Free FIigh Duralion Bob Meuser 100 iiiiiI7j 40-4 K TURBULATOR 008 1070 K 120710 CG560I0 II -I--fm 85 13FL. 017 75 WORLD CHAMP FlA V Tchop USSR 90 K 30-li.500 Unique custom-made trophies Brooklyn Skyscrapers 40th Anniversary Meet made Kevork Fags club secretary using photo engraving techniques plates 40th Anniversary Meet Brooklyn Sky-Scrapers oldest continuously active model club East Coast has planned big meet celebrate its fortieth anniversary take place Galeville NY July 3 4 contest will held under Category 5-mm max rules will include 12 events HL Glider AMA Power events A/I Towline Glider Unlimited Rubber Coupe dHiver free-for-all kind model may flown Unique custom-made tro phies being made occasion Kevork Fags Sky-Scrapers secretary using photo-engraving techniques information write him 236 Thayer St River Vale NJ 07675 Seelig Timers Changes design Seelig multifunction timers necessitated changes FAI flyoff procedures put short supply last season However Doug Galbreath announces now has plenty types Seelig timers 56Write 707 Second St Davis CA 95616 World Champ Nordic feature 3view drawn US team member Don Chancey shows model young Russian Tchop used beat Peter Allnutt see Feb issue 1975 World Cham pionships Bulgaria Don says Russian models along similar lines wires mount wing halves body fit directly holes five plywood ribs nearest root aluminum tubes models Tailboom home-made fiberglass tube Trailing edge very hard balsa backed up spruce strip Tchop towline what appeared 50-lb-test nylon monofila ment tied loop slipped over wrist 010 On wing cross section little arrows might bit confusing di mensions spar parts milli meters main spar top member example 8 X 2 mm stock tapered 5 X 2 mm dihedral joint taper ing 3 X 15 mm tip translate equivalent US wood sizes recall millimeter about 040 inches bit over 1/32 lay out fullsize drawings far easier simply use dime-store metric ruler convert dimensions inches Soundasleep Wakefield Wakefield model shown three-view used Al Hotard capture first place the recent World Champs Team Se lection Semi-Finals Fresno CA Als story about model As name suggests model started several years ago Frank Monts fine DRAWN DON CHANCEY 40 Model Aviation 15 V 130 Wydawake design have changed incorporate design construction ideas like basic change fly right-left pattern original rightright models name much de scription way flies rather pic ture state mind good thermal passes will perform well put good airand theres rub conventional gadgetless Wake field designed fly right-left pattern ample right-thrust balanced air foil fm trim tab achieve left glide circle little stab tilt helps also changes original include adding pylon increased stability particularly climb reverse air foil fin offset right thrust help turn model thermal different prop design believe better utilizes initial burst Construc tion changes include lighter wing con struction lighter round-tube fuselage have retained original egg-crate stab construction well worth extra work super-light balsa wont warp model has fine glide might expect 7457d2 airfoil often found Nordics prob lem remains get model climb high enough wing drag Accordingly Soundasleep Mk 3 4 under construction using different airfoils have also decided change wing stab planforms am reducing fin size remains seen changes will prove prophet punk Coot Revisited Remember little 12in 2/4-gram indoor hand-launch glider appeared column De cember issue Using Coot Stan Stoy broke existing Category 135 ceiling record St Louis flights 39-1/5 40-3/5 seconds isnt official Record flights must timed two timers stopwatches got fouled up 40-3/5 sec flight So official record made 1969 remains hands Dan Belieff Richard Hardcastles version Dans Fluf-Duf appeared column April Plans original ver sion appeared Model Builder Feb 1976 Stoy boys can hit 35-high ceiling little 2 grammers throw too hard just thinking about makes arm sore Information Turbulator newsletter Therma leers McDonnell-Douglas FF Club Hydro-Star Sal Taibis Hydro-Star oldies-but-goodies con tinues sell well good reason wins Besides competition hydro-gas model kit market built removable floats order compete both hydro regular gas contests second model kitted Competition Models Hydro-Star born end Holland Hornet Dynasty beginning Cox Tee-Dee Dynasty shares wing ribs earlier original Starduster later Starduster-X Sales took slump hydro event dropped Nats schedule hydro back program sales back keel Joe Dodson Houston now deceased won Nats hydro event both 1974 1975 Hydro-Star Recently Tom Regan set Category II A-Hydro record using Hydro-Star borrowed TD-049 engine brother pro ceeded also set Half-A Hydro record removed floats took third place Half-A Gas same meet Tom Karman won all-ages all-dis placements Hydro event another Hydro-Starcontinued page 93 SOUNDASLEEP mk 2 wake Hatard SCALE I5 2 4WVNH/j VN/i\VVI/KIA\ II1 2 EgE cgAT CO~ST S~JO TU2BUA7aS AT1% 377 5NA5D S IS S b7457d/ESS ioL 29 Pqc & 5Gj 3 4i 41pMI AIPFOdL 5HT SIPE PATA FUSE LA4E WING STAb PaoP ASSY TOTAL 850 GRIA GI3 l7 1910 RN 55O ibTAL2897 IG STANS NM RIGHT wES-LEFr 4up5 FAr SUPPLY PSOP NUb PI-Yw00P P Anyone has ever wound own spring will appreciate precision spring winder marketed KVG Isee textl Price $795 6 s WISE 4 .5D 1 AE- *1AAP 2/5$ June 1976 41 Burn ble Bee/Ca rtie r continued page 49 flying field check everything once again fire up Take couple level laps everything seems okay try couple large ioops figure-eights Warps will show up decrease line tension during maneuvers lines get light during inside loops plane has left-rolling warp Light lines during outside loop mean right-rolling warp warps show up take out before flying again Warps can make Combat plane very hairy fly Check tip weight watching plane carefully during some tight figureeights should remain square lines never show top bottom wing during maneuvers Too little tip weight will make plane bank during maneuvers Too much will make bank out Add subtract tip weight until