Control Line Speed Gene Hempel THE NUMBER letters phone calls received concerning 21 Fun Speed men tioned February 1986 column has very encouraging several questions brought up need clarifica tion First item AMA rules pertaining CL Speed will implemented no exceptions Second item minimum distance between lead-outs should no less 500 inches hope will clarify confusion will force some people read new rule book Lead-out wires shall Pylon Brand No 146 stranded stainless steel equivalent subject rule books sure check insurance agent attorney about ramifications ask individual fly Speed model event accident non-builder pilot may have assume liability depends what state trial being held jury feels particular day question presented Does someone have seriously injured before address problem safety have approached safety-factor limit used determine tensile strength fly ing lines Juries listen ex cusesthey want know seriously individual injured New products After several years dry spell Dyna Jet engine parts now available P&G Metal Prod ucts information please mail SASE address listed end column Another fine product received Osamu Khono Mr Khono manufactures Continued page 150 left monoline-type control units available Japan Above see aid friend has returned never actuaily awayeveryone just thought gone form Dyne Jet pulse-jet modei engine info ooiumn April 1986 67 U Ed Jacoby shares wing-buiiding technoiogy wIth us Details column L WANNA RACE IJADIJAT AOA L BEGINNER RACES 0 * FORM-i Instructions 5 Programs Information Contact NORTH EAST PYLON RACING ORGANIZATION 119 DEAN AVE FRANKLIN MASS 02038 Tel 611 528-4043 203 673-2000 QUAY BARBER MODELS 174 Si ZO Falok RI v ut S SEMIKIT $11995 EPOXY/CLASS/FOAM/BALSAKIT$15495 CONSTRUCTION WITH DRAWINGS AND DATA FOR FORMULA 120216 7774172 PYLON SPORT OR STANDOFF SCALE FULL OR SEMIKITSCosmic 8 10 lbs weightWind 790 sq wing areaSEMIKIT $10995 60 2 stroke 12 4 stroke KIT $14495 skit prices plus shipping ecredit cards welcome Ohio residents add 6 % S Other kits coming 27106 Butternut RidgeNorth Olmeted Ohio 44070 Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH KAB Micro-Balloons FILLER K&B SUPER PONY RESIN K&B SUPER PONY THINNER K&B SUPER PONY PRIMER K&B SUPER PONY PAINT K&B MIXING CUPS Glen lost outboard wing pic ture shows him refueling plane continued flew approximately 300 laps 700-lap race out board wing obviously de creased maneuverability speed takeoff characteristics have found taking two-compo nent epoxy thinning 25-50% sol vent applying over planked wing area out about three four ribs center section reduced amount fuel oil intrusion conse quently airframe strength main tained especially desirable shrinkable wing coverings used penetrate woods surface two-component epoxy would coverings have tendency peel back melted slight fire heat virtually no protection wood thinned-down clear twocomponent epoxy can also used coating profile fuselage tail sur faces thinning product get very little build-up wood surfaces consequently excellent adhesion shrinkable covering maintained Safety first will remember Jerry Meyer rather serious fire during Slow Rat racing event 1985 Nats result spilled raw fuel airframe extremely hot Gb-Bee battery large amount spilled fuel tarmac around pitting area have enclosed picture Slow Rat ing fueled pint plastic bottle tank filler fully pushed down overflow raw fuel running down inboard wing enormous amount fuel plus fuel ground under neath plane can easily ignited hot day well-charged Gb Bee battery another picture can see large amount fuel spilled ground vicinity pit man starting area fuel aircraft ground vapors can ignited easi ly majority Slow Rat Sport Race aircraft have automatic priming system basically portion overflow tank prime almost always goes exhaust port area piston closed thus allowing large amount fuel exhaust region hot battery applied fire can easily result case Rat Racers quick fills usually found body portion aircraft consequently amount fuel over rear plane during filling minimized addition ma jority engines rear-exhaust types competitors use mini-pipe directs exhaust away airframe best ways prime Rat engine tilt airplane forward squirt small amount fuel pipe allowing run down ex haust port engine pipe elimi nates majority fire hazard ex haust stack directs oil heat residue away fuel