysville MI 48040 RC Aerobatics/Van Putte Continued page 43 windy day moved away him faster combination factors probably caused dis orientation through couldnt think fast enough prevent crash airplanes sometimes strange beasts often seems just think step ahead cross us up think up new way crash moral story know engine torque effect ready Ron Van Putte 111 Sleepy Oaks Rd Fort Walton Beac/i FL 32548 RC Giant Scale/Beckman Continued page 47 lot letters asking didnt test other engine What published what room issue its beginning addition Quadra report mentioned above will test report engine can following hand future reports Mag Aero 2 Homelite 16 Evra 19 Husky 20 Husky 23 Kawasaki 315 Roper 19 Later year will looking custom conversions engines 3 6 cu range Correction time both price address wrong P-40 plan review April Price $3300 plus $200 postage Address Mammoth Scale Plans 3351 Pruneridge Ave Santa Clara CA 95051 Bob Beckman 8248 Holly Grove Court Manassas VA 22110 RC Pylon Racing/Hager Continued page 48 Marcos TX Formula races particular interest because little airplanes what copy Formula racing model airplanes Full-size Formula racing really started 1930s during Cleveland National Air Races airplanes like Howard Mike Ike Wittman Chief Oshkosh Bonzo Keith Rider R-4 R-6 Chester Jeep Goon Most machines one-of-a-kind types designed maximum performance eye toward cleanliness design lightness weight rather brute horsepower Thus direct lineage IFM/Formula Racers today same genious creativity innovative design continues today racing class Most machines IFM/Formula Racing individual designs variations designs several accepted types have become ex tremely successful popular such Cassutt Racers Shoestring Racers Owl Racers others class known today began Cleveland National Air Races 1947 refinements class over years since 1947 have phenomenal average speeds top competitors today almost hundred miles hour faster Bill Brennands winning speed first race back 1947 As its predecessors 1930s IFM/Formula Racer today built ground up purpose onlythat all-out performance competition rules class stringent racers must powered engine no 200 Cu displacement 100 hp racers participated events such Thompson Greve Trophy Races 30s much 1000 hp yet todays IFM/ Formula Racers going just about fast did machines bygone era using considerably less horsepower rules class state racers much have fixed nonretractable landing gear must weigh minimum 500 lbs have optimum visibility speedy lightweight racers turn three-mile closed pylon course speeds excess 200 mph making still fastest motor sport world usually built pilots race often constructed steel tube fabric wood wings fiberglass materials some combination of Several over years have also lightweight all-metal construction midget racers usually have wingspan fuselage length somewhere between 15 1 8 feet empty weight between 500 800 lbs Naturally lighter better cases talking some pilots found quite familiar Formula models seem doing some same things doing get speed 128 Model Aviation 380 Dixie Hwy. Reacher II Sll441 Tel 312 9422115 Ultimate El ving Boat The