COMBAT Charlie Johnson IVE quite few requests lately say something about Combat models cheaper less fragile larger models event flown around country unofficial event Nationals havent lot experience As Ill pass what Ive learned people like Rich Lopez Dan Rutherford Dale Kim etc Dan Rutherford sent entire model com plete engine tank about three years ago Used have people lined up see could fly entire flight prefers have very sensitive model makes fun fly could see model Id trouble time tried past have think small terms accessories Lightweight leadouts handle de signed above have use steel lines want have feel model basics 1 TD engine stock OK 2 Kustom Kraftsmanship needle assembly 3 5-3 prop nylon OK lots revs 4 Lines 012 35 feet 5 30% nitro fuel Cox Red Can equivalent 6 Surgical tubing tank Theres nothing wrong using stock TD event although want real killer can opt hot rod Kustom Krafts manship addresses end article motors Joe Klause sets up have better fit slightly modified ports power check $3550 Kustom Kraftsmanship will get Stock Number 102 customized TD 049 youre ordering things will need 128 thread-per-inch needle valve assembly lists $475 Stock Number 174 Running TD bladder pressure fine assemblies going ruin day get out TD need decent prop about 30% nitro fuel prop easy since Tornado 5-3 works just fine very inexpensive Props other manufacturers work well too remember comparing props should have streamer model during testing dont want mix own fuel can buy Cox Red Can its equivalent Ive heard hundred recommended brews over years Ive tried few have good luck commercial fuels especially Nitrotanes fuel few mixtures tinker 30% nitromethane 15% Klotz oil 5% castor oil 50% methanol 20% total oil content reduced 15% some brews NPG substituted Klotz BlendsHeres basic 1/2A Combat ship Wing has foam leading edge wood spars back Take good look venturia piece surgical tubing placed tubing folds over ground impact keeping dirt Out carb Clever used place castor Klotz 70% nitro 20% propylene oxide 10% poly oxide oil mixture real nasty medicine best left guys flying speed racing think stick 30% nitro youll satisfied although think 15% total oil plenty Ive heard lot guys swear lot less little youre blowing plugs motors youd best knock off chemistry buy some commercial fuel before spend weeks allowance plugs motors cheapest way go lines buy set 012 70 foot linespreferably ends made up cheaper way standard around country seems 35 foot lines can make two sets 012s plenty strong should last through matches wouldnt recommend going smaller because maintenance problems above dont use dacron lines Along proper lines comes leadouts model light weight0 18 leadouts cut old set Fast Combat lines perfect need 01 8s handle end too regular leadouts first plane problems because As dont pull enough straighten out heavy lead40 Model Aviation Get ready MIUS Lawrence right fills lanK nicn LOP6Z works engine Pete Athans spiffed up tuxedo T-shirt watches oig hA 10 Combat model little 020 Note mat little ones wing made cutoff tips wing panels big plane Nothing wasted outs handle narrow line spacing very good idea since belicrank youll probably use 1 -2 wide conventional handle will give hair trigger control already use surgical tubing tanks youll already designing appropriate compartment models havent tried sort arrangement Id suggest giving up hard tanks least Tie knot end surgical tubing cut off enough length knotted end will end bladder tube open end will reach needle valve Train bladder fill knotted end forcing some fuel syringe keep hand around tube towards open end Just leave some fuel air tube minute will always expand knotted end Flying isnt different larger models although need mini-sized streamers narrower better s what people run wet flying field happens raining can always use some tape cassette Once awhile tape becomes wound around crankshaft rather breaking off just unwind tape go again Ive found become less afraid crashing ground op ponent since seldom damage cant fixed easily flew combat using reed valve engines Id sometimes crash land rather give up cut since pit crew could get back up instantly Try let part carry over Fast Slow FAI because break otyou going Nationals will at event held after Junior Senior Fast Combat Thursday August 14 1980 know have memorized rule book now Id like make few sugges tions Try Slow Combat nylon 10-6 props Continued page 120 best now