I F REE FLIGHT THE FRAMEWORKS PeckPolymers Convertable AceWhitman Albatros two rubber-powered models have discussing recent columns shown photos models have now covered have flown windy season did use paper supplied much prefer good stuff thats now sold about 9O sheet Its worth it goes OLD-TIMERS better cheap stuff costs about 3O sheet supplied kits Instead traditional method like Walt Mooneys method applying tissue Mooney method use thinned white glue such RC-56 coat outlines lay paper wet outlines gently pull out slack wrinkles good papers have enough wet strength allow seem absorb enough moisture shrink much needed times over light misting water sometimes necessary after glue has dried papers have definite grain want have grain oriented spanwise shrinking will exaggerate sag between ribs After applying shrinking tissue dope usual used Litespan light plastic covering bought Hobby Lobby fuselage Convertable think its puncture resistant doped tissue wont get soggy rubber lube large rubber models Ive used Micafilm Coverite good results dont like glue sold covering materials use RC-56 its dry hit covering iron heat gun shrink Micafilm comes roll Litespan folded After heat gun treatment folds go away no trouble dont think Ive mentioned modification made structures Albatros Convertable covered top bottom both wing stab center sections Y32 balsa sheet done handling ease have something glue keys Keys small bits woodusually 1/s-in dowel split halfpositioned removable flying surfaces snug up against fuselage keys ensure surfaces will attached same way time will give way model strikes obstruction RC-56 glue way best thing yet gluing transparent plastic stuff like canopies windowsif sort thing Most models have little people inside photograph shows AA Lidbergs 18-in Buzzard Bombshell Brown CO2 power have kit model Im building small electric motors series miniature Old-Timers has now expanded include Playboy Sr Trenton Terror Lanzo Record Breaker well 104 Model Aviation * Bill Baker shown frameworks Peck-Polymers Convertable Ace-Whitman Albatros Albatros similar better-known Pacific Ace has lifting stab Convertable has longer space rubber motor long landing gear large propeller has greater duration potential Photos Paula Baker Above AA Lidbergs 15-in-span Buzzard Bombshell 002 power Bill Baker plans build mini-electric Lidberg photo Left Bill Cushenbery Bakersfield California shows us Heaven Bound 52-in-span design Garafalow Mik Mikkelson photo Buzzard Bombshell Super Sunduster New Ruler have available some time Al has number pians interest Old-Timer fans including Wahoo 020 Replica designed man gave us Stratostreak Lou Garami also new Porterfield plan meant /2A RC Texaco see no reason would worthy consideration FF scale Anyway address AA Lidberg Model Plan Service 614 E Fordham Drive Tempe AZ 85283 send couple bucks complete catalog includes unusual rubber scale models Some issues back showed photos Loren Dietrichs winding stooge small rubber models has unique feature folding up easy portage After receiving some requests detailed plans Loren has made dimensioned drawing photos detailed instructions yours send buck large self-addressed stamped envelope Loren Dietrich 192 West Palm Ave Reedley CA 93654-2121 Simon Blake Manitoba Canada draws attention seldom-seen Gas model deserves built often Anzac SAM-legal pylon model somewhat similar appearance structure ever-popular Playboy Simon says ideal size smaller Class C motors such Rocket 45 Madewell 49 going make himself can find timer Madewell says sent four-page photocopy article Anzac October 1946 Model Craftsman will copy SASE loose stamp reimburse copy expense speaking Canada terms original articles best newsletter get SAM 86 Speaks covers indoor Continued poge 159 Lee Campbell sent kit Ray Smith 1941 Nationals winner usually referred Smith Mulvihill Winner excellent kiteven has good kind tissue like attention quality evident throughout kit good wood very nicely precut die-cut ribs hardware needed folding propeller propeller blocks cut outline shape marked carving carve bottom line indicated helical twist will reproduced properly competitive high-performance design large rubber Stick events about midway between popular Jabberwock Lanzo 1940 stick designs size appearance wing area 190 sq highly recommend design kit wanting competitiontype Old-Timer rubber model am looking forward building Ill include photo its done meantime wish some would send photos yours price $3498 plus $4 shipping direct Campbells Custom Kits 401 Executive Center Dr H-108 West Palm Beach FL 33401 order supplier free flight kits such FAI Model Supply lucky enough have local dealer stocks quality free flight supplies support local dealer Volume two Stick Tissue International out contains good stuff like volume Compiled Bill Hannan books delight interested modeling history still have active interest art form stick-and-tissue building price $995 plus $2 postage $250 first-class postage especially like continuation Alphonse Penaud history