Solder Wiring Tool trying splice servo wires together solder new plugs onto radio sys tem has ever made wish third hand wish now has come true set soldering jigs will have making connections like pro HEy Schoenberg Ron Shutes MANY OF US RCers have accumulated several radio systems over years number still giving good ser vice Thats us have updated process doing Problems can arise though try combine older components system new airplane Since no standardization receiver servo plugs such electrical out lets homes often necessary change plugs make Left Once solder cools now single piece wire lifted out through slits tubing Right three jigs laid out base plate extra piece tubing bottom base can used hold additional pieces solder handy 38 Model Aviation Authors Ron Shutes L Ev Schoenberg take look newly finished wiring tool Ac tually three tools little gadget makes soldering easier produces better joints C 0 0 e E w 0 U 0 U 0 0 aThe tirat three jigs holds female- center jig holds male connectors type connectors securely place heat tightly place pen knife acts heat solder applied pin wire sink prevent plastic plug melting final jig used splice two sections wire together Slits silicone allow theEven though solder hot iron right wire removed once has joinedup against tubing suffers no ill effects #1 OUTBICYCLE SPOKE OR MUSIC WIRE [ZT #8 BACKSTOP -K113 Ei~ 7 MALE CONNECTOR TINNED PRONGS DOWN TINNED ON TOP LARGER SHRINK TUBING CAN BE ADDED FOR EXTRA STRENGTH #7 #3SLIT #5 FEMALE CONNECTOR #4 40 60 TUBING BACKSTOP j SLIT PLAN OF FINISHED TOOL #8 SLIT PLAN VIEW SHRINK TUBING ONTO FINISHED JOINT/ ~ TIN N ED PRONGS DOWN TINNED ON TOP servo X work receiver Y youre like soldering wires gether changing systems and/or con nectors has always frustrating time-consuming job can hard someone whos nimble-fingered elec tronics technician make splice thats both strong neat recently came up against problem again happened mention club instructor Ron Shutes during hangar flying sessions Switching connectors pain Ron complained Youre right agreed often switch two different brands ra dios out airplanes end up doing lot soldering find better way So made up tool job Its simple inexpensive works like charm should point out before retiring Ron accountant Coming up tool soldering new connectors receiv ers servos different satisfying change pace him Most modern RC connectors solderable will often necessary splice wires themselves havent much luck alligator clips holding together out open simple tool heart Rons tool heat-resistant sili cone fuel tubing now use mod els thermal characteristics tub ing make impervious hot soldering iron molten rosin core solder reality jig complete will actually three tools onea splicer single-pronged female connector dou ble-pronged male connector Requfred materials 1 A baseplate 46-in aluminum -in plywood three four inches square 2 One piece /2A medium-size sili cone fuel tubing 4/z long 3 One piece large-size silicone fuel tubing 4 A teaspoon baking soda Make sure its baking soda baking powder Construction Cut 4-in length tub ing four pieces 2-in-long piece two 1-in -long pieces /2-in-long piece will primary items three tools make splicing tool take 2-in piece tubing hand insert bicycle spoke length suitably sized music wire way through tubing Use diameter wire spoke will slip through easily still snug Using sharp #11 razor knife cut A-in wedge out center tubing wire side will act guide making hor izontal part cut See drawing #1 details wire still inserted cutout facing up glue tubing base cyanoacrylate CyA 1 up bot tom edge See photos exact place ment three tools Use dusting baking soda strengthen bond After glue cures remove wire spoke Starting cutout carefully cut exit slits way along upper wall tub ing slicing outward end Drawing #2 illustrates operation use splicing tool join two sec tions wire first strip insulation end wire spliced tin presolder Slip 3A-in piece October 1988 39 INVERTED #11 BLADE -..#2 SIDE VIEW SLIT - SLIT U Io n ir oV D] N YROD THE ORIGINAL 4QmbQc PUSH ROD COMPLETE WITH ALL REQUIRED METAL -FITTINGS IDEALLY SUITED FOR ANY PUSH ROD ACTION RUDDERS ELEVATORS AILERONS THROTTLEHARDWARE INCLUDED ROL BOATS SEA PLANES YOUR14 NYRODapterd4C INATION18 Rod 2-56 Threaded end 9 34 LONG ASSEMBLED LENGTHCat NYROD SU-PR-LINE PRODUCTS INC 18800 State Route 47 E SIdney OhIo 45365 Ph 513 498-1721 heat shrink tubing onto wires feed wire ends tool Align tinned wire ends side-by-side cutout center part silicone tubing will hold wires position cutout area can neatly fused gether hot iron solder 25-watt soldering iron fine job silicone tubing will resist heat quite comfortably Once joint cools pull wire out through slit Inspect joint rough spots test strength satis fied complete splice slipping heat shrink tubing over joint shrink ing place heat gun single-pronged female connector tool proceed same manner splicer except A-in notch