tank area Special priming uniflow tank have noticed several Sport Race enthusiasts utilizing uniflow tank arrangement added overflow tube allows priming engine An ingenious meth od used exiting tube virtually upper portion tank mount ing alligator clip side tank pinching flexible line leads exhaust prime tube fill ing tank alligator clip pressed finger thus opening up overflow allowing air escape tank well priming engine priming finished alligator clip mashed shut system becomes sealed except uniflow tube pointing out airstream am enclosing photo showing alligator clip closed position Another area note large alumi num mounting plate used sleevebearing K&B 35 Without ball bearings case engine vibration definite problem extremely strong fuselage section mounting plate must incor porated sour engine runs reduced airspeed will result As always comments appreci ated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hem pel Continued page 67 complete line monoline torque con trol units guarantees torque units life price little steep workmanship superb formation check listing end column have asked numerous Speed modelers would contribute some expertise Speed column appears person willing take up offer Ed Jacoby Glen Cove NY has very interesting way forming aluminum wings As discussed telephone enclosed bit information MA column FYI Department Aluminum Wing Panels Flashing Aluminum sold hardware building supply stores material appears very satisfactory purposes As sold temper approximately half-hard thick ness 012 have found material 14-in wide rolls less $1 per foot Please refer sketch Step 1 Lay out half-span panel shown cut out sharp model ers knife such No 11 X-Acto Step 2 De-burr edges Step 3 Bend panel leading edge line have access bending brake great reasonable substi tute can made using length 1/2 x 3/4-in maple motor mount materi al See sketches Bend panel beyond 90 possible Step 4 Rough up inside surfaces trailing edge 80-grit sand paper Glue two surfaces together Hobbypoxy Formula II Spread epoxy out thin keep other surfaces clean alcohol Step 5 Protect workbench waxed paper clamp trailing edge down using spreader bar shown spreader bar used apply evenly150 Model Aviation Matched Performance System TOP PERFORMANCE K&B ENGINES AdaneMaine K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices distributed pressure over entire assembly Allow assembly cure 24 hours Step 6 Sand off excess epoxy have aluminum wing Step 7 Try might like individual has something con tribute Speed column please feel free mail help appreciated address Mr Osamu Khono manufacturer monoline-type con trol unit T HonG Speed Gang Co F-Coat 207 Yakumooai P25-2 Choufu City Tokyo 182 Japan P&G Metal Products new source Dyna Jet just happens have same address given below Gene Hempel 301 N Yale Dr Garland TX 75042 B-25/M ichaels Continued page 70 ribs knife Dont worry about dupli cating shape ribs exactly plans long youre fairly close both wing panels same model should fly okay thingdont forget cut holes lead-out wires inboard wing ribs trailing edge made standard piece pre-shaped trailing edge stock cut down i wide sure cut extra width thick side wood trailing edge will too thick leading edge piece n balsa sanded shape after wing built Because wing incorporates no di hedral can built piece panel time building board small build panel separately glue together Leave top sheeting off until have joined pan els use piece Yi6 sheet go nacelle nacelle However wing will stronger built con tinuous piece instead two halves joined center building board large enough means build wing piece going nacelle nacelle both top bottom sheeting Use very straight flat building board Place plans board cover plans clear plastic wax paper Start construction pinning bottom spar over plan followed bottom sheeting Dont worry about holes nacellesthey will cut out later Once sheeting spar place pin trailing edge plan glue edge bottom sheeting Glue ribs place over spar Use piece scrap balsa get spacing correct nacelles between R-3 ribs Add balsa wing tips after W-8 ribs What happens famous STICK combined St Croix quality CANARD-PUSHER configuration Simply EASIEST-TO-BUILD BESTFLYING canard airplane available high quality wood parts kit precision cut EASY TO ASSEMBLE great instructions plans youll canard flying justafewdays Plus