eorgeMMyer _____________________ Radio Technipue RC IN RURAL AMERICA Im accustomed building models Long Island NY wellstocked hobby shops seldom 15 minutes vacation vis ited daughter Lee Anne husband Corey J Larsen grandchildren course home Preston ID population 3759 found different situation decided build model grandson Caleb found nearest reason ably stocked hobby shop 30 miles away Logan UT occupies back corner childrens toy store Simple things like pushrods propellers require hunt find Everything want scarce day visited Pocatello ID made acquaintance Mr Owen Stanley proprie tor THE ULTIMATE HOBBYIST Purvey ors Psychological Preservatives Sanity Savers located Pocatello Mall Pocatello ID RCers hinteriands Members Franklin County ID Radio Controllers stand behind float have prepared big rodeo parade Preston ID modelers L-R Dan Burke Ed Moser Steve Moser Mark Gilbert Dallas Gilbert holding grandson Blake Gilbert Demar Morill As can see good work Z-bends servo-ends aileron pushrods permit easy installation re moval pushrods bodymounted aileron servo Upstart II Elevator pulirod instaliation Upstart ii OK its pushrod youre giving Down elevator However Up elevator vital training planesand pushrods can buckle times stress aileron elevator servos Up start Ii Note Z-bend elevator pulirod about column serted belowthereby preventing rod accidentally coming ioose Caleb Larsen Upstart II Rollout Day Model orange biue green trim 36 Model Aviation Owen Stanley L Georges grandson Caleb Larsen Owens store Ultimate Hobbyist occasion purchase Upstart II kit supplies Pinning elevator hInges place simple vital step often overlooked novice modelers assures hinges will pull loose structure really shouldnt depend unseen glue joint job 83201 Owen interesting fellow having em ployed Viet Nam combatant professor Military Science Communications Rhetoric Continued page 136 December 1987 37 MAST ER AIRSCREW performance value Master Airscrew propellers unbeatable Leader small Airfoil Technology SIZES V2A Series 51/2x4 thru 6x4 GIF Series 7x4 thru 11x7 K Series 4-Strokes 12x6 thru 16x8 E Series Electrics 12x8 15x12 New Antique Series 12x6 13x6 14x7 16x7 WINDSOR PROPELLER CO 384 Tesconi Court Santa Rosa CA 95401 WHEN YOU FORGET\OUR UNITS REMEMBER RC System NICd Batteries chargers need package Wet Cell & Cycler-Charger..$19995 Fits 48V Rs 96V Tx packsPlus $5 S&HGelled Cell Others available write callI Regular Model$3995 ForPlus $2 S&HFor field kit smallPlus $2 S&H electric boat batteries cify 6 12 24V Heavy Duty Model 4995 sport winch large boat $250 S&H electric power charging batteries ecify 6 1 2V CaRa ProductsSASE niormason cx 221 605-987-5924OealerinqurnesinvitedCanton SD 57013 N K TIRED OF SINGLE CYLINDER VIBRATING ENGINES HERE IS THE ANSWER Vibration worst enemies ot R/C modeling larger engine vibration will generated Opposing twin cylinders tiring simultaneously reduces vibration halt course twins cost manufacture ENS Trading Ltd has brought AFFORDABLE TWIN Peoples Republic China SMOOTH reliable engine can yours traction cost ot single cylinder also looks tits better airplane cheekcowls radial cowls Just think very very few full scale airplanes using cylinder engine ORDER YOUR TWIN STAR TODAY Airframe valuable Radio will thank tomorrow fly ORDER YOUR TWIN STAR NOW CALL TOLL FREE unjormateon contact1-80O-63HOBBV EHS TRADING LTD808 935-9009 400 HUALANI ST BLDG 13EHAWAII STD TIME HILO HAWAII 9672010 AM-7PM Mon-Sat TWIN STAR 2OO wiTHOUT MUFFLER 40 CC/24 CU IN Radio Technique/Myers Continued page 37 various colleges radio commentator nouncer semipro baseball builder models movies collectors museums hobby shop operator THE ULTIMATE HOBBYIST dominated large war-game board usually ac tive service HO railroad layout growing usual plastic models some RC cars planes Owen sold Ace R/C Inc kitan Up start Iland Cox Baby Bee 049 engine necessary accessories such fuel propel lers glow heads Hot Stuff Devcon epoxy spray-can Pactra Formula U paint etc know 150-mile round trip will re quired forgotten items tend buy need plus spares first time forgot sandpaper During construction Upstart II used model demonstrate Caleb some important details have learned over years Pinning hinges cant remem ber times have seen hinges pull out because builder didnt push toothpicks straight pins through hinge tabs See photos example done Bet ter teach builders young two days plane ready fly thing built according plans except trimmed wing chord 5 glued trailing edge stock provide about 3 0 flap down effect left wing cores full length resulting span 35 after tips formed used frozen pop stick front support wing A-in-wide strips plastic six-pack can binder hinges glued Hot Stuff pinned end straight pins bought Futaba Conquest four-channel AM radio used three servos rudder elevator ailerons 450 mAh battery pack Note rubberbanded receiver bat tery pack Its better letting hammer another crowded compartment finish coat Formula U wood two coats foam wing Launch weight 23 oz common problem RC planes pushrod buckling Typically builder will have elevator control horn bottom eleva tor result just need pulling Out dive completing loop pushrod buckles out way get part elevator deflection looking heart stops mo ment learn whether will con tinue have airplane think about moment about 90% work elevator pushrod will called upon to make elevator go Up Shouldnt strong direction So think can help ourselves lot start referring pullrod did building Up start II Caleb used Sullivan Gold-N-Rod rudder elevator pullrods very important outer shell firmly glued airplane both servQ end shell exits fuse lage should leave enough free length inner rod control surface end about three inches accommodate control surface mo tion permit change hole use control horn Otherwise get binding Inside fuselage shell should glued firm support structure foot along its length Failure invites buckling control surface flutter rattling noise flight sloppy con trol responses