better Fusite has improved its GloBee racing plugs de veloping new alloy almost twice strong 20000 F alloy used its original spiral glow element Ad vanced glass technology refined pro duction techniques have combined new alloy greater plug con sistency under difficult contest conditions racing plug Because racing makes toughest demands plug per formance Fusite has concentrated model other plug models have benefitted attention special interest flyers fact GloBee plugs have absolute leakproof seala hermetic* bond between glass metal pin plug body Other glow plug manufacturersemploy organic fiber gaskets depend mechanical pressure sealing tend oxidize during engine operation subsequently leak GloBees permanent glass-tometal bond affords positive protection against plug seal blowouts lost compres sion resultant burned-up engines make best better Because nothing too good champion ship line winners fly GbBees Because GloDee plugs put sting engine Fusile GloBee products now manufactured available Twinn-K Inc Send S 100 price list technical information l9loBee Products OHIO SUPERSTAR MODEL PRODUCTS INC 5630 Cherokee Drive canton UM 44IU September 1980 41 plugs improved last longer under high stress conditions man ow ~-just nanale mans worn out trom whipping planes through turns Fix up epoxying blind mounting nut run lines through redo end ioops Patnnt annhlAd tnr Twinn-K Inc PO Box 31228 IndianaDolis Indiana 46231 S NEW ZLIN Z5OL AEROBATIC QUARTER SCALE MODEL ENGINE 90 WINGSPAN 80 CONSTRUCTION Foam Wing a Fuselage Tail WING AREA 1122 sq FLYING WEIGHT 10 11 lbs Fiberglas Cowl 3/16 Aluminium Landing Gear ZONA SAWS famous line hobby saws Razor #200 $190 $165 #1*345 Replacement blades available dealer F Model Supply PO Box 3957 Toerance CA 90510 USA effectiveness fin increased because additional length its leading edge Entry exit removable door left-hand side windscreen could jettisoned flight both seat rudder pedals adjustable inverted v-i 2 overhead-valve engine special version aircooled supercharged 19-litre Renault 613 produced 900 hp 300 m 1000 ft Basically similar 450-hp Renault 12R-01 powered C714 fighter special engines compression ratio increased 640 725 its manifold pressure 323 496 inches mercury thus boosting nominal rpm 2500 3000 Propeller shaft forward crankcase extended some 10 cm 4 allow superior streamlining nose improved intake engine cooling duct Formed magnesium-alloy panels made up engine cowling Carburetor feed ducted bottom single intake cooling air carefully baffled ensure cooling cylinders discharged beneath fuselage through large louvre flank Steamlined exhausts chrome-molybdenum steel oil cooler almost half large again C712 made up two closespaced skins riveted together fitted underside rear fuselage magnesium fuel tank 206 litres 45 gallons capacity situ ated behind engine firewall 345 litre 76 gallons oil tank fitted behind pilots seat three-bladed Ratier propeller early form constant speed unit already fitted modified C7 12 Blade pitch could varied 300 45 0 controlled reversible electric motor connected throttle control centrifugal regulator altered blade angle opposition changes engine speed NEWIkE FliqilT LiNE Box Perfect competitor Small light yet big enough -12 volt battery power panel starter extra props plugs much Assembled Finished $995 Complete starter panel battery$7185 Also CL specialized accessories Send 254 info ThePO Box 4981 Pike Fiht Lancaster PA 17604 ivX phone 717 29P2136 Exhaustive wind tunnel tests carried out January 1939 Eiffel Laboratory using 1/10th scale models complete aircraft wing alone known performance C460 basis taking account relative propeller efficiencies propeller/aircraft interference cooling drag possible calculate considerable accuracy both level flight climb performance shown table below success denied C714R highly qualified group under Marcel Riffard created protracted delays due manpower shortages military production well great care lavished surface finish engine development help up completion until war Germany inevitable ideas record attempt abandoned C7 14R did fly reach Istres German forces approached Paris June 1940 hidden ample cellars Renault building Champs-Elysees survived occupation undetected Following liberation Paris 1944 C714R displayed aviation exhibition held Velodrome dHiver sports stadium falsely represented product re-emerging French aviation industry Its immaculate clear