history Comet Model Company Fokker D-VII history book also includes historical piece solid models Jim Alaback three-views plans too would think two volumes would make fine Christmas present Order Hannans Runway Box 210 Magalia CA 95954 hurry call 916 873-6421 use plastic money Make Switch DU-BRO DU-BRO makes mounting switch easy Kwik-Switch Mount enables quickly install battery switch anywhere fuselage simply drilling /I6 hole adaptable fit both small large size radio switches including JR Futaba can also accommodate wall thickness up % Free Catalog send $1 shipping & handling January1993 105 IMIBRO Products ox 815 onda IL tiOIflILl shunts own use some club members think about price steal given Steve must buy connectors make shunt calibrate Its essentially freebie folks however few considerations keep mind using low-output copper shunt First copper temperaturestable fact its resistance increases about 4% per 100C means can get erroneously high readings elevated temperatures course lower readings under cold conditions other hand now have no effective way measure motor current really bad have two shunts myself find usually convenient use own temperature-stable described April 86 MA reference above Another consideration associated measurement accuracy displayed meter reading read specifications describe multimeter youll find specified accuracy associated measurement youll also find lowest readings may affected example typical economy multimeters attempting display millivolt out 200-millivolt range could actually have error several millivolts test evaluated eight economy Radio Shack meters three different types well much better quality lab meter found excellent agreement among simple test can perform add credibility such measurements get two voltage readingsone meter lead polarity read shunt voltage meter leads connected tip jacks both ways normal reverse compare results technique will show up meter offset near zero can simply average two resulting readings fact different meter no significant zero offset should produce same magnitude number " sign effect meter specifications tell what meter error possible However its observation typical meter performance usually much less pessimistic Incidentally found some autoranging meters trouble motor current measurement occurred because motor noise seemed confuse meter constantly tried find right range within operate didnt try think could corrected installing large capacitor across meter leads near meter near shunt several tens hundreds microfarads should Otherwise suggest using meters manually set range Finally Im going added detail just aware applications comparative measurements important absolute accuracy example lets say youre interested current drain associated different props nominal real error associated current drain prop size current value different prop size com parably error too However difference two readings still very good indicator prop effects own right So youve struggling motor current measurements consider Steves shunt economical approach tricky problem Im sure youll pleased Thanks Steve showing great idea June 92 LVRCS meet So concludes first column new year Please enclose SASE correspondence youd like reply just think few issue months will spring again Happy Electric Landings ld-Timer/Baker Continued page 105 outdoor free flight activities heavy Old-Timer stuff Ten bucks cash money order will get subscription please send check drawn US bank editor publisher Dan OGrady 50 Largo Cresc Nepean Ontario Canada K2G3C7 Tel 613 224-3424 So until next time thermals CYMRU R PRODUCTS SM-4 Electric Throttle best bargain Long Run SM4 runs 7 24 cells handles over 50 amps current optically isolated high rate includes Futaba P lead sermos connectors heataink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less Non $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos1 Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too late measly $49 GLOW SWITCH TINY 1 X 15 X 4 half ounce unit can handle up 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power igmtion system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info today 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 ervoMatLists $2495 plus Connecors Easy SerVO lnstall~IntrodUctol price $1996plus OPtlOfl5jppjflg positive pulSe SerVOSan Checks IJeUtra Tests ~maged SerVOS 48 point Annual H/C System up inclUdes utrals ears Con t~lS Ante IndiCatOrs Connectors Nicads CapaCItY Connectors ServOS Pots IatiOn Cone Rx Ratesm& Return hiiflg nuy Sidebands MOdU Tx OUtpUt power reqUeus ibratiofl &are list priCOS Rx Tunifl9 & Aligflment Oup tenna ~argef Tx Harnesses -Conne~5 pangeche Data Sheet TestinAnY parts needed i993 SwitcheS M January1993 159
Edition: Model Aviation - 1993/01
Page Numbers: 104, 105, 159