connecting inner rod use Gold berg clevis piece 2-56 threaded rod control horn end always insist Z-bend threaded rod servo end reason doing very easy disconnector unscrewa clevis servo end knowing have done outside airplane making ad justment grab clevis turn first thing happens inner rod twists second thing does turn screw other end After bit take off dis cover thread holding thing together Either discover twist clevis control-horn end rod clevis servo end unsnaps jumps off servo arm threaded rod Sullivan supplies just bit larger 2-56 screw holds better resists kind abuse have discussing dont have threaded rod can use bicy cle spokes sometimes Make sure get type necked down /6-in diameter about inch threaded end A6-in wire easier bend fits holes servo arms commonly supplied Most important Z bends dont twist out servo arms particularly enter bottom See another photos details Well finally went out fly plane wouldnt fly because engine didnt provide enough power seeing 13000 rpm Cox '' CATALOG$750K cted tsr order over $2500 5 V *ITi 4fl. urn s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPERI Limited number printed 136 Model Aviation NOW AVAILABLE I5 ze 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Morningside Drive Burbank California91506USA Extra 230 Kits199 tth new scale-style cowl plus $14 shipping 87 Wingspan sq Wing Area Power Q35 G38 ST2500 SF3000 Also Aveltabte 1/3 Scale Kit $19995 plus $14 shipping 1/4 Scale Kit $16995 plus $5 shipping Cash MO -VISA- MC Certified Check RIC EXTRAS712-943-4102 RRI Box 28B Sergeant Bluff IA 51054 ELEVENTH ANNUAL MODEL HOBBY TRADE SHOW INDUSTRY MEMBERS ONLY AY JAN 8 1988 10AM 5PM GENERAL PUBLIC RDAY JAN 9 1988 10AM 6PM GENERAL PUBLIC AY JAN 10 1988 10AM 5PM SEE THE LATEST PRODUCTS AND VISIT WITH MAJOR MANUFACTURERS AND DISTRIBUTORS OF MODEL AIRCRAFT MODEL ENGINES GIANT RAFFLE MODEL BOATS RADIO CONTROL SYSTEMS SHOP MODEL CARS MODELING ACCESSORIES * POND R TRACK ADMISSION Adults $500 under 13- $300 IE%T WE%T under 6- free adult STATIC DISPLAY COMPETITION IN MANY CATEGORIES U1~IIILg] aiLswiI sI1~2U 4 ILiI eIe]miw1kTl zii — s] LdIS]k~I-IU [v32]Ufiiiui I_____INTERNATIONAL MODELER SHOW OFFICE PO Box 10127 Costa Mesa CA 92627 Ph 714 548-4700 grey 6 x 3 propeller using K&B Supersonic 1000 fuelall after having run six tanks fuel through engine black stuff stopped com ing out engine during third tank fuel monitored rpm performance Accutach II handiest tools kit problems faced heat 95 0F high humidity 80% high altitude 4500 ft above sea level excessive internal friction engine density altitude about 9000 ft factors conspired reduce weight oxygen inhaled cycle en gine internal combustion engines limited power can produced burning oxygen take can increase power reducing inter nal friction getting oxygen turbochargers increase power stuffing air engine Another facet problem above factors also reduce local air pressure airplane has fly faster lift its weight Sudden thought Electric pro pulsion systems dont lose power increased altitude rate see side-bar en gine fixes solved too-little-power prob lem After doing engine rework next test gave results Same head prop fuel no spring starter 16000 rpm Cox No 325 low-compression head supplied engine using gasket washer high-compression head added another 450 rpm plane now flew quite well able loop roll stall turn etc positive-G maneu vers fuel tanks fuel pickup arrangement prevents inverted flying negative-G maneu vers After flight engine wouldnt run Some bits grass gotten themselves engine holding reed valve open glued piece sponge firewall covering air inlet keep sueh junk Out engine should mention new Cox snap starter catalog No 333 works better its pre decessors cuts performance about 350 rpm used Calebs airplane because makes starting very simple tituck NY built model airplanes see nothing has changed except model air planes now RC instead rubber-powered Free Flight models George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Aerobatics/Van Putte Continued page 43 Looking some flying buddies turned ________________________________________ Mark Gilbert Fairview ID neighbor Mark Stacking two propellers manner litis guiding member Franklin County tie strange appearance flies airRadio Controllers has built up small hobby shop service members fathers plane okay really does make substantial business Gilberts White Farm Equipment Sales difference sound unmuffled slightly & Service State Street Fairview ID Mark muffled engine propeller noise noticewas making up flatbed trailer fitted Out look le until muffler becomes reasonably effec like runway dressed RC air- eller becomes predominant planes local RC fliers could assemble und necessary quiet both propeller exhaust No metal muffler itself have tested comes anywhere near amount sound reduc tion little power loss standard muf fler six-ounce Sullivan polyethylene bottle coupled tail Again little strange appearance really does work some tuned-pipe silicone tubing 7A6-in ID %-in wall three inches long slipped over tail stock muffler six-ounce Sullivan fuel bottle just fine fuel bottle used eight -in holes drilled out side fairly evenly spaced doubt po sitioning holes significance quite assembly float about two dozen rodeo parade three nlghts sent out show RC aircraft public Calebs Upstart II added display think quantity variety models displayed impressive con sidering size village short time members have hobby fact parade rodeo pretty impressive too talked some members PRCA Profes sional Rodeo Cowboys Association consensus Famous Preston Night Rodeo best country besides being oldest night rodeo America Based sample say RC flour ishing rural America spite difficul ties think back mid-Thirties believe kid rural MatTo Duke Foxs report justice should look up club point-of-contact wanted whet appetite about significant effort Continued page 141 December 1987 137 I
Edition: Model Aviation - 1987/12
Page Numbers: 36, 37, 136, 137