L place Vi6 sheet balsa webbing pieces vertical grain between top bottom spars add good deal strength Im really sure needed outboard nacelles put anyway besides its good practice building skill will come handy later build larger models After gluing webbing pieces place add top spar Finally glue leading edge place let everything dry Remove wing building board after glue has dried sand leading edge shape Mount bellcrank Yl6 ply mount glue mount place Install 2-in music wire lead-outs As-in pushrod Complete center section wing gluing top sheeting place Glue lead-out guides wing tip weight Nacelles Cut out balsa discussed earlier Glue tabs slots nacelles making sure grain runs direction shown method construction much stronger just cutting whole nacelle out single piece balsa Attach firewall braces sand edges nacelles round Make groove landing gear rest /16 plywood plate cover plane easier assemble wire legs sticking out dont attach landing gear point Cut holes bottom wing fit nacelle tabs test-fit nacelles will glued firewalls attached after wing covered Tail surfaces Cut As sheet balsa Notice ends stabilizer cut angle give one-piece fins/rud ders offset Sand edges pieces round connect two elevator WINGSPAN 60 Engine req 35-45 Radio req 4 Chan thoroughly tested aerodynamic perfor mance assures air p lane will easy fly LOADS OF FUN Fly bare bones have fun customiz in9 make very own Star Wars ship Now can join CANARD REVOLU TION easy way.at price can afford halves piece 1/i6in music wire Use favorite method hinging elevators stabilizer used pieces MonoKote ironed across top pieces Dont glue rudders until after stabilizer has attached fuselage Covering assembly etc used silkspan cover wing model again think would use iron-on covering save tune trouble choice covering material up Before assembled planes sections gave wood parts couple coats sanding sealer sanding after pieces much easier work before assembled perform step now good finish isnt necessary model fly greatly improves final appearance Begin final assembly gluing wing fuselage making sure square Glue nacelles wing again assuring squareness both fuselage wing Glue stab fuselage connect pushrod Glue firewalls nacelles wing epoxy Glue main landing gear nacelles attach nose gear Doing order will let adjust way model sits ground raising lowering nose gears position model should rest fuselage parallel ground Remember put tires gear legs before checking Attach rudders youre ready paint model painted Aerogloss Military Flats dopeolive drab upper sur faces light gray undersides let tering US insignia made Trim MonoKote edges sealed clear dope machine guns top turret made small pieces wire April 1986 151 RD PICK Tell dealer want experIence fun canard flying Its easIest beat available call 600-826-042 toll free ORDERS ONLY ST CROIX MODELS OX 279 0 PARK FALLS WI 54552
Edition: Model Aviation - 1986/04
Page Numbers: 67, 150, 151
Control Line Speed Gene Hempel THE NUMBER letters phone calls received concerning 21 Fun Speed men tioned February 1986 column has very encouraging several questions brought up need clarifica tion First item AMA rules pertaining CL Speed will implemented no exceptions Second item minimum distance between lead-outs should no less 500 inches hope will clarify confusion will force some people read new rule book Lead-out wires shall Pylon Brand No 146 stranded stainless steel equivalent subject rule books sure check insurance agent attorney about ramifications ask individual fly Speed model event accident non-builder pilot may have assume liability depends what state trial being held jury feels particular day question presented Does someone have seriously injured before address problem safety have approached safety-factor limit used determine tensile strength fly ing lines Juries listen ex cusesthey want know seriously individual injured New products After several years dry spell Dyna Jet engine parts now available P&G Metal Prod ucts information please mail SASE address listed end column Another fine product received Osamu Khono Mr Khono manufactures Continued page 150 left monoline-type control units available Japan Above see aid friend has returned never actuaily awayeveryone just thought gone form Dyne Jet pulse-jet modei engine info ooiumn April 1986 67 U Ed Jacoby shares wing-buiiding technoiogy