QUESTIONSwe get questions Eric Conly Clovis California sent letter several questions about speed model control units lines connectors questions about things Iand other speed modelersworked out years ago just assume everyone else knows about such things too recently realized presumption true course would like hear about techniques safety tricks use sounded like excellent subject column goes Eric asked about speed buttons get What call speed buttons little round connectors used connect ends monolines monoline control units usually made steel have H-shaped cross section other words consist two flat disks connected central post gap between disks has large enough flying wire loop plus wires control unit Usually button built permanent part control unit have access lathe its simple make speed buttons Just grind tool bit down narrow straight cutoff type cutting edge set lathe speed slow will go IC ONTROL LINE chuck piece -in steel rod use plenty heavy cutting oil machining Break corners cutting tool have slight radius bottom groove dont make bit same width groove want end up try plunge cut full width cut bit sometimes will chatter graband possibly break Its easier use narrow bit go few thousandths inch deep move over new cut let chips get out way Use regular cutoff tool machine button rod polish burrs Typical dimensions 250 OD 125 ID Class D Jet 215 OD 100 ID classes B F-40 21 Sport Speed have warn AMA Safety Committee studying dimensions monoline buttons dimen sional requirements might different next year though have never heard button failing cant make speed buttons yourself can probably get themas well control unitsfrom Ned Morris 9044 Rushmore Blvd S Indianapolis IN 46234 next issue Speed Times North American Speed Society newsletter will feature list suppliers kinds control line equipment would worth join just list CL flier Send 20 bucks NASS Box 82294 North Burnaby BC Canada V5C 5P7 instance spinners speed engines hard obtain 21s come Now George Brown III has sale 2442 W Park Ave Chandler AZ 85 224 along monoline handles other speed equipment speed buttons used monoline also excellent twoline classes such F-40 21 Sport Speed much safer line clips also use racing lines SPEED t lines quick connect have low-drag profile much less prone snagging tangling Flying wire end loops probably critical part control systems prevalent point failure never use crimped tubing type arent allowed speed lines anyway dont use stunt lines two satisfactory methods making monoline type end loops solid wires grommets Either wrap copper wire specified AMA rule book wrap wire back upon itself Pay attention dimension L required different classes also make sure have large smooth radius loopagain specified rule book varies required wire diameter different classes bend wire bend around rod nail drill shank keep tension wire pull around past 3600 give nice smooth complete radius Practice short pieces same wire until have correct smooth radius degrease polish wire 600-grit sandpaper before bending wrapping have proper surface maximize wetting soft solder Before wrap wire coat area will under wrap thin coat noncorrosive solder paste dont use acid fluxes paste allows solder flow under wrapping give good bond Try keep wire clean before during wrapping wear thin gloves keep fingerprints off wire wrap wire keep under tension end up smooth tight joint keep tension clamp wire smooth-jawed vise about three four inches loop pull loop ary1993 95 Gordon Thomas jet flier Pennsylvania brought model Nats Its powered new engine Microjet Technologies Continued page 168 TOP produced Novarossi Modern engines produce much power sold Rossi Sales America wooden props can broken the new hot dog engines forward thrust against blades Carlos Aloises Class D engine has immense exhaust pipe opening diameter approximately 800 K&S Engineering 6917 W 59th St Chicago IL 60638 Model 910 WV * Model 212 il type iron gives 30 watts capacity fast heat field repairs using 12 voN battery power * Model 300 Inn gives 3D watts capacity light weight pencil type inn * Model 910 Inn has capacity 0160 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 312/5868503 Model 300 212 f2Model CL Speed/Lee Continued page 95 short length heavy music