plane doesnt bank during maneuvers rest trimming done ad justing stab movement position balance point Increase stab travel move balance point back make plane responsive too touchy controls use heavier en gine cut down movement stab highly personal thing Some peo ple like very responsive meaning hairtrigger controls Others like smoother less sensitive controls So dont afraid experiment find out what suits Combat article always has some speed performance claims wont make Use Supertigre G21 Fox Schneurle Use 8/8 prop much nitro pocketbook can stand 20% nitro youll probably spend much time repairing engines building planes Last least join MACA Miniature Aircraft Combat Assoc Combat flier Send name address along check money order $500 Tom Southern 2207 Paul Longview TX 75601 MACA puts out dynamite newsletter latest Com bat news happenings Demonstrating right way launch combat shiptake step let fly out hands FF Duration/Meuser continued page 41 Young Regan added turbulator spars shown options Starduster X plans increased widths floats 3/8 added stability water Sal recommends models tipping scales anything over 6-oz mark Sproing need spring prop tensioner timer auto-start Nordic autorudder whatever find cigar box labeled springs assorted Inside find 436 springs ball-point pen refills spring front suspension 1941 Buick nothing between Get out hand drill clamp vise stick nail chuck lash piece wire chuck somehow crank away Half hour later have lacerations abra sions contusions rather wobbly looking spring Entertah-daaa KVG r Little Gem Handy Dandy Spring Winder KVG consists a thick wash er serves place anchor wire handle foundation b four music-wire mandrels 032 076 diameter upon springs may wound c winder bar latter has oversize hole slips over mandrel choice adjusting screw lock-nut makes fit mandrel anyhow hardened steel finger presses loose end wire against mandrel Getting thing started bit tricky once spring started just twist away winder bar out comes perfectly uniform tightly coiled springonly slightly largerthan mandrel greatest problem run out wire Its darned much fun making silly things running out wire could blessing disguise lots wire could starve death Basically machine makes tension spring compression spring what after simply stretch tension HYDRO-STAR 300 5/05 June 1976 93 Safe Flying No Accident most-wanted glow plug line model industry now available better dealers everywhere plug re sponsible * top finishes local national world meet has flown * a revolutionary new standard engine performance * a de-limiting factor engine design modification Users report faster reliable starts. smoother idle transition through power ranges greater stamina longer life. dependable flight time spring until gives voi1 End loops easily formed turning last turn two aside pliers limited mandrels furnished size wire up bit over 076 2 mm will dont know what lower limit manufacturer free-fighter goes unlikely name Kevork K Fags sent spring having 012-in inside diam wound 012-in music wire Actually isnt really spring complete thrust bearing Easy-B indoor model dont have hold mandrel hand either Mount plugs GloBees secret plugs unique design patent pending featuring superior hightemperature glass seals flat-wound spiral glow element positioned closer fuel quicker ignition increased RPM Try GloBee racing RIO sport models next flight Youll see hear feel difference GloBee can make Youll discover preferred nations best flyers ing called plug champions wire mandrel chuck hand drill Unimat use winder bar KVG device far cry primitive method using drill ending up spring twice size mandrel hardened steel finger winder bar press es wire firmly against mandrel does trick KVG Spring Winder enough wire assorted sizes least 50 springs goes $795 postpaid NJ residents add 40 tax Order K Fags 236 Thayer St River-Vale NJ 07675 address 4200 Gregory St Oak land CA 94619 CL Racing/Lee continued page 29 stop what pit stop cost make method takes account various factors individually impossible measure such fast pilot can stop model after shuts off engine fast pit man can restart fast model accelerates back flight speed Now what good pit stop Ill tell measured above method good pit ten seconds An excellent pit stop six seven seconds An average pit stop probably vicinity 15 20 seconds kind seem always making go up values just idle speculation chance time some fliers Nats practic ing Rat recall running 130 seven laps clocked 262 seven laps pit stop middle super fast stop since fellows practice right middle ballpark Lets figure out Assume have Rat will consistently turn 130 flat Thats right 13 flat Thats seven laps Fourteen laps 26 seconds 140 laps 260 seconds Thats 420 Now add time lost two pit stops 20 seconds OK theyre good pit stops gives us 440 Now add what lost start about five seconds have 445 time talking about remember 13Oftat Rat So what Im saying Well today Rats may lot faster engines powerful its same event ten years ago thing has re mained constant ever since first race long time ago its won ground Any stock modern 40 decent pan-style Rat will turn 13 flat Which leaves trophy winning times com pletely shoulders pit stop As point comparison Nats last year won time 435 about second place around 441 far off 445 13-flat Rat can turn Now lets work out 180-second Goodyear Thats eight laps Sixteen 36 seconds 160 360 seconds Six min utes air time 160-lap race Now add 30 seconds lost time three pit stops five seconds start suddenly have 635 final Goodyear out 18-flat plane Nats last year won John Ballard 631 again far off 635 terribly slow 180 Goodyear Run 17 flat good stops will 615 Super times far off may think will work pitting worry much about making thing go extra second faster 13-second Rat consistent coupled good pit stops consis tently good will win contests 94 Model Aviation put sting engine DIVISION OF EMERSON ELECTRIC CO 6000 Fernview Ave Cincinnati Ohio 45212 FF Duration continued
Edition: Model Aviation - 1976/06