cut out end piece 1-in tubing Again slit upper wall out tubes end Drawing #3 details Using CyA baking soda glue 1in tubing 2 bottom plate parallel splicing tool dries glue e large 44 60 engine size fuel tubing approximately % in front right angles wedge-cut end 1-in tubing space between two pieces tubing see drawing #4 should length connector housing use single-prong connector care fully tin connector prongs excessive heat will melt plastic connector skinned wire ends Dont forget slip heat shrink tubing over wire before sol dering Lay oonnector tool its first prong inserted notched end 1-in tubing shown drawing #5 Make sure have correctly identified positive negative signal lead wires Align proper tinned wire top appropriate prong Hold wire steady pen knife acts heat sink drop tad solder wire prong Repeat other two prongs slip heat shrink tubing over prongs complete job double-prong male connector use A-in piece tubing backstop 1-in tubing sliced inner end slit top wire insertions Glue two tubings line three inches up bottom base spacing fit width connector After sol dering wire lifted out pulling connectors back prong out backstop tube see drawing #6 Prongs two three soldered turn fitted heat shrink tubing Drawing #7 shows additional piece larger heat shrink tubing can used cover connections increase mechanical strength Drawing #8 shows finished tool approximately 4 x 4-in plate three sets jigs will become important part RC wiring procedures has worked well us has resulted joints considerable improvement over Continued page 143 40 Model Aviation ANY WAY YOU USE THEM ADDS UP TO BETTER UPERFORMANCE thats Im offering Next bought K&B Model 5900 Sportster 45 its matching muffler put engine its firewall mount made some measurements various fuels props intake silencers aftermufflers breaking K&B muffler excellent experimented rubber mount made 3-in-diameter spongerubber wheel Summasy results Table 1 Don Lowe right biggest improvements come reducing rpm isolating engine airframe Finally put engine Lanier Javelin has blow-molded plastic-and-plywood fuse lage flew made some measure ments Overall can say K&B Sportster 45 handled nicely quietly reliably K&B fashion rubber mount made plane quieter case solid wood mount agrees Don Lowes find ings really should put effort isolat ing engine mounts Solder/Schoenberg-Shutes Continued page 40 previous freehand soldering jobs modelers may want try out such tool kit materials instruc dons available $650 postpaid RC Wiring Tool 858 NE Quimby Aye Bend Oregon 97701 RC Scale/Tschirgi Continued page 43 lightweight bracketiy include tension member between engine crankshaft bearing housing big main gear shaft can see photo Its also impossible make mounting faces brackets coplanar using simple tools Without resort some trickery whole assembly will warped tighten mounting screws trick coat bracket faces paraffin area contact firewall thick mixture epoxy microballoons firewall horizontal keep epoxy/microhaboon mixture run ning lightly bolt propulsion systems brack ets firewall paraffin keeps epoxy adhering bracket faces Dufaux flew quite well defi nitely overpowered would ROG grass strip flight phato model taken during its last flightabout two sec onds destruction flying photog rapher doing tight turn right al titude about 15 ft model snap rolled over top ie left Look closely will see models aileron rud der positions hard-over right Mark up pilot error moral Any Scale model wing washout likely grow old gracefully Another two photos 1917-vintage Bran denburg W-18 seaplane fighter designed Ernst Heinkel gained greater fame WW II Again model /6-scale has wingspan 70 An inverted old-style Supertigre ST60 pushed its 7 lb along almost sprightly style lots washout lower wings allowed mild acrobatics model worth discussing since did well Scale meets number years events flown off landed grass paved runways Two factors primary contributors success First example outstanding craftsmanship real craftsmanship doesnt count too much judge 15 ft model What judge could see interesting out-of-the-rut configuration gaudy colors markings Scale judges will score model unusual aircraft little higher Perhaps originality factor because some like myself regret old own-design bonus dropped static scoring AMA some years ago Addition ally judges presented models same aircraft type has plain-Jane finish gaudy ones will get significantly higher pointseven difference easily ap Continued page 146 October 1988 143 Table 1 Firewall-mounted K&B Sportster 45 its muffler A-scale slow Radio Shack sound-level meter located 9 ft out 1 ft up source over packed sand HardIsolated PropRPM MountMount 9x6 TF13500 97dB92dB Spr M 10x6 12000 94dB88dB 1991 Guidelines certification first equipment has certified meet narrow-band requirements AMA 1991 Guidelines listed AM4 News section month
Edition: Model Aviation - 1988/10
Page Numbers: 38, 39, 40, 143