wIth us Details column L WANNA RACE IJADIJAT AOA L BEGINNER RACES 0 * FORM-i Instructions 5 Programs Information Contact NORTH EAST PYLON RACING ORGANIZATION 119 DEAN AVE FRANKLIN MASS 02038 Tel 611 528-4043 203 673-2000 QUAY BARBER MODELS 174 Si ZO Falok RI v ut S SEMIKIT $11995 EPOXY/CLASS/FOAM/BALSAKIT$15495 CONSTRUCTION WITH DRAWINGS AND DATA FOR FORMULA 120216 7774172 PYLON SPORT OR STANDOFF SCALE FULL OR SEMIKITSCosmic 8 10 lbs weightWind 790 sq wing areaSEMIKIT $10995 60 2 stroke 12 4 stroke KIT $14495 skit prices plus shipping ecredit cards welcome Ohio residents add 6 % S Other kits coming 27106 Butternut RidgeNorth Olmeted Ohio 44070 Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH KAB Micro-Balloons FILLER K&B SUPER PONY RESIN K&B SUPER PONY THINNER K&B SUPER PONY PRIMER K&B SUPER PONY PAINT K&B MIXING CUPS Glen lost outboard wing pic ture shows him refueling plane continued flew approximately 300 laps 700-lap race out board wing obviously de creased maneuverability speed takeoff characteristics have found taking two-compo nent epoxy thinning 25-50% sol vent applying over planked wing area out about three four ribs center section reduced amount fuel oil intrusion conse quently airframe strength main tained especially desirable shrinkable wing coverings used penetrate woods surface two-component epoxy would coverings have tendency peel back melted slight fire heat virtually no protection wood thinned-down clear twocomponent epoxy can also used coating profile fuselage tail sur faces thinning product get very little build-up wood surfaces consequently excellent adhesion shrinkable covering maintained Safety first will remember Jerry Meyer rather serious fire during Slow Rat racing event 1985 Nats result spilled raw fuel airframe extremely hot Gb-Bee battery large amount spilled fuel tarmac around pitting area have enclosed picture Slow Rat ing fueled pint plastic bottle tank filler fully pushed down overflow raw fuel running down inboard wing enormous amount fuel plus fuel ground under neath plane can easily ignited hot day well-charged Gb Bee battery another picture can see large amount fuel spilled ground vicinity pit man starting area fuel aircraft ground vapors can ignited easi ly majority Slow Rat Sport Race aircraft have automatic priming system basically portion overflow tank prime almost always goes exhaust port area piston closed thus allowing large amount fuel exhaust region hot battery applied fire can easily result case Rat Racers quick fills usually found body portion aircraft consequently amount fuel over rear plane during filling minimized addition ma jority engines rear-exhaust types competitors use mini-pipe directs exhaust away airframe best ways prime Rat engine tilt airplane forward squirt small amount fuel pipe allowing run down ex haust port engine pipe elimi nates majority fire hazard ex haust stack directs oil heat residue away fuel tank area Special priming uniflow tank have noticed several Sport Race enthusiasts utilizing uniflow tank arrangement added overflow tube allows priming engine An ingenious meth od used exiting tube virtually upper portion tank mount ing alligator clip side tank pinching flexible line leads exhaust prime tube fill ing tank alligator clip pressed finger thus opening up overflow allowing air escape tank well priming engine priming finished alligator clip mashed shut system becomes sealed except uniflow tube pointing out airstream am enclosing photo showing alligator clip closed position Another area note large alumi num mounting plate used sleevebearing K&B 35 Without ball bearings case engine vibration definite problem extremely strong fuselage section mounting plate must incor porated sour engine runs reduced airspeed will result As always comments appreci ated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hem pel Continued page 67 complete line monoline torque con trol units guarantees torque units life price little steep workmanship superb formation check listing end column have asked numerous Speed modelers would contribute some expertise Speed column appears person willing take up offer Ed Jacoby Glen Cove NY has very interesting way forming aluminum wings As discussed telephone enclosed bit information MA column FYI Department Aluminum Wing Panels Flashing Aluminum sold hardware building