THIS MONTHS TOPICS 1 Electric Connec tion Service 2 Reader mail 3 Electric meets 4 Electric installations Part Five THE ELECTRIC Connection Service includes three modelers month Mitchell Chin 19 Stephens Rd Tappan NY 10983 telephone 914/365-3455 Mitchell tells hes interested 035-05 direct geared motors likes modify motors scratch-builts Dick Hinekle 6406 E 140th Terrace Grand View MO 64030 Unfortunately misfiled Dicks letter cant elaborate other say hes interested connecting anyone else whos flying charged Pete Williams 1033 Dresslerville Rd Gard nerville NV 89410 hoping connect Kindred spirits Carson City/Minden/ Gardnerville area about 45 minutes south Reno NV Im asking readers about loca tions Electric modelers get touch share joy Electric tell em Bob sent ya Reader m. keeps coming reaction now-dated January 1991 issue never im agined personal comments issue would result overwhelming reader re sponse Ive know repetitious kind folks continue send heartfelt thoughts about personal family loss mention once Thank continuing warmth friendliness thoughtfulness kindness encouragement under standing sympathy subject can also tell some folks apparently havent seen recent columns As know Ive responsive letters seeking Electric help months Ive also discussed several times past few columns continue write help anyway stack unanswered mail just grows grows Well Im happy say promised now some movement regard Ive just re cently able answer some currently arriv ing mail intent hope once again fully responsive means Ill best swer questions ask en close self-addressed stamped envelope SASE purpose Unfortunately still dont see way can ever catch up mail thats accumulated since last July no choice stop writing mail good solder flow onto connector -in length yellow Du-Bro heat shrink completed job looks bright shiny tubing slipped over wire-connector asnot cold Practice littleits worth itsembly Note tubing extends slight ly past front connector hit dead end Im truly sorry again ask understanding forgiveness matter Early word has Santa Clara County Model Aircraft Skypark club will hold its second annual All-Electric RC Carnival Fly-In Satur day Sunday June 15 16 Last years oneday first annual drew 27 participants 60 air craft kinds Since Electric meets just natu Heat shrinking before fuse piugged allows Du-Bro tubing flow form nicely around assembly Note no bare wire exposed wire emerges connector barrel no connector exposure mates fuse neat well-insulated safe fuse connector 12 Model Aviation Radio Confro Electrics Bob Kopski 25 West End Dr Lansdale PA 19446 length high-flex 15-gauge wire disconnect crimp connector auto store thats needed make workable fuse connector crimp tool shown optional wire Inserted connector short exposed length wire sol barrel about l/ inch copper ex dered terminal using small-tipped tends past front barrel opening iron electronic-grade 60-40 aolder hav crimp tooi has just ciosed barrei ing rosin flux alligator clip holds ter squeezing wire minal during soldering operation yourself favor IKON NWST Kit n world wide finest CESSNA AIRMASTER 1/4 SCALE 103 rally grow since now two days happen Id expect see lots people n planes field year meet still planning stages write will firmed up time read full info just contact Bob Ortman 631 Sobrato Way Campbell CA 95008and tell im Bob sent ya 1991 KRC Electric Fly referred other columnists premier Electric meet also planning stages years meet 12th scheduled Septeniber 21 22 same great field last yearsthe Buc-Le Aero sportsmen field Quakertown PA about 30 miles north Philadelphia Coverage 1990 meet can found January 1991 MA additional photos February March issues Feature coverage also appeared February issues FM MAN think will also full coverage future RCM press Simply because meet recognized biggest n best nation maybe world Last year brought 135 participants nearly three times planes Can imagine Come see yourself Indeed owe yourself just doesnt get better fully detailed mailer can obtained late spring sending SASE CD John Hickey 1624 Maple Ave Hatfield PA 19440 Electric installations Part Five Previous seg ments ongoing miniseries have discussed connectors arming switches battery wiring charger connections fuse connections cluded have photos soldering operations wiring diagrams As promised months column illustrates how-to fuse stallation detail updating improving information presented March 1988 issue first photo sequence shows two electrical parts needed begin very own fuse installationwire crimpable A-in female disconnect terminal Looming over optional crimp tool used bring togetherintimately As wire several choices market always use high-flex wirethe kind hundreds very fine strands make feel like wet noodle Some sources type wire include Astro Jomar SR CS Flight Systems disconnects call electrical parlance normally sold small packs standard parts found auto supply stores connectors available several styles range wire gauges always use crimp type pictured since installations use either 14- 15- 16-gauge wire choose 14-to-16-gauge disconnects wire gauge range color coded blue theres blue plastic sleeve over barrel end connector Smaller wire sizes color coded red Now begin Strip insulation off wire making sure dont cut nick strands Twist strands fingers hold em neatiy bundled Insert wire end back connector about /16 shows through front barrel point some insulation will serted blue plastic sleeve wire sulation too large taper trim until fits insulation insertion assures no wire will exposed rear connector also pro vides degree strain relief during flexure wire/connector combo second photo shows crimp tool posi tioned over plastic insulating sleeve con nector squeezed hard deform barrel capture wire inside Note crimp tools have differently sized jaws use differ ently sized parts jaws normally marked matching color code blue case and/or stamped numbers As mentioned briefly above crimping operation optional will discussed detail below earlier method outlined March 1988 column wire-to-connector attachment stopped right therethe crimp made adequate joint both mechanically electrically Right Wrong always took whilearound year perhapsbut sooner later electrical quality joints deteriorated whatever rea sons crimped joints slowly developed inter nal resistance resulted connector heat ing high currents associated run ning motor Indeed some assemblies got hot plastic sleeves melted what alerted something wrong can tell took long time figure out what going Along way also discovered worse way install such connector some assemblies first tinned wire end before crimping connector Initially made really great crimp connection less time described abovein fact no time allthe connections deteriorated dramatically connectors got very hot think solder yielded under crimp pressure Folks now know two ways install crimp terminals back nowadays third photo shows assure long-lasting good-quality electri cal wire-to-connector attachment soldering / wire emerging past connector barrel intended soldered photo shows An alligator clip supported stand holds wire leaving both hands free work handConuinued page 81 May1991 13 GREAT LAKES 2T1A 115 SCALE 64 CORBEN SUPER ACE 1/4 SCALE 80 TAYLORCRAFT GIANT SCALE 90 PIPER SUPER CUB 1/4 SCALE 107 J-3 CU5 1/5 SCALE 85 CURTISS ROBIN CHALLENGER 1/5 SCALE 98 Heres something consider during con struction phase will normally take two months build first Glider Id give se rious consideration buying used trainer someone club wait two months start flying have radio need trainer someone no longer needs Ask instructor look around Place ad club newsletter gave new member trainer sold second cost An other club member gave beginner radio Glider suggest buy something get started Youll feel better about flying something didnt spend months building crashes put back together fly again again Remember Its flying skills win contests Yes construction important youve got master basic skills reaching sky say dont have workshop garage What can Ill tell what Go down local hardware store buy flat board about 10 inches wide six feet long kind sold shelving Also buy 2 x 4-ft wood-fiber ceiling panel Its great holding pins Cut width board use contact cement stick material side board can stored under bed youre ready build put old blanket dining room ta ble set up board start gluing Dont tell cant build youre doing stuff Finally join AMA Its backbone hobby should support organiza tion because will support us See next month New Multiplex catalog Bob Boomer Beemer RC West has new 160-page Multiplex English catalog available $750 via UPS postpaid Multiplex big German hobby manufac turer along Graupner Robbe Sim prop does fantastic job offering just about everything can think associated RC hobby Make no mistake huge indus try Europe Multiplex especially well known its topquality radios Manufactured Multiplex plant Niefern near Pforzheim German radio equipment sold US exclu sively through Beemer Simprop makes its own radios JR makes Graupner radios Futaba makes radios Robbe Martin Bamert uses top-of-the-line Multiplex Profi MC 3030 loves lot nice Gliders Multiplex catalog too easiest way get catalog call Bob 602/837-0311 give him Visa Mas terCard number wish send check address 17252 E Falcon Dr #3 Fountain Hills AZ 85268D RC Electrics/Kopski Continued page 13 As shown soldering iron brought contact exposed copper wire elec tronic-grade solder applied wire-iron interface 20-to-30-watt iron small / tip fits right shown thats needed few seconds solder flow smoothly over copper onto connector metal Make sure solder wets connector also being sure confine area shown shouldnt flow forward area fuse blade will fit youre fin ished solder should look smooth shiny neatly flowed photo Incidentally Ive no problems meltdown plastic sleeve during soldering cant speak other brands connectors may behave differently case good solder ing practice leading quick quality job will al ways minimize such risk next step fun Slip M-in length A-in-diameter Du-Bro heat shrink tubing size coded yellow over connector end shown fifth photo Make sure tubing extends slightly past open end connector pic tured assures no connector metal will exposed operation