Edition: Model Aviation - 1988/10
Page Numbers: 38, 39, 40, 143
Solder Wiring Tool trying splice servo wires together solder new plugs onto radio sys tem has ever made wish third hand wish now has come true set soldering jigs will have making connections like pro HEy Schoenberg Ron Shutes MANY OF US RCers have accumulated several radio systems over years number still giving good ser vice Thats us have updated process doing Problems can arise though try combine older components system new airplane Since no standardization receiver servo plugs such electrical out lets homes often necessary change plugs make Left Once solder cools now single piece wire lifted out through slits tubing Right three jigs laid out base plate extra piece tubing bottom base can used hold additional pieces solder handy 38 Model Aviation Authors Ron Shutes L Ev Schoenberg take look newly finished wiring tool Ac tually three tools little gadget makes soldering easier produces better joints C 0 0 e E w 0 U 0 U 0 0 aThe tirat three jigs holds female- center jig holds male connectors type connectors securely place heat tightly place pen knife acts heat solder applied pin wire sink prevent plastic plug melting final jig used splice two sections wire together Slits silicone allow theEven though solder hot iron right wire removed once has joinedup against tubing suffers no ill effects #1 OUTBICYCLE SPOKE OR MUSIC WIRE [ZT #8 BACKSTOP -K113 Ei~ 7 MALE CONNECTOR TINNED PRONGS DOWN TINNED ON TOP LARGER SHRINK TUBING CAN BE ADDED FOR EXTRA STRENGTH #7 #3SLIT #5 FEMALE CONNECTOR #4 40 60 TUBING BACKSTOP j SLIT PLAN OF FINISHED TOOL #8 SLIT PLAN VIEW SHRINK TUBING ONTO FINISHED JOINT/ ~ TIN N ED PRONGS DOWN TINNED ON TOP servo X work receiver Y youre like soldering wires gether changing systems and/or con nectors has always frustrating time-consuming job can hard someone whos nimble-fingered elec tronics technician make splice thats both strong neat recently came up against problem again happened mention club instructor Ron Shutes during hangar flying sessions Switching connectors pain Ron complained Youre right agreed often switch two different brands ra dios out airplanes end up doing lot soldering find better way So made up tool job Its simple inexpensive works like charm should point out before retiring Ron accountant Coming up tool soldering new connectors receiv ers servos different satisfying change pace him Most modern RC connectors solderable will often necessary splice wires themselves havent much luck alligator clips holding together out open simple tool heart Rons tool heat-resistant sili cone fuel tubing now use mod els thermal characteristics tub ing make impervious hot soldering iron molten rosin core solder reality jig complete will actually three tools onea splicer single-pronged female connector dou ble-pronged male connector Requfred materials 1 A baseplate 46-in aluminum -in plywood three four inches square 2 One piece /2A medium-size sili cone fuel tubing 4/z long 3 One piece large-size silicone fuel tubing 4 A teaspoon baking soda Make sure its baking soda baking powder Construction Cut 4-in length tub ing four pieces 2-in-long piece two 1-in -long pieces /2-in-long piece will primary items three tools make splicing tool take 2-in piece tubing hand insert bicycle spoke length suitably sized music wire way through tubing Use diameter wire spoke will slip through easily still snug Using sharp #11 razor knife cut A-in wedge out center tubing wire side will act guide making hor izontal part cut See drawing #1 details wire still inserted cutout facing up glue tubing base cyanoacrylate CyA 1 up bot tom edge See photos exact place ment three tools Use dusting baking soda strengthen bond After glue cures remove wire spoke Starting cutout carefully cut exit slits way along upper wall tub ing slicing outward end Drawing #2 illustrates operation use splicing tool join two sec tions wire first strip insulation end wire spliced tin presolder Slip 3A-in piece October 1988 39 INVERTED #11 BLADE -..#2 SIDE VIEW SLIT - SLIT U Io n ir oV D] N YROD THE ORIGINAL 4QmbQc PUSH ROD COMPLETE WITH ALL REQUIRED METAL -FITTINGS IDEALLY SUITED FOR ANY PUSH ROD ACTION RUDDERS ELEVATORS AILERONS THROTTLEHARDWARE INCLUDED ROL BOATS SEA PLANES YOUR14 NYRODapterd4C INATION18 Rod 2-56 Threaded end 9 34 LONG ASSEMBLED LENGTHCat NYROD SU-PR-LINE PRODUCTS INC 18800 State Route 47 E SIdney OhIo 45365 Ph 513 498-1721 heat shrink tubing onto wires feed wire ends tool Align tinned wire ends side-by-side cutout center part silicone tubing will hold wires position cutout area can neatly fused gether hot iron solder 25-watt soldering iron fine job silicone tubing will resist heat quite comfortably Once joint cools pull wire out through slit Inspect joint rough spots test strength satis fied complete splice slipping heat shrink tubing over joint shrink ing place heat gun single-pronged