lacquer covered familiar greyish mid-blue Caudron Coupe Deutsch machines later repainted darker saturated shade resembling midnight blue Detroyats C460 C7 1 4R placed permanent display Musee de lAir Chalais-Meudon remained until recentfy being added present display le Bourget Its rudder still bravely bears blue white red tricolor France legend C7 14R / Avions Caudron Before being displayed Le Bourget during Paris Salon 1971 name RIFFARD added fitting belated tribute genius man drive initiative made name Caudron synonymous speed author gratefully acknowledges patient cooperation Monsieur Georges Otfinovsky well help Conservateur staff Musee de lAir preparing article scale drawing CL Combat/Johnson continued page 41 5% nitro fuel contest management supplied fuel little dye FAI has gained popularity local level using airplane set lines Also adopting least first round losers bracket FAI nice touch dont have time full double elimination system about least first round losers bracket Nats year remember last year against changed minds after first round Right SB Send orders Kustom Kraftsmanship PO Box 2699 Laguna Hills CA 92653 KK pays postage items sent within USA California residents pay additional 6% sales tax Mini mum order $500 Id send catalogs first send self-addressed envelope just cant wait heres some stuff youll need Stock No 102 New TD customized $3550 Stock No 104 New TD larger venturi $3595 Stock No 174 Custom TD Fine thread needle valve assembly $475 Stock No 170 Piston/Rod reset tool $295 Stock No 510 Universal Custom Needle valve $475 fits Rossi Tigre 15 Piston/rod reset tool absolute must youre going run TD very much Complete instructions come handy device Charlie Johnson 3716 Ingraham St San Diego CA 92109 FF Sport/Scale/Warner continued page 49 Xerox copy 1% larger original plan can slice inside black lines no great penalty have sand em off before applying translucent tissue covering Retracting gear rubber jobs has long dream bored-with-it-all modelers Imagine being first kid block pull up wheels takeoff Joe Ott Spitfire Well Nick DeCarlis Gainesville FL has picked up Tomy Mini-Bath-tubbie motor idea kicked around among free fighters lot after FF Liar newsletter suggested its use HLG dethermalizers Nick uses spinning arm little balsa flag end slow down toy motor As unwinds pays out thread holds gear extended position Rubberband tension provides power pull gear up hold tailskid trigger start going via 1/16 sq pushrod Nick reports about 8second retract time should prove really great see test bed Keith Ryder racer gear retracting straight back sim plicity Bostonian West new class planes 16 max span 14 max length 6 max prop dia windows 3 max chord enclosing box 1 x 2 x 3 main characteristic 120 Model Aviation REPUBLIC SEABEE s PRODUCTS 1100 Michigan Box 161 Maryaville MI 48040 Wing Span 70 Complete Hardware Epoxy Glass Retractable Gear 40 Powered Factors
Edition: Model Aviation - 1980/09
Page Numbers: 40, 41, 120
COMBAT Charlie Johnson IVE quite few requests lately say something about Combat models cheaper less fragile larger models event flown around country unofficial event Nationals havent lot experience As Ill pass what Ive learned people like Rich Lopez Dan Rutherford Dale Kim etc Dan Rutherford sent entire model com plete engine tank about three years ago Used have people lined up see could fly entire flight prefers have very sensitive model makes fun fly could see model Id trouble time tried past have think small terms accessories Lightweight leadouts handle de signed above have use steel lines want have feel model basics 1 TD engine stock OK 2 Kustom Kraftsmanship needle assembly 3 5-3 prop nylon OK lots revs 4 Lines 012 35 feet 5 30% nitro fuel Cox Red Can equivalent 6 Surgical tubing tank Theres nothing wrong using stock TD event although want real killer can opt hot rod Kustom Krafts manship addresses end article motors Joe Klause sets up have better fit slightly modified ports power check $3550 Kustom Kraftsmanship will get Stock Number 102 customized TD 049 youre ordering things will need 128 thread-per-inch needle valve assembly lists $475 Stock Number 174 Running TD bladder pressure fine assemblies going ruin day get out TD need decent prop about 30% nitro fuel prop easy since Tornado 5-3 works just fine very inexpensive Props other manufacturers work well too remember comparing props should have streamer model during testing