eorgeMMyer _____________________ Radio Technipue RC IN RURAL AMERICA Im accustomed building models Long Island NY wellstocked hobby shops seldom 15 minutes vacation vis ited daughter Lee Anne husband Corey J Larsen grandchildren course home Preston ID population 3759 found different situation decided build model grandson Caleb found nearest reason ably stocked hobby shop 30 miles away Logan UT occupies back corner childrens toy store Simple things like pushrods propellers require hunt find Everything want scarce day visited Pocatello ID made acquaintance Mr Owen Stanley proprie tor THE ULTIMATE HOBBYIST Purvey ors Psychological Preservatives Sanity Savers located Pocatello Mall Pocatello ID RCers hinteriands Members Franklin County ID Radio Controllers stand behind float have prepared big rodeo parade Preston ID modelers L-R Dan Burke Ed Moser Steve Moser Mark Gilbert Dallas Gilbert holding grandson Blake Gilbert Demar Morill As can see good work Z-bends servo-ends aileron pushrods permit easy installation re moval pushrods bodymounted aileron servo Upstart II Elevator pulirod instaliation Upstart ii OK its pushrod youre giving Down elevator However Up elevator vital training planesand pushrods can buckle times stress aileron elevator servos Up start Ii Note Z-bend elevator pulirod about column serted belowthereby preventing rod accidentally coming ioose Caleb Larsen Upstart II Rollout Day Model orange biue green trim 36 Model Aviation Owen Stanley L Georges grandson Caleb Larsen Owens store Ultimate Hobbyist occasion purchase Upstart II kit supplies Pinning elevator hInges place simple vital step often overlooked novice modelers assures hinges will pull loose structure really shouldnt depend unseen glue joint job 83201 Owen interesting fellow having em ployed Viet Nam combatant professor Military Science Communications Rhetoric Continued page 136 December 1987 37 MAST ER AIRSCREW performance value Master Airscrew propellers unbeatable Leader small Airfoil Technology SIZES V2A Series 51/2x4 thru 6x4 GIF Series 7x4 thru 11x7 K Series 4-Strokes 12x6 thru 16x8 E Series Electrics 12x8 15x12 New Antique Series 12x6 13x6 14x7 16x7 WINDSOR PROPELLER CO 384 Tesconi Court Santa Rosa CA 95401 WHEN YOU FORGET\OUR UNITS REMEMBER RC System NICd Batteries chargers need package Wet Cell & Cycler-Charger..$19995 Fits 48V Rs 96V Tx packsPlus $5 S&HGelled Cell Others available write callI Regular Model$3995 ForPlus $2 S&HFor field kit smallPlus $2 S&H electric boat batteries cify 6 12 24V Heavy Duty Model 4995 sport winch large boat $250 S&H electric power charging batteries ecify 6 1 2V CaRa ProductsSASE niormason cx 221 605-987-5924OealerinqurnesinvitedCanton SD 57013 N K TIRED OF SINGLE CYLINDER VIBRATING ENGINES HERE IS THE ANSWER Vibration worst enemies ot R/C modeling larger engine vibration will generated Opposing twin cylinders tiring simultaneously reduces vibration halt course twins cost manufacture ENS Trading Ltd has brought AFFORDABLE TWIN Peoples Republic China SMOOTH reliable engine can yours traction cost ot single cylinder also looks tits better airplane cheekcowls radial cowls Just think very very few full scale airplanes using cylinder engine ORDER YOUR TWIN STAR TODAY Airframe valuable Radio will thank tomorrow fly ORDER YOUR TWIN STAR NOW CALL TOLL FREE unjormateon contact1-80O-63HOBBV EHS TRADING LTD808 935-9009 400 HUALANI ST BLDG 13EHAWAII STD TIME HILO HAWAII 9672010 AM-7PM Mon-Sat TWIN STAR 2OO wiTHOUT MUFFLER 40 CC/24 CU IN Radio Technique/Myers Continued page 37 various colleges radio commentator nouncer semipro baseball builder models movies collectors museums hobby shop operator THE ULTIMATE HOBBYIST dominated large war-game board usually ac tive service HO railroad layout growing usual plastic models some RC cars planes Owen sold Ace R/C Inc kitan Up start Iland Cox Baby Bee 049 engine necessary accessories such fuel propel lers glow heads Hot Stuff Devcon epoxy spray-can Pactra Formula U paint etc know 150-mile round trip will re quired forgotten items tend buy need plus spares first time forgot sandpaper During construction Upstart II used model demonstrate Caleb some important details have learned over years Pinning hinges cant remem ber times have seen hinges pull out because builder didnt push toothpicks straight pins through hinge tabs See photos example done Bet ter teach builders young two days plane ready fly thing built according plans except trimmed wing chord 5 glued trailing edge stock provide about 3 0 flap down effect left wing cores full length resulting span 35 after tips formed used frozen pop stick front support wing A-in-wide strips plastic six-pack can binder hinges glued Hot Stuff pinned end straight pins bought Futaba Conquest four-channel AM radio used three servos rudder elevator ailerons 450 mAh battery pack Note rubberbanded receiver bat tery pack Its better letting hammer another crowded compartment finish coat Formula U wood two coats foam wing Launch weight 23 oz common problem RC planes pushrod buckling Typically builder will have elevator control horn bottom eleva tor result just need pulling Out dive completing loop pushrod buckles out way get part elevator deflection looking heart stops mo ment learn whether will con tinue have airplane think about moment about 90% work elevator pushrod will called upon to make elevator go Up Shouldnt strong direction So think can help ourselves lot start referring pullrod did building Up start II Caleb used Sullivan Gold-N-Rod rudder elevator pullrods very important outer shell firmly glued airplane both servQ end shell exits fuse lage should leave enough free length inner rod control surface end about three inches accommodate control surface mo tion permit change hole use control horn Otherwise get binding Inside fuselage shell should glued firm support structure foot along its length Failure invites buckling control surface flutter rattling noise flight sloppy con trol responses