I F REE FLIGHT THE FRAMEWORKS PeckPolymers Convertable AceWhitman Albatros two rubber-powered models have discussing recent columns shown photos models have now covered have flown windy season did use paper supplied much prefer good stuff thats now sold about 9O sheet Its worth it goes OLD-TIMERS better cheap stuff costs about 3O sheet supplied kits Instead traditional method like Walt Mooneys method applying tissue Mooney method use thinned white glue such RC-56 coat outlines lay paper wet outlines gently pull out slack wrinkles good papers have enough wet strength allow seem absorb enough moisture shrink much needed times over light misting water sometimes necessary after glue has dried papers have definite grain want have grain oriented spanwise shrinking will exaggerate sag between ribs After applying shrinking tissue dope usual used Litespan light plastic covering bought Hobby Lobby fuselage Convertable think its puncture resistant doped tissue wont get soggy rubber lube large rubber models Ive used Micafilm Coverite good results dont like glue sold covering materials use RC-56 its dry hit covering iron heat gun shrink Micafilm comes roll Litespan folded After heat gun treatment folds go away no trouble dont think Ive mentioned modification made structures Albatros Convertable covered top bottom both wing stab center sections Y32 balsa sheet done handling ease have something glue keys Keys small bits woodusually 1/s-in dowel split halfpositioned removable flying surfaces snug up against fuselage keys ensure surfaces will attached same way time will give way model strikes obstruction RC-56 glue way best thing yet gluing transparent plastic stuff like canopies windowsif sort thing Most models have little people inside photograph shows AA Lidbergs 18-in Buzzard Bombshell Brown CO2 power have kit model Im building small electric motors series miniature Old-Timers has now expanded include Playboy Sr Trenton Terror Lanzo Record Breaker well 104 Model Aviation * Bill Baker shown frameworks Peck-Polymers Convertable Ace-Whitman Albatros Albatros similar better-known Pacific Ace has lifting stab Convertable has longer space rubber motor long landing gear large propeller has greater duration potential Photos Paula Baker Above AA Lidbergs 15-in-span Buzzard Bombshell 002 power Bill Baker plans build mini-electric Lidberg photo Left Bill Cushenbery Bakersfield California shows us Heaven Bound 52-in-span design Garafalow Mik Mikkelson photo Buzzard Bombshell Super Sunduster New Ruler have available some time Al has number pians interest Old-Timer fans including Wahoo 020 Replica designed man gave us Stratostreak Lou Garami also new Porterfield plan meant /2A RC Texaco see no reason would worthy consideration FF scale Anyway address AA Lidberg Model Plan Service 614 E Fordham Drive Tempe AZ 85283 send couple bucks complete catalog includes unusual rubber scale models Some issues back showed photos Loren Dietrichs winding stooge small rubber models has unique feature folding up easy portage After receiving some requests detailed plans Loren has made dimensioned drawing photos detailed instructions yours send buck large self-addressed stamped envelope Loren Dietrich 192 West Palm Ave Reedley CA 93654-2121 Simon Blake Manitoba Canada draws attention seldom-seen Gas model deserves built often Anzac SAM-legal pylon model somewhat similar appearance structure ever-popular Playboy Simon says ideal size smaller Class C motors such Rocket 45 Madewell 49 going make himself can find timer Madewell says sent four-page photocopy article Anzac October 1946 Model Craftsman will copy SASE loose stamp reimburse copy expense speaking Canada terms original articles best newsletter get SAM 86 Speaks covers indoor Continued poge 159 Lee Campbell sent kit Ray Smith 1941 Nationals winner usually referred Smith Mulvihill Winner excellent kiteven has good kind tissue like attention quality evident throughout kit good wood very nicely precut die-cut ribs hardware needed folding propeller propeller blocks cut outline shape marked carving carve bottom line indicated helical twist will reproduced properly competitive high-performance design large rubber Stick events about midway between popular Jabberwock Lanzo 1940 stick designs size appearance wing area 190 sq highly recommend design kit wanting competitiontype Old-Timer rubber model am looking forward building Ill include photo its done meantime wish some would send photos yours price $3498 plus $4 shipping direct Campbells Custom Kits 401 Executive Center Dr H-108 West Palm Beach FL 33401 order supplier free flight kits such FAI Model Supply lucky enough have local dealer stocks quality free flight supplies support local dealer Volume two Stick Tissue International out contains good stuff like volume Compiled Bill Hannan books delight interested modeling history still have active interest art form stick-and-tissue building price $995 plus $2 postage $250 first-class postage especially like continuation Alphonse Penaud history history Comet Model Company Fokker D-VII history book also includes historical piece solid models Jim Alaback three-views plans too would think two volumes would make fine Christmas present Order Hannans Runway Box 210 Magalia CA 95954 hurry