female connector tool proceed same manner splicer except A-in notch cut out end piece 1-in tubing Again slit upper wall out tubes end Drawing #3 details Using CyA baking soda glue 1in tubing 2 bottom plate parallel splicing tool dries glue e large 44 60 engine size fuel tubing approximately % in front right angles wedge-cut end 1-in tubing space between two pieces tubing see drawing #4 should length connector housing use single-prong connector care fully tin connector prongs excessive heat will melt plastic connector skinned wire ends Dont forget slip heat shrink tubing over wire before sol dering Lay oonnector tool its first prong inserted notched end 1-in tubing shown drawing #5 Make sure have correctly identified positive negative signal lead wires Align proper tinned wire top appropriate prong Hold wire steady pen knife acts heat sink drop tad solder wire prong Repeat other two prongs slip heat shrink tubing over prongs complete job double-prong male connector use A-in piece tubing backstop 1-in tubing sliced inner end slit top wire insertions Glue two tubings line three inches up bottom base spacing fit width connector After sol dering wire lifted out pulling connectors back prong out backstop tube see drawing #6 Prongs two three soldered turn fitted heat shrink tubing Drawing #7 shows additional piece larger heat shrink tubing can used cover connections increase mechanical strength Drawing #8 shows finished tool approximately 4 x 4-in plate three sets jigs will become important part RC wiring procedures has worked well us has resulted joints considerable improvement over Continued page 143 40 Model Aviation ANY WAY YOU USE THEM ADDS UP TO BETTER UPERFORMANCE thats Im offering Next bought K&B Model 5900 Sportster 45 its matching muffler put engine its firewall mount made some measurements various fuels props intake silencers aftermufflers breaking K&B muffler excellent experimented rubber mount made 3-in-diameter spongerubber wheel Summasy results Table 1 Don Lowe right biggest improvements come reducing rpm isolating engine airframe Finally put engine Lanier Javelin has blow-molded plastic-and-plywood fuse lage flew made some measure ments Overall can say K&B Sportster 45 handled nicely quietly reliably K&B fashion rubber mount made plane quieter case solid wood mount agrees Don Lowes find ings really should put effort isolat ing engine mounts Solder/Schoenberg-Shutes Continued page 40 previous freehand soldering jobs modelers may want try out such tool kit materials instruc dons available $650 postpaid RC Wiring Tool 858 NE Quimby Aye Bend Oregon 97701 RC Scale/Tschirgi Continued page 43 lightweight bracketiy include tension member between engine crankshaft bearing housing big main gear shaft can see photo Its also impossible make mounting faces brackets coplanar using simple tools Without resort some trickery whole assembly will warped tighten mounting screws trick coat bracket faces paraffin area contact firewall thick mixture epoxy microballoons firewall horizontal keep epoxy/microhaboon mixture run ning lightly bolt propulsion systems brack ets firewall paraffin keeps epoxy adhering bracket faces Dufaux flew quite well defi nitely overpowered would ROG grass strip flight phato model taken during its last flightabout two sec onds destruction flying photog rapher doing tight turn right al titude about 15 ft model snap rolled over top ie left Look closely will see models aileron rud der positions hard-over right Mark up pilot error moral Any Scale model wing washout likely grow old gracefully Another two photos 1917-vintage Bran denburg W-18 seaplane fighter designed Ernst Heinkel gained greater fame WW II Again model /6-scale has wingspan 70 An inverted old-style Supertigre ST60 pushed its 7 lb along almost sprightly style lots washout lower wings allowed mild acrobatics model worth discussing since did well Scale meets number years events flown off landed grass paved runways Two factors primary contributors success First example outstanding craftsmanship real craftsmanship doesnt count too much judge 15 ft model What judge could see interesting out-of-the-rut configuration gaudy colors markings Scale judges will score model unusual aircraft little higher Perhaps originality factor because some like myself regret old own-design bonus dropped static scoring AMA some years ago Addition ally judges presented models same aircraft type has plain-Jane finish gaudy ones will get significantly higher pointseven difference easily ap Continued page 146 October 1988 143 Table 1 Firewall-mounted K&B Sportster 45 its muffler A-scale slow Radio Shack sound-level meter located 9 ft out 1 ft up source over packed sand HardIsolated PropRPM MountMount 9x6 TF13500 97dB92dB Spr M 10x6 12000 94dB88dB 1991 Guidelines certification first equipment has certified meet narrow-band requirements AMA 1991 Guidelines listed AM4 News section month