Page Numbers: 40, 41, 93, 94
Free FIigh Duralion Bob Meuser 100 iiiiiI7j 40-4 K TURBULATOR 008 1070 K 120710 CG560I0 II -I--fm 85 13FL. 017 75 WORLD CHAMP FlA V Tchop USSR 90 K 30-li.500 Unique custom-made trophies Brooklyn Skyscrapers 40th Anniversary Meet made Kevork Fags club secretary using photo engraving techniques plates 40th Anniversary Meet Brooklyn Sky-Scrapers oldest continuously active model club East Coast has planned big meet celebrate its fortieth anniversary take place Galeville NY July 3 4 contest will held under Category 5-mm max rules will include 12 events HL Glider AMA Power events A/I Towline Glider Unlimited Rubber Coupe dHiver free-for-all kind model may flown Unique custom-made tro phies being made occasion Kevork Fags Sky-Scrapers secretary using photo-engraving techniques information write him 236 Thayer St River Vale NJ 07675 Seelig Timers Changes design Seelig multifunction timers necessitated changes FAI flyoff procedures put short supply last season However Doug Galbreath announces now has plenty types Seelig timers 56Write 707 Second St Davis CA 95616 World Champ Nordic feature 3view drawn US team member Don Chancey shows model young Russian Tchop used beat Peter Allnutt see Feb issue 1975 World Cham pionships Bulgaria Don says Russian models along similar lines wires mount wing halves body fit directly holes five plywood ribs nearest root aluminum tubes models Tailboom home-made fiberglass tube Trailing edge very hard balsa backed up spruce strip Tchop towline what appeared 50-lb-test nylon monofila ment tied loop slipped over wrist 010 On wing cross section little arrows might bit confusing di mensions spar parts milli meters main spar top member example 8 X 2 mm stock tapered 5 X 2 mm dihedral joint taper ing 3 X 15 mm tip translate equivalent US wood sizes recall millimeter about 040 inches bit over 1/32 lay out fullsize drawings far easier simply use dime-store metric ruler convert dimensions inches Soundasleep Wakefield Wakefield model shown three-view used Al Hotard capture first place the recent World Champs Team Se lection Semi-Finals Fresno CA Als story about model As name suggests model started several years ago Frank Monts fine DRAWN DON CHANCEY 40 Model Aviation 15 V 130 Wydawake design have changed incorporate design construction ideas like basic change fly right-left pattern original rightright models name much de scription way flies rather pic ture state mind good thermal passes will perform well put good airand theres rub conventional gadgetless Wake field designed fly right-left pattern ample right-thrust balanced air foil fm trim tab achieve left glide circle little stab tilt helps also changes original include adding pylon increased stability particularly climb reverse air foil fin offset right thrust help turn model thermal different prop design believe better utilizes initial burst Construc tion changes include lighter wing con struction lighter round-tube fuselage have retained original egg-crate stab construction well worth extra work super-light balsa wont warp model has fine glide might expect 7457d2 airfoil often found Nordics prob lem remains get model climb high enough wing drag Accordingly Soundasleep Mk 3 4 under construction using different airfoils have also decided change wing stab planforms am reducing fin size remains seen changes will prove prophet punk Coot Revisited Remember little 12in 2/4-gram indoor hand-launch glider appeared column De cember issue Using Coot Stan Stoy broke existing Category 135 ceiling record St Louis flights 39-1/5 40-3/5 seconds isnt official Record flights must timed two timers stopwatches got fouled up 40-3/5 sec flight So official record made 1969 remains hands Dan Belieff Richard Hardcastles version Dans Fluf-Duf appeared column April Plans original ver sion appeared Model Builder Feb 1976 Stoy boys can hit 35-high ceiling little 2 grammers throw too hard just thinking about makes arm sore Information Turbulator newsletter Therma leers McDonnell-Douglas FF Club Hydro-Star Sal Taibis Hydro-Star oldies-but-goodies con tinues sell well good reason wins Besides competition hydro-gas model kit market built removable floats order compete both hydro regular gas contests second model kitted Competition Models Hydro-Star born end Holland Hornet Dynasty beginning Cox Tee-Dee Dynasty shares wing ribs earlier original Starduster later Starduster-X Sales took slump hydro event dropped Nats schedule hydro back program sales back keel Joe Dodson Houston now deceased won Nats hydro event both 1974 1975 Hydro-Star Recently Tom Regan set Category II A-Hydro record using Hydro-Star borrowed TD-049 engine brother pro ceeded also set Half-A Hydro record removed floats took third place Half-A Gas same meet Tom Karman won all-ages all-dis placements Hydro event another Hydro-Starcontinued page 93 SOUNDASLEEP mk 2 wake Hatard SCALE I5 2 4WVNH/j VN/i\VVI/KIA\ II1 2 EgE cgAT CO~ST S~JO TU2BUA7aS AT1% 377 5NA5D S IS S b7457d/ESS ioL 29 Pqc & 5Gj 3 4i 41pMI AIPFOdL 5HT SIPE PATA FUSE LA4E WING STAb PaoP ASSY TOTAL 850 GRIA GI3 l7 1910 RN 55O ibTAL2897 IG STANS NM RIGHT wES-LEFr 4up5 FAr SUPPLY PSOP NUb PI-Yw00P P Anyone has ever wound own spring will appreciate precision spring winder marketed KVG Isee textl Price $795 6 s WISE 4 .5D 1 AE- *1AAP 2/5$ June 1976 41 Burn ble Bee/Ca rtie r continued page 49 flying field check everything once again fire up Take couple level laps everything seems okay try couple large ioops figure-eights Warps will show up decrease line tension during maneuvers lines get light during inside loops plane has left-rolling warp Light lines during outside loop mean right-rolling warp warps show up take out before flying again Warps can make Combat plane very hairy fly Check tip weight watching plane carefully during some tight figureeights should remain square lines never show top bottom wing during maneuvers Too little tip weight will make plane bank during maneuvers Too much will make bank out Add subtract tip