dont want mix own fuel can buy Cox Red Can its equivalent Ive heard hundred recommended brews over years Ive tried few have good luck commercial fuels especially Nitrotanes fuel few mixtures tinker 30% nitromethane 15% Klotz oil 5% castor oil 50% methanol 20% total oil content reduced 15% some brews NPG substituted Klotz BlendsHeres basic 1/2A Combat ship Wing has foam leading edge wood spars back Take good look venturia piece surgical tubing placed tubing folds over ground impact keeping dirt Out carb Clever used place castor Klotz 70% nitro 20% propylene oxide 10% poly oxide oil mixture real nasty medicine best left guys flying speed racing think stick 30% nitro youll satisfied although think 15% total oil plenty Ive heard lot guys swear lot less little youre blowing plugs motors youd best knock off chemistry buy some commercial fuel before spend weeks allowance plugs motors cheapest way go lines buy set 012 70 foot linespreferably ends made up cheaper way standard around country seems 35 foot lines can make two sets 012s plenty strong should last through matches wouldnt recommend going smaller because maintenance problems above dont use dacron lines Along proper lines comes leadouts model light weight0 18 leadouts cut old set Fast Combat lines perfect need 01 8s handle end too regular leadouts first plane problems because As dont pull enough straighten out heavy lead40 Model Aviation Get ready MIUS Lawrence right fills lanK nicn LOP6Z works engine Pete Athans spiffed up tuxedo T-shirt watches oig hA 10 Combat model little 020 Note mat little ones wing made cutoff tips wing panels big plane Nothing wasted outs handle narrow line spacing very good idea since belicrank youll probably use 1 -2 wide conventional handle will give hair trigger control already use surgical tubing tanks youll already designing appropriate compartment models havent tried sort arrangement Id suggest giving up hard tanks least Tie knot end surgical tubing cut off enough length knotted end will end bladder tube open end will reach needle valve Train bladder fill knotted end forcing some fuel syringe keep hand around tube towards open end Just leave some fuel air tube minute will always expand knotted end Flying isnt different larger models although need mini-sized streamers narrower better s what people run wet flying field happens raining can always use some tape cassette Once awhile tape becomes wound around crankshaft rather breaking off just unwind tape go again Ive found become less afraid crashing ground op ponent since seldom damage cant fixed easily flew combat using reed valve engines Id sometimes crash land rather give up cut since pit crew could get back up instantly Try let part carry over Fast Slow FAI because break otyou going Nationals will at event held after Junior Senior Fast Combat Thursday August 14 1980 know have memorized rule book now Id like make few sugges tions Try Slow Combat nylon 10-6 props Continued page 120 best now better Fusite has improved its GloBee racing plugs de veloping new alloy almost twice strong 20000 F alloy used its original spiral glow element Ad vanced glass technology refined pro duction techniques have combined new alloy greater plug con sistency under difficult contest conditions racing plug Because racing makes toughest demands plug per formance Fusite has concentrated model other plug models have benefitted attention special interest flyers fact GloBee plugs have absolute leakproof seala hermetic* bond between glass metal pin plug body Other glow plug manufacturersemploy organic fiber gaskets depend mechanical pressure sealing tend oxidize during engine operation subsequently leak GloBees permanent glass-tometal bond affords positive protection against plug seal blowouts lost compres sion resultant burned-up engines make best better Because nothing too good champion ship line winners fly GbBees Because GloDee plugs put sting engine Fusile GloBee products now manufactured available Twinn-K Inc Send S 100 price list technical information l9loBee Products OHIO SUPERSTAR MODEL PRODUCTS INC 5630 Cherokee Drive canton UM 44IU September 1980 41 plugs improved last longer under high stress conditions man ow ~-just nanale mans worn out trom whipping planes through turns Fix up epoxying blind mounting nut run lines through redo end ioops Patnnt annhlAd tnr Twinn-K Inc PO Box 31228 IndianaDolis Indiana 46231 S NEW ZLIN Z5OL AEROBATIC