U Gary Shaw ELECTRICS SPRING TO LIFE enjoy flying Electric models Im sure youre already aware greatest advantages start push button Im also sure would come no surprise mentioned greatest disadvantages start push button Confused Lets try clear up Push button model now anned flight Push button again model no longer armed flight What concept So simple no would ever expect safety concern come right Well quite As described veteran silent flier Dick Miller Wemersville PA ualess have appropriate transmitter hands and/or know appropriate on/off switch positions airplane around its nearly impossible tell buddys model armed someone leaves model pits next person lucky enough use same frequency will suddenly find themselves controlling two aircraft Having recently experienced some excitement firsthand Dick took time jot down recent experience along some comments regarding possible solutions During recent KRC event elderly individual landed four-foot plane rather hard field After retrieving gave cursory examination damage Finding proceeded stand over plane between legs began run batteries down almost complete exhaustion motor running wide open discovered wooden prop very badly fractured during landing authors note lucky didnt separate face what followed incredible Leaving plane positioned behind flight line returned transmitter impound area left immediate area further contact plane didnt shut off Shortly thereafter motor came life plane headed group people standing well behind flight line channel now being used another pilot suddenly found himself controlling two planes Both myself another individual literally dove fr runaway plane managed turn receiver off before damage done Thats second time hes done today comment fellow co-grabber happening absolutely no reflection operation KRC affair very well run impound area well staffed times Right line managers also located pilot stations times just have individuals simply forget Ive done myself lets face advantage Electricsthat start push buttonalso makes very dangerous No safety switch used above craft doubt matters can forgotten too So got thinking eliminate happening ever occurring again simple inexpensive fall-safe motor control latching circuit solution parts available Radio Shack additional weight negligible particularly size weights craft currently vogue No safety switch required control via motor control signal supply voltage set latch transmitter IS TNIS SAFE LCTF1C PLANE oU ACE AN QST EMFt15ER TUE1151 NAmON K 0lll CJilPiEY 94 March 1995 27 S -In turned followed receiver per normal operation Pushing fail-safe button activates relay connects power motor control relay stays energized long transmitter Its engagement does inteffere operation controls After landing receiver inadvertently left upon turning off transmitter signal relay automatically lost causing relay drop outeffectively electrically disengagittg motor Attached Dicks letter several detailed schematics apparently make possible construct working prototype need electromechanical devices just guess folksIm electronics expert follow-up phone call revealed built tested prototype 1/16 board using Radio Shack parts laid out 1/16 board 110 cables Im told unit weighed mere nine grams Although did indicate initial success using prototype Airtronics VG4R system Dick seemed reluctant endorse schematics bugproof doing considerably testing current concern revolves around compatibility radio brands and/or potential null signal areas has also developed Audio-Visual indicator uses combination LED/Piezo element blink beep aircraft receiver left As described unit extremely light utilizes three inexpensive components Im told manufacture installation snap three components connector wired together plugged open receiver channel Since Dick promised have updated schematics testing results both ideas forwarded time read column SASE thats needed youd like receive personal copy ensure requests follow new residence please use following address Gary Shaw 5063 Benton Blvd Pace FL 32561 Thats short sweet month Looking forward receiving some mail new address Should little seasonal much less crowded Al nztent pending fueling system easily replaces leaky old brass t*iiigs exclusive system cal coded locking quick disconnect ropolene fittings will lock fuel moisture out Advanced Aero work hand elecfripumps Mastercard & Visa rjncea Aero Fueler kit Advanced Aero Fueler Fittin 24 hour Order Hotline 5 working feet Kit incu es 15 re transparent 1-805-943-5394 ng 15 red tubnq tubng 15 fttings 2 extrc proof locking qu ci bc k ng s eeves fuel a sconnects 4 extra lock n g flters 2 nylon tes use wtl eeves fuel f Iters 3/32 1/8 s cone tub nc full set nstruct ons andnot ncluded Instruct ons and2763 W Ave L Street d rect ons usedirect ons use ite 295 egular pr ce #14 95ce $9 95ncaster CA 93536 rtlr0$300 Ship & Handling Send SASE ee ue Copyright 1995 Patent Pen ing 28 Model Aviation
Edition: Model Aviation - 1995/03