connecting inner rod use Gold berg clevis piece 2-56 threaded rod control horn end always insist Z-bend threaded rod servo end reason doing very easy disconnector unscrewa clevis servo end knowing have done outside airplane making ad justment grab clevis turn first thing happens inner rod twists second thing does turn screw other end After bit take off dis cover thread holding thing together Either discover twist clevis control-horn end rod clevis servo end unsnaps jumps off servo arm threaded rod Sullivan supplies just bit larger 2-56 screw holds better resists kind abuse have discussing dont have threaded rod can use bicy cle spokes sometimes Make sure get type necked down /6-in diameter about inch threaded end A6-in wire easier bend fits holes servo arms commonly supplied Most important Z bends dont twist out servo arms particularly enter bottom See another photos details Well finally went out fly plane wouldnt fly because engine didnt provide enough power seeing 13000 rpm Cox '' CATALOG$750K cted tsr order over $2500 5 V *ITi 4fl. urn s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPERI Limited number printed 136 Model Aviation NOW AVAILABLE I5 ze 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Morningside Drive Burbank California91506USA Extra 230 Kits199 tth new scale-style cowl plus $14 shipping 87 Wingspan sq Wing Area Power Q35 G38 ST2500 SF3000 Also Aveltabte 1/3 Scale Kit $19995 plus $14 shipping 1/4 Scale Kit $16995 plus $5 shipping Cash MO -VISA- MC Certified Check RIC EXTRAS712-943-4102 RRI Box 28B Sergeant Bluff IA 51054 ELEVENTH ANNUAL MODEL HOBBY TRADE SHOW INDUSTRY MEMBERS ONLY AY JAN 8 1988 10AM 5PM GENERAL PUBLIC RDAY JAN 9 1988 10AM 6PM GENERAL PUBLIC AY JAN 10 1988 10AM 5PM SEE THE LATEST PRODUCTS AND VISIT WITH MAJOR MANUFACTURERS AND DISTRIBUTORS OF MODEL AIRCRAFT MODEL ENGINES GIANT RAFFLE MODEL BOATS RADIO CONTROL SYSTEMS SHOP MODEL CARS MODELING ACCESSORIES * POND R TRACK ADMISSION Adults $500 under 13- $300 IE%T WE%T under 6- free adult STATIC DISPLAY COMPETITION IN MANY CATEGORIES U1~IIILg] aiLswiI sI1~2U 4 ILiI eIe]miw1kTl zii — s] LdIS]k~I-IU [v32]Ufiiiui I_____INTERNATIONAL MODELER SHOW OFFICE PO Box 10127 Costa Mesa CA 92627 Ph 714 548-4700 grey 6 x 3 propeller using K&B Supersonic 1000 fuelall after having run six tanks fuel through engine black stuff stopped com ing out engine during third tank fuel monitored rpm performance Accutach II handiest tools kit problems faced heat 95 0F high humidity 80% high altitude 4500 ft above sea level excessive internal friction engine density altitude about 9000 ft factors conspired reduce weight oxygen inhaled cycle en gine internal combustion engines limited power can produced burning oxygen take can increase power reducing inter nal friction getting oxygen turbochargers increase power stuffing air engine Another facet problem above factors also reduce local air pressure airplane has fly faster lift its weight Sudden thought Electric pro pulsion systems dont lose power increased altitude rate see side-bar en gine fixes solved too-little-power prob lem After doing engine rework next test gave results Same head prop fuel no spring starter 16000 rpm Cox No 325 low-compression head supplied engine using gasket washer high-compression head added another 450 rpm plane now flew quite well able loop roll stall turn etc positive-G maneu vers fuel tanks fuel pickup arrangement prevents inverted flying negative-G maneu vers After flight engine wouldnt run Some bits grass gotten themselves engine holding reed valve open glued piece sponge firewall covering air inlet keep sueh junk Out engine should mention new Cox snap starter catalog No 333 works better its pre decessors cuts performance about 350 rpm used Calebs airplane because makes starting very simple tituck NY built model airplanes see nothing has changed except model air planes now RC instead rubber-powered Free Flight models George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Aerobatics/Van Putte Continued page 43 Looking some flying buddies turned ________________________________________ Mark Gilbert Fairview ID neighbor Mark Stacking two propellers manner litis guiding member Franklin County tie strange appearance flies airRadio Controllers has built up small hobby shop service members fathers plane okay really does make substantial business Gilberts White Farm Equipment Sales difference sound unmuffled slightly & Service State Street Fairview ID Mark muffled engine propeller noise noticewas making up flatbed trailer fitted Out look le until muffler becomes reasonably effec like runway dressed RC air- eller becomes predominant planes local RC fliers could assemble und necessary quiet both propeller exhaust No metal muffler itself have tested comes anywhere near amount sound reduc tion little power loss standard muf fler six-ounce Sullivan polyethylene bottle coupled tail Again little strange appearance really does work some tuned-pipe silicone tubing 7A6-in ID %-in wall three inches long slipped over tail stock muffler six-ounce Sullivan fuel bottle just fine fuel bottle used eight -in holes drilled out side fairly evenly spaced doubt po sitioning holes significance quite assembly float about two dozen rodeo parade three nlghts sent out show RC aircraft public Calebs Upstart II added display think quantity variety models displayed impressive con sidering size village short time members have hobby fact parade rodeo pretty impressive too talked some members PRCA Profes sional Rodeo Cowboys Association consensus Famous Preston Night Rodeo best country besides being oldest night rodeo America Based sample say RC flour ishing rural America spite difficul ties think back mid-Thirties believe kid rural MatTo Duke Foxs report justice should look up club point-of-contact wanted whet appetite about significant effort Continued page 141 December 1987 137 I
Edition: Model Aviation - 1987/12
Page Numbers: 36, 37, 136, 137