finished Heat tubing covering gun carefully playing hot air blast around few seconds tubing will shrink appear flow-fit rather smoothly over connector assembly sixth photo shows such completed connector fuse plugged Please note mechanical fit fuse blade connector varies somewhat dif ferent connector brands always check tight fit gently squeezing connector curls achieve need Look telltale shiny track marks fuse blade both sets curls easier before heat shrink tubing place can done after ward fact after several fuse insertions/re movals fit will loosen bit can retight ened squeezing just little pliers right over heat shrink suggest practice connector assembly beforehand get feel operation probably worst connection installation youve followed earlier parts series youre likely using Sermos connectors main mate choice type discon nect shown noticeably poorer electrical mechanical quality simply isnt much choice connecting ATC fuses So its im Continued page 89 May 1991 81 portant get quality mechanical fit help en sure best electrical fit related topic Ive seen some folks use fuse removable arming switch fuse left out until flight time plugged thus arming system lieu separate arming switch opinion questionable practice because mentioned above connec tor fit loosens repeated use Consider fuse protection neededwhich should rarelyso repeated removal/replacement intended expected other hand maybe theres something Im missing Id appreciate reader reaction issue never ~-JjDJJDy-*-3wivJm Hundreds cowls radial cowls wheelpants Strong lightweight one-piece construction Exact duplicate manufacturers original Phone orders information call 703 890-6017 9 am-6 pm EDT said know everything Ill pass along good words may receive Now about optional crimping operation As above makes clear crimping should relied electrical connection cer tainly useful mechanical attachment wire connector Soldering wire described electrical reasons also makes good mechanical joint Therefore dont have access crimping tool theres no reason soldering wouldnt serve both mechanical electrical purposes case solder op eration will bit less convenient since now two little clamps like clip shown will bc neededone hold connector another hold wire snugly connector soldering process Incidentally know about solder discon Continued page 94 Send $100 catalog Dept MA Rt Box 530 Goodview VA 24095 7 C GOODIES Cochran St Suite 281805 581-5061 Simi Valley Ca 93065 ER & AIRPLANE KITS PECKPOLYMER GENESIS R/CFL JGGLIDE VERSATILE STABLE GLIDER FOR HAND LAUNCH CLIFF SOARING OR HI-START NCH WINGSPAN 2-3 CH RADIO $3495 SPEC $2995 SHIPPING INCLUDED PECK PRAIRIE BIRD 50 ELECTRIC OR GAS R/C TRAINER THAT ANYONE CAN FLY 49 INCH SPAN WING AREA 423 SQIN FOR 05 ELECTRIC/049-15 GAS REG $4995 -SPEC $4295 F RESIDENTS ADD SALES TAX CATALOG $100 USA $300 FOREIGN PRICES ARE CASH CARDS6%MORE 2 20% DEPOSIT-COD May 1991 89 RC Electrics/Kopski Continued page 81 MATS91 CANADIAN NATIONAL NODEL AIRPLANE CHAr1PIONSHIP JULY ITO 7IQI HURON PARK ONTARIO SANCTIONED BY MODEL AERONAUTICS ASSOCIATION eq CANADA C416 844-8764 RC Electrics/Kopski Continued page 89 nects connectors made plastic sleeve place meant soldered wire first place theyre tempting use resist temptation As noted above prefer having plastic sleeve since serves both some degree strain relief overcover wire insulation Also like solder end wire wire enters connector barrel want part wire remain flexible something couldnt solder wicked under wire insulation Finally plastic crimp sleeve en larges connector barrel opinion al lows much better flow fit heat shrink tubing Okay Now youre set great job fuse installation very own custom wiring job also equipped dig storebought wiring harness put fuse sure check Out least last two months March April RC Electrics columns related discussion before begin think youll find lots useful info Ill bringing Electric installa tions next months column meantime have happy Electric springtime everyone E SAFE FLYING IS NO ACCIDENT Up Around/Aldrich Continued page 22 like being dream world equivalent meeting famous astronauts today 16year-old met famous modelers until read about hero week sure met Carl Goldberg Bill Winter late Carl Smith flew Bob Palmer held Dick Kordss Rubber job watched Ted Enticknap 10-minute maxes Gool Ive always tributed going design own models winning national competition associ ation such great people past 12 years main interests have building flying Old-Timer Nostalgia Free Flight Control Line models course engines power Bill Skipperss Akrobat Bob Palmers Go-Devil Goldbergs Zipper Strucks New Ruler past years have pure fun rest put together Theres no denying itmuch enjoyment has come build ing rebuilding models lacked pa tience talent money build youth design agenda year fun Stunt ship old Nats winner Di-Doe bipe can fly weather What really makes unique engine offsetsome thing like 15 degrees Talk about tight lines can fly just about wind Howard Thombs flew two same time engine conSAMS MODELS SPITFIRE England13 or26 span Europes lead ng F ee Fight & V ntage specialist SAMS 1600 Item catalog FREE Send $2 postage Chapel Sandon Herts SG9 OQJ England NOTE $ billaNISAf Master Card hecks & stamps valid England 1 trol Back late 1950s adapted large offset feature Flite Streaks powered Oliver Tiger 15 diesel flew 45-mph winds no problems slack lines trick feature Flite Streak its ability stay lines stalled point could hang stationary times Often helper would catch refill tank turn loose again recently finished couple Rite Streaks uti lizing original construction keep weight down improved performance well worth effort line tension 60-ft stranded wires no problem terest can prepare sketch showing original Streaks wings built ease construction changed kits quite bit particularly version took four bays out wing Once hot Combat ship Flite Streak becomes real blast fun-fly less power up front have operated spark-ignition engine wanted never understood finky wiringpoints coils etc big difference between running ignition engine 50 years ago running today batter ies Whether alkaline Ni-Cd todays batteries take frustration out ignition opera tion help some friends over years Ive adapted transistorized circuit brings entire ignition system little 28 oz including 36-volt Ni-Cd pack Perhaps diagram couple pictures would terest AntiOses Military Civilian Helicopters Sailpianes 3000 plAN10000 3MW awngs Color FOTOPAAK5Inctoding KOKU-FAN 72 p09 CATAIOG $400I 94 Model Aviation rTh p d h FOR INFO CALL WORLDS BIGGEST SCALE PLANS & DAGARIERTATIAN SERVICE 70000 AIAAAA SAAAA ST SCALA MOREL PLANS COG PAGE CATALOG SA*LIPLANSMN oPoroSvcs PLANS ENLARGING3209 Mdion Ave. A,SAAO NE 27419 SEp19 ROERMENTATIEN019129052
Edition: Model Aviation - 1991/05
Page Numbers: 12, 13, 81, 89, 94
THIS MONTHS TOPICS 1 Electric Connec tion Service 2 Reader mail 3 Electric meets 4 Electric installations Part Five THE ELECTRIC Connection Service includes three modelers month Mitchell Chin 19 Stephens Rd Tappan NY 10983 telephone 914/365-3455 Mitchell tells hes interested 035-05 direct geared motors likes modify motors scratch-builts Dick Hinekle 6406 E 140th Terrace Grand View MO 64030 Unfortunately misfiled Dicks letter cant elaborate other say hes interested connecting anyone else whos flying charged Pete Williams 1033 Dresslerville Rd Gard nerville NV 89410 hoping connect Kindred spirits Carson City/Minden/ Gardnerville area about 45 minutes south Reno NV Im asking readers about loca tions Electric modelers get touch share joy Electric tell em Bob sent ya Reader m. keeps coming reaction now-dated January 1991 issue never im agined personal comments issue would result overwhelming reader re sponse Ive know repetitious kind folks continue send heartfelt thoughts about personal family loss mention once Thank continuing warmth friendliness thoughtfulness kindness encouragement under standing sympathy subject can also tell some folks apparently havent seen recent columns As know Ive responsive letters seeking Electric help months Ive also discussed several times past few columns continue write help anyway stack unanswered mail just grows grows Well Im happy say promised now some movement regard Ive just re cently able answer some currently arriv ing mail intent hope once again fully responsive means Ill best swer questions ask en close self-addressed stamped envelope SASE purpose Unfortunately still dont see way can ever catch up mail thats accumulated since last July no choice stop writing mail good solder flow onto connector -in length yellow Du-Bro heat shrink completed job looks bright shiny tubing slipped over wire-connector asnot cold Practice littleits worth itsembly Note tubing extends slight ly past front connector hit dead end Im truly sorry again ask understanding forgiveness matter Early word has Santa Clara County Model Aircraft Skypark club will hold its second annual All-Electric RC Carnival Fly-In Satur day Sunday June 15 16 Last years oneday first annual drew 27 participants 60 air craft kinds Since Electric meets just natu Heat shrinking before fuse piugged allows Du-Bro tubing flow form nicely around assembly Note no bare wire exposed wire emerges connector barrel no connector exposure mates fuse neat well-insulated safe fuse connector 12 Model Aviation Radio Confro Electrics Bob Kopski 25 West End Dr Lansdale PA 19446 length high-flex 15-gauge wire disconnect crimp connector auto store thats needed make workable fuse connector crimp tool shown optional wire Inserted connector short exposed length wire sol barrel about l/ inch copper ex dered terminal using small-tipped tends past front barrel opening iron electronic-grade 60-40 aolder hav crimp tooi has just ciosed barrei ing rosin flux alligator clip holds ter squeezing wire minal during soldering operation yourself favor IKON NWST Kit n world wide finest CESSNA AIRMASTER 1/4 SCALE 103 rally grow since now two days happen Id expect see lots people n planes field year meet still planning stages write will firmed up time read full info just contact Bob Ortman 631 Sobrato Way Campbell CA 95008and tell im Bob sent ya 1991 KRC Electric Fly referred other columnists premier Electric meet also planning stages years