wire nail wrap other hand use copper wire type wrapping make sure have small 90 bend overlap wire tip keeps end pulling out solder slips Coat complete joint solder paste solder electric soldering gun Dont ever use torch will destroy strength wire prefer 5050 leadtin solder alloy low temperature wets well strong wrapping wire use tinned bus bar wire Radio Shack plating helps wick solder crevices give 100% joint Wash flux off hot water apply thin coat oil prevent rusting Line connectors another critical piece equipment safest ones scissors type never use fishing kind sliding lock totally banned competition few years ago dont know prohibition taken out rule book dont ever remember CLCB voting dandy list control line supplies including good clips contact Bob Bearden RR 2 Box 70 Beecher IL 60401 Flexible wire lead-outs used twoline airplanes use special method end loops stranded wires form loop bending around rod just like solid wires leaving about four inches overlap unravel strands overlap about three inches down point want loop end wrap strands time around main wire first wire gets wrapped around main cable plus overlap about eight times next unraveled wire gets wrapped around same way forth until last unraveled wire gets wrapped around main cable gives tapered wrap about half inch long strand bears its share load Clip excess length wrapped wires solder epoxy joint Most stranded cables stainless steel may have use acid-type flux epoxy gives alternative equalstrength joint problems possible corrosion acid flux DS BIGGEST SCALE PLANS DOCUMENTATION SERVICE 70000 ACSAPUCO PC5t, ALE ASOSEL PLANS NSA SsC S ,5 SAUL 100 PAGE CATALOG 1500 AAAAAL C-55ALUC SAULUPLANUAN oPeroSsv sa PLANS ENLARGINGmm MUWISAN ACeSsbNrs N C 174W OCALESOCIWAUWflDN955180 UAU 168 Model Aviation erina Tools NNNANNSA*A*WNWN**AA*AA **W*WN**N**A*A PREDICT MODEL PERFORMANCE ON YOUR PC *5 *5* WE 5* SNAWA W*NN SN SNANA SANS SAW Software gives estimates RC free flight modeSs end gliders Need IBM Dompetible PC Info $1 SABE toI Pete Oteineeper P0 NON 67 Arveda CO 800010067
Edition: Model Aviation - 1993/01
Page Numbers: 95, 168
QUESTIONSwe get questions Eric Conly Clovis California sent letter several questions about speed model control units lines connectors questions about things Iand other speed modelersworked out years ago just assume everyone else knows about such things too recently realized presumption true course would like hear about techniques safety tricks use sounded like excellent subject column goes Eric asked about speed buttons get What call speed buttons little round connectors used connect ends monolines monoline control units usually made steel have H-shaped cross section other words consist two flat disks connected central post gap between disks has large enough flying wire loop plus wires control unit Usually button built permanent part control unit have access lathe its simple make speed buttons Just grind tool bit down narrow straight cutoff type cutting edge set lathe speed slow will go IC ONTROL LINE chuck piece -in steel rod use plenty heavy cutting oil machining Break corners cutting tool have slight radius bottom groove dont make bit same width groove want end up try plunge cut full width cut bit sometimes will chatter graband possibly break Its easier use narrow bit go few thousandths inch deep move over new cut let chips get out way Use regular cutoff tool machine button rod polish burrs Typical dimensions 250 OD 125 ID Class D Jet 215 OD 100 ID classes B F-40 21 Sport Speed have warn AMA Safety Committee studying dimensions monoline buttons dimen sional requirements might different next year though have never heard button failing cant make speed buttons yourself can probably get themas well control unitsfrom Ned Morris 9044 Rushmore Blvd S Indianapolis IN 46234 next issue Speed Times North American Speed Society newsletter will feature list suppliers kinds control line equipment would worth join just list CL flier Send 20 bucks NASS Box 82294 North Burnaby BC Canada V5C 5P7 instance spinners speed engines hard obtain 21s come Now George Brown III has sale 2442 W Park Ave Chandler AZ 85 224 along monoline handles other speed equipment speed buttons used monoline also excellent