eorgeMMyer _____________________ Radio Technipue RC IN RURAL AMERICA Im accustomed building models Long Island NY wellstocked hobby shops seldom 15 minutes vacation vis ited daughter Lee Anne husband Corey J Larsen grandchildren course home Preston ID population 3759 found different situation decided build model grandson Caleb found nearest reason ably stocked hobby shop 30 miles away Logan UT occupies back corner childrens toy store Simple things like pushrods propellers require hunt find Everything want scarce day visited Pocatello ID made acquaintance Mr Owen Stanley proprie tor THE ULTIMATE HOBBYIST Purvey ors Psychological Preservatives Sanity Savers located Pocatello Mall Pocatello ID RCers hinteriands Members Franklin County ID Radio Controllers stand behind float have prepared big rodeo parade Preston ID modelers L-R Dan Burke Ed Moser Steve Moser Mark Gilbert Dallas Gilbert holding grandson Blake Gilbert Demar Morill As can see good work Z-bends servo-ends aileron pushrods permit easy installation re moval pushrods bodymounted aileron servo Upstart II Elevator pulirod instaliation Upstart ii OK its pushrod youre giving Down elevator However Up elevator vital training planesand pushrods can buckle times stress aileron elevator servos Up start Ii Note Z-bend elevator pulirod about column serted belowthereby preventing rod accidentally coming ioose Caleb Larsen Upstart II Rollout Day Model orange biue green trim 36 Model Aviation Owen Stanley L Georges grandson Caleb Larsen Owens store Ultimate Hobbyist occasion purchase Upstart II kit supplies Pinning elevator hInges place simple vital step often overlooked novice modelers assures hinges will pull loose structure really shouldnt depend unseen glue joint job 83201 Owen interesting fellow having em ployed Viet Nam combatant professor Military Science Communications Rhetoric Continued page 136 December 1987 37 MAST ER AIRSCREW performance value Master Airscrew propellers unbeatable Leader small Airfoil Technology SIZES V2A Series 51/2x4 thru 6x4 GIF Series 7x4 thru 11x7 K Series 4-Strokes 12x6 thru 16x8 E Series Electrics 12x8 15x12 New Antique Series 12x6 13x6 14x7 16x7 WINDSOR PROPELLER CO 384 Tesconi Court Santa Rosa CA 95401 WHEN YOU FORGET\OUR UNITS REMEMBER RC System NICd Batteries chargers need package Wet Cell & Cycler-Charger..$19995 Fits 48V Rs 96V Tx packsPlus $5 S&HGelled Cell Others available write callI Regular Model$3995 ForPlus $2 S&HFor field kit smallPlus $2 S&H electric boat batteries cify 6 12 24V Heavy Duty Model 4995 sport winch large boat $250 S&H electric power charging batteries ecify 6 1 2V CaRa ProductsSASE niormason cx 221 605-987-5924OealerinqurnesinvitedCanton SD 57013 N K TIRED OF SINGLE CYLINDER VIBRATING ENGINES HERE IS THE ANSWER Vibration worst enemies ot R/C modeling larger engine vibration will generated Opposing twin cylinders tiring simultaneously reduces vibration halt course twins cost manufacture ENS Trading Ltd has brought AFFORDABLE TWIN Peoples Republic China SMOOTH reliable engine can yours traction cost ot single cylinder also looks tits better airplane cheekcowls radial cowls Just think very very few full scale airplanes using cylinder engine ORDER YOUR TWIN STAR TODAY Airframe valuable Radio will thank tomorrow fly ORDER YOUR TWIN STAR NOW CALL TOLL FREE unjormateon contact1-80O-63HOBBV EHS TRADING LTD808 935-9009 400 HUALANI ST BLDG 13EHAWAII STD TIME HILO HAWAII 9672010 AM-7PM Mon-Sat TWIN STAR 2OO wiTHOUT MUFFLER 40 CC/24 CU IN Radio Technique/Myers Continued page 37 various colleges radio commentator nouncer semipro baseball builder models movies collectors museums hobby shop operator THE ULTIMATE HOBBYIST dominated large war-game board usually ac tive service HO railroad layout growing usual plastic models some RC cars planes Owen sold Ace R/C Inc kitan Up start Iland Cox Baby Bee 049 engine necessary accessories such fuel propel lers glow heads Hot Stuff Devcon epoxy spray-can Pactra Formula U paint etc know 150-mile round trip will re quired forgotten items tend buy need plus spares first time forgot sandpaper During construction Upstart II used model demonstrate Caleb some important details have learned over years Pinning hinges cant remem ber times have seen hinges pull out because builder didnt push toothpicks straight pins through hinge tabs See photos example done Bet ter teach builders young two days plane ready fly thing built according plans except trimmed wing chord 5 glued trailing edge stock provide about 3 0 flap down effect left wing cores full length resulting span 35 after tips formed used frozen pop stick front support wing A-in-wide strips plastic six-pack can binder hinges glued Hot Stuff pinned end straight pins bought Futaba Conquest four-channel AM radio used three servos rudder elevator ailerons 450 mAh battery pack Note rubberbanded receiver bat tery pack Its better letting hammer another crowded compartment finish coat Formula U wood two coats foam wing Launch weight 23 oz common problem RC planes pushrod buckling Typically builder will have elevator control horn bottom eleva tor result just need pulling Out dive completing loop pushrod buckles out way get part elevator deflection looking heart stops mo ment learn whether will con tinue have airplane think about moment about 90% work elevator pushrod will called upon to make elevator go Up Shouldnt strong direction So think can help ourselves lot start referring pullrod did building Up start II Caleb used Sullivan Gold-N-Rod rudder elevator pullrods very important outer shell firmly glued airplane both servQ end shell exits fuse lage should leave enough free length inner rod control surface end about three inches accommodate control surface mo tion permit change hole use control horn Otherwise get binding Inside fuselage shell should glued firm support structure foot along its length Failure invites buckling control surface flutter rattling noise flight sloppy con trol responses