weight until plane doesnt bank during maneuvers rest trimming done ad justing stab movement position balance point Increase stab travel move balance point back make plane responsive too touchy controls use heavier en gine cut down movement stab highly personal thing Some peo ple like very responsive meaning hairtrigger controls Others like smoother less sensitive controls So dont afraid experiment find out what suits Combat article always has some speed performance claims wont make Use Supertigre G21 Fox Schneurle Use 8/8 prop much nitro pocketbook can stand 20% nitro youll probably spend much time repairing engines building planes Last least join MACA Miniature Aircraft Combat Assoc Combat flier Send name address along check money order $500 Tom Southern 2207 Paul Longview TX 75601 MACA puts out dynamite newsletter latest Com bat news happenings Demonstrating right way launch combat shiptake step let fly out hands FF Duration/Meuser continued page 41 Young Regan added turbulator spars shown options Starduster X plans increased widths floats 3/8 added stability water Sal recommends models tipping scales anything over 6-oz mark Sproing need spring prop tensioner timer auto-start Nordic autorudder whatever find cigar box labeled springs assorted Inside find 436 springs ball-point pen refills spring front suspension 1941 Buick nothing between Get out hand drill clamp vise stick nail chuck lash piece wire chuck somehow crank away Half hour later have lacerations abra sions contusions rather wobbly looking spring Entertah-daaa KVG r Little Gem Handy Dandy Spring Winder KVG consists a thick wash er serves place anchor wire handle foundation b four music-wire mandrels 032 076 diameter upon springs may wound c winder bar latter has oversize hole slips over mandrel choice adjusting screw lock-nut makes fit mandrel anyhow hardened steel finger presses loose end wire against mandrel Getting thing started bit tricky once spring started just twist away winder bar out comes perfectly uniform tightly coiled springonly slightly largerthan mandrel greatest problem run out wire Its darned much fun making silly things running out wire could blessing disguise lots wire could starve death Basically machine makes tension spring compression spring what after simply stretch tension HYDRO-STAR 300 5/05 June 1976 93 Safe Flying No Accident most-wanted glow plug line model industry now available better dealers everywhere plug re sponsible * top finishes local national world meet has flown * a revolutionary new standard engine performance * a de-limiting factor engine design modification Users report faster reliable starts. smoother idle transition through power ranges greater stamina longer life. dependable flight time spring until gives voi1 End loops easily formed turning last turn two aside pliers limited mandrels furnished size wire up bit over 076 2 mm will dont know what lower limit manufacturer free-fighter goes unlikely name Kevork K Fags sent spring having 012-in inside diam wound 012-in music wire Actually isnt really spring complete thrust bearing Easy-B indoor model dont have hold mandrel hand either Mount plugs GloBees secret plugs unique design patent pending featuring superior hightemperature glass seals flat-wound spiral glow element positioned closer fuel quicker ignition increased RPM Try GloBee racing RIO sport models next flight Youll see hear feel difference GloBee can make Youll discover preferred nations best flyers ing called plug champions wire mandrel chuck hand drill Unimat use winder bar KVG device far cry primitive method using drill ending up spring twice size mandrel hardened steel finger winder bar press es wire firmly against mandrel does trick KVG Spring Winder enough wire assorted sizes least 50 springs goes $795 postpaid NJ residents add 40 tax Order K Fags 236 Thayer St River-Vale NJ 07675 address 4200 Gregory St Oak land CA 94619 CL Racing/Lee continued page 29 stop what pit stop cost make method takes account various factors individually impossible measure such fast pilot can stop model after shuts off engine fast pit man can restart fast model accelerates back flight speed Now what good pit stop Ill tell measured above method good pit ten seconds An excellent pit stop six seven seconds An average pit stop probably vicinity 15 20 seconds kind seem always making go up values just idle speculation chance time some fliers Nats practic ing Rat recall running 130 seven laps clocked 262 seven laps pit stop middle super fast stop since fellows practice right middle ballpark Lets figure out Assume have Rat will consistently turn 130 flat Thats right 13 flat Thats seven laps Fourteen laps 26 seconds 140 laps 260 seconds Thats 420 Now add time lost two pit stops 20 seconds OK theyre good pit stops gives us 440 Now add what lost start about five seconds have 445 time talking about remember 13Oftat Rat So what Im saying Well today Rats may lot faster engines powerful its same event ten years ago thing has re mained constant ever since first race long time ago its won ground Any stock modern 40 decent pan-style Rat will turn 13 flat Which leaves trophy winning times com pletely shoulders pit stop As point comparison Nats last year won time 435 about second place around 441 far off 445 13-flat Rat can turn Now lets work out 180-second Goodyear Thats eight laps Sixteen 36 seconds 160 360 seconds Six min utes air time 160-lap race Now add 30 seconds lost time three pit stops five seconds start suddenly have 635 final Goodyear out 18-flat plane Nats last year won John Ballard 631 again far off 635 terribly slow 180 Goodyear Run 17 flat good stops will 615 Super times far off may think will work pitting worry much about making thing go extra second faster 13-second Rat consistent coupled good pit stops consis tently good will win contests 94 Model Aviation put sting engine DIVISION OF EMERSON ELECTRIC CO 6000 Fernview Ave Cincinnati Ohio 45212 FF Duration continued
Edition: Model Aviation - 1976/06