meet 12th scheduled Septeniber 21 22 same great field last yearsthe Buc-Le Aero sportsmen field Quakertown PA about 30 miles north Philadelphia Coverage 1990 meet can found January 1991 MA additional photos February March issues Feature coverage also appeared February issues FM MAN think will also full coverage future RCM press Simply because meet recognized biggest n best nation maybe world Last year brought 135 participants nearly three times planes Can imagine Come see yourself Indeed owe yourself just doesnt get better fully detailed mailer can obtained late spring sending SASE CD John Hickey 1624 Maple Ave Hatfield PA 19440 Electric installations Part Five Previous seg ments ongoing miniseries have discussed connectors arming switches battery wiring charger connections fuse connections cluded have photos soldering operations wiring diagrams As promised months column illustrates how-to fuse stallation detail updating improving information presented March 1988 issue first photo sequence shows two electrical parts needed begin very own fuse installationwire crimpable A-in female disconnect terminal Looming over optional crimp tool used bring togetherintimately As wire several choices market always use high-flex wirethe kind hundreds very fine strands make feel like wet noodle Some sources type wire include Astro Jomar SR CS Flight Systems disconnects call electrical parlance normally sold small packs standard parts found auto supply stores connectors available several styles range wire gauges always use crimp type pictured since installations use either 14- 15- 16-gauge wire choose 14-to-16-gauge disconnects wire gauge range color coded blue theres blue plastic sleeve over barrel end connector Smaller wire sizes color coded red Now begin Strip insulation off wire making sure dont cut nick strands Twist strands fingers hold em neatiy bundled Insert wire end back connector about /16 shows through front barrel point some insulation will serted blue plastic sleeve wire sulation too large taper trim until fits insulation insertion assures no wire will exposed rear connector also pro vides degree strain relief during flexure wire/connector combo second photo shows crimp tool posi tioned over plastic insulating sleeve con nector squeezed hard deform barrel capture wire inside Note crimp tools have differently sized jaws use differ ently sized parts jaws normally marked matching color code blue case and/or stamped numbers As mentioned briefly above crimping operation optional will discussed detail below earlier method outlined March 1988 column wire-to-connector attachment stopped right therethe crimp made adequate joint both mechanically electrically Right Wrong always took whilearound year perhapsbut sooner later electrical quality joints deteriorated whatever rea sons crimped joints slowly developed inter nal resistance resulted connector heat ing high currents associated run ning motor Indeed some assemblies got hot plastic sleeves melted what alerted something wrong can tell took long time figure out what going Along way also discovered worse way install such connector some assemblies first tinned wire end before crimping connector Initially made really great crimp connection less time described abovein fact no time allthe connections deteriorated dramatically connectors got very hot think solder yielded under crimp pressure Folks now know two ways install crimp terminals back nowadays third photo shows assure long-lasting good-quality electri cal wire-to-connector attachment soldering / wire emerging past connector barrel intended soldered photo shows An alligator clip supported stand holds wire leaving both hands free work handConuinued page 81 May1991 13 GREAT LAKES 2T1A 115 SCALE 64 CORBEN SUPER ACE 1/4 SCALE 80 TAYLORCRAFT GIANT SCALE 90 PIPER SUPER CUB 1/4 SCALE 107 J-3 CU5 1/5 SCALE 85 CURTISS ROBIN CHALLENGER 1/5 SCALE 98 Heres something consider during con struction phase will normally take two months build first Glider Id give se rious consideration buying used trainer someone club wait two months start flying have radio need trainer someone no longer needs Ask instructor look around Place ad club newsletter gave new member trainer sold second cost An other club member gave beginner radio Glider suggest buy something get started Youll feel better about flying something didnt spend months building crashes put back together fly again again Remember Its flying skills win contests Yes construction important youve got master basic skills reaching sky say dont have workshop garage What can Ill tell what Go down local hardware store buy flat board about 10 inches wide six feet long kind sold shelving Also buy 2 x 4-ft wood-fiber ceiling panel Its great holding pins Cut width board use contact cement stick material side board can stored under bed youre ready build put old blanket dining room ta ble set up board start gluing Dont tell cant build youre doing stuff Finally join AMA Its backbone hobby should support organiza tion because will support us See next month New Multiplex catalog Bob Boomer Beemer RC West has new 160-page Multiplex English catalog available $750 via UPS postpaid Multiplex big German hobby manufac turer along Graupner Robbe Sim prop does fantastic job offering just about everything can think associated RC hobby Make no mistake huge indus try Europe Multiplex especially well known its topquality radios Manufactured Multiplex plant Niefern near Pforzheim German radio equipment sold US exclu sively through Beemer Simprop makes its own radios JR makes Graupner radios Futaba makes radios Robbe Martin Bamert uses top-of-the-line Multiplex Profi MC 3030 loves lot nice Gliders Multiplex catalog too easiest way get catalog call Bob 602/837-0311 give him Visa Mas terCard number wish send check address 17252 E Falcon Dr #3 Fountain Hills AZ 85268D RC Electrics/Kopski Continued page 13 As shown soldering iron brought contact exposed copper wire elec tronic-grade solder applied wire-iron interface 20-to-30-watt iron small / tip fits right shown thats needed few seconds solder flow smoothly over copper onto connector metal Make sure solder wets connector also being sure confine area shown shouldnt flow forward area fuse blade will fit youre fin ished solder should look smooth shiny neatly flowed photo Incidentally Ive no problems meltdown plastic sleeve during soldering cant speak other brands connectors may behave differently case good solder ing practice leading quick quality job will al ways minimize such risk next step fun Slip M-in length A-in-diameter Du-Bro heat shrink tubing size coded yellow over connector end shown fifth photo Make sure tubing extends slightly past open end connector pic tured assures no connector metal will exposed operation finished Heat tubing covering gun carefully playing hot air blast around few seconds tubing will shrink appear flow-fit rather smoothly over connector assembly sixth photo shows such completed connector fuse plugged Please note mechanical fit fuse blade connector varies somewhat dif ferent connector brands always check tight fit gently squeezing connector curls achieve need Look telltale shiny track marks fuse blade both sets curls easier before heat shrink tubing place can done after ward fact after several fuse insertions/re movals fit will loosen bit can retight ened squeezing just little pliers right over heat shrink suggest practice connector assembly beforehand get feel operation probably worst connection installation youve followed earlier parts series youre likely using Sermos connectors main mate choice type discon nect shown noticeably poorer electrical mechanical quality simply isnt much choice connecting ATC fuses So its im Continued page 89 May 1991 81 portant get quality mechanical fit help en sure best electrical fit related topic Ive seen some folks use fuse removable arming switch fuse left out until flight time plugged thus arming system lieu separate arming switch opinion questionable practice because mentioned above connec tor fit loosens repeated use Consider fuse protection neededwhich should rarelyso repeated removal/replacement intended expected other hand maybe theres something Im missing Id appreciate reader reaction issue never ~-JjDJJDy-*-3wivJm Hundreds cowls radial cowls wheelpants Strong lightweight one-piece construction Exact duplicate manufacturers original Phone orders information call 703 890-6017 9 am-6 pm EDT said know everything Ill pass along good words may receive Now about optional crimping operation As above makes clear crimping should relied electrical connection cer tainly useful mechanical attachment wire connector Soldering wire described electrical reasons also makes good mechanical joint Therefore dont have access crimping tool theres no reason soldering wouldnt serve both mechanical electrical purposes case solder op eration will bit less convenient since now two little clamps like clip shown will bc neededone hold connector another hold wire snugly connector soldering process Incidentally know about solder discon Continued page 94 Send $100 catalog Dept MA Rt Box 530 Goodview VA 24095 7 C GOODIES Cochran St Suite 281805 581-5061 Simi Valley Ca 93065 ER & AIRPLANE KITS PECKPOLYMER GENESIS R/CFL JGGLIDE VERSATILE STABLE GLIDER FOR HAND LAUNCH CLIFF SOARING OR HI-START NCH WINGSPAN 2-3 CH RADIO $3495 SPEC $2995 SHIPPING INCLUDED PECK PRAIRIE BIRD 50 ELECTRIC OR GAS R/C TRAINER THAT ANYONE CAN FLY 49 INCH SPAN WING AREA 423 SQIN FOR 05 ELECTRIC/049-15 GAS REG $4995 -SPEC $4295 F RESIDENTS ADD SALES TAX CATALOG $100 USA $300 FOREIGN PRICES ARE CASH CARDS6%MORE 2 20% DEPOSIT-COD May 1991 89 RC Electrics/Kopski Continued page 81 MATS91 CANADIAN NATIONAL NODEL AIRPLANE CHAr1PIONSHIP JULY ITO 7IQI HURON PARK ONTARIO SANCTIONED BY MODEL AERONAUTICS ASSOCIATION eq CANADA C416 844-8764 RC Electrics/Kopski Continued page 89 nects connectors made plastic sleeve place meant soldered wire first place theyre tempting use resist temptation As noted above prefer having plastic sleeve since serves both some degree strain relief overcover wire insulation Also like solder end wire wire enters connector barrel want part wire remain flexible something