NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions
Edition: Model Aviation - 1979/06
Page Numbers: 24, 25, 26, 27, 28, 29, 30, 31, 108, 109
NO OCR TEXT ng n rough race bcco nding mem u perforn e thinRs notched -hinge size Another view fuseuIkhead I/16 PLYWOOD N FFLER 020 WIRE PANiS SUP 26 Model Aviation NO OCR TEXT Pt.128 TV U 7\T\II art-shap4 1 conji ovido no rocer Ii CURT DOOODESOEO motor use today Snri od d results ie OF id differ ction p n uction Coupe x sh No buiiumg over pians r win surface NO OCR TEXT pattem-typ ms caul rer protection Iy hide mi gh top oe control pi tubing Assuming up nting nt side Other view tile ti wtated shock strut e1-pant nt use commercial pushrod exit simi wire retainers detailed plan eo5 ale jo The8e ito cu 8 tenor pvJ 3bCt LJng ex felt taIn4 two fro se seap teel mi nec pa anda tIv 8 i1flO PROPELLERS Made polyester boil color Go GRISH propeller True helical pitch airfoil win-power 2 Blade Tractor -3 -4s-35 4 304 6364 354 47-678 504 48-688 654 -49-69-7 -810-410-6 854needS -411-6118 Si 1-412-612-65150 2 Blade PusherAT YOUR DEALER 3 Blade Tractor 3 Blade Pusher etallic Aluminum 9-6 106 104 S150 Pusher106 5150 four flight controls can reversed reversing plugs inside transmitter Pro-line reports new servo underway PLS1 53 will work either positive negative pulse systems Water proof will have ballbearing output use Geisendnner pot Logictrol International Corp has FM set under development use new Sig netics IC encoder decoder chips producing XM servo large models using 24 ohm motor glassfilled nylon gears Output 6 pounds st.. Cannon Electronics delighted join Under $200 club model 825 system nicad system Ban tam Servos Tini transmitter.. Charlie K/C featuring Bantam Midget servo new IC servo-amp largest crowds show gathered around Eastcraft Specialty Prod ucts Inc watch Fred Eastman push button transmitter start engines boats planes using Lectra Start system.. Midwest Model Products importing Hirtenberger HP1 20 Tournament Champions sized models alternate-firing inline twin made up parts two 60 engines special interstructure contains carburetor valve mechanism 3 hp $350 George Meyers 70Fmehlich Farm Rd Hicksville NY 11801 Curtiss Coupe/Jessee continued page 28 laminating balsa stock together using spot cementing cut four outer pant parts two inner core parts Epoxy parts together using thin coats contacting surface pins insure alignment parts Clamp use weights until parts dry template GRISH LARGE WOOD PROPELLERS HARDWOOD. too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating 3/8 BORE ALL SIZES IN18 S7 6B&loPTcH 20B 22 10 24 13 NEW SIZE 8 PITCH 26 $16 RIGHT HAND TRACTOR 0 RUSH ST JOHN INDIANA 46373 pant mark axle hole location now dry rough paint build-up have Dremmel drill stand OK get someone has Drill -dia holes way through used some nylon bushings pant axle holes inside cemented balsa cap outside sanded smooth axle should extend through dia dowel drilled bushings use plywood washers centered over axle holes inside time fuselage tail should complete Attach wing fuselage set up cleared area work bench Slip tailwheel pants main wheels Use wheel collar inside pants lock temporarily Use block jack up rear portion pant off working surface position shown plans make cardboard jig using side profile lower wing surface top profile pant pant position established may need friendly extra hand move pant support wires inward close possible inside surface mark pant through wire eye four places locate attachment screw holes marks have added remove pants axles drill stand make four -dia holes approximately 3/8 deep Now transfer top outline shape pant onto rough pants Saw out profiles carve file sand finished shape Prepare four pieces 14 X hardwood dowel drilling 040/060 hole through four parts Slip-fit holes pants Mark around bottomed indicate cutoff line Match plugs holes Sand flush slightly below pant surface pants primed sanded finished holes will line up eyes pant retainers pants position hardwood plugs holes should 1/8 3/16 eye assembled screws will impart drawing function pulling pants inward pant sembled inserting axle through pant sidewall enough add shim washer plastic possible wheel outer shim finally retaining wheelcollar pants rotated until holes line up retaining screws added spring wires adjusted insure proper pant alignmentnot too high too low shown proper appearance Finish landing gear detail adding shock struts Wing Construction presents nothing new except jig method leading- trailingedge structure Start stack saw method preparing necessary ribs have access bandsaw one-at-a-time template method will Outline template sheet wing tip curve 1/64 ply parts Construct wing tip curve jig Foam-core very useful making quick jigs laminated ply sandwich tips take about hour total time assemble final shaping sanding blending finished panel top surface structure dry notching two jig pieces clear plywood dihedral reinforcement partsthe center section can jig built also Pin down outer panels allow dry center section being prepared T-square carpenters square draw line used align jig blocks jig blocks pine similar material lumber supply Drive small thin nails through short step notch building surface After jig blocks pinned down draw another line square across top blocks will used line