Edition: Model Aviation - 1988/10
Page Numbers: 38, 39, 40, 143
Solder Wiring Tool trying splice servo wires together solder new plugs onto radio sys tem has ever made wish third hand wish now has come true set soldering jigs will have making connections like pro HEy Schoenberg Ron Shutes MANY OF US RCers have accumulated several radio systems over years number still giving good ser vice Thats us have updated process doing Problems can arise though try combine older components system new airplane Since no standardization receiver servo plugs such electrical out lets homes often necessary change plugs make Left Once solder cools now single piece wire lifted out through slits tubing Right three jigs laid out base plate extra piece tubing bottom base can used hold additional pieces solder handy 38 Model Aviation Authors Ron Shutes L Ev Schoenberg take look newly finished wiring tool Ac tually three tools little gadget makes soldering easier produces better joints C 0 0 e E w 0 U 0 U 0 0 aThe tirat three jigs holds female- center jig holds male connectors type connectors securely place heat tightly place pen knife acts heat solder applied pin wire sink prevent plastic plug melting final jig used splice two sections wire together Slits silicone allow theEven though solder hot iron right wire removed once has joinedup against tubing suffers no ill effects #1 OUTBICYCLE SPOKE OR MUSIC WIRE [ZT #8 BACKSTOP -K113 Ei~ 7 MALE CONNECTOR TINNED PRONGS DOWN TINNED ON TOP LARGER SHRINK TUBING CAN BE ADDED FOR EXTRA STRENGTH #7 #3SLIT #5 FEMALE CONNECTOR #4 40 60 TUBING BACKSTOP j SLIT PLAN OF FINISHED TOOL #8 SLIT PLAN VIEW SHRINK TUBING ONTO FINISHED JOINT/ ~ TIN N ED PRONGS DOWN TINNED ON TOP servo X work receiver Y youre like soldering wires gether changing systems and/or con nectors has always frustrating time-consuming job can hard someone whos nimble-fingered elec tronics technician make splice thats both strong neat recently came up against problem again happened mention club instructor Ron Shutes during hangar flying sessions Switching connectors pain Ron complained Youre right agreed often switch two different brands ra dios out airplanes end up doing lot soldering find better way So made up tool job Its simple inexpensive works like charm should point out before retiring Ron accountant Coming up tool soldering new connectors receiv ers servos different satisfying change pace him Most modern RC connectors solderable will often necessary splice wires themselves havent much luck alligator clips holding together out open simple tool heart Rons tool heat-resistant sili cone fuel tubing now use mod els thermal characteristics tub ing make impervious hot soldering iron molten rosin core solder reality jig complete will actually three tools onea splicer single-pronged female connector dou ble-pronged male connector Requfred materials 1 A baseplate 46-in aluminum -in plywood three four inches square 2 One piece /2A medium-size sili cone fuel tubing 4/z long 3 One piece large-size silicone fuel tubing 4 A teaspoon baking soda Make sure its baking soda baking powder Construction Cut 4-in length tub ing four pieces 2-in-long piece two 1-in -long pieces /2-in-long piece will primary items three tools make splicing tool take 2-in piece tubing hand insert bicycle spoke length suitably sized music wire way through tubing Use diameter wire spoke will slip through easily still snug Using sharp #11 razor knife cut A-in wedge out center tubing wire side will act guide making hor izontal part cut See drawing #1 details wire still inserted cutout facing up glue tubing base cyanoacrylate CyA 1 up bot tom edge See photos exact place ment three tools Use dusting baking soda strengthen bond After glue cures remove wire spoke Starting cutout carefully cut exit slits way along upper wall tub ing slicing outward end Drawing #2 illustrates operation use splicing tool join two sec tions wire first strip insulation end wire spliced tin presolder Slip 3A-in piece October 1988 39 INVERTED #11 BLADE -..#2 SIDE VIEW SLIT - SLIT U Io n ir oV D] N YROD THE ORIGINAL 4QmbQc PUSH ROD COMPLETE WITH ALL REQUIRED METAL -FITTINGS IDEALLY SUITED FOR ANY PUSH ROD ACTION RUDDERS ELEVATORS AILERONS THROTTLEHARDWARE INCLUDED ROL BOATS SEA PLANES YOUR14 NYRODapterd4C INATION18 Rod 2-56 Threaded end 9 34 LONG ASSEMBLED LENGTHCat NYROD SU-PR-LINE PRODUCTS INC 18800 State Route 47 E SIdney OhIo 45365 Ph 513 498-1721 heat shrink tubing onto wires feed wire ends tool Align tinned wire ends side-by-side cutout center part silicone tubing will hold wires position cutout area can neatly fused gether hot iron solder 25-watt soldering iron fine job silicone tubing will resist heat quite comfortably Once joint cools pull wire out through slit Inspect joint rough spots test strength satis fied complete splice slipping heat shrink tubing over joint shrink ing place heat gun single-pronged