couldnt solder wicked under wire insulation Finally plastic crimp sleeve en larges connector barrel opinion al lows much better flow fit heat shrink tubing Okay Now youre set great job fuse installation very own custom wiring job also equipped dig storebought wiring harness put fuse sure check Out least last two months March April RC Electrics columns related discussion before begin think youll find lots useful info Ill bringing Electric installa tions next months column meantime have happy Electric springtime everyone E SAFE FLYING IS NO ACCIDENT Up Around/Aldrich Continued page 22 like being dream world equivalent meeting famous astronauts today 16year-old met famous modelers until read about hero week sure met Carl Goldberg Bill Winter late Carl Smith flew Bob Palmer held Dick Kordss Rubber job watched Ted Enticknap 10-minute maxes Gool Ive always tributed going design own models winning national competition associ ation such great people past 12 years main interests have building flying Old-Timer Nostalgia Free Flight Control Line models course engines power Bill Skipperss Akrobat Bob Palmers Go-Devil Goldbergs Zipper Strucks New Ruler past years have pure fun rest put together Theres no denying itmuch enjoyment has come build ing rebuilding models lacked pa tience talent money build youth design agenda year fun Stunt ship old Nats winner Di-Doe bipe can fly weather What really makes unique engine offsetsome thing like 15 degrees Talk about tight lines can fly just about wind Howard Thombs flew two same time engine conSAMS MODELS SPITFIRE England13 or26 span Europes lead ng F ee Fight & V ntage specialist SAMS 1600 Item catalog FREE Send $2 postage Chapel Sandon Herts SG9 OQJ England NOTE $ billaNISAf Master Card hecks & stamps valid England 1 trol Back late 1950s adapted large offset feature Flite Streaks powered Oliver Tiger 15 diesel flew 45-mph winds no problems slack lines trick feature Flite Streak its ability stay lines stalled point could hang stationary times Often helper would catch refill tank turn loose again recently finished couple Rite Streaks uti lizing original construction keep weight down improved performance well worth effort line tension 60-ft stranded wires no problem terest can prepare sketch showing original Streaks wings built ease construction changed kits quite bit particularly version took four bays out wing Once hot Combat ship Flite Streak becomes real blast fun-fly less power up front have operated spark-ignition engine wanted never understood finky wiringpoints coils etc big difference between running ignition engine 50 years ago running today batter ies Whether alkaline Ni-Cd todays batteries take frustration out ignition opera tion help some friends over years Ive adapted transistorized circuit brings entire ignition system little 28 oz including 36-volt Ni-Cd pack Perhaps diagram couple pictures would terest AntiOses Military Civilian Helicopters Sailpianes 3000 plAN10000 3MW awngs Color FOTOPAAK5Inctoding KOKU-FAN 72 p09 CATAIOG $400I 94 Model Aviation rTh p d h FOR INFO CALL WORLDS BIGGEST SCALE PLANS & DAGARIERTATIAN SERVICE 70000 AIAAAA SAAAA ST SCALA MOREL PLANS COG PAGE CATALOG SA*LIPLANSMN oPoroSvcs PLANS ENLARGING3209 Mdion Ave. A,SAAO NE 27419 SEp19 ROERMENTATIEN019129052
Edition: Model Aviation - 1991/05
Page Numbers: 12, 13, 81, 89, 94
THIS MONTHS TOPICS 1 Electric Connec tion Service 2 Reader mail 3 Electric meets 4 Electric installations Part Five THE ELECTRIC Connection Service includes three modelers month Mitchell Chin 19 Stephens Rd Tappan NY 10983 telephone 914/365-3455 Mitchell tells hes interested 035-05 direct geared motors likes modify motors scratch-builts Dick Hinekle 6406 E 140th Terrace Grand View MO 64030 Unfortunately misfiled Dicks letter cant elaborate other say hes interested connecting anyone else whos flying charged Pete Williams 1033 Dresslerville Rd Gard nerville NV 89410 hoping connect Kindred spirits Carson City/Minden/ Gardnerville area about 45 minutes south Reno NV Im asking readers about loca tions Electric modelers get touch share joy Electric tell em Bob sent ya Reader m. keeps coming reaction now-dated January 1991 issue never im agined personal comments issue would result overwhelming reader re sponse Ive know repetitious kind folks continue send heartfelt thoughts about personal family loss mention once Thank continuing warmth friendliness thoughtfulness kindness encouragement under standing sympathy subject can also tell some folks apparently havent seen recent columns As know Ive responsive letters seeking Electric help months Ive also discussed several times past few columns continue write help anyway stack unanswered mail just grows grows Well Im happy say promised now some movement regard Ive just re cently able answer some currently arriv ing mail intent hope once again fully responsive means Ill best swer questions ask en close self-addressed stamped envelope SASE purpose Unfortunately still dont see way can ever catch up mail thats accumulated since last July no choice stop writing mail good solder flow onto connector -in length yellow Du-Bro heat shrink completed job looks bright shiny tubing slipped over wire-connector asnot cold Practice littleits worth itsembly Note tubing extends slight ly past front connector hit dead end Im truly sorry again ask understanding forgiveness matter Early word has Santa Clara County Model Aircraft Skypark club will hold its second annual All-Electric RC Carnival Fly-In Satur day Sunday June 15 16 Last years oneday first annual drew 27 participants 60 air craft kinds Since Electric meets just natu Heat shrinking before fuse piugged allows Du-Bro tubing flow form nicely around assembly Note no bare wire exposed wire emerges connector barrel no connector exposure mates fuse neat well-insulated safe fuse connector 12 Model Aviation Radio Confro Electrics Bob Kopski 25 West End Dr Lansdale PA 19446 length high-flex 15-gauge wire disconnect crimp connector auto store thats needed make workable fuse connector crimp tool shown optional wire Inserted connector short exposed length wire sol barrel about l/ inch copper ex dered terminal using small-tipped tends past front barrel opening iron electronic-grade 60-40 aolder hav crimp tooi has just ciosed barrei ing rosin flux alligator clip holds ter squeezing wire minal during soldering operation yourself favor IKON NWST Kit n world wide finest CESSNA AIRMASTER 1/4 SCALE 103 rally grow since now two days happen Id expect see lots people n planes field year meet still planning stages write will firmed up time read full info just contact Bob Ortman 631 Sobrato Way Campbell CA 95008and tell im Bob sent ya 1991 KRC Electric Fly referred other columnists premier Electric meet also planning stages years meet 12th scheduled Septeniber 21 22 same great field last yearsthe Buc-Le Aero sportsmen field Quakertown PA about 30 miles north Philadelphia Coverage 1990 meet can found January 1991 MA additional photos February March issues Feature coverage also appeared February issues FM MAN think will also full coverage future RCM press Simply because meet recognized biggest n best nation maybe world Last year brought 135 participants nearly three times planes Can imagine Come see yourself Indeed owe yourself just doesnt get better fully detailed mailer can obtained late spring sending SASE CD John Hickey 1624 Maple Ave Hatfield PA 19440 Electric installations Part Five Previous seg ments ongoing miniseries have discussed connectors arming switches battery wiring charger connections fuse connections cluded have photos soldering operations wiring diagrams As promised months column illustrates how-to fuse stallation detail updating improving information presented March 1988 issue first photo sequence shows two electrical parts needed begin very own fuse installationwire crimpable A-in female disconnect terminal Looming over optional crimp tool used bring togetherintimately As wire several choices market always use high-flex wirethe kind hundreds very fine strands make feel like wet noodle Some sources type wire include Astro Jomar SR CS Flight Systems disconnects call electrical parlance normally sold small packs standard parts found auto supply stores connectors available several styles range wire gauges always use crimp type pictured since installations use either 14- 15- 16-gauge wire choose 14-to-16-gauge disconnects wire gauge range color coded blue theres blue plastic sleeve over barrel end connector Smaller wire sizes color coded red Now begin Strip insulation off wire making sure dont cut nick strands Twist strands fingers hold em neatiy bundled Insert wire end back connector about /16 shows through front barrel point some insulation will serted blue plastic sleeve wire sulation too large taper trim until fits insulation insertion assures no wire will exposed rear connector also pro vides degree strain relief during flexure wire/connector combo second photo shows crimp tool posi tioned over plastic insulating sleeve con nector squeezed hard deform barrel capture wire inside Note crimp tools have differently sized jaws use differ ently sized parts jaws normally marked matching color code blue case and/or stamped numbers As mentioned briefly above crimping operation optional will discussed detail below earlier method outlined March 1988 column wire-to-connector attachment stopped right therethe crimp made adequate joint both mechanically electrically Right Wrong always took whilearound year perhapsbut sooner later electrical quality joints deteriorated whatever rea sons crimped joints slowly developed inter nal resistance resulted connector heat ing high currents associated run ning motor Indeed some assemblies got hot plastic sleeves melted what alerted something wrong can tell took long time figure out what going Along way also discovered worse way install such connector some assemblies first tinned wire end before crimping connector Initially made really great crimp connection less time described abovein fact no time allthe connections deteriorated dramatically connectors got very hot think solder yielded under crimp pressure Folks now know two ways install crimp terminals back