supply stores material appears very satisfactory purposes As sold temper approximately half-hard thick ness 012 have found material 14-in wide rolls less $1 per foot Please refer sketch Step 1 Lay out half-span panel shown cut out sharp model ers knife such No 11 X-Acto Step 2 De-burr edges Step 3 Bend panel leading edge line have access bending brake great reasonable substi tute can made using length 1/2 x 3/4-in maple motor mount materi al See sketches Bend panel beyond 90 possible Step 4 Rough up inside surfaces trailing edge 80-grit sand paper Glue two surfaces together Hobbypoxy Formula II Spread epoxy out thin keep other surfaces clean alcohol Step 5 Protect workbench waxed paper clamp trailing edge down using spreader bar shown spreader bar used apply evenly150 Model Aviation Matched Performance System TOP PERFORMANCE K&B ENGINES AdaneMaine K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices distributed pressure over entire assembly Allow assembly cure 24 hours Step 6 Sand off excess epoxy have aluminum wing Step 7 Try might like individual has something con tribute Speed column please feel free mail help appreciated address Mr Osamu Khono manufacturer monoline-type con trol unit T HonG Speed Gang Co F-Coat 207 Yakumooai P25-2 Choufu City Tokyo 182 Japan P&G Metal Products new source Dyna Jet just happens have same address given below Gene Hempel 301 N Yale Dr Garland TX 75042 B-25/M ichaels Continued page 70 ribs knife Dont worry about dupli cating shape ribs exactly plans long youre fairly close both wing panels same model should fly okay thingdont forget cut holes lead-out wires inboard wing ribs trailing edge made standard piece pre-shaped trailing edge stock cut down i wide sure cut extra width thick side wood trailing edge will too thick leading edge piece n balsa sanded shape after wing built Because wing incorporates no di hedral can built piece panel time building board small build panel separately glue together Leave top sheeting off until have joined pan els use piece Yi6 sheet go nacelle nacelle However wing will stronger built con tinuous piece instead two halves joined center building board large enough means build wing piece going nacelle nacelle both top bottom sheeting Use very straight flat building board Place plans board cover plans clear plastic wax paper Start construction pinning bottom spar over plan followed bottom sheeting Dont worry about holes nacellesthey will cut out later Once sheeting spar place pin trailing edge plan glue edge bottom sheeting Glue ribs place over spar Use piece scrap balsa get spacing correct nacelles between R-3 ribs Add balsa wing tips after W-8 ribs What happens famous STICK combined St Croix quality CANARD-PUSHER configuration Simply EASIEST-TO-BUILD BESTFLYING canard airplane available high quality wood parts kit precision cut EASY TO ASSEMBLE great instructions plans youll canard flying justafewdays Plus L place Vi6 sheet balsa webbing pieces vertical grain between top bottom spars add good deal strength Im really sure needed outboard nacelles put anyway besides its good practice building skill will come handy later build larger models After gluing webbing pieces place add top spar Finally glue leading edge place let everything dry Remove wing building board after glue has dried sand leading edge shape Mount bellcrank Yl6 ply mount glue mount place Install 2-in music wire lead-outs As-in pushrod Complete center section wing gluing top sheeting place Glue lead-out guides wing tip weight Nacelles Cut out balsa discussed earlier Glue tabs slots nacelles making sure grain runs direction shown method construction much stronger just cutting whole nacelle out single piece balsa Attach firewall braces sand edges nacelles round Make groove landing gear rest /16 plywood plate cover plane easier assemble wire legs sticking out dont attach landing gear point Cut holes bottom wing fit nacelle tabs test-fit nacelles will glued firewalls attached after wing covered Tail surfaces Cut As sheet balsa Notice ends stabilizer cut angle give one-piece fins/rud ders offset Sand edges pieces round connect two elevator WINGSPAN 60 Engine req 35-45 Radio req 4 Chan thoroughly tested aerodynamic perfor mance assures air p lane will easy fly LOADS OF FUN Fly bare bones have fun customiz in9 make very own Star Wars ship Now