up leading edge Assuming have parts ready pin leading edge trailing edge parts jig Slide ribs onto leading edge angle rotate until marked rib spacing correct Glue pin position Add triangle stock top sparout double rib located Add leading edge trailing edge sheeting cap strips drying time over notch out rib allow tip alignment extension added Use some small pieces jig block material 2 long re-jig wing small weights keep structure flat times Glue 5-mm epoxy up right left tip sub-assemblycurve top side now bottom curves added later dry slide tips plywood extensions leading edge trailing edge slots check cut fit position before gluing place tip place cut razor saw tip sheeting support strips cut cross grain will bend easily inside tip curve strips starting leading edge about 1/8 wide finish about 1/32 will allow proper taper tip 108 Model Aviation A Sizes pitches styles sheetingif extra tip made used drawing curve tip sheeting blending fun construction wing tip jig spacer blocks gives good alignment will support some trimming sand blending both panels finished top saw cut rib webbing will allow center section plywood gussets stalled Trim spars proper dihedral angles line up root rib wing upside down edge working surface block up leading edge trailing edge weigh down Slide plywood extensions down inward Check adjust fit before adding glue alignment fit check out add thin coats adhesive slide position Repeat process other panel Clamp pin until dry Add landing gear blocks support ribs Drill small holes landing gear hold-down straps Install gear clamps coat epoxy Finish wing adding lowertips spar webbing sheeting cap strips Carve plane file sand-blend finish joining wing sections requires some careful attention step planning Tail Surfaces rudder/fin stabilizer/ elevator sandwich balsa/plywood core structures laminated outlines add stiff ness resist denting better hori zontal single-grained structure also easier sand shape outline allows use soft balsa filler shape lightened plywood core carries hinge fin extension slot improves align ment strength Refer instruction sheet structure accomplished suggest prepare assemblies outline profile can sawed out after glue-up finished insuring perimeter edge square ness length 1/16 dia music wire works very good hinge gap spacer tool tall brace l holes pre drilled used alignment keys Also drawn ballpoint center lines alignment prefinished saw cut outline used template wrap around laminated part structure sandwiching laminating completed before shaping sand-blending started Try pick least medium hard 1/16 straight grained balsa laminating Wet pieces areas require tight radius bends Use soft-light 3/32 sheets side 1/64 plywood core nice allowance sanding Prior hinging assembly fuse lage separate surfaces hinge line using small saw straightedge several passes knife blade Sand edges round required Add brace wire hardwood dowels Slip out sanding until flush before gluing place 1/16 holes pre-drilled through dowels just prior final sanding Finishing plane covered MonoKote including clear over cabin all-over-white orange secon dary color black trim tape separating colors Cabin doors outlined 1/32 black tape Spray over color tapes clear enamel model dry weighs just under 4 lbs bare airframe LG wires near 2 lbs 4- 6-ounce pylon tank can used However 6 ounce must rotated 900 slide fit Engine Max 30 muffler Robart wheels narrow enough fit pants well used World Engines Expert radio Sb servos No servo relocation required adjust center gravity plan location Using similar-size equip ment power should require shifting components Make sure nose does balance above horizontal plane supported CG position Adjust control surfaces follows Ailerons 3/16 up down rudder 40 degrees right left elevator 30 40 degrees used heavy monofilament tail brace spring retain tension landing gear shock struts wing struts add appearance should overlooked Since removable will easy add show remove flying CREDITS wish give credit thanks following people responding helpful background information Mr Louis S Casey Curator Aircraft National Air Space Museum Smithsonian Institu tion Washington DC Patti Schaft Wright-Patterson Air Force Base Air Force Museum Photography Tim Miskell P Jessee Outdoor pictures Bob Jolly surely hope enjoy building Coupe construction places though little different worthy best craftsmanship have some particular problem wish correspond send inquiry J Jessee 890 Fairview Ave D202 Bowling Green KY 42101 RC Scale/Wischers continued page 33 After days flying tank needs drained usually means removal cowl carburetor line can disconnected Unquestionably nuisance problem have found easy answer vexation can minimized using single easily access ible machine screw hold cowl place dowels snug fit other locations alignment assembling Fuel Tanks scaling down proto types model size panel cowl lines engine compartment often found wrong position due model engines being disproportionately smaller full size firewall located prototype too far rearward June1979 109 Kit FS37 $2995 Scale 1/2 1 Wing Span-44 IAnother Great R/C KitFor 049-1O Engines Beautiful New 44 TriPacer developed Ifor 2 4 channel RiC expertly designed Ifeaturing accurately diecut Balsa pre Icisely vacuumformed parts Hardware detailed Plans Instructions