nowadays third photo shows assure long-lasting good-quality electri cal wire-to-connector attachment soldering / wire emerging past connector barrel intended soldered photo shows An alligator clip supported stand holds wire leaving both hands free work handConuinued page 81 May1991 13 GREAT LAKES 2T1A 115 SCALE 64 CORBEN SUPER ACE 1/4 SCALE 80 TAYLORCRAFT GIANT SCALE 90 PIPER SUPER CUB 1/4 SCALE 107 J-3 CU5 1/5 SCALE 85 CURTISS ROBIN CHALLENGER 1/5 SCALE 98 Heres something consider during con struction phase will normally take two months build first Glider Id give se rious consideration buying used trainer someone club wait two months start flying have radio need trainer someone no longer needs Ask instructor look around Place ad club newsletter gave new member trainer sold second cost An other club member gave beginner radio Glider suggest buy something get started Youll feel better about flying something didnt spend months building crashes put back together fly again again Remember Its flying skills win contests Yes construction important youve got master basic skills reaching sky say dont have workshop garage What can Ill tell what Go down local hardware store buy flat board about 10 inches wide six feet long kind sold shelving Also buy 2 x 4-ft wood-fiber ceiling panel Its great holding pins Cut width board use contact cement stick material side board can stored under bed youre ready build put old blanket dining room ta ble set up board start gluing Dont tell cant build youre doing stuff Finally join AMA Its backbone hobby should support organiza tion because will support us See next month New Multiplex catalog Bob Boomer Beemer RC West has new 160-page Multiplex English catalog available $750 via UPS postpaid Multiplex big German hobby manufac turer along Graupner Robbe Sim prop does fantastic job offering just about everything can think associated RC hobby Make no mistake huge indus try Europe Multiplex especially well known its topquality radios Manufactured Multiplex plant Niefern near Pforzheim German radio equipment sold US exclu sively through Beemer Simprop makes its own radios JR makes Graupner radios Futaba makes radios Robbe Martin Bamert uses top-of-the-line Multiplex Profi MC 3030 loves lot nice Gliders Multiplex catalog too easiest way get catalog call Bob 602/837-0311 give him Visa Mas terCard number wish send check address 17252 E Falcon Dr #3 Fountain Hills AZ 85268D RC Electrics/Kopski Continued page 13 As shown soldering iron brought contact exposed copper wire elec tronic-grade solder applied wire-iron interface 20-to-30-watt iron small / tip fits right shown thats needed few seconds solder flow smoothly over copper onto connector metal Make sure solder wets connector also being sure confine area shown shouldnt flow forward area fuse blade will fit youre fin ished solder should look smooth shiny neatly flowed photo Incidentally Ive no problems meltdown plastic sleeve during soldering cant speak other brands connectors may behave differently case good solder ing practice leading quick quality job will al ways minimize such risk next step fun Slip M-in length A-in-diameter Du-Bro heat shrink tubing size coded yellow over connector end shown fifth photo Make sure tubing extends slightly past open end connector pic tured assures no connector metal will exposed operation finished Heat tubing covering gun carefully playing hot air blast around few seconds tubing will shrink appear flow-fit rather smoothly over connector assembly sixth photo shows such completed connector fuse plugged Please note mechanical fit fuse blade connector varies somewhat dif ferent connector brands always check tight fit gently squeezing connector curls achieve need Look telltale shiny track marks fuse blade both sets curls easier before heat shrink tubing place can done after ward fact after several fuse insertions/re movals fit will loosen bit can retight ened squeezing just little pliers right over heat shrink suggest practice connector assembly beforehand get feel operation probably worst connection installation youve followed earlier parts series youre likely using Sermos connectors main mate choice type discon nect shown noticeably poorer electrical mechanical quality simply isnt much choice connecting ATC fuses So its im Continued page 89 May 1991 81 portant get quality mechanical fit help en sure best electrical fit related topic Ive seen some folks use fuse removable arming switch fuse left out until flight time plugged thus arming system lieu separate arming switch opinion questionable practice because mentioned above connec tor fit loosens repeated use Consider fuse protection neededwhich should rarelyso repeated removal/replacement intended expected other hand maybe theres something Im missing Id appreciate reader reaction issue never ~-JjDJJDy-*-3wivJm Hundreds cowls radial cowls wheelpants Strong lightweight one-piece construction Exact duplicate manufacturers original Phone orders information call 703 890-6017 9 am-6 pm EDT said know everything Ill pass along good words may receive Now about optional crimping operation As above makes clear crimping should relied electrical connection cer tainly useful mechanical attachment wire connector Soldering wire described electrical reasons also makes good mechanical joint Therefore dont have access crimping tool theres no reason soldering wouldnt serve both mechanical electrical purposes case solder op eration will bit less convenient since now two little clamps like clip shown will bc neededone hold connector another hold wire snugly connector soldering process Incidentally know about solder discon Continued page 94 Send $100 catalog Dept MA Rt Box 530 Goodview VA 24095 7 C GOODIES Cochran St Suite 281805 581-5061 Simi Valley Ca 93065 ER & AIRPLANE KITS PECKPOLYMER GENESIS R/CFL JGGLIDE VERSATILE STABLE GLIDER FOR HAND LAUNCH CLIFF SOARING OR HI-START NCH WINGSPAN 2-3 CH RADIO $3495 SPEC $2995 SHIPPING INCLUDED PECK PRAIRIE BIRD 50 ELECTRIC OR GAS R/C TRAINER THAT ANYONE CAN FLY 49 INCH SPAN WING AREA 423 SQIN FOR 05 ELECTRIC/049-15 GAS REG $4995 -SPEC $4295 F RESIDENTS ADD SALES TAX CATALOG $100 USA $300 FOREIGN PRICES ARE CASH CARDS6%MORE 2 20% DEPOSIT-COD May 1991 89 RC Electrics/Kopski Continued page 81 MATS91 CANADIAN NATIONAL NODEL AIRPLANE CHAr1PIONSHIP JULY ITO 7IQI HURON PARK ONTARIO SANCTIONED BY MODEL AERONAUTICS ASSOCIATION eq CANADA C416 844-8764 RC Electrics/Kopski Continued page 89 nects connectors made plastic sleeve place meant soldered wire first place theyre tempting use resist temptation As noted above prefer having plastic sleeve since serves both some degree strain relief overcover wire insulation Also like solder end wire wire enters connector barrel want part wire remain flexible something couldnt solder wicked under wire insulation Finally plastic crimp sleeve en larges connector barrel opinion al lows much better flow fit heat shrink tubing Okay Now youre set great job fuse installation very own custom wiring job also equipped dig storebought wiring harness put fuse sure check Out least last two months March April RC Electrics columns related discussion before begin think youll find lots useful info Ill bringing Electric installa tions next months column meantime have happy Electric springtime everyone E SAFE FLYING IS NO ACCIDENT Up Around/Aldrich Continued page 22 like being dream world equivalent meeting famous astronauts today 16year-old met famous modelers until read about hero week sure met Carl Goldberg Bill Winter late Carl Smith flew Bob Palmer held Dick Kordss Rubber job watched Ted Enticknap 10-minute maxes Gool Ive always tributed going design own models winning national competition associ ation such great people past 12 years main interests have building flying Old-Timer Nostalgia Free Flight Control Line models course engines power Bill Skipperss Akrobat Bob Palmers Go-Devil Goldbergs Zipper Strucks New Ruler past years have pure fun rest put together Theres no denying itmuch enjoyment has come build ing rebuilding models lacked pa tience talent money build youth design agenda year fun Stunt ship old Nats winner Di-Doe bipe can fly weather What really makes unique engine offsetsome thing like 15 degrees Talk about tight lines can fly just about wind Howard Thombs flew two same time engine conSAMS MODELS SPITFIRE England13 or26 span Europes lead ng F ee Fight & V ntage specialist SAMS 1600 Item catalog FREE Send $2 postage Chapel Sandon Herts SG9 OQJ England NOTE $ billaNISAf Master Card hecks & stamps valid England 1 trol Back late 1950s adapted large offset feature Flite Streaks powered Oliver Tiger 15 diesel flew 45-mph winds no problems slack lines trick feature Flite Streak its ability stay lines stalled point could hang stationary times Often helper would catch refill tank turn loose again recently finished couple Rite Streaks uti lizing original construction keep weight down improved performance well worth effort line tension 60-ft stranded wires no problem terest can prepare sketch showing original Streaks wings built ease construction changed kits quite bit particularly version took four bays out wing Once hot Combat ship Flite Streak becomes real blast fun-fly less power up front have operated spark-ignition engine wanted never understood finky wiringpoints coils etc big difference between running ignition engine 50 years ago running today batter ies Whether alkaline Ni-Cd todays batteries take frustration out ignition opera tion help some friends over years Ive adapted transistorized circuit brings entire ignition system little 28 oz including 36-volt Ni-Cd pack Perhaps diagram couple pictures would terest AntiOses Military Civilian Helicopters Sailpianes 3000 plAN10000 3MW awngs Color FOTOPAAK5Inctoding KOKU-FAN 72 p09 CATAIOG $400I 94 Model Aviation rTh p d h FOR INFO CALL WORLDS BIGGEST SCALE PLANS & DAGARIERTATIAN SERVICE 70000 AIAAAA SAAAA ST SCALA MOREL PLANS COG PAGE CATALOG SA*LIPLANSMN oPoroSvcs PLANS ENLARGING3209 Mdion Ave. A,SAAO NE 27419 SEp19 ROERMENTATIEN019129052
Edition: Model Aviation - 1991/05
Page Numbers: 12, 13, 81, 89, 94