can join CANARD REVOLU TION easy way.at price can afford halves piece 1/i6in music wire Use favorite method hinging elevators stabilizer used pieces MonoKote ironed across top pieces Dont glue rudders until after stabilizer has attached fuselage Covering assembly etc used silkspan cover wing model again think would use iron-on covering save tune trouble choice covering material up Before assembled planes sections gave wood parts couple coats sanding sealer sanding after pieces much easier work before assembled perform step now good finish isnt necessary model fly greatly improves final appearance Begin final assembly gluing wing fuselage making sure square Glue nacelles wing again assuring squareness both fuselage wing Glue stab fuselage connect pushrod Glue firewalls nacelles wing epoxy Glue main landing gear nacelles attach nose gear Doing order will let adjust way model sits ground raising lowering nose gears position model should rest fuselage parallel ground Remember put tires gear legs before checking Attach rudders youre ready paint model painted Aerogloss Military Flats dopeolive drab upper sur faces light gray undersides let tering US insignia made Trim MonoKote edges sealed clear dope machine guns top turret made small pieces wire April 1986 151 RD PICK Tell dealer want experIence fun canard flying Its easIest beat available call 600-826-042 toll free ORDERS ONLY ST CROIX MODELS OX 279 0 PARK FALLS WI 54552
Edition: Model Aviation - 1986/04
Page Numbers: 67, 150, 151
Control Line Speed Gene Hempel THE NUMBER letters phone calls received concerning 21 Fun Speed men tioned February 1986 column has very encouraging several questions brought up need clarifica tion First item AMA rules pertaining CL Speed will implemented no exceptions Second item minimum distance between lead-outs should no less 500 inches hope will clarify confusion will force some people read new rule book Lead-out wires shall Pylon Brand No 146 stranded stainless steel equivalent subject rule books sure check insurance agent attorney about ramifications ask individual fly Speed model event accident non-builder pilot may have assume liability depends what state trial being held jury feels particular day question presented Does someone have seriously injured before address problem safety have approached safety-factor limit used determine tensile strength fly ing lines Juries listen ex cusesthey want know seriously individual injured New products After several years dry spell Dyna Jet engine parts now available P&G Metal Prod ucts information please mail SASE address listed end column Another fine product received Osamu Khono Mr Khono manufactures Continued page 150 left monoline-type control units available Japan Above see aid friend has returned never actuaily awayeveryone just thought gone form Dyne Jet pulse-jet modei engine info ooiumn April 1986 67 U Ed Jacoby shares wing-buiiding technoiogy wIth us Details column L WANNA RACE IJADIJAT AOA L BEGINNER RACES 0 * FORM-i Instructions 5 Programs Information Contact NORTH EAST PYLON RACING ORGANIZATION 119 DEAN AVE FRANKLIN MASS 02038 Tel 611 528-4043 203 673-2000 QUAY BARBER MODELS 174 Si ZO Falok RI v ut S SEMIKIT $11995 EPOXY/CLASS/FOAM/BALSAKIT$15495 CONSTRUCTION WITH DRAWINGS AND DATA FOR FORMULA 120216 7774172 PYLON SPORT OR STANDOFF SCALE FULL OR SEMIKITSCosmic 8 10 lbs weightWind 790 sq wing areaSEMIKIT $10995 60 2 stroke 12 4 stroke KIT $14495 skit prices plus shipping ecredit cards welcome Ohio residents add 6 % S Other kits coming 27106 Butternut RidgeNorth Olmeted Ohio 44070 Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH KAB Micro-Balloons FILLER K&B SUPER PONY RESIN K&B SUPER PONY THINNER K&B SUPER PONY PRIMER K&B SUPER PONY PAINT K&B MIXING CUPS Glen lost outboard wing pic ture shows him refueling plane continued flew approximately 300 laps 700-lap race out board wing obviously de creased maneuverability speed takeoff characteristics have found taking two-compo nent epoxy thinning 25-50% sol vent applying over planked wing area out about three four ribs center section reduced amount fuel oil intrusion conse quently airframe strength main tained especially desirable shrinkable wing coverings used penetrate woods surface two-component epoxy would coverings have tendency peel back melted slight fire heat virtually no protection