QUARTER SCALE MODEL ENGINE 90 WINGSPAN 80 CONSTRUCTION Foam Wing a Fuselage Tail WING AREA 1122 sq FLYING WEIGHT 10 11 lbs Fiberglas Cowl 3/16 Aluminium Landing Gear ZONA SAWS famous line hobby saws Razor #200 $190 $165 #1*345 Replacement blades available dealer F Model Supply PO Box 3957 Toerance CA 90510 USA effectiveness fin increased because additional length its leading edge Entry exit removable door left-hand side windscreen could jettisoned flight both seat rudder pedals adjustable inverted v-i 2 overhead-valve engine special version aircooled supercharged 19-litre Renault 613 produced 900 hp 300 m 1000 ft Basically similar 450-hp Renault 12R-01 powered C714 fighter special engines compression ratio increased 640 725 its manifold pressure 323 496 inches mercury thus boosting nominal rpm 2500 3000 Propeller shaft forward crankcase extended some 10 cm 4 allow superior streamlining nose improved intake engine cooling duct Formed magnesium-alloy panels made up engine cowling Carburetor feed ducted bottom single intake cooling air carefully baffled ensure cooling cylinders discharged beneath fuselage through large louvre flank Steamlined exhausts chrome-molybdenum steel oil cooler almost half large again C712 made up two closespaced skins riveted together fitted underside rear fuselage magnesium fuel tank 206 litres 45 gallons capacity situ ated behind engine firewall 345 litre 76 gallons oil tank fitted behind pilots seat three-bladed Ratier propeller early form constant speed unit already fitted modified C7 12 Blade pitch could varied 300 45 0 controlled reversible electric motor connected throttle control centrifugal regulator altered blade angle opposition changes engine speed NEWIkE FliqilT LiNE Box Perfect competitor Small light yet big enough -12 volt battery power panel starter extra props plugs much Assembled Finished $995 Complete starter panel battery$7185 Also CL specialized accessories Send 254 info ThePO Box 4981 Pike Fiht Lancaster PA 17604 ivX phone 717 29P2136 Exhaustive wind tunnel tests carried out January 1939 Eiffel Laboratory using 1/10th scale models complete aircraft wing alone known performance C460 basis taking account relative propeller efficiencies propeller/aircraft interference cooling drag possible calculate considerable accuracy both level flight climb performance shown table below success denied C714R highly qualified group under Marcel Riffard created protracted delays due manpower shortages military production well great care lavished surface finish engine development help up completion until war Germany inevitable ideas record attempt abandoned C7 14R did fly reach Istres German forces approached Paris June 1940 hidden ample cellars Renault building Champs-Elysees survived occupation undetected Following liberation Paris 1944 C714R displayed aviation exhibition held Velodrome dHiver sports stadium falsely represented product re-emerging French aviation industry Its immaculate clear lacquer covered familiar greyish mid-blue Caudron Coupe Deutsch machines later repainted darker saturated shade resembling midnight blue Detroyats C460 C7 1 4R placed permanent display Musee de lAir Chalais-Meudon remained until recentfy being added present display le Bourget Its rudder still bravely bears blue white red tricolor France legend C7 14R / Avions Caudron Before being displayed Le Bourget during Paris Salon 1971 name RIFFARD added fitting belated tribute genius man drive initiative made name Caudron synonymous speed author gratefully acknowledges patient cooperation Monsieur Georges Otfinovsky well help Conservateur staff Musee de lAir preparing article scale drawing CL Combat/Johnson continued page 41 5% nitro fuel contest management supplied fuel little dye FAI has gained popularity local level using airplane set lines Also adopting least first round losers bracket FAI nice touch dont have time full double elimination system about least first round losers bracket Nats year remember last year against changed minds after first round Right SB Send orders Kustom Kraftsmanship PO Box 2699 Laguna Hills CA 92653 KK pays postage items sent within USA California residents pay additional 6% sales tax Mini mum order $500 Id send catalogs first send self-addressed envelope just cant wait heres some stuff youll need Stock No 102 New TD customized $3550 Stock No 104 New TD larger venturi $3595 Stock No 174 Custom TD Fine thread