Page Numbers: 40, 41, 93, 94
Free FIigh Duralion Bob Meuser 100 iiiiiI7j 40-4 K TURBULATOR 008 1070 K 120710 CG560I0 II -I--fm 85 13FL. 017 75 WORLD CHAMP FlA V Tchop USSR 90 K 30-li.500 Unique custom-made trophies Brooklyn Skyscrapers 40th Anniversary Meet made Kevork Fags club secretary using photo engraving techniques plates 40th Anniversary Meet Brooklyn Sky-Scrapers oldest continuously active model club East Coast has planned big meet celebrate its fortieth anniversary take place Galeville NY July 3 4 contest will held under Category 5-mm max rules will include 12 events HL Glider AMA Power events A/I Towline Glider Unlimited Rubber Coupe dHiver free-for-all kind model may flown Unique custom-made tro phies being made occasion Kevork Fags Sky-Scrapers secretary using photo-engraving techniques information write him 236 Thayer St River Vale NJ 07675 Seelig Timers Changes design Seelig multifunction timers necessitated changes FAI flyoff procedures put short supply last season However Doug Galbreath announces now has plenty types Seelig timers 56Write 707 Second St Davis CA 95616 World Champ Nordic feature 3view drawn US team member Don Chancey shows model young Russian Tchop used beat Peter Allnutt see Feb issue 1975 World Cham pionships Bulgaria Don says Russian models along similar lines wires mount wing halves body fit directly holes five plywood ribs nearest root aluminum tubes models Tailboom home-made fiberglass tube Trailing edge very hard balsa backed up spruce strip Tchop towline what appeared 50-lb-test nylon monofila ment tied loop slipped over wrist 010 On wing cross section little arrows might bit confusing di mensions spar parts milli meters main spar top member example 8 X 2 mm stock tapered 5 X 2 mm dihedral joint taper ing 3 X 15 mm tip translate equivalent US wood sizes recall millimeter about 040 inches bit over 1/32 lay out fullsize drawings far easier simply use dime-store metric ruler convert dimensions inches Soundasleep Wakefield Wakefield model shown three-view used Al Hotard capture first place the recent World Champs Team Se lection Semi-Finals Fresno CA Als story about model As name suggests model started several years ago Frank Monts fine DRAWN DON CHANCEY 40 Model Aviation 15 V 130 Wydawake design have changed incorporate design construction ideas like basic change fly right-left pattern original rightright models name much de scription way flies rather pic ture state mind good thermal passes will perform well put good airand theres rub conventional gadgetless Wake field designed fly right-left pattern ample right-thrust balanced air foil fm trim tab achieve left glide circle little stab tilt helps also changes original include adding pylon increased stability particularly climb reverse air foil fin offset right thrust help turn model thermal different prop design believe better utilizes initial burst Construc tion changes include lighter wing con struction lighter round-tube fuselage have retained original egg-crate stab construction well worth extra work super-light balsa wont warp model has fine glide might expect 7457d2 airfoil often found Nordics prob lem remains get model climb high enough wing drag Accordingly Soundasleep Mk 3 4 under construction using different airfoils have also decided change wing stab planforms am reducing fin size remains seen changes will prove prophet punk Coot Revisited Remember little 12in 2/4-gram indoor hand-launch glider appeared column De cember issue Using Coot Stan Stoy broke existing Category 135 ceiling record St Louis flights 39-1/5 40-3/5 seconds isnt official Record flights must timed two timers stopwatches got fouled up 40-3/5 sec flight So official record made 1969 remains hands Dan Belieff Richard Hardcastles version Dans Fluf-Duf appeared column April Plans original ver sion appeared Model Builder Feb 1976 Stoy boys can hit 35-high ceiling little 2 grammers throw too hard just thinking about makes arm sore Information Turbulator newsletter Therma leers McDonnell-Douglas FF Club Hydro-Star Sal Taibis Hydro-Star oldies-but-goodies con tinues sell well good reason wins Besides competition hydro-gas model kit market built removable floats order compete both hydro regular gas contests second model kitted Competition Models Hydro-Star born end Holland Hornet Dynasty beginning Cox Tee-Dee Dynasty shares wing ribs earlier original Starduster later Starduster-X Sales took slump hydro event dropped Nats schedule hydro back program sales back keel Joe Dodson Houston now deceased won Nats hydro event both 1974 1975 Hydro-Star Recently Tom Regan set Category II A-Hydro record using Hydro-Star borrowed TD-049 engine brother pro ceeded also set Half-A Hydro record removed floats took third place Half-A Gas same meet Tom Karman won all-ages all-dis placements Hydro event another Hydro-Starcontinued page 93 SOUNDASLEEP mk 2 wake Hatard SCALE I5 2 4WVNH/j VN/i\VVI/KIA\ II1 2 EgE cgAT CO~ST S~JO TU2BUA7aS AT1% 377 5NA5D S IS S b7457d/ESS ioL 29 Pqc & 5Gj 3 4i 41pMI AIPFOdL 5HT SIPE PATA FUSE LA4E WING STAb PaoP ASSY TOTAL 850 GRIA GI3 l7 1910 RN 55O ibTAL2897 IG STANS NM RIGHT wES-LEFr 4up5 FAr SUPPLY PSOP NUb PI-Yw00P P Anyone has ever wound own spring will appreciate precision spring winder marketed KVG Isee textl Price $795 6 s WISE 4 .5D 1 AE- *1AAP 2/5$ June 1976 41 Burn ble Bee/Ca rtie r continued page 49 flying field check everything once again fire up Take couple level laps everything seems okay try couple large ioops figure-eights Warps will show up decrease line tension during maneuvers lines get light during inside loops plane has left-rolling warp Light lines during outside loop mean right-rolling warp warps show up take out before flying again Warps can make Combat plane very hairy fly Check tip weight watching plane carefully during some tight figureeights should remain square lines never show top bottom wing during maneuvers Too little tip weight will make plane bank during maneuvers Too much will make bank out