connecting inner rod use Gold berg clevis piece 2-56 threaded rod control horn end always insist Z-bend threaded rod servo end reason doing very easy disconnector unscrewa clevis servo end knowing have done outside airplane making ad justment grab clevis turn first thing happens inner rod twists second thing does turn screw other end After bit take off dis cover thread holding thing together Either discover twist clevis control-horn end rod clevis servo end unsnaps jumps off servo arm threaded rod Sullivan supplies just bit larger 2-56 screw holds better resists kind abuse have discussing dont have threaded rod can use bicy cle spokes sometimes Make sure get type necked down /6-in diameter about inch threaded end A6-in wire easier bend fits holes servo arms commonly supplied Most important Z bends dont twist out servo arms particularly enter bottom See another photos details Well finally went out fly plane wouldnt fly because engine didnt provide enough power seeing 13000 rpm Cox '' CATALOG$750K cted tsr order over $2500 5 V *ITi 4fl. urn s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPERI Limited number printed 136 Model Aviation NOW AVAILABLE I5 ze 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Morningside Drive Burbank California91506USA Extra 230 Kits199 tth new scale-style cowl plus $14 shipping 87 Wingspan sq Wing Area Power Q35 G38 ST2500 SF3000 Also Aveltabte 1/3 Scale Kit $19995 plus $14 shipping 1/4 Scale Kit $16995 plus $5 shipping Cash MO -VISA- MC Certified Check RIC EXTRAS712-943-4102 RRI Box 28B Sergeant Bluff IA 51054 ELEVENTH ANNUAL MODEL HOBBY TRADE SHOW INDUSTRY MEMBERS ONLY AY JAN 8 1988 10AM 5PM GENERAL PUBLIC RDAY JAN 9 1988 10AM 6PM GENERAL PUBLIC AY JAN 10 1988 10AM 5PM SEE THE LATEST PRODUCTS AND VISIT WITH MAJOR MANUFACTURERS AND DISTRIBUTORS OF MODEL AIRCRAFT MODEL ENGINES GIANT RAFFLE MODEL BOATS RADIO CONTROL SYSTEMS SHOP MODEL CARS MODELING ACCESSORIES * POND R TRACK ADMISSION Adults $500 under 13- $300 IE%T WE%T under 6- free adult STATIC DISPLAY COMPETITION IN MANY CATEGORIES U1~IIILg] aiLswiI sI1~2U 4 ILiI eIe]miw1kTl zii — s] LdIS]k~I-IU [v32]Ufiiiui I_____INTERNATIONAL MODELER SHOW OFFICE PO Box 10127 Costa Mesa CA 92627 Ph 714 548-4700 grey 6 x 3 propeller using K&B Supersonic 1000 fuelall after having run six tanks fuel through engine black stuff stopped com ing out engine during third tank fuel monitored rpm performance Accutach II handiest tools kit problems faced heat 95 0F high humidity 80% high altitude 4500 ft above sea level excessive internal friction engine density altitude about 9000 ft factors conspired reduce weight oxygen inhaled cycle en gine internal combustion engines limited power can produced burning oxygen take can increase power reducing inter nal friction getting oxygen turbochargers increase power stuffing air engine Another facet problem above factors also reduce local air pressure airplane has fly faster lift its weight Sudden thought Electric pro pulsion systems dont lose power increased altitude rate see side-bar en gine fixes solved too-little-power prob lem After doing engine rework next test gave results Same head prop fuel no spring starter 16000 rpm Cox No 325 low-compression head supplied engine using gasket washer high-compression head added another 450 rpm plane now flew quite well able loop roll stall turn etc positive-G maneu vers fuel tanks fuel pickup arrangement prevents inverted flying negative-G maneu vers After flight engine wouldnt run Some bits grass gotten themselves engine holding reed valve open glued piece sponge firewall covering air inlet keep sueh junk Out engine should mention new Cox snap starter catalog No 333 works better its pre decessors cuts performance about 350 rpm used Calebs airplane because makes starting very simple tituck NY built model airplanes see nothing has changed except model air planes now RC instead rubber-powered Free Flight models George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Aerobatics/Van Putte Continued page 43 Looking some flying buddies turned ________________________________________ Mark Gilbert Fairview ID neighbor Mark Stacking two propellers manner litis guiding member Franklin County tie strange appearance flies airRadio Controllers has built up small hobby shop service members fathers plane okay really does make substantial business Gilberts White Farm Equipment Sales difference sound unmuffled slightly & Service State Street Fairview ID Mark muffled engine propeller noise noticewas making up flatbed trailer fitted Out look le until muffler becomes reasonably effec like runway dressed RC air- eller becomes predominant planes local RC fliers could assemble und necessary quiet both propeller exhaust No metal muffler itself have tested comes anywhere near amount sound reduc tion little power loss standard muf fler six-ounce Sullivan polyethylene bottle coupled tail Again little strange appearance really does work some tuned-pipe silicone tubing 7A6-in ID %-in wall three inches long slipped over tail stock muffler six-ounce Sullivan fuel bottle just fine fuel bottle used eight -in holes drilled out side fairly evenly spaced doubt po sitioning holes significance quite assembly float about two dozen rodeo parade three nlghts sent out show RC aircraft public Calebs Upstart II added display think quantity variety models displayed impressive con sidering size village short time members have hobby fact parade rodeo pretty impressive too talked some members PRCA Profes sional Rodeo Cowboys Association consensus Famous Preston Night Rodeo best country besides being oldest night rodeo America Based sample say RC flour ishing rural America spite difficul ties think back mid-Thirties believe kid rural MatTo Duke Foxs report justice should look up club point-of-contact wanted whet appetite about significant effort Continued page 141 December 1987 137 I
Edition: Model Aviation - 1987/12
Page Numbers: 36, 37, 136, 137