needle valve assembly $475 Stock No 170 Piston/Rod reset tool $295 Stock No 510 Universal Custom Needle valve $475 fits Rossi Tigre 15 Piston/rod reset tool absolute must youre going run TD very much Complete instructions come handy device Charlie Johnson 3716 Ingraham St San Diego CA 92109 FF Sport/Scale/Warner continued page 49 Xerox copy 1% larger original plan can slice inside black lines no great penalty have sand em off before applying translucent tissue covering Retracting gear rubber jobs has long dream bored-with-it-all modelers Imagine being first kid block pull up wheels takeoff Joe Ott Spitfire Well Nick DeCarlis Gainesville FL has picked up Tomy Mini-Bath-tubbie motor idea kicked around among free fighters lot after FF Liar newsletter suggested its use HLG dethermalizers Nick uses spinning arm little balsa flag end slow down toy motor As unwinds pays out thread holds gear extended position Rubberband tension provides power pull gear up hold tailskid trigger start going via 1/16 sq pushrod Nick reports about 8second retract time should prove really great see test bed Keith Ryder racer gear retracting straight back sim plicity Bostonian West new class planes 16 max span 14 max length 6 max prop dia windows 3 max chord enclosing box 1 x 2 x 3 main characteristic 120 Model Aviation REPUBLIC SEABEE s PRODUCTS 1100 Michigan Box 161 Maryaville MI 48040 Wing Span 70 Complete Hardware Epoxy Glass Retractable Gear 40 Powered Factors
Edition: Model Aviation - 1980/09
Page Numbers: 40, 41, 120
COMBAT Charlie Johnson IVE quite few requests lately say something about Combat models cheaper less fragile larger models event flown around country unofficial event Nationals havent lot experience As Ill pass what Ive learned people like Rich Lopez Dan Rutherford Dale Kim etc Dan Rutherford sent entire model com plete engine tank about three years ago Used have people lined up see could fly entire flight prefers have very sensitive model makes fun fly could see model Id trouble time tried past have think small terms accessories Lightweight leadouts handle de signed above have use steel lines want have feel model basics 1 TD engine stock OK 2 Kustom Kraftsmanship needle assembly 3 5-3 prop nylon OK lots revs 4 Lines 012 35 feet 5 30% nitro fuel Cox Red Can equivalent 6 Surgical tubing tank Theres nothing wrong using stock TD event although want real killer can opt hot rod Kustom Krafts manship addresses end article motors Joe Klause sets up have better fit slightly modified ports power check $3550 Kustom Kraftsmanship will get Stock Number 102 customized TD 049 youre ordering things will need 128 thread-per-inch needle valve assembly lists $475 Stock Number 174 Running TD bladder pressure fine assemblies going ruin day get out TD need decent prop about 30% nitro fuel prop easy since Tornado 5-3 works just fine very inexpensive Props other manufacturers work well too remember comparing props should have streamer model during testing dont want mix own fuel can buy Cox Red Can its equivalent Ive heard hundred recommended brews over years Ive tried few have good luck commercial fuels especially Nitrotanes fuel few mixtures tinker 30% nitromethane 15% Klotz oil 5% castor oil 50% methanol 20% total oil content reduced 15% some brews NPG substituted Klotz BlendsHeres basic 1/2A Combat ship Wing has foam leading edge wood spars back Take good look venturia piece surgical tubing placed tubing folds over ground impact keeping dirt Out carb Clever used place castor Klotz 70% nitro 20% propylene oxide 10% poly oxide oil mixture real nasty medicine best left guys flying speed racing think stick 30% nitro youll satisfied although think 15% total oil plenty Ive heard lot guys swear lot less little youre blowing plugs motors youd best knock off chemistry buy some commercial fuel before spend weeks allowance plugs motors cheapest way go lines buy set 012 70 foot linespreferably ends made up cheaper way standard around country seems 35 foot lines can make two sets 012s plenty strong should last through matches wouldnt recommend going smaller because maintenance problems above dont use dacron lines Along proper lines comes leadouts model light weight0 18 leadouts cut old set Fast Combat lines perfect need 01 8s handle end too regular leadouts first plane problems because As dont pull enough straighten out heavy lead40 Model Aviation Get ready MIUS Lawrence right fills lanK nicn