female connector tool proceed same manner splicer except A-in notch cut out end piece 1-in tubing Again slit upper wall out tubes end Drawing #3 details Using CyA baking soda glue 1in tubing 2 bottom plate parallel splicing tool dries glue e large 44 60 engine size fuel tubing approximately % in front right angles wedge-cut end 1-in tubing space between two pieces tubing see drawing #4 should length connector housing use single-prong connector care fully tin connector prongs excessive heat will melt plastic connector skinned wire ends Dont forget slip heat shrink tubing over wire before sol dering Lay oonnector tool its first prong inserted notched end 1-in tubing shown drawing #5 Make sure have correctly identified positive negative signal lead wires Align proper tinned wire top appropriate prong Hold wire steady pen knife acts heat sink drop tad solder wire prong Repeat other two prongs slip heat shrink tubing over prongs complete job double-prong male connector use A-in piece tubing backstop 1-in tubing sliced inner end slit top wire insertions Glue two tubings line three inches up bottom base spacing fit width connector After sol dering wire lifted out pulling connectors back prong out backstop tube see drawing #6 Prongs two three soldered turn fitted heat shrink tubing Drawing #7 shows additional piece larger heat shrink tubing can used cover connections increase mechanical strength Drawing #8 shows finished tool approximately 4 x 4-in plate three sets jigs will become important part RC wiring procedures has worked well us has resulted joints considerable improvement over Continued page 143 40 Model Aviation ANY WAY YOU USE THEM ADDS UP TO BETTER UPERFORMANCE thats Im offering Next bought K&B Model 5900 Sportster 45 its matching muffler put engine its firewall mount made some measurements various fuels props intake silencers aftermufflers breaking K&B muffler excellent experimented rubber mount made 3-in-diameter spongerubber wheel Summasy results Table 1 Don Lowe right biggest improvements come reducing rpm isolating engine airframe Finally put engine Lanier Javelin has blow-molded plastic-and-plywood fuse lage flew made some measure ments Overall can say K&B Sportster 45 handled nicely quietly reliably K&B fashion rubber mount made plane quieter case solid wood mount agrees Don Lowes find ings really should put effort isolat ing engine mounts Solder/Schoenberg-Shutes Continued page 40 previous freehand soldering jobs modelers may want try out such tool kit materials instruc dons available $650 postpaid RC Wiring Tool 858 NE Quimby Aye Bend Oregon 97701 RC Scale/Tschirgi Continued page 43 lightweight bracketiy include tension member between engine crankshaft bearing housing big main gear shaft can see photo Its also impossible make mounting faces brackets coplanar using simple tools Without resort some trickery whole assembly will warped tighten mounting screws trick coat bracket faces paraffin area contact firewall thick mixture epoxy microballoons firewall horizontal keep epoxy/microhaboon mixture run ning lightly bolt propulsion systems brack ets firewall paraffin keeps epoxy adhering bracket faces Dufaux flew quite well defi nitely overpowered would ROG grass strip flight phato model taken during its last flightabout two sec onds destruction flying photog rapher doing tight turn right al titude about 15 ft model snap rolled over top ie left Look closely will see models aileron rud der positions hard-over right Mark up pilot error moral Any Scale model wing washout likely grow old gracefully Another two photos 1917-vintage Bran denburg W-18 seaplane fighter designed Ernst Heinkel gained greater fame WW II Again model /6-scale has wingspan 70 An inverted old-style Supertigre ST60 pushed its 7 lb along almost sprightly style lots washout lower wings allowed mild acrobatics model worth discussing since did well Scale meets number years events flown off landed grass paved runways Two factors primary contributors success First example outstanding craftsmanship real craftsmanship doesnt count too much judge 15 ft model What judge could see interesting out-of-the-rut configuration gaudy colors markings Scale judges will score model unusual aircraft little higher Perhaps originality factor because some like myself regret old own-design bonus dropped static scoring AMA some years ago Addition ally judges presented models same aircraft type has plain-Jane finish gaudy ones will get significantly higher pointseven difference easily ap Continued page 146 October 1988 143 Table 1 Firewall-mounted K&B Sportster 45 its muffler A-scale slow Radio Shack sound-level meter located 9 ft out 1 ft up source over packed sand HardIsolated PropRPM MountMount 9x6 TF13500 97dB92dB Spr M 10x6 12000 94dB88dB 1991 Guidelines certification first equipment has certified meet narrow-band requirements AMA 1991 Guidelines listed AM4 News section month