wood thinned-down clear twocomponent epoxy can also used coating profile fuselage tail sur faces thinning product get very little build-up wood surfaces consequently excellent adhesion shrinkable covering maintained Safety first will remember Jerry Meyer rather serious fire during Slow Rat racing event 1985 Nats result spilled raw fuel airframe extremely hot Gb-Bee battery large amount spilled fuel tarmac around pitting area have enclosed picture Slow Rat ing fueled pint plastic bottle tank filler fully pushed down overflow raw fuel running down inboard wing enormous amount fuel plus fuel ground under neath plane can easily ignited hot day well-charged Gb Bee battery another picture can see large amount fuel spilled ground vicinity pit man starting area fuel aircraft ground vapors can ignited easi ly majority Slow Rat Sport Race aircraft have automatic priming system basically portion overflow tank prime almost always goes exhaust port area piston closed thus allowing large amount fuel exhaust region hot battery applied fire can easily result case Rat Racers quick fills usually found body portion aircraft consequently amount fuel over rear plane during filling minimized addition ma jority engines rear-exhaust types competitors use mini-pipe directs exhaust away airframe best ways prime Rat engine tilt airplane forward squirt small amount fuel pipe allowing run down ex haust port engine pipe elimi nates majority fire hazard ex haust stack directs oil heat residue away fuel tank area Special priming uniflow tank have noticed several Sport Race enthusiasts utilizing uniflow tank arrangement added overflow tube allows priming engine An ingenious meth od used exiting tube virtually upper portion tank mount ing alligator clip side tank pinching flexible line leads exhaust prime tube fill ing tank alligator clip pressed finger thus opening up overflow allowing air escape tank well priming engine priming finished alligator clip mashed shut system becomes sealed except uniflow tube pointing out airstream am enclosing photo showing alligator clip closed position Another area note large alumi num mounting plate used sleevebearing K&B 35 Without ball bearings case engine vibration definite problem extremely strong fuselage section mounting plate must incor porated sour engine runs reduced airspeed will result As always comments appreci ated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hem pel Continued page 67 complete line monoline torque con trol units guarantees torque units life price little steep workmanship superb formation check listing end column have asked numerous Speed modelers would contribute some expertise Speed column appears person willing take up offer Ed Jacoby Glen Cove NY has very interesting way forming aluminum wings As discussed telephone enclosed bit information MA column FYI Department Aluminum Wing Panels Flashing Aluminum sold hardware building supply stores material appears very satisfactory purposes As sold temper approximately half-hard thick ness 012 have found material 14-in wide rolls less $1 per foot Please refer sketch Step 1 Lay out half-span panel shown cut out sharp model ers knife such No 11 X-Acto Step 2 De-burr edges Step 3 Bend panel leading edge line have access bending brake great reasonable substi tute can made using length 1/2 x 3/4-in maple motor mount materi al See sketches Bend panel beyond 90 possible Step 4 Rough up inside surfaces trailing edge 80-grit sand paper Glue two surfaces together Hobbypoxy Formula II Spread epoxy out thin keep other surfaces clean alcohol Step 5 Protect workbench waxed paper clamp trailing edge down using spreader bar shown spreader bar used apply evenly150 Model Aviation Matched Performance System TOP PERFORMANCE K&B ENGINES AdaneMaine K&B FUELSK&B GLOW PLUGS 9 Blends4 Choices distributed pressure over entire assembly Allow assembly cure 24 hours Step 6 Sand off excess epoxy have aluminum wing Step 7 Try might like individual has something con tribute Speed column please feel free mail help appreciated address Mr Osamu Khono manufacturer monoline-type con trol unit T HonG Speed Gang Co F-Coat 207 Yakumooai P25-2 Choufu City Tokyo 182 Japan P&G Metal Products new source Dyna Jet just happens have same address given below Gene Hempel 301 N Yale Dr Garland TX 75042 B-25/M ichaels Continued