LOP6Z works engine Pete Athans spiffed up tuxedo T-shirt watches oig hA 10 Combat model little 020 Note mat little ones wing made cutoff tips wing panels big plane Nothing wasted outs handle narrow line spacing very good idea since belicrank youll probably use 1 -2 wide conventional handle will give hair trigger control already use surgical tubing tanks youll already designing appropriate compartment models havent tried sort arrangement Id suggest giving up hard tanks least Tie knot end surgical tubing cut off enough length knotted end will end bladder tube open end will reach needle valve Train bladder fill knotted end forcing some fuel syringe keep hand around tube towards open end Just leave some fuel air tube minute will always expand knotted end Flying isnt different larger models although need mini-sized streamers narrower better s what people run wet flying field happens raining can always use some tape cassette Once awhile tape becomes wound around crankshaft rather breaking off just unwind tape go again Ive found become less afraid crashing ground op ponent since seldom damage cant fixed easily flew combat using reed valve engines Id sometimes crash land rather give up cut since pit crew could get back up instantly Try let part carry over Fast Slow FAI because break otyou going Nationals will at event held after Junior Senior Fast Combat Thursday August 14 1980 know have memorized rule book now Id like make few sugges tions Try Slow Combat nylon 10-6 props Continued page 120 best now better Fusite has improved its GloBee racing plugs de veloping new alloy almost twice strong 20000 F alloy used its original spiral glow element Ad vanced glass technology refined pro duction techniques have combined new alloy greater plug con sistency under difficult contest conditions racing plug Because racing makes toughest demands plug per formance Fusite has concentrated model other plug models have benefitted attention special interest flyers fact GloBee plugs have absolute leakproof seala hermetic* bond between glass metal pin plug body Other glow plug manufacturersemploy organic fiber gaskets depend mechanical pressure sealing tend oxidize during engine operation subsequently leak GloBees permanent glass-tometal bond affords positive protection against plug seal blowouts lost compres sion resultant burned-up engines make best better Because nothing too good champion ship line winners fly GbBees Because GloDee plugs put sting engine Fusile GloBee products now manufactured available Twinn-K Inc Send S 100 price list technical information l9loBee Products OHIO SUPERSTAR MODEL PRODUCTS INC 5630 Cherokee Drive canton UM 44IU September 1980 41 plugs improved last longer under high stress conditions man ow ~-just nanale mans worn out trom whipping planes through turns Fix up epoxying blind mounting nut run lines through redo end ioops Patnnt annhlAd tnr Twinn-K Inc PO Box 31228 IndianaDolis Indiana 46231 S NEW ZLIN Z5OL AEROBATIC QUARTER SCALE MODEL ENGINE 90 WINGSPAN 80 CONSTRUCTION Foam Wing a Fuselage Tail WING AREA 1122 sq FLYING WEIGHT 10 11 lbs Fiberglas Cowl 3/16 Aluminium Landing Gear ZONA SAWS famous line hobby saws Razor #200 $190 $165 #1*345 Replacement blades available dealer F Model Supply PO Box 3957 Toerance CA 90510 USA effectiveness fin increased because additional length its leading edge Entry exit removable door left-hand side windscreen could jettisoned flight both seat rudder pedals adjustable inverted v-i 2 overhead-valve engine special version aircooled supercharged 19-litre Renault 613 produced 900 hp 300 m 1000 ft Basically similar 450-hp Renault 12R-01 powered C714 fighter special engines compression ratio increased 640 725 its manifold pressure 323 496 inches mercury thus boosting nominal rpm 2500 3000 Propeller shaft forward crankcase extended some 10 cm 4 allow superior streamlining nose improved intake engine cooling duct Formed magnesium-alloy panels made up engine cowling Carburetor feed ducted bottom single intake cooling air carefully baffled ensure cooling cylinders discharged beneath fuselage through large louvre flank Steamlined exhausts chrome-molybdenum steel oil cooler almost half large again C712 made up two closespaced skins riveted together fitted underside rear fuselage magnesium fuel tank 206 litres 45 gallons capacity situ ated behind engine firewall 345 litre 76 gallons oil tank fitted behind pilots seat