Edition: Model Aviation - 1988/10
Page Numbers: 38, 39, 40, 143
Solder Wiring Tool trying splice servo wires together solder new plugs onto radio sys tem has ever made wish third hand wish now has come true set soldering jigs will have making connections like pro HEy Schoenberg Ron Shutes MANY OF US RCers have accumulated several radio systems over years number still giving good ser vice Thats us have updated process doing Problems can arise though try combine older components system new airplane Since no standardization receiver servo plugs such electrical out lets homes often necessary change plugs make Left Once solder cools now single piece wire lifted out through slits tubing Right three jigs laid out base plate extra piece tubing bottom base can used hold additional pieces solder handy 38 Model Aviation Authors Ron Shutes L Ev Schoenberg take look newly finished wiring tool Ac tually three tools little gadget makes soldering easier produces better joints C 0 0 e E w 0 U 0 U 0 0 aThe tirat three jigs holds female- center jig holds male connectors type connectors securely place heat tightly place pen knife acts heat solder applied pin wire sink prevent plastic plug melting final jig used splice two sections wire together Slits silicone allow theEven though solder hot iron right wire removed once has joinedup against tubing suffers no ill effects #1 OUTBICYCLE SPOKE OR MUSIC WIRE [ZT #8 BACKSTOP -K113 Ei~ 7 MALE CONNECTOR TINNED PRONGS DOWN TINNED ON TOP LARGER SHRINK TUBING CAN BE ADDED FOR EXTRA STRENGTH #7 #3SLIT #5 FEMALE CONNECTOR #4 40 60 TUBING BACKSTOP j SLIT PLAN OF FINISHED TOOL #8 SLIT PLAN VIEW SHRINK TUBING ONTO FINISHED JOINT/ ~ TIN N ED PRONGS DOWN TINNED ON TOP servo X work receiver Y youre like soldering wires gether changing systems and/or con nectors has always frustrating time-consuming job can hard someone whos nimble-fingered elec tronics technician make splice thats both strong neat recently came up against problem again happened mention club instructor Ron Shutes during hangar flying sessions Switching connectors pain Ron complained Youre right agreed often switch two different brands ra dios out airplanes end up doing lot soldering find better way So made up tool job Its simple inexpensive works like charm should point out before retiring Ron accountant Coming up tool soldering new connectors receiv ers servos different satisfying change pace him Most modern RC connectors solderable will often necessary splice wires themselves havent much luck alligator clips holding together out open simple tool heart Rons tool heat-resistant sili cone fuel tubing now use mod els thermal characteristics tub ing make impervious hot soldering iron molten rosin core solder reality jig complete will actually three tools onea splicer single-pronged female connector dou ble-pronged male connector Requfred materials 1 A baseplate 46-in aluminum -in plywood three four inches square 2 One piece /2A medium-size sili cone fuel tubing 4/z long 3 One piece large-size silicone fuel tubing 4 A teaspoon baking soda Make sure its baking soda baking powder Construction Cut 4-in length tub ing four pieces 2-in-long piece two 1-in -long pieces /2-in-long piece will primary items three tools make splicing tool take 2-in piece tubing hand insert bicycle spoke length suitably sized music wire way through tubing Use diameter wire spoke will slip through easily still snug Using sharp #11 razor knife cut A-in wedge out center tubing wire side will act guide making hor izontal part cut See drawing #1 details wire still inserted cutout facing up glue tubing base cyanoacrylate CyA 1 up bot tom edge See photos exact place ment three tools Use dusting baking soda strengthen bond After glue cures remove wire spoke Starting cutout carefully cut exit slits way along upper wall tub ing slicing outward end Drawing #2 illustrates operation use splicing tool join two sec tions wire first strip insulation end wire spliced tin presolder Slip 3A-in piece October 1988 39 INVERTED #11 BLADE -..#2 SIDE VIEW SLIT - SLIT U Io n ir oV D] N YROD THE ORIGINAL 4QmbQc PUSH ROD COMPLETE WITH ALL REQUIRED METAL -FITTINGS IDEALLY SUITED FOR ANY PUSH ROD ACTION RUDDERS ELEVATORS AILERONS THROTTLEHARDWARE INCLUDED ROL BOATS SEA PLANES YOUR14 NYRODapterd4C INATION18 Rod 2-56 Threaded end 9 34 LONG ASSEMBLED LENGTHCat NYROD SU-PR-LINE PRODUCTS INC 18800 State Route 47 E SIdney OhIo 45365 Ph 513 498-1721 heat shrink tubing onto wires feed wire ends tool Align tinned wire ends side-by-side cutout center part silicone tubing will hold wires position cutout area can neatly fused gether hot iron solder 25-watt soldering iron fine job silicone tubing will resist heat quite comfortably Once joint cools pull wire out through slit Inspect joint rough spots test strength satis fied complete splice slipping heat shrink tubing over joint shrink ing place heat gun single-pronged