call 916 873-6421 use plastic money Make Switch DU-BRO DU-BRO makes mounting switch easy Kwik-Switch Mount enables quickly install battery switch anywhere fuselage simply drilling /I6 hole adaptable fit both small large size radio switches including JR Futaba can also accommodate wall thickness up % Free Catalog send $1 shipping & handling January1993 105 IMIBRO Products ox 815 onda IL tiOIflILl shunts own use some club members think about price steal given Steve must buy connectors make shunt calibrate Its essentially freebie folks however few considerations keep mind using low-output copper shunt First copper temperaturestable fact its resistance increases about 4% per 100C means can get erroneously high readings elevated temperatures course lower readings under cold conditions other hand now have no effective way measure motor current really bad have two shunts myself find usually convenient use own temperature-stable described April 86 MA reference above Another consideration associated measurement accuracy displayed meter reading read specifications describe multimeter youll find specified accuracy associated measurement youll also find lowest readings may affected example typical economy multimeters attempting display millivolt out 200-millivolt range could actually have error several millivolts test evaluated eight economy Radio Shack meters three different types well much better quality lab meter found excellent agreement among simple test can perform add credibility such measurements get two voltage readingsone meter lead polarity read shunt voltage meter leads connected tip jacks both ways normal reverse compare results technique will show up meter offset near zero can simply average two resulting readings fact different meter no significant zero offset should produce same magnitude number " sign effect meter specifications tell what meter error possible However its observation typical meter performance usually much less pessimistic Incidentally found some autoranging meters trouble motor current measurement occurred because motor noise seemed confuse meter constantly tried find right range within operate didnt try think could corrected installing large capacitor across meter leads near meter near shunt several tens hundreds microfarads should Otherwise suggest using meters manually set range Finally Im going added detail just aware applications comparative measurements important absolute accuracy example lets say youre interested current drain associated different props nominal real error associated current drain prop size current value different prop size com parably error too However difference two readings still very good indicator prop effects own right So youve struggling motor current measurements consider Steves shunt economical approach tricky problem Im sure youll pleased Thanks Steve showing great idea June 92 LVRCS meet So concludes first column new year Please enclose SASE correspondence youd like reply just think few issue months will spring again Happy Electric Landings ld-Timer/Baker Continued page 105 outdoor free flight activities heavy Old-Timer stuff Ten bucks cash money order will get subscription please send check drawn US bank editor publisher Dan OGrady 50 Largo Cresc Nepean Ontario Canada K2G3C7 Tel 613 224-3424 So until next time thermals CYMRU R PRODUCTS SM-4 Electric Throttle best bargain Long Run SM4 runs 7 24 cells handles over 50 amps current optically isolated high rate includes Futaba P lead sermos connectors heataink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less Non $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos1 Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too late measly $49 GLOW SWITCH TINY 1 X 15 X 4 half ounce unit can handle up 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power igmtion system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info today 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 ervoMatLists $2495 plus Connecors Easy SerVO lnstall~IntrodUctol price $1996plus OPtlOfl5jppjflg positive pulSe SerVOSan Checks IJeUtra Tests ~maged SerVOS 48 point Annual H/C System up inclUdes utrals ears Con t~lS Ante IndiCatOrs Connectors Nicads CapaCItY Connectors ServOS Pots IatiOn Cone Rx Ratesm& Return hiiflg nuy Sidebands MOdU Tx OUtpUt power reqUeus ibratiofl &are list priCOS Rx Tunifl9 & Aligflment Oup tenna ~argef Tx Harnesses -Conne~5 pangeche Data Sheet TestinAnY parts needed i993 SwitcheS M January1993 159
Edition: Model Aviation - 1993/01
Page Numbers: 104, 105, 159