three-bladed Ratier propeller early form constant speed unit already fitted modified C7 12 Blade pitch could varied 300 45 0 controlled reversible electric motor connected throttle control centrifugal regulator altered blade angle opposition changes engine speed NEWIkE FliqilT LiNE Box Perfect competitor Small light yet big enough -12 volt battery power panel starter extra props plugs much Assembled Finished $995 Complete starter panel battery$7185 Also CL specialized accessories Send 254 info ThePO Box 4981 Pike Fiht Lancaster PA 17604 ivX phone 717 29P2136 Exhaustive wind tunnel tests carried out January 1939 Eiffel Laboratory using 1/10th scale models complete aircraft wing alone known performance C460 basis taking account relative propeller efficiencies propeller/aircraft interference cooling drag possible calculate considerable accuracy both level flight climb performance shown table below success denied C714R highly qualified group under Marcel Riffard created protracted delays due manpower shortages military production well great care lavished surface finish engine development help up completion until war Germany inevitable ideas record attempt abandoned C7 14R did fly reach Istres German forces approached Paris June 1940 hidden ample cellars Renault building Champs-Elysees survived occupation undetected Following liberation Paris 1944 C714R displayed aviation exhibition held Velodrome dHiver sports stadium falsely represented product re-emerging French aviation industry Its immaculate clear lacquer covered familiar greyish mid-blue Caudron Coupe Deutsch machines later repainted darker saturated shade resembling midnight blue Detroyats C460 C7 1 4R placed permanent display Musee de lAir Chalais-Meudon remained until recentfy being added present display le Bourget Its rudder still bravely bears blue white red tricolor France legend C7 14R / Avions Caudron Before being displayed Le Bourget during Paris Salon 1971 name RIFFARD added fitting belated tribute genius man drive initiative made name Caudron synonymous speed author gratefully acknowledges patient cooperation Monsieur Georges Otfinovsky well help Conservateur staff Musee de lAir preparing article scale drawing CL Combat/Johnson continued page 41 5% nitro fuel contest management supplied fuel little dye FAI has gained popularity local level using airplane set lines Also adopting least first round losers bracket FAI nice touch dont have time full double elimination system about least first round losers bracket Nats year remember last year against changed minds after first round Right SB Send orders Kustom Kraftsmanship PO Box 2699 Laguna Hills CA 92653 KK pays postage items sent within USA California residents pay additional 6% sales tax Mini mum order $500 Id send catalogs first send self-addressed envelope just cant wait heres some stuff youll need Stock No 102 New TD customized $3550 Stock No 104 New TD larger venturi $3595 Stock No 174 Custom TD Fine thread needle valve assembly $475 Stock No 170 Piston/Rod reset tool $295 Stock No 510 Universal Custom Needle valve $475 fits Rossi Tigre 15 Piston/rod reset tool absolute must youre going run TD very much Complete instructions come handy device Charlie Johnson 3716 Ingraham St San Diego CA 92109 FF Sport/Scale/Warner continued page 49 Xerox copy 1% larger original plan can slice inside black lines no great penalty have sand em off before applying translucent tissue covering Retracting gear rubber jobs has long dream bored-with-it-all modelers Imagine being first kid block pull up wheels takeoff Joe Ott Spitfire Well Nick DeCarlis Gainesville FL has picked up Tomy Mini-Bath-tubbie motor idea kicked around among free fighters lot after FF Liar newsletter suggested its use HLG dethermalizers Nick uses spinning arm little balsa flag end slow down toy motor As unwinds pays out thread holds gear extended position Rubberband tension provides power pull gear up hold tailskid trigger start going via 1/16 sq pushrod Nick reports about 8second retract time should prove really great see test bed Keith Ryder racer gear retracting straight back sim plicity Bostonian West new class planes 16 max span 14 max length 6 max prop dia windows 3 max chord enclosing box 1 x 2 x 3 main characteristic 120 Model Aviation REPUBLIC SEABEE s PRODUCTS 1100 Michigan Box 161 Maryaville MI 48040 Wing Span 70 Complete Hardware Epoxy Glass Retractable Gear 40 Powered Factors