female connector tool proceed same manner splicer except A-in notch cut out end piece 1-in tubing Again slit upper wall out tubes end Drawing #3 details Using CyA baking soda glue 1in tubing 2 bottom plate parallel splicing tool dries glue e large 44 60 engine size fuel tubing approximately % in front right angles wedge-cut end 1-in tubing space between two pieces tubing see drawing #4 should length connector housing use single-prong connector care fully tin connector prongs excessive heat will melt plastic connector skinned wire ends Dont forget slip heat shrink tubing over wire before sol dering Lay oonnector tool its first prong inserted notched end 1-in tubing shown drawing #5 Make sure have correctly identified positive negative signal lead wires Align proper tinned wire top appropriate prong Hold wire steady pen knife acts heat sink drop tad solder wire prong Repeat other two prongs slip heat shrink tubing over prongs complete job double-prong male connector use A-in piece tubing backstop 1-in tubing sliced inner end slit top wire insertions Glue two tubings line three inches up bottom base spacing fit width connector After sol dering wire lifted out pulling connectors back prong out backstop tube see drawing #6 Prongs two three soldered turn fitted heat shrink tubing Drawing #7 shows additional piece larger heat shrink tubing can used cover connections increase mechanical strength Drawing #8 shows finished tool approximately 4 x 4-in plate three sets jigs will become important part RC wiring procedures has worked well us has resulted joints considerable improvement over Continued page 143 40 Model Aviation ANY WAY YOU USE THEM ADDS UP TO BETTER UPERFORMANCE thats Im offering Next bought K&B Model 5900 Sportster 45 its matching muffler put engine its firewall mount made some measurements various fuels props intake silencers aftermufflers breaking K&B muffler excellent experimented rubber mount made 3-in-diameter spongerubber wheel Summasy results Table 1 Don Lowe right biggest improvements come reducing rpm isolating engine airframe Finally put engine Lanier Javelin has blow-molded plastic-and-plywood fuse lage flew made some measure ments Overall can say K&B Sportster 45 handled nicely quietly reliably K&B fashion rubber mount made plane quieter case solid wood mount agrees Don Lowes find ings really should put effort isolat ing engine mounts Solder/Schoenberg-Shutes Continued page 40 previous freehand soldering jobs modelers may want try out such tool kit materials instruc dons available $650 postpaid RC Wiring Tool 858 NE Quimby Aye Bend Oregon 97701 RC Scale/Tschirgi Continued page 43 lightweight bracketiy include tension member between engine crankshaft bearing housing big main gear shaft can see photo Its also impossible make mounting faces brackets coplanar using simple tools Without resort some trickery whole assembly will warped tighten mounting screws trick coat bracket faces paraffin area contact firewall thick mixture epoxy microballoons firewall horizontal keep epoxy/microhaboon mixture run ning lightly bolt propulsion systems brack ets firewall paraffin keeps epoxy adhering bracket faces Dufaux flew quite well defi nitely overpowered would ROG grass strip flight phato model taken during its last flightabout two sec onds destruction flying photog rapher doing tight turn right al titude about 15 ft model snap rolled over top ie left Look closely will see models aileron rud der positions hard-over right Mark up pilot error moral Any Scale model wing washout likely grow old gracefully Another two photos 1917-vintage Bran denburg W-18 seaplane fighter designed Ernst Heinkel gained greater fame WW II Again model /6-scale has wingspan 70 An inverted old-style Supertigre ST60 pushed its 7 lb along almost sprightly style lots washout lower wings allowed mild acrobatics model worth discussing since did well Scale meets number years events flown off landed grass paved runways Two factors primary contributors success First example outstanding craftsmanship real craftsmanship doesnt count too much judge 15 ft model What judge could see interesting out-of-the-rut configuration gaudy colors markings Scale judges will score model unusual aircraft little higher Perhaps originality factor because some like myself regret old own-design bonus dropped static scoring AMA some years ago Addition ally judges presented models same aircraft type has plain-Jane finish gaudy ones will get significantly higher pointseven difference easily ap Continued page 146 October 1988 143 Table 1 Firewall-mounted K&B Sportster 45 its muffler A-scale slow Radio Shack sound-level meter located 9 ft out 1 ft up source over packed sand HardIsolated PropRPM MountMount 9x6 TF13500 97dB92dB Spr M 10x6 12000 94dB88dB 1991 Guidelines certification first equipment has certified meet narrow-band requirements AMA 1991 Guidelines listed AM4 News section month