Add subtract tip weight until plane doesnt bank during maneuvers rest trimming done ad justing stab movement position balance point Increase stab travel move balance point back make plane responsive too touchy controls use heavier en gine cut down movement stab highly personal thing Some peo ple like very responsive meaning hairtrigger controls Others like smoother less sensitive controls So dont afraid experiment find out what suits Combat article always has some speed performance claims wont make Use Supertigre G21 Fox Schneurle Use 8/8 prop much nitro pocketbook can stand 20% nitro youll probably spend much time repairing engines building planes Last least join MACA Miniature Aircraft Combat Assoc Combat flier Send name address along check money order $500 Tom Southern 2207 Paul Longview TX 75601 MACA puts out dynamite newsletter latest Com bat news happenings Demonstrating right way launch combat shiptake step let fly out hands FF Duration/Meuser continued page 41 Young Regan added turbulator spars shown options Starduster X plans increased widths floats 3/8 added stability water Sal recommends models tipping scales anything over 6-oz mark Sproing need spring prop tensioner timer auto-start Nordic autorudder whatever find cigar box labeled springs assorted Inside find 436 springs ball-point pen refills spring front suspension 1941 Buick nothing between Get out hand drill clamp vise stick nail chuck lash piece wire chuck somehow crank away Half hour later have lacerations abra sions contusions rather wobbly looking spring Entertah-daaa KVG r Little Gem Handy Dandy Spring Winder KVG consists a thick wash er serves place anchor wire handle foundation b four music-wire mandrels 032 076 diameter upon springs may wound c winder bar latter has oversize hole slips over mandrel choice adjusting screw lock-nut makes fit mandrel anyhow hardened steel finger presses loose end wire against mandrel Getting thing started bit tricky once spring started just twist away winder bar out comes perfectly uniform tightly coiled springonly slightly largerthan mandrel greatest problem run out wire Its darned much fun making silly things running out wire could blessing disguise lots wire could starve death Basically machine makes tension spring compression spring what after simply stretch tension HYDRO-STAR 300 5/05 June 1976 93 Safe Flying No Accident most-wanted glow plug line model industry now available better dealers everywhere plug re sponsible * top finishes local national world meet has flown * a revolutionary new standard engine performance * a de-limiting factor engine design modification Users report faster reliable starts. smoother idle transition through power ranges greater stamina longer life. dependable flight time spring until gives voi1 End loops easily formed turning last turn two aside pliers limited mandrels furnished size wire up bit over 076 2 mm will dont know what lower limit manufacturer free-fighter goes unlikely name Kevork K Fags sent spring having 012-in inside diam wound 012-in music wire Actually isnt really spring complete thrust bearing Easy-B indoor model dont have hold mandrel hand either Mount plugs GloBees secret plugs unique design patent pending featuring superior hightemperature glass seals flat-wound spiral glow element positioned closer fuel quicker ignition increased RPM Try GloBee racing RIO sport models next flight Youll see hear feel difference GloBee can make Youll discover preferred nations best flyers ing called plug champions wire mandrel chuck hand drill Unimat use winder bar KVG device far cry primitive method using drill ending up spring twice size mandrel hardened steel finger winder bar press es wire firmly against mandrel does trick KVG Spring Winder enough wire assorted sizes least 50 springs goes $795 postpaid NJ residents add 40 tax Order K Fags 236 Thayer St River-Vale NJ 07675 address 4200 Gregory St Oak land CA 94619 CL Racing/Lee continued page 29 stop what pit stop cost make method takes account various factors individually impossible measure such fast pilot can stop model after shuts off engine fast pit man can restart fast model accelerates back flight speed Now what good pit stop Ill tell measured above method good pit ten seconds An excellent pit stop six seven seconds An average pit stop probably vicinity 15 20 seconds kind seem always making go up values just idle speculation chance time some fliers Nats practic ing Rat recall running 130 seven laps clocked 262 seven laps pit stop middle super fast stop since fellows practice right middle ballpark Lets figure out Assume have Rat will consistently turn 130 flat Thats right 13 flat Thats seven laps Fourteen laps 26 seconds 140 laps 260 seconds Thats 420 Now add time lost two pit stops 20 seconds OK theyre good pit stops gives us 440 Now add what lost start about five seconds have 445 time talking about remember 13Oftat Rat So what Im saying Well today Rats may lot faster engines powerful its same event ten years ago thing has re mained constant ever since first race long time ago its won ground Any stock modern 40 decent pan-style Rat will turn 13 flat Which leaves trophy winning times com pletely shoulders pit stop As point comparison Nats last year won time 435 about second place around 441 far off 445 13-flat Rat can turn Now lets work out 180-second Goodyear Thats eight laps Sixteen 36 seconds 160 360 seconds Six min utes air time 160-lap race Now add 30 seconds lost time three pit stops five seconds start suddenly have 635 final Goodyear out 18-flat plane Nats last year won John Ballard 631 again far off 635 terribly slow 180 Goodyear Run 17 flat good stops will 615 Super times far off may think will work pitting worry much about making thing go extra second faster 13-second Rat consistent coupled good pit stops consis tently good will win contests 94 Model Aviation put sting engine DIVISION OF EMERSON ELECTRIC CO 6000 Fernview Ave Cincinnati Ohio 45212 FF Duration continued