I F REE FLIGHT THE FRAMEWORKS PeckPolymers Convertable AceWhitman Albatros two rubber-powered models have discussing recent columns shown photos models have now covered have flown windy season did use paper supplied much prefer good stuff thats now sold about 9O sheet Its worth it goes OLD-TIMERS better cheap stuff costs about 3O sheet supplied kits Instead traditional method like Walt Mooneys method applying tissue Mooney method use thinned white glue such RC-56 coat outlines lay paper wet outlines gently pull out slack wrinkles good papers have enough wet strength allow seem absorb enough moisture shrink much needed times over light misting water sometimes necessary after glue has dried papers have definite grain want have grain oriented spanwise shrinking will exaggerate sag between ribs After applying shrinking tissue dope usual used Litespan light plastic covering bought Hobby Lobby fuselage Convertable think its puncture resistant doped tissue wont get soggy rubber lube large rubber models Ive used Micafilm Coverite good results dont like glue sold covering materials use RC-56 its dry hit covering iron heat gun shrink Micafilm comes roll Litespan folded After heat gun treatment folds go away no trouble dont think Ive mentioned modification made structures Albatros Convertable covered top bottom both wing stab center sections Y32 balsa sheet done handling ease have something glue keys Keys small bits woodusually 1/s-in dowel split halfpositioned removable flying surfaces snug up against fuselage keys ensure surfaces will attached same way time will give way model strikes obstruction RC-56 glue way best thing yet gluing transparent plastic stuff like canopies windowsif sort thing Most models have little people inside photograph shows AA Lidbergs 18-in Buzzard Bombshell Brown CO2 power have kit model Im building small electric motors series miniature Old-Timers has now expanded include Playboy Sr Trenton Terror Lanzo Record Breaker well 104 Model Aviation * Bill Baker shown frameworks Peck-Polymers Convertable Ace-Whitman Albatros Albatros similar better-known Pacific Ace has lifting stab Convertable has longer space rubber motor long landing gear large propeller has greater duration potential Photos Paula Baker Above AA Lidbergs 15-in-span Buzzard Bombshell 002 power Bill Baker plans build mini-electric Lidberg photo Left Bill Cushenbery Bakersfield California shows us Heaven Bound 52-in-span design Garafalow Mik Mikkelson photo Buzzard Bombshell Super Sunduster New Ruler have available some time Al has number pians interest Old-Timer fans including Wahoo 020 Replica designed man gave us Stratostreak Lou Garami also new Porterfield plan meant /2A RC Texaco see no reason would worthy consideration FF scale Anyway address AA Lidberg Model Plan Service 614 E Fordham Drive Tempe AZ 85283 send couple bucks complete catalog includes unusual rubber scale models Some issues back showed photos Loren Dietrichs winding stooge small rubber models has unique feature folding up easy portage After receiving some requests detailed plans Loren has made dimensioned drawing photos detailed instructions yours send buck large self-addressed stamped envelope Loren Dietrich 192 West Palm Ave Reedley CA 93654-2121 Simon Blake Manitoba Canada draws attention seldom-seen Gas model deserves built often Anzac SAM-legal pylon model somewhat similar appearance structure ever-popular Playboy Simon says ideal size smaller Class C motors such Rocket 45 Madewell 49 going make himself can find timer Madewell says sent four-page photocopy article Anzac October 1946 Model Craftsman will copy SASE loose stamp reimburse copy expense speaking Canada terms original articles best newsletter get SAM 86 Speaks covers indoor Continued poge 159 Lee Campbell sent kit Ray Smith 1941 Nationals winner usually referred Smith Mulvihill Winner excellent kiteven has good kind tissue like attention quality evident throughout kit good wood very nicely precut die-cut ribs hardware needed folding propeller propeller blocks cut outline shape marked carving carve bottom line indicated helical twist will reproduced properly competitive high-performance design large rubber Stick events about midway between popular Jabberwock Lanzo 1940 stick designs size appearance wing area 190 sq highly recommend design kit wanting competitiontype Old-Timer rubber model am looking forward building Ill include photo its done meantime wish some would send photos yours price $3498 plus $4 shipping direct Campbells Custom Kits 401 Executive Center Dr H-108 West Palm Beach FL 33401 order supplier free flight kits such FAI Model Supply lucky enough have local dealer stocks quality free flight supplies support local dealer Volume two Stick Tissue International out contains good stuff like volume Compiled Bill Hannan books delight interested modeling history still have active interest art form stick-and-tissue building price $995 plus $2 postage $250 first-class postage especially like continuation Alphonse Penaud history history Comet Model Company Fokker D-VII history book also includes historical piece solid models Jim Alaback three-views plans too would think two volumes would make fine Christmas present Order Hannans Runway Box 210 Magalia CA 95954 hurry call 916 873-6421 use plastic money Make Switch DU-BRO DU-BRO makes mounting switch easy Kwik-Switch Mount enables quickly install battery switch anywhere fuselage simply drilling /I6 hole adaptable fit both small large size radio switches