eorgeMMyer _____________________ Radio Technipue RC IN RURAL AMERICA Im accustomed building models Long Island NY wellstocked hobby shops seldom 15 minutes vacation vis ited daughter Lee Anne husband Corey J Larsen grandchildren course home Preston ID population 3759 found different situation decided build model grandson Caleb found nearest reason ably stocked hobby shop 30 miles away Logan UT occupies back corner childrens toy store Simple things like pushrods propellers require hunt find Everything want scarce day visited Pocatello ID made acquaintance Mr Owen Stanley proprie tor THE ULTIMATE HOBBYIST Purvey ors Psychological Preservatives Sanity Savers located Pocatello Mall Pocatello ID RCers hinteriands Members Franklin County ID Radio Controllers stand behind float have prepared big rodeo parade Preston ID modelers L-R Dan Burke Ed Moser Steve Moser Mark Gilbert Dallas Gilbert holding grandson Blake Gilbert Demar Morill As can see good work Z-bends servo-ends aileron pushrods permit easy installation re moval pushrods bodymounted aileron servo Upstart II Elevator pulirod instaliation Upstart ii OK its pushrod youre giving Down elevator However Up elevator vital training planesand pushrods can buckle times stress aileron elevator servos Up start Ii Note Z-bend elevator pulirod about column serted belowthereby preventing rod accidentally coming ioose Caleb Larsen Upstart II Rollout Day Model orange biue green trim 36 Model Aviation Owen Stanley L Georges grandson Caleb Larsen Owens store Ultimate Hobbyist occasion purchase Upstart II kit supplies Pinning elevator hInges place simple vital step often overlooked novice modelers assures hinges will pull loose structure really shouldnt depend unseen glue joint job 83201 Owen interesting fellow having em ployed Viet Nam combatant professor Military Science Communications Rhetoric Continued page 136 December 1987 37 MAST ER AIRSCREW performance value Master Airscrew propellers unbeatable Leader small Airfoil Technology SIZES V2A Series 51/2x4 thru 6x4 GIF Series 7x4 thru 11x7 K Series 4-Strokes 12x6 thru 16x8 E Series Electrics 12x8 15x12 New Antique Series 12x6 13x6 14x7 16x7 WINDSOR PROPELLER CO 384 Tesconi Court Santa Rosa CA 95401 WHEN YOU FORGET\OUR UNITS REMEMBER RC System NICd Batteries chargers need package Wet Cell & Cycler-Charger..$19995 Fits 48V Rs 96V Tx packsPlus $5 S&HGelled Cell Others available write callI Regular Model$3995 ForPlus $2 S&HFor field kit smallPlus $2 S&H electric boat batteries cify 6 12 24V Heavy Duty Model 4995 sport winch large boat $250 S&H electric power charging batteries ecify 6 1 2V CaRa ProductsSASE niormason cx 221 605-987-5924OealerinqurnesinvitedCanton SD 57013 N K TIRED OF SINGLE CYLINDER VIBRATING ENGINES HERE IS THE ANSWER Vibration worst enemies ot R/C modeling larger engine vibration will generated Opposing twin cylinders tiring simultaneously reduces vibration halt course twins cost manufacture ENS Trading Ltd has brought AFFORDABLE TWIN Peoples Republic China SMOOTH reliable engine can yours traction cost ot single cylinder also looks tits better airplane cheekcowls radial cowls Just think very very few full scale airplanes using cylinder engine ORDER YOUR TWIN STAR TODAY Airframe valuable Radio will thank tomorrow fly ORDER YOUR TWIN STAR NOW CALL TOLL FREE unjormateon contact1-80O-63HOBBV EHS TRADING LTD808 935-9009 400 HUALANI ST BLDG 13EHAWAII STD TIME HILO HAWAII 9672010 AM-7PM Mon-Sat TWIN STAR 2OO wiTHOUT MUFFLER 40 CC/24 CU IN Radio Technique/Myers Continued page 37 various colleges radio commentator nouncer semipro baseball builder models movies collectors museums hobby shop operator THE ULTIMATE HOBBYIST dominated large war-game board usually ac tive service HO railroad layout growing usual plastic models some RC cars planes Owen sold Ace R/C Inc kitan Up start Iland Cox Baby Bee 049 engine necessary accessories such fuel propel lers glow heads Hot Stuff Devcon epoxy spray-can Pactra Formula U paint etc know 150-mile round trip will re quired forgotten items tend buy need plus spares first time forgot sandpaper During construction Upstart II used model demonstrate Caleb some important details have learned over years Pinning hinges cant remem ber times have seen hinges pull out because builder didnt push toothpicks straight pins through hinge tabs See photos example done Bet ter teach builders young two days plane ready fly thing built according plans except trimmed wing chord 5 glued trailing edge stock provide about 3 0 flap down effect left wing cores full length resulting span 35 after tips formed used frozen pop stick front support wing A-in-wide strips plastic six-pack can binder hinges glued Hot Stuff pinned end straight pins bought Futaba Conquest four-channel AM radio used three servos rudder elevator ailerons 450 mAh battery pack Note rubberbanded receiver bat tery pack Its better letting hammer another crowded compartment finish coat Formula U wood two coats foam wing Launch weight 23 oz common problem RC planes pushrod buckling Typically builder will have elevator control horn bottom eleva tor result just need pulling Out dive completing loop pushrod buckles out way get part elevator deflection looking heart stops mo ment learn whether will con tinue have airplane think about moment about 90% work elevator pushrod will called upon to make elevator go Up Shouldnt strong direction So think can help ourselves lot start referring pullrod did building Up start II Caleb used Sullivan Gold-N-Rod rudder elevator pullrods very important outer shell firmly glued airplane both servQ end shell exits fuse lage should leave enough free length inner rod control surface end about three inches accommodate control surface mo tion permit change hole use control horn Otherwise get binding Inside fuselage shell should glued firm support structure foot along its length Failure invites buckling control surface flutter rattling noise flight sloppy con trol responses connecting