page 70 ribs knife Dont worry about dupli cating shape ribs exactly plans long youre fairly close both wing panels same model should fly okay thingdont forget cut holes lead-out wires inboard wing ribs trailing edge made standard piece pre-shaped trailing edge stock cut down i wide sure cut extra width thick side wood trailing edge will too thick leading edge piece n balsa sanded shape after wing built Because wing incorporates no di hedral can built piece panel time building board small build panel separately glue together Leave top sheeting off until have joined pan els use piece Yi6 sheet go nacelle nacelle However wing will stronger built con tinuous piece instead two halves joined center building board large enough means build wing piece going nacelle nacelle both top bottom sheeting Use very straight flat building board Place plans board cover plans clear plastic wax paper Start construction pinning bottom spar over plan followed bottom sheeting Dont worry about holes nacellesthey will cut out later Once sheeting spar place pin trailing edge plan glue edge bottom sheeting Glue ribs place over spar Use piece scrap balsa get spacing correct nacelles between R-3 ribs Add balsa wing tips after W-8 ribs What happens famous STICK combined St Croix quality CANARD-PUSHER configuration Simply EASIEST-TO-BUILD BESTFLYING canard airplane available high quality wood parts kit precision cut EASY TO ASSEMBLE great instructions plans youll canard flying justafewdays Plus L place Vi6 sheet balsa webbing pieces vertical grain between top bottom spars add good deal strength Im really sure needed outboard nacelles put anyway besides its good practice building skill will come handy later build larger models After gluing webbing pieces place add top spar Finally glue leading edge place let everything dry Remove wing building board after glue has dried sand leading edge shape Mount bellcrank Yl6 ply mount glue mount place Install 2-in music wire lead-outs As-in pushrod Complete center section wing gluing top sheeting place Glue lead-out guides wing tip weight Nacelles Cut out balsa discussed earlier Glue tabs slots nacelles making sure grain runs direction shown method construction much stronger just cutting whole nacelle out single piece balsa Attach firewall braces sand edges nacelles round Make groove landing gear rest /16 plywood plate cover plane easier assemble wire legs sticking out dont attach landing gear point Cut holes bottom wing fit nacelle tabs test-fit nacelles will glued firewalls attached after wing covered Tail surfaces Cut As sheet balsa Notice ends stabilizer cut angle give one-piece fins/rud ders offset Sand edges pieces round connect two elevator WINGSPAN 60 Engine req 35-45 Radio req 4 Chan thoroughly tested aerodynamic perfor mance assures air p lane will easy fly LOADS OF FUN Fly bare bones have fun customiz in9 make very own Star Wars ship Now can join CANARD REVOLU TION easy way.at price can afford halves piece 1/i6in music wire Use favorite method hinging elevators stabilizer used pieces MonoKote ironed across top pieces Dont glue rudders until after stabilizer has attached fuselage Covering assembly etc used silkspan cover wing model again think would use iron-on covering save tune trouble choice covering material up Before assembled planes sections gave wood parts couple coats sanding sealer sanding after pieces much easier work before assembled perform step now good finish isnt necessary model fly greatly improves final appearance Begin final assembly gluing wing fuselage making sure square Glue nacelles wing again assuring squareness both fuselage wing Glue stab fuselage connect pushrod Glue firewalls nacelles wing epoxy Glue main landing gear nacelles attach nose gear Doing order will let adjust way model sits ground raising lowering nose gears position model should rest fuselage parallel ground Remember put tires gear legs before checking Attach rudders youre ready paint model painted Aerogloss Military Flats dopeolive drab upper sur faces light gray undersides let tering US insignia made Trim MonoKote edges sealed clear dope machine guns top turret made small pieces wire April 1986 151 RD PICK Tell dealer want experIence fun canard flying Its easIest beat available call 600-826-042 toll free ORDERS ONLY ST CROIX MODELS OX 279 0 PARK FALLS WI 54552