Edition: Model Aviation - 1976/06
Page Numbers: 40, 41, 93, 94
Free FIigh Duralion Bob Meuser 100 iiiiiI7j 40-4 K TURBULATOR 008 1070 K 120710 CG560I0 II -I--fm 85 13FL. 017 75 WORLD CHAMP FlA V Tchop USSR 90 K 30-li.500 Unique custom-made trophies Brooklyn Skyscrapers 40th Anniversary Meet made Kevork Fags club secretary using photo engraving techniques plates 40th Anniversary Meet Brooklyn Sky-Scrapers oldest continuously active model club East Coast has planned big meet celebrate its fortieth anniversary take place Galeville NY July 3 4 contest will held under Category 5-mm max rules will include 12 events HL Glider AMA Power events A/I Towline Glider Unlimited Rubber Coupe dHiver free-for-all kind model may flown Unique custom-made tro phies being made occasion Kevork Fags Sky-Scrapers secretary using photo-engraving techniques information write him 236 Thayer St River Vale NJ 07675 Seelig Timers Changes design Seelig multifunction timers necessitated changes FAI flyoff procedures put short supply last season However Doug Galbreath announces now has plenty types Seelig timers 56Write 707 Second St Davis CA 95616 World Champ Nordic feature 3view drawn US team member Don Chancey shows model young Russian Tchop used beat Peter Allnutt see Feb issue 1975 World Cham pionships Bulgaria Don says Russian models along similar lines wires mount wing halves body fit directly holes five plywood ribs nearest root aluminum tubes models Tailboom home-made fiberglass tube Trailing edge very hard balsa backed up spruce strip Tchop towline what appeared 50-lb-test nylon monofila ment tied loop slipped over wrist 010 On wing cross section little arrows might bit confusing di mensions spar parts milli meters main spar top member example 8 X 2 mm stock tapered 5 X 2 mm dihedral joint taper ing 3 X 15 mm tip translate equivalent US wood sizes recall millimeter about 040 inches bit over 1/32 lay out fullsize drawings far easier simply use dime-store metric ruler convert dimensions inches Soundasleep Wakefield Wakefield model shown three-view used Al Hotard capture first place the recent World Champs Team Se lection Semi-Finals Fresno CA Als story about model As name suggests model started several years ago Frank Monts fine DRAWN DON CHANCEY 40 Model Aviation 15 V 130 Wydawake design have changed incorporate design construction ideas like basic change fly right-left pattern original rightright models name much de scription way flies rather pic ture state mind good thermal passes will perform well put good airand theres rub conventional gadgetless Wake field designed fly right-left pattern ample right-thrust balanced air foil fm trim tab achieve left glide circle little stab tilt helps also changes original include adding pylon increased stability particularly climb reverse air foil fin offset right thrust help turn model thermal different prop design believe better utilizes initial burst Construc tion changes include lighter wing con struction lighter round-tube fuselage have retained original egg-crate stab construction well worth extra work super-light balsa wont warp model has fine glide might expect 7457d2 airfoil often found Nordics prob lem remains get model climb high enough wing drag Accordingly Soundasleep Mk 3 4 under construction using different airfoils have also decided change wing stab planforms am reducing fin size remains seen changes will prove prophet punk Coot Revisited Remember little 12in 2/4-gram indoor hand-launch glider appeared column De cember issue Using Coot Stan Stoy broke existing Category 135 ceiling record St Louis flights 39-1/5 40-3/5 seconds isnt official Record flights must timed two timers stopwatches got fouled up 40-3/5 sec flight So official record made 1969 remains hands Dan Belieff Richard Hardcastles version Dans Fluf-Duf appeared column April Plans original ver sion appeared Model Builder Feb 1976 Stoy boys can hit 35-high ceiling little 2 grammers throw too hard just thinking about makes arm sore Information Turbulator newsletter Therma leers McDonnell-Douglas FF Club Hydro-Star Sal Taibis Hydro-Star oldies-but-goodies con tinues sell well good reason wins Besides competition hydro-gas model kit market built removable floats order compete both hydro regular gas contests second model kitted Competition Models Hydro-Star born end Holland Hornet Dynasty beginning Cox Tee-Dee Dynasty shares wing ribs earlier original Starduster later Starduster-X Sales took slump hydro event dropped Nats schedule hydro back program sales back keel Joe Dodson Houston now deceased won Nats hydro event both 1974 1975 Hydro-Star Recently Tom Regan set Category II A-Hydro record using Hydro-Star borrowed TD-049 engine brother pro ceeded also set Half-A Hydro record removed floats took third place Half-A Gas same meet Tom Karman won all-ages all-dis placements Hydro event another Hydro-Starcontinued page 93 SOUNDASLEEP mk 2 wake Hatard SCALE I5 2 4WVNH/j VN/i\VVI/KIA\ II1 2 EgE cgAT CO~ST S~JO TU2BUA7aS AT1% 377 5NA5D S IS S b7457d/ESS ioL 29 Pqc & 5Gj 3 4i 41pMI AIPFOdL 5HT SIPE PATA FUSE LA4E WING STAb PaoP ASSY TOTAL 850 GRIA GI3 l7 1910 RN 55O ibTAL2897 IG STANS NM RIGHT wES-LEFr 4up5 FAr SUPPLY PSOP NUb PI-Yw00P P Anyone has ever wound own spring will appreciate precision spring winder marketed KVG Isee textl Price $795 6 s WISE 4 .5D 1 AE- *1AAP 2/5$ June 1976 41 Burn ble Bee/Ca rtie r continued page 49 flying field check everything once again fire up Take couple level laps everything seems okay try couple large ioops figure-eights Warps will show up decrease line tension during maneuvers lines get light during inside loops plane has left-rolling warp Light lines during outside loop mean right-rolling warp warps show up take out before flying again Warps can make Combat plane very hairy fly Check tip weight watching plane carefully during some tight figureeights should remain square lines never show top bottom wing during maneuvers Too little tip weight will make plane bank during maneuvers Too much