including JR Futaba can also accommodate wall thickness up % Free Catalog send $1 shipping & handling January1993 105 IMIBRO Products ox 815 onda IL tiOIflILl shunts own use some club members think about price steal given Steve must buy connectors make shunt calibrate Its essentially freebie folks however few considerations keep mind using low-output copper shunt First copper temperaturestable fact its resistance increases about 4% per 100C means can get erroneously high readings elevated temperatures course lower readings under cold conditions other hand now have no effective way measure motor current really bad have two shunts myself find usually convenient use own temperature-stable described April 86 MA reference above Another consideration associated measurement accuracy displayed meter reading read specifications describe multimeter youll find specified accuracy associated measurement youll also find lowest readings may affected example typical economy multimeters attempting display millivolt out 200-millivolt range could actually have error several millivolts test evaluated eight economy Radio Shack meters three different types well much better quality lab meter found excellent agreement among simple test can perform add credibility such measurements get two voltage readingsone meter lead polarity read shunt voltage meter leads connected tip jacks both ways normal reverse compare results technique will show up meter offset near zero can simply average two resulting readings fact different meter no significant zero offset should produce same magnitude number " sign effect meter specifications tell what meter error possible However its observation typical meter performance usually much less pessimistic Incidentally found some autoranging meters trouble motor current measurement occurred because motor noise seemed confuse meter constantly tried find right range within operate didnt try think could corrected installing large capacitor across meter leads near meter near shunt several tens hundreds microfarads should Otherwise suggest using meters manually set range Finally Im going added detail just aware applications comparative measurements important absolute accuracy example lets say youre interested current drain associated different props nominal real error associated current drain prop size current value different prop size com parably error too However difference two readings still very good indicator prop effects own right So youve struggling motor current measurements consider Steves shunt economical approach tricky problem Im sure youll pleased Thanks Steve showing great idea June 92 LVRCS meet So concludes first column new year Please enclose SASE correspondence youd like reply just think few issue months will spring again Happy Electric Landings ld-Timer/Baker Continued page 105 outdoor free flight activities heavy Old-Timer stuff Ten bucks cash money order will get subscription please send check drawn US bank editor publisher Dan OGrady 50 Largo Cresc Nepean Ontario Canada K2G3C7 Tel 613 224-3424 So until next time thermals CYMRU R PRODUCTS SM-4 Electric Throttle best bargain Long Run SM4 runs 7 24 cells handles over 50 amps current optically isolated high rate includes Futaba P lead sermos connectors heataink plastic cover Weight 13 ounces Smooth reliable performance Best market Dont settle less Non $110 GLITCH Buster 6 CHANNELS OPTICAL Isolation PLUS Reliable SIGNAL BOOST long servo runs high power jumbo servos1 Must used separate servo battery pack Eliminates glitches caused long leads big servos flying tail wires Allows new PCM radios drive ANY type servo! add own input/output leads Measures 15 X 15 X 75 weighs 3/4 ounce Still just $45 Battery Backer use 4 S cell packs main other backup Backup kicks main pack craps out Capable handling current youll ever need Cheap peace mind expensive project! Buy before s too late measly $49 GLOW SWITCH TINY 1 X 15 X 4 half ounce unit can handle up 200 watts load Optically isolated unit replaces mechanical switch servo Simple 2 wire hookup just like regular switch! High OR Low side switching Includes indicator LED reversing switch point adjust futaba lead Great Video camera smoke fluid pump glow plug power igmtion system switch etc. Only $39 Lots other stuff too. like super fine wire #22 #15 #12 gauge simple ON/OFF motor controls etc Also R/C related consulting services reasonable rates! Call write address below info today 8606 Susanview Lane Cincinnati OH 45244 513-474-0985 ervoMatLists $2495 plus Connecors Easy SerVO lnstall~IntrodUctol price $1996plus OPtlOfl5jppjflg positive pulSe SerVOSan Checks IJeUtra Tests ~maged SerVOS 48 point Annual H/C System up inclUdes utrals ears Con t~lS Ante IndiCatOrs Connectors Nicads CapaCItY Connectors ServOS Pots IatiOn Cone Rx Ratesm& Return hiiflg nuy Sidebands MOdU Tx OUtpUt power reqUeus ibratiofl &are list priCOS Rx Tunifl9 & Aligflment Oup tenna ~argef Tx Harnesses -Conne~5 pangeche Data Sheet TestinAnY parts needed i993 SwitcheS M January1993 159