THIS MONTHS TOPICS 1 Electric Connec tion Service 2 Reader mail 3 Electric meets 4 Electric installations Part Five THE ELECTRIC Connection Service includes three modelers month Mitchell Chin 19 Stephens Rd Tappan NY 10983 telephone 914/365-3455 Mitchell tells hes interested 035-05 direct geared motors likes modify motors scratch-builts Dick Hinekle 6406 E 140th Terrace Grand View MO 64030 Unfortunately misfiled Dicks letter cant elaborate other say hes interested connecting anyone else whos flying charged Pete Williams 1033 Dresslerville Rd Gard nerville NV 89410 hoping connect Kindred spirits Carson City/Minden/ Gardnerville area about 45 minutes south Reno NV Im asking readers about loca tions Electric modelers get touch share joy Electric tell em Bob sent ya Reader m. keeps coming reaction now-dated January 1991 issue never im agined personal comments issue would result overwhelming reader re sponse Ive know repetitious kind folks continue send heartfelt thoughts about personal family loss mention once Thank continuing warmth friendliness thoughtfulness kindness encouragement under standing sympathy subject can also tell some folks apparently havent seen recent columns As know Ive responsive letters seeking Electric help months Ive also discussed several times past few columns continue write help anyway stack unanswered mail just grows grows Well Im happy say promised now some movement regard Ive just re cently able answer some currently arriv ing mail intent hope once again fully responsive means Ill best swer questions ask en close self-addressed stamped envelope SASE purpose Unfortunately still dont see way can ever catch up mail thats accumulated since last July no choice stop writing mail good solder flow onto connector -in length yellow Du-Bro heat shrink completed job looks bright shiny tubing slipped over wire-connector asnot cold Practice littleits worth itsembly Note tubing extends slight ly past front connector hit dead end Im truly sorry again ask understanding forgiveness matter Early word has Santa Clara County Model Aircraft Skypark club will hold its second annual All-Electric RC Carnival Fly-In Satur day Sunday June 15 16 Last years oneday first annual drew 27 participants 60 air craft kinds Since Electric meets just natu Heat shrinking before fuse piugged allows Du-Bro tubing flow form nicely around assembly Note no bare wire exposed wire emerges connector barrel no connector exposure mates fuse neat well-insulated safe fuse connector 12 Model Aviation Radio Confro Electrics Bob Kopski 25 West End Dr Lansdale PA 19446 length high-flex 15-gauge wire disconnect crimp connector auto store thats needed make workable fuse connector crimp tool shown optional wire Inserted connector short exposed length wire sol barrel about l/ inch copper ex dered terminal using small-tipped tends past front barrel opening iron electronic-grade 60-40 aolder hav crimp tooi has just ciosed barrei ing rosin flux alligator clip holds ter squeezing wire minal during soldering operation yourself favor IKON NWST Kit n world wide finest CESSNA AIRMASTER 1/4 SCALE 103 rally grow since now two days happen Id expect see lots people n planes field year meet still planning stages write will firmed up time read full info just contact Bob Ortman 631 Sobrato Way Campbell CA 95008and tell im Bob sent ya 1991 KRC Electric Fly referred other columnists premier Electric meet also planning stages years meet 12th scheduled Septeniber 21 22 same great field last yearsthe Buc-Le Aero sportsmen field Quakertown PA about 30 miles north Philadelphia Coverage 1990 meet can found January 1991 MA additional photos February March issues Feature coverage also appeared February issues FM MAN think will also full coverage future RCM press Simply because meet recognized biggest n best nation maybe world Last year brought 135 participants nearly three times planes Can imagine Come see yourself Indeed owe yourself just doesnt get better fully detailed mailer can obtained late spring sending SASE CD John Hickey 1624 Maple Ave Hatfield PA 19440 Electric installations Part Five Previous seg ments ongoing miniseries have discussed connectors arming switches battery wiring charger connections fuse connections cluded have photos soldering operations wiring diagrams As promised months column illustrates how-to fuse stallation detail updating improving information presented March 1988 issue first photo sequence shows two electrical parts needed begin very own fuse installationwire crimpable A-in female disconnect terminal Looming over optional crimp tool used bring togetherintimately As wire several choices market always use high-flex wirethe kind hundreds very fine strands make feel like wet noodle Some sources type wire include Astro Jomar SR CS Flight Systems disconnects call electrical parlance normally sold small packs standard parts found auto supply stores connectors available several styles range wire gauges always use crimp type pictured since installations use either 14- 15- 16-gauge wire choose 14-to-16-gauge disconnects wire gauge range color coded blue theres blue plastic sleeve over barrel end connector Smaller wire sizes color coded red Now begin Strip insulation off wire making sure dont cut nick strands Twist strands fingers hold em neatiy bundled Insert wire end back connector about /16 shows through front barrel point some insulation will serted blue plastic sleeve wire sulation too large taper trim until fits insulation insertion assures no wire will exposed rear connector also pro vides degree strain relief during flexure wire/connector combo second photo shows crimp tool posi tioned over plastic insulating sleeve con nector squeezed hard deform barrel capture wire inside Note crimp tools have differently sized jaws use differ ently sized parts jaws normally marked matching color code blue case and/or stamped numbers As mentioned briefly above crimping operation optional will discussed detail below earlier method outlined March 1988 column wire-to-connector attachment stopped right therethe crimp made adequate joint both mechanically electrically Right Wrong always took whilearound year perhapsbut sooner later electrical quality joints deteriorated whatever rea sons crimped joints slowly developed inter nal resistance resulted connector heat ing high currents associated run ning motor Indeed some assemblies got hot plastic sleeves melted what alerted something wrong can tell took long time figure out what going Along way also discovered worse way install such connector some assemblies first tinned wire end before crimping connector Initially made really great crimp connection less time described abovein fact no time allthe connections deteriorated dramatically connectors got very hot think solder yielded under crimp pressure Folks now know two ways install crimp terminals back nowadays third photo shows assure long-lasting good-quality electri cal wire-to-connector attachment soldering / wire emerging past connector barrel intended soldered photo shows An alligator clip supported stand holds wire leaving both hands free work handConuinued page 81 May1991 13 GREAT LAKES 2T1A 115 SCALE 64 CORBEN SUPER ACE 1/4 SCALE 80 TAYLORCRAFT GIANT SCALE 90 PIPER SUPER CUB 1/4 SCALE 107 J-3 CU5 1/5 SCALE 85 CURTISS ROBIN CHALLENGER 1/5 SCALE 98 Heres something consider during con struction phase will normally take two months build first Glider Id give se rious consideration buying used trainer someone club wait two months start flying have radio need trainer someone no longer needs Ask instructor look around Place ad club newsletter gave new member trainer sold second cost An other club member gave beginner radio Glider suggest buy something get started Youll feel better about flying something didnt spend months building crashes put back together fly again again Remember Its flying skills win contests Yes construction important youve got master basic skills reaching sky say dont have workshop garage What can Ill tell what Go down local hardware store buy flat board about 10 inches wide six feet long kind sold shelving Also buy 2 x 4-ft wood-fiber ceiling panel Its great holding pins Cut width board use contact cement stick material side board can stored under bed youre ready build put old blanket dining room ta ble set up board start gluing Dont tell cant build youre doing stuff Finally join AMA Its backbone hobby should support organiza tion because will support us See next month New Multiplex catalog Bob Boomer Beemer RC West has new 160-page Multiplex English catalog available $750 via UPS postpaid Multiplex big German hobby manufac turer along Graupner Robbe Sim prop does fantastic job offering just about everything can think associated RC hobby Make no mistake huge indus try Europe Multiplex especially well known its topquality radios Manufactured Multiplex plant Niefern near Pforzheim German radio equipment sold US exclu sively through Beemer Simprop makes its own radios JR makes Graupner radios Futaba makes radios Robbe Martin Bamert uses top-of-the-line Multiplex Profi MC 3030 loves lot nice Gliders Multiplex catalog too easiest way get catalog call Bob 602/837-0311 give him Visa Mas terCard number wish send check address 17252 E Falcon Dr #3 Fountain Hills AZ 85268D RC Electrics/Kopski Continued page 13 As shown soldering iron brought contact exposed copper wire elec tronic-grade solder applied wire-iron interface 20-to-30-watt iron small / tip fits right shown thats needed few seconds solder flow smoothly over copper onto connector metal Make sure solder wets connector also being sure confine area shown shouldnt flow forward area fuse blade will fit youre fin ished solder should look smooth shiny neatly flowed photo Incidentally Ive no problems meltdown plastic sleeve during soldering cant speak other brands connectors may behave differently case good solder ing practice leading quick quality job will al ways minimize such risk next step fun Slip M-in length A-in-diameter Du-Bro heat shrink tubing size coded yellow over connector end shown fifth photo Make sure tubing extends slightly past open end connector pic tured assures no connector metal will exposed operation finished Heat tubing covering gun carefully playing hot air blast around few seconds tubing