will make bank out Add subtract tip weight until plane doesnt bank during maneuvers rest trimming done ad justing stab movement position balance point Increase stab travel move balance point back make plane responsive too touchy controls use heavier en gine cut down movement stab highly personal thing Some peo ple like very responsive meaning hairtrigger controls Others like smoother less sensitive controls So dont afraid experiment find out what suits Combat article always has some speed performance claims wont make Use Supertigre G21 Fox Schneurle Use 8/8 prop much nitro pocketbook can stand 20% nitro youll probably spend much time repairing engines building planes Last least join MACA Miniature Aircraft Combat Assoc Combat flier Send name address along check money order $500 Tom Southern 2207 Paul Longview TX 75601 MACA puts out dynamite newsletter latest Com bat news happenings Demonstrating right way launch combat shiptake step let fly out hands FF Duration/Meuser continued page 41 Young Regan added turbulator spars shown options Starduster X plans increased widths floats 3/8 added stability water Sal recommends models tipping scales anything over 6-oz mark Sproing need spring prop tensioner timer auto-start Nordic autorudder whatever find cigar box labeled springs assorted Inside find 436 springs ball-point pen refills spring front suspension 1941 Buick nothing between Get out hand drill clamp vise stick nail chuck lash piece wire chuck somehow crank away Half hour later have lacerations abra sions contusions rather wobbly looking spring Entertah-daaa KVG r Little Gem Handy Dandy Spring Winder KVG consists a thick wash er serves place anchor wire handle foundation b four music-wire mandrels 032 076 diameter upon springs may wound c winder bar latter has oversize hole slips over mandrel choice adjusting screw lock-nut makes fit mandrel anyhow hardened steel finger presses loose end wire against mandrel Getting thing started bit tricky once spring started just twist away winder bar out comes perfectly uniform tightly coiled springonly slightly largerthan mandrel greatest problem run out wire Its darned much fun making silly things running out wire could blessing disguise lots wire could starve death Basically machine makes tension spring compression spring what after simply stretch tension HYDRO-STAR 300 5/05 June 1976 93 Safe Flying No Accident most-wanted glow plug line model industry now available better dealers everywhere plug re sponsible * top finishes local national world meet has flown * a revolutionary new standard engine performance * a de-limiting factor engine design modification Users report faster reliable starts. smoother idle transition through power ranges greater stamina longer life. dependable flight time spring until gives voi1 End loops easily formed turning last turn two aside pliers limited mandrels furnished size wire up bit over 076 2 mm will dont know what lower limit manufacturer free-fighter goes unlikely name Kevork K Fags sent spring having 012-in inside diam wound 012-in music wire Actually isnt really spring complete thrust bearing Easy-B indoor model dont have hold mandrel hand either Mount plugs GloBees secret plugs unique design patent pending featuring superior hightemperature glass seals flat-wound spiral glow element positioned closer fuel quicker ignition increased RPM Try GloBee racing RIO sport models next flight Youll see hear feel difference GloBee can make Youll discover preferred nations best flyers ing called plug champions wire mandrel chuck hand drill Unimat use winder bar KVG device far cry primitive method using drill ending up spring twice size mandrel hardened steel finger winder bar press es wire firmly against mandrel does trick KVG Spring Winder enough wire assorted sizes least 50 springs goes $795 postpaid NJ residents add 40 tax Order K Fags 236 Thayer St River-Vale NJ 07675 address 4200 Gregory St Oak land CA 94619 CL Racing/Lee continued page 29 stop what pit stop cost make method takes account various factors individually impossible measure such fast pilot can stop model after shuts off engine fast pit man can restart fast model accelerates back flight speed Now what good pit stop Ill tell measured above method good pit ten seconds An excellent pit stop six seven seconds An average pit stop probably vicinity 15 20 seconds kind seem always making go up values just idle speculation chance time some fliers Nats practic ing Rat recall running 130 seven laps clocked 262 seven laps pit stop middle super fast stop since fellows practice right middle ballpark Lets figure out Assume have Rat will consistently turn 130 flat Thats right 13 flat Thats seven laps Fourteen laps 26 seconds 140 laps 260 seconds Thats 420 Now add time lost two pit stops 20 seconds OK theyre good pit stops gives us 440 Now add what lost start about five seconds have 445 time talking about remember 13Oftat Rat So what Im saying Well today Rats may lot faster engines powerful its same event ten years ago thing has re mained constant ever since first race long time ago its won ground Any stock modern 40 decent pan-style Rat will turn 13 flat Which leaves trophy winning times com pletely shoulders pit stop As point comparison Nats last year won time 435 about second place around 441 far off 445 13-flat Rat can turn Now lets work out 180-second Goodyear Thats eight laps Sixteen 36 seconds 160 360 seconds Six min utes air time 160-lap race Now add 30 seconds lost time three pit stops five seconds start suddenly have 635 final Goodyear out 18-flat plane Nats last year won John Ballard 631 again far off 635 terribly slow 180 Goodyear Run 17 flat good stops will 615 Super times far off may think will work pitting worry much about making thing go extra second faster 13-second Rat consistent coupled good pit stops consis tently good will win contests 94 Model Aviation put sting engine DIVISION OF EMERSON ELECTRIC CO 6000 Fernview Ave Cincinnati Ohio 45212 FF Duration continued