Page Numbers: 27, 28
U Gary Shaw ELECTRICS SPRING TO LIFE enjoy flying Electric models Im sure youre already aware greatest advantages start push button Im also sure would come no surprise mentioned greatest disadvantages start push button Confused Lets try clear up Push button model now anned flight Push button again model no longer armed flight What concept So simple no would ever expect safety concern come right Well quite As described veteran silent flier Dick Miller Wemersville PA ualess have appropriate transmitter hands and/or know appropriate on/off switch positions airplane around its nearly impossible tell buddys model armed someone leaves model pits next person lucky enough use same frequency will suddenly find themselves controlling two aircraft Having recently experienced some excitement firsthand Dick took time jot down recent experience along some comments regarding possible solutions During recent KRC event elderly individual landed four-foot plane rather hard field After retrieving gave cursory examination damage Finding proceeded stand over plane between legs began run batteries down almost complete exhaustion motor running wide open discovered wooden prop very badly fractured during landing authors note lucky didnt separate face what followed incredible Leaving plane positioned behind flight line returned transmitter impound area left immediate area further contact plane didnt shut off Shortly thereafter motor came life plane headed group people standing well behind flight line channel now being used another pilot suddenly found himself controlling two planes Both myself another individual literally dove fr runaway plane managed turn receiver off before damage done Thats second time hes done today comment fellow co-grabber happening absolutely no reflection operation KRC affair very well run impound area well staffed times Right line managers also located pilot stations times just have individuals simply forget Ive done myself lets face advantage Electricsthat start push buttonalso makes very dangerous No safety switch used above craft doubt matters can forgotten too So got thinking eliminate happening ever occurring again simple inexpensive fall-safe motor control latching circuit solution parts available Radio Shack additional weight negligible particularly size weights craft currently vogue No safety switch required control via motor control signal supply voltage set latch transmitter IS TNIS SAFE LCTF1C PLANE oU ACE AN QST EMFt15ER TUE1151 NAmON K 0lll CJilPiEY 94 March 1995 27 S -In turned followed receiver per normal operation Pushing fail-safe button activates relay connects power motor control relay stays energized long transmitter Its engagement does inteffere operation controls After landing receiver inadvertently left upon turning off transmitter signal relay automatically lost causing relay drop outeffectively electrically disengagittg motor Attached Dicks letter several detailed schematics apparently make possible construct working prototype need electromechanical devices just guess folksIm electronics expert follow-up phone call revealed built tested prototype 1/16 board using Radio Shack parts laid out 1/16 board 110 cables Im told unit weighed mere nine grams Although did indicate initial success using prototype Airtronics VG4R system Dick seemed reluctant endorse schematics bugproof doing considerably testing current concern revolves around compatibility radio brands and/or potential null signal areas has also developed Audio-Visual indicator uses combination LED/Piezo element blink beep aircraft receiver left As described unit extremely light utilizes three inexpensive components Im told manufacture installation snap three components connector wired together plugged open receiver channel Since Dick promised have updated schematics testing results both ideas forwarded time read column SASE thats needed youd like receive personal copy ensure requests follow new residence please use following address Gary Shaw 5063 Benton Blvd Pace FL 32561 Thats short sweet month Looking forward receiving some mail new address Should little seasonal much less crowded Al nztent pending fueling system easily replaces leaky old brass t*iiigs exclusive system cal coded locking quick disconnect ropolene fittings will lock fuel moisture out Advanced Aero work hand elecfripumps Mastercard & Visa rjncea Aero Fueler kit Advanced Aero Fueler Fittin 24 hour Order Hotline 5 working feet Kit incu es 15 re transparent 1-805-943-5394 ng 15 red tubnq tubng 15 fttings 2 extrc proof locking qu ci bc k ng s eeves fuel a sconnects 4 extra lock n g flters 2 nylon tes use wtl eeves fuel f Iters 3/32 1/8 s cone tub nc full set nstruct ons andnot ncluded Instruct ons and2763 W Ave L Street d rect ons usedirect ons use ite 295 egular pr ce #14 95ce $9 95ncaster CA 93536 rtlr0$300 Ship & Handling Send SASE ee ue Copyright 1995 Patent Pen ing 28 Model Aviation