will shrink appear flow-fit rather smoothly over connector assembly sixth photo shows such completed connector fuse plugged Please note mechanical fit fuse blade connector varies somewhat dif ferent connector brands always check tight fit gently squeezing connector curls achieve need Look telltale shiny track marks fuse blade both sets curls easier before heat shrink tubing place can done after ward fact after several fuse insertions/re movals fit will loosen bit can retight ened squeezing just little pliers right over heat shrink suggest practice connector assembly beforehand get feel operation probably worst connection installation youve followed earlier parts series youre likely using Sermos connectors main mate choice type discon nect shown noticeably poorer electrical mechanical quality simply isnt much choice connecting ATC fuses So its im Continued page 89 May 1991 81 portant get quality mechanical fit help en sure best electrical fit related topic Ive seen some folks use fuse removable arming switch fuse left out until flight time plugged thus arming system lieu separate arming switch opinion questionable practice because mentioned above connec tor fit loosens repeated use Consider fuse protection neededwhich should rarelyso repeated removal/replacement intended expected other hand maybe theres something Im missing Id appreciate reader reaction issue never ~-JjDJJDy-*-3wivJm Hundreds cowls radial cowls wheelpants Strong lightweight one-piece construction Exact duplicate manufacturers original Phone orders information call 703 890-6017 9 am-6 pm EDT said know everything Ill pass along good words may receive Now about optional crimping operation As above makes clear crimping should relied electrical connection cer tainly useful mechanical attachment wire connector Soldering wire described electrical reasons also makes good mechanical joint Therefore dont have access crimping tool theres no reason soldering wouldnt serve both mechanical electrical purposes case solder op eration will bit less convenient since now two little clamps like clip shown will bc neededone hold connector another hold wire snugly connector soldering process Incidentally know about solder discon Continued page 94 Send $100 catalog Dept MA Rt Box 530 Goodview VA 24095 7 C GOODIES Cochran St Suite 281805 581-5061 Simi Valley Ca 93065 ER & AIRPLANE KITS PECKPOLYMER GENESIS R/CFL JGGLIDE VERSATILE STABLE GLIDER FOR HAND LAUNCH CLIFF SOARING OR HI-START NCH WINGSPAN 2-3 CH RADIO $3495 SPEC $2995 SHIPPING INCLUDED PECK PRAIRIE BIRD 50 ELECTRIC OR GAS R/C TRAINER THAT ANYONE CAN FLY 49 INCH SPAN WING AREA 423 SQIN FOR 05 ELECTRIC/049-15 GAS REG $4995 -SPEC $4295 F RESIDENTS ADD SALES TAX CATALOG $100 USA $300 FOREIGN PRICES ARE CASH CARDS6%MORE 2 20% DEPOSIT-COD May 1991 89 RC Electrics/Kopski Continued page 81 MATS91 CANADIAN NATIONAL NODEL AIRPLANE CHAr1PIONSHIP JULY ITO 7IQI HURON PARK ONTARIO SANCTIONED BY MODEL AERONAUTICS ASSOCIATION eq CANADA C416 844-8764 RC Electrics/Kopski Continued page 89 nects connectors made plastic sleeve place meant soldered wire first place theyre tempting use resist temptation As noted above prefer having plastic sleeve since serves both some degree strain relief overcover wire insulation Also like solder end wire wire enters connector barrel want part wire remain flexible something couldnt solder wicked under wire insulation Finally plastic crimp sleeve en larges connector barrel opinion al lows much better flow fit heat shrink tubing Okay Now youre set great job fuse installation very own custom wiring job also equipped dig storebought wiring harness put fuse sure check Out least last two months March April RC Electrics columns related discussion before begin think youll find lots useful info Ill bringing Electric installa tions next months column meantime have happy Electric springtime everyone E SAFE FLYING IS NO ACCIDENT Up Around/Aldrich Continued page 22 like being dream world equivalent meeting famous astronauts today 16year-old met famous modelers until read about hero week sure met Carl Goldberg Bill Winter late Carl Smith flew Bob Palmer held Dick Kordss Rubber job watched Ted Enticknap 10-minute maxes Gool Ive always tributed going design own models winning national competition associ ation such great people past 12 years main interests have building flying Old-Timer Nostalgia Free Flight Control Line models course engines power Bill Skipperss Akrobat Bob Palmers Go-Devil Goldbergs Zipper Strucks New Ruler past years have pure fun rest put together Theres no denying itmuch enjoyment has come build ing rebuilding models lacked pa tience talent money build youth design agenda year fun Stunt ship old Nats winner Di-Doe bipe can fly weather What really makes unique engine offsetsome thing like 15 degrees Talk about tight lines can fly just about wind Howard Thombs flew two same time engine conSAMS MODELS SPITFIRE England13 or26 span Europes lead ng F ee Fight & V ntage specialist SAMS 1600 Item catalog FREE Send $2 postage Chapel Sandon Herts SG9 OQJ England NOTE $ billaNISAf Master Card hecks & stamps valid England 1 trol Back late 1950s adapted large offset feature Flite Streaks powered Oliver Tiger 15 diesel flew 45-mph winds no problems slack lines trick feature Flite Streak its ability stay lines stalled point could hang stationary times Often helper would catch refill tank turn loose again recently finished couple Rite Streaks uti lizing original construction keep weight down improved performance well worth effort line tension 60-ft stranded wires no problem terest can prepare sketch showing original Streaks wings built ease construction changed kits quite bit particularly version took four bays out wing Once hot Combat ship Flite Streak becomes real blast fun-fly less power up front have operated spark-ignition engine wanted never understood finky wiringpoints coils etc big difference between running ignition engine 50 years ago running today batter ies Whether alkaline Ni-Cd todays batteries take frustration out ignition opera tion help some friends over years Ive adapted transistorized circuit brings entire ignition system little 28 oz including 36-volt Ni-Cd pack Perhaps diagram couple pictures would terest AntiOses Military Civilian Helicopters Sailpianes 3000 plAN10000 3MW awngs Color FOTOPAAK5Inctoding KOKU-FAN 72 p09 CATAIOG $400I 94 Model Aviation rTh p d h FOR INFO CALL WORLDS BIGGEST SCALE PLANS & DAGARIERTATIAN SERVICE 70000 AIAAAA SAAAA ST SCALA MOREL PLANS COG PAGE CATALOG SA*LIPLANSMN oPoroSvcs PLANS ENLARGING3209 Mdion Ave. A,SAAO NE 27419 SEp19 ROERMENTATIEN019129052
Edition: Model Aviation - 1991/05
Page Numbers: 12, 13, 81, 89, 94
THIS MONTHS TOPICS 1 Electric Connec tion Service 2 Reader mail 3 Electric meets 4 Electric installations Part Five THE ELECTRIC Connection Service includes three modelers month Mitchell Chin 19 Stephens Rd Tappan NY 10983 telephone 914/365-3455 Mitchell tells hes interested 035-05 direct geared motors likes modify motors scratch-builts Dick Hinekle 6406 E 140th Terrace Grand View MO 64030 Unfortunately misfiled Dicks letter cant elaborate other say hes interested connecting anyone else whos flying charged Pete Williams 1033 Dresslerville Rd Gard nerville NV 89410 hoping connect Kindred spirits Carson City/Minden/ Gardnerville area about 45 minutes south Reno NV Im asking readers about loca tions Electric modelers get touch share joy Electric tell em Bob sent ya Reader m. keeps coming reaction now-dated January 1991 issue never im agined personal comments issue would result overwhelming reader re sponse Ive know repetitious kind folks continue send heartfelt thoughts about personal family loss mention once Thank continuing warmth friendliness thoughtfulness kindness encouragement under standing sympathy subject can also tell some folks apparently havent seen recent columns As know Ive responsive letters seeking Electric help months Ive also discussed several times past few columns continue write help anyway stack unanswered mail just grows grows Well Im happy say promised now some movement regard Ive just re cently able answer some currently arriv ing mail intent hope once again fully responsive means Ill best swer questions ask en close self-addressed stamped envelope SASE purpose Unfortunately still dont see way can ever catch up mail thats accumulated since last July no choice stop writing mail good solder flow onto connector -in length yellow Du-Bro heat shrink completed job looks bright shiny tubing slipped over wire-connector asnot cold Practice littleits worth itsembly Note tubing extends slight ly past front connector hit dead end Im truly sorry again ask understanding forgiveness matter Early word has Santa Clara County Model Aircraft Skypark club will hold its second annual All-Electric RC Carnival Fly-In Satur day Sunday June 15 16 Last years oneday first annual drew 27 participants 60 air craft kinds Since Electric meets just natu Heat shrinking before fuse piugged allows Du-Bro tubing flow form nicely around assembly Note no bare wire exposed wire emerges connector barrel no connector exposure mates fuse neat well-insulated safe fuse connector 12 Model Aviation Radio Confro Electrics Bob Kopski 25 West End Dr Lansdale PA 19446 length high-flex 15-gauge wire disconnect crimp connector auto store thats needed make workable fuse connector crimp tool shown optional wire Inserted connector short exposed length wire sol barrel about l/ inch copper ex dered terminal using small-tipped tends past front barrel opening iron electronic-grade 60-40 aolder hav crimp tooi has just ciosed barrei ing rosin flux alligator clip holds ter squeezing wire minal during soldering operation yourself favor IKON NWST Kit n world wide finest CESSNA AIRMASTER 1/4 SCALE 103 rally grow since now two days happen Id expect see lots people n planes field year meet still planning stages write will firmed up time read full info just contact Bob Ortman 631 Sobrato Way Campbell CA 95008and tell im Bob sent ya 1991 KRC Electric Fly referred other columnists premier Electric meet also planning stages years meet 12th scheduled Septeniber 21 22 same great field last yearsthe Buc-Le Aero sportsmen