inner rod use Gold berg clevis piece 2-56 threaded rod control horn end always insist Z-bend threaded rod servo end reason doing very easy disconnector unscrewa clevis servo end knowing have done outside airplane making ad justment grab clevis turn first thing happens inner rod twists second thing does turn screw other end After bit take off dis cover thread holding thing together Either discover twist clevis control-horn end rod clevis servo end unsnaps jumps off servo arm threaded rod Sullivan supplies just bit larger 2-56 screw holds better resists kind abuse have discussing dont have threaded rod can use bicy cle spokes sometimes Make sure get type necked down /6-in diameter about inch threaded end A6-in wire easier bend fits holes servo arms commonly supplied Most important Z bends dont twist out servo arms particularly enter bottom See another photos details Well finally went out fly plane wouldnt fly because engine didnt provide enough power seeing 13000 rpm Cox '' CATALOG$750K cted tsr order over $2500 5 V *ITi 4fl. urn s choose Solar rubber powered gliders copters scale lasercut diecut youcut rockets origami some wing span 6 feet ALL MADE OUT OF PAPERI Limited number printed 136 Model Aviation NOW AVAILABLE I5 ze 18188423455PAPER AIRPLANES INTERNATIONAL1213822-9185 1521 Morningside Drive Burbank California91506USA Extra 230 Kits199 tth new scale-style cowl plus $14 shipping 87 Wingspan sq Wing Area Power Q35 G38 ST2500 SF3000 Also Aveltabte 1/3 Scale Kit $19995 plus $14 shipping 1/4 Scale Kit $16995 plus $5 shipping Cash MO -VISA- MC Certified Check RIC EXTRAS712-943-4102 RRI Box 28B Sergeant Bluff IA 51054 ELEVENTH ANNUAL MODEL HOBBY TRADE SHOW INDUSTRY MEMBERS ONLY AY JAN 8 1988 10AM 5PM GENERAL PUBLIC RDAY JAN 9 1988 10AM 6PM GENERAL PUBLIC AY JAN 10 1988 10AM 5PM SEE THE LATEST PRODUCTS AND VISIT WITH MAJOR MANUFACTURERS AND DISTRIBUTORS OF MODEL AIRCRAFT MODEL ENGINES GIANT RAFFLE MODEL BOATS RADIO CONTROL SYSTEMS SHOP MODEL CARS MODELING ACCESSORIES * POND R TRACK ADMISSION Adults $500 under 13- $300 IE%T WE%T under 6- free adult STATIC DISPLAY COMPETITION IN MANY CATEGORIES U1~IIILg] aiLswiI sI1~2U 4 ILiI eIe]miw1kTl zii — s] LdIS]k~I-IU [v32]Ufiiiui I_____INTERNATIONAL MODELER SHOW OFFICE PO Box 10127 Costa Mesa CA 92627 Ph 714 548-4700 grey 6 x 3 propeller using K&B Supersonic 1000 fuelall after having run six tanks fuel through engine black stuff stopped com ing out engine during third tank fuel monitored rpm performance Accutach II handiest tools kit problems faced heat 95 0F high humidity 80% high altitude 4500 ft above sea level excessive internal friction engine density altitude about 9000 ft factors conspired reduce weight oxygen inhaled cycle en gine internal combustion engines limited power can produced burning oxygen take can increase power reducing inter nal friction getting oxygen turbochargers increase power stuffing air engine Another facet problem above factors also reduce local air pressure airplane has fly faster lift its weight Sudden thought Electric pro pulsion systems dont lose power increased altitude rate see side-bar en gine fixes solved too-little-power prob lem After doing engine rework next test gave results Same head prop fuel no spring starter 16000 rpm Cox No 325 low-compression head supplied engine using gasket washer high-compression head added another 450 rpm plane now flew quite well able loop roll stall turn etc positive-G maneu vers fuel tanks fuel pickup arrangement prevents inverted flying negative-G maneu vers After flight engine wouldnt run Some bits grass gotten themselves engine holding reed valve open glued piece sponge firewall covering air inlet keep sueh junk Out engine should mention new Cox snap starter catalog No 333 works better its pre decessors cuts performance about 350 rpm used Calebs airplane because makes starting very simple tituck NY built model airplanes see nothing has changed except model air planes now RC instead rubber-powered Free Flight models George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 RC Aerobatics/Van Putte Continued page 43 Looking some flying buddies turned ________________________________________ Mark Gilbert Fairview ID neighbor Mark Stacking two propellers manner litis guiding member Franklin County tie strange appearance flies airRadio Controllers has built up small hobby shop service members fathers plane okay really does make substantial business Gilberts White Farm Equipment Sales difference sound unmuffled slightly & Service State Street Fairview ID Mark muffled engine propeller noise noticewas making up flatbed trailer fitted Out look le until muffler becomes reasonably effec like runway dressed RC air- eller becomes predominant planes local RC fliers could assemble und necessary quiet both propeller exhaust No metal muffler itself have tested comes anywhere near amount sound reduc tion little power loss standard muf fler six-ounce Sullivan polyethylene bottle coupled tail Again little strange appearance really does work some tuned-pipe silicone tubing 7A6-in ID %-in wall three inches long slipped over tail stock muffler six-ounce Sullivan fuel bottle just fine fuel bottle used eight -in holes drilled out side fairly evenly spaced doubt po sitioning holes significance quite assembly float about two dozen rodeo parade three nlghts sent out show RC aircraft public Calebs Upstart II added display think quantity variety models displayed impressive con sidering size village short time members have hobby fact parade rodeo pretty impressive too talked some members PRCA Profes sional Rodeo Cowboys Association consensus Famous Preston Night Rodeo best country besides being oldest night rodeo America Based sample say RC flour ishing rural America spite difficul ties think back mid-Thirties believe kid rural MatTo Duke Foxs report justice should look up club point-of-contact wanted whet appetite about significant effort Continued page 141 December 1987 137 I