twoline classes such F-40 21 Sport Speed much safer line clips also use racing lines SPEED t lines quick connect have low-drag profile much less prone snagging tangling Flying wire end loops probably critical part control systems prevalent point failure never use crimped tubing type arent allowed speed lines anyway dont use stunt lines two satisfactory methods making monoline type end loops solid wires grommets Either wrap copper wire specified AMA rule book wrap wire back upon itself Pay attention dimension L required different classes also make sure have large smooth radius loopagain specified rule book varies required wire diameter different classes bend wire bend around rod nail drill shank keep tension wire pull around past 3600 give nice smooth complete radius Practice short pieces same wire until have correct smooth radius degrease polish wire 600-grit sandpaper before bending wrapping have proper surface maximize wetting soft solder Before wrap wire coat area will under wrap thin coat noncorrosive solder paste dont use acid fluxes paste allows solder flow under wrapping give good bond Try keep wire clean before during wrapping wear thin gloves keep fingerprints off wire wrap wire keep under tension end up smooth tight joint keep tension clamp wire smooth-jawed vise about three four inches loop pull loop ary1993 95 Gordon Thomas jet flier Pennsylvania brought model Nats Its powered new engine Microjet Technologies Continued page 168 TOP produced Novarossi Modern engines produce much power sold Rossi Sales America wooden props can broken the new hot dog engines forward thrust against blades Carlos Aloises Class D engine has immense exhaust pipe opening diameter approximately 800 K&S Engineering 6917 W 59th St Chicago IL 60638 Model 910 WV * Model 212 il type iron gives 30 watts capacity fast heat field repairs using 12 voN battery power * Model 300 Inn gives 3D watts capacity light weight pencil type inn * Model 910 Inn has capacity 0160 watts heavy duty iron * Model 1210 Gun provides 100 watts capacity heats instantly Send $100 catalog prices phone 312/5868503 Model 300 212 f2Model CL Speed/Lee Continued page 95 short length heavy music wire nail wrap other hand use copper wire type wrapping make sure have small 90 bend overlap wire tip keeps end pulling out solder slips Coat complete joint solder paste solder electric soldering gun Dont ever use torch will destroy strength wire prefer 5050 leadtin solder alloy low temperature wets well strong wrapping wire use tinned bus bar wire Radio Shack plating helps wick solder crevices give 100% joint Wash flux off hot water apply thin coat oil prevent rusting Line connectors another critical piece equipment safest ones scissors type never use fishing kind sliding lock totally banned competition few years ago dont know prohibition taken out rule book dont ever remember CLCB voting dandy list control line supplies including good clips contact Bob Bearden RR 2 Box 70 Beecher IL 60401 Flexible wire lead-outs used twoline airplanes use special method end loops stranded wires form loop bending around rod just like solid wires leaving about four inches overlap unravel strands overlap about three inches down point want loop end wrap strands time around main wire first wire gets wrapped around main cable plus overlap about eight times next unraveled wire gets wrapped around same way forth until last unraveled wire gets wrapped around main cable gives tapered wrap about half inch long strand bears its share load Clip excess length wrapped wires solder epoxy joint Most stranded cables stainless steel may have use acid-type flux epoxy gives alternative equalstrength joint problems possible corrosion acid flux DS BIGGEST SCALE PLANS DOCUMENTATION SERVICE 70000 ACSAPUCO PC5t, ALE ASOSEL PLANS NSA SsC S ,5 SAUL 100 PAGE CATALOG 1500 AAAAAL C-55ALUC SAULUPLANUAN oPeroSsv sa PLANS ENLARGINGmm MUWISAN ACeSsbNrs N C 174W OCALESOCIWAUWflDN955180 UAU 168 Model Aviation erina Tools NNNANNSA*A*WNWN**AA*AA **W*WN**N**A*A PREDICT MODEL PERFORMANCE ON YOUR PC *5 *5* WE 5* SNAWA W*NN SN SNANA SANS SAW Software gives estimates RC free flight modeSs end gliders Need IBM Dompetible PC Info $1 SABE toI Pete Oteineeper P0 NON 67 Arveda CO 800010067