field Quakertown PA about 30 miles north Philadelphia Coverage 1990 meet can found January 1991 MA additional photos February March issues Feature coverage also appeared February issues FM MAN think will also full coverage future RCM press Simply because meet recognized biggest n best nation maybe world Last year brought 135 participants nearly three times planes Can imagine Come see yourself Indeed owe yourself just doesnt get better fully detailed mailer can obtained late spring sending SASE CD John Hickey 1624 Maple Ave Hatfield PA 19440 Electric installations Part Five Previous seg ments ongoing miniseries have discussed connectors arming switches battery wiring charger connections fuse connections cluded have photos soldering operations wiring diagrams As promised months column illustrates how-to fuse stallation detail updating improving information presented March 1988 issue first photo sequence shows two electrical parts needed begin very own fuse installationwire crimpable A-in female disconnect terminal Looming over optional crimp tool used bring togetherintimately As wire several choices market always use high-flex wirethe kind hundreds very fine strands make feel like wet noodle Some sources type wire include Astro Jomar SR CS Flight Systems disconnects call electrical parlance normally sold small packs standard parts found auto supply stores connectors available several styles range wire gauges always use crimp type pictured since installations use either 14- 15- 16-gauge wire choose 14-to-16-gauge disconnects wire gauge range color coded blue theres blue plastic sleeve over barrel end connector Smaller wire sizes color coded red Now begin Strip insulation off wire making sure dont cut nick strands Twist strands fingers hold em neatiy bundled Insert wire end back connector about /16 shows through front barrel point some insulation will serted blue plastic sleeve wire sulation too large taper trim until fits insulation insertion assures no wire will exposed rear connector also pro vides degree strain relief during flexure wire/connector combo second photo shows crimp tool posi tioned over plastic insulating sleeve con nector squeezed hard deform barrel capture wire inside Note crimp tools have differently sized jaws use differ ently sized parts jaws normally marked matching color code blue case and/or stamped numbers As mentioned briefly above crimping operation optional will discussed detail below earlier method outlined March 1988 column wire-to-connector attachment stopped right therethe crimp made adequate joint both mechanically electrically Right Wrong always took whilearound year perhapsbut sooner later electrical quality joints deteriorated whatever rea sons crimped joints slowly developed inter nal resistance resulted connector heat ing high currents associated run ning motor Indeed some assemblies got hot plastic sleeves melted what alerted something wrong can tell took long time figure out what going Along way also discovered worse way install such connector some assemblies first tinned wire end before crimping connector Initially made really great crimp connection less time described abovein fact no time allthe connections deteriorated dramatically connectors got very hot think solder yielded under crimp pressure Folks now know two ways install crimp terminals back nowadays third photo shows assure long-lasting good-quality electri cal wire-to-connector attachment soldering / wire emerging past connector barrel intended soldered photo shows An alligator clip supported stand holds wire leaving both hands free work handConuinued page 81 May1991 13 GREAT LAKES 2T1A 115 SCALE 64 CORBEN SUPER ACE 1/4 SCALE 80 TAYLORCRAFT GIANT SCALE 90 PIPER SUPER CUB 1/4 SCALE 107 J-3 CU5 1/5 SCALE 85 CURTISS ROBIN CHALLENGER 1/5 SCALE 98 Heres something consider during con struction phase will normally take two months build first Glider Id give se rious consideration buying used trainer someone club wait two months start flying have radio need trainer someone no longer needs Ask instructor look around Place ad club newsletter gave new member trainer sold second cost An other club member gave beginner radio Glider suggest buy something get started Youll feel better about flying something didnt spend months building crashes put back together fly again again Remember Its flying skills win contests Yes construction important youve got master basic skills reaching sky say dont have workshop garage What can Ill tell what Go down local hardware store buy flat board about 10 inches wide six feet long kind sold shelving Also buy 2 x 4-ft wood-fiber ceiling panel Its great holding pins Cut width board use contact cement stick material side board can stored under bed youre ready build put old blanket dining room ta ble set up board start gluing Dont tell cant build youre doing stuff Finally join AMA Its backbone hobby should support organiza tion because will support us See next month New Multiplex catalog Bob Boomer Beemer RC West has new 160-page Multiplex English catalog available $750 via UPS postpaid Multiplex big German hobby manufac turer along Graupner Robbe Sim prop does fantastic job offering just about everything can think associated RC hobby Make no mistake huge indus try Europe Multiplex especially well known its topquality radios Manufactured Multiplex plant Niefern near Pforzheim German radio equipment sold US exclu sively through Beemer Simprop makes its own radios JR makes Graupner radios Futaba makes radios Robbe Martin Bamert uses top-of-the-line Multiplex Profi MC 3030 loves lot nice Gliders Multiplex catalog too easiest way get catalog call Bob 602/837-0311 give him Visa Mas terCard number wish send check address 17252 E Falcon Dr #3 Fountain Hills AZ 85268D RC Electrics/Kopski Continued page 13 As shown soldering iron brought contact exposed copper wire elec tronic-grade solder applied wire-iron interface 20-to-30-watt iron small / tip fits right shown thats needed few seconds solder flow smoothly over copper onto connector metal Make sure solder wets connector also being sure confine area shown shouldnt flow forward area fuse blade will fit youre fin ished solder should look smooth shiny neatly flowed photo Incidentally Ive no problems meltdown plastic sleeve during soldering cant speak other brands connectors may behave differently case good solder ing practice leading quick quality job will al ways minimize such risk next step fun Slip M-in length A-in-diameter Du-Bro heat shrink tubing size coded yellow over connector end shown fifth photo Make sure tubing extends slightly past open end connector pic tured assures no connector metal will exposed operation finished Heat tubing covering gun carefully playing hot air blast around few seconds tubing will shrink appear flow-fit rather smoothly over connector assembly sixth photo shows such completed connector fuse plugged Please note mechanical fit fuse blade connector varies somewhat dif ferent connector brands always check tight fit gently squeezing connector curls achieve need Look telltale shiny track marks fuse blade both sets curls easier before heat shrink tubing place can done after ward fact after several fuse insertions/re movals fit will loosen bit can retight ened squeezing just little pliers right over heat shrink suggest practice connector assembly beforehand get feel operation probably worst connection installation youve followed earlier parts series youre likely using Sermos connectors main mate choice type discon nect shown noticeably poorer electrical mechanical quality simply isnt much choice connecting ATC fuses So its im Continued page 89 May 1991 81 portant get quality mechanical fit help en sure best electrical fit related topic Ive seen some folks use fuse removable arming switch fuse left out until flight time plugged thus arming system lieu separate arming switch opinion questionable practice because mentioned above connec tor fit loosens repeated use Consider fuse protection neededwhich should rarelyso repeated removal/replacement intended expected other hand maybe theres something Im missing Id appreciate reader reaction issue never ~-JjDJJDy-*-3wivJm Hundreds cowls radial cowls wheelpants Strong lightweight one-piece construction Exact duplicate manufacturers original Phone orders information call 703 890-6017 9 am-6 pm EDT said know everything Ill pass along good words may receive Now about optional crimping operation As above makes clear crimping should relied electrical connection cer tainly useful mechanical attachment wire connector Soldering wire described electrical reasons also makes good mechanical joint Therefore dont have access crimping tool theres no reason soldering wouldnt serve both mechanical electrical purposes case solder op eration will bit less convenient since now two little clamps like clip shown will bc neededone hold connector another hold wire snugly connector soldering process Incidentally know about solder discon Continued page 94 Send $100 catalog Dept MA Rt Box 530 Goodview VA 24095 7 C GOODIES Cochran St Suite 281805 581-5061 Simi Valley Ca 93065 ER & AIRPLANE KITS PECKPOLYMER GENESIS R/CFL JGGLIDE VERSATILE STABLE GLIDER FOR HAND LAUNCH CLIFF SOARING OR HI-START NCH WINGSPAN 2-3 CH RADIO $3495 SPEC $2995 SHIPPING INCLUDED PECK PRAIRIE BIRD 50 ELECTRIC OR GAS R/C TRAINER THAT ANYONE CAN FLY 49 INCH SPAN WING AREA 423 SQIN FOR 05 ELECTRIC/049-15 GAS REG $4995 -SPEC $4295 F RESIDENTS ADD SALES TAX CATALOG $100 USA $300 FOREIGN PRICES ARE CASH CARDS6%MORE 2 20% DEPOSIT-COD May 1991 89 RC Electrics/Kopski Continued page 81 MATS91 CANADIAN NATIONAL NODEL AIRPLANE CHAr1PIONSHIP JULY ITO 7IQI HURON PARK ONTARIO SANCTIONED BY MODEL AERONAUTICS ASSOCIATION eq CANADA C416 844-8764 RC Electrics/Kopski Continued page 89 nects connectors made plastic sleeve place meant soldered wire first place theyre tempting use resist temptation As noted above prefer having plastic sleeve since serves both some degree strain relief overcover wire insulation Also like solder end wire wire enters connector barrel want part wire remain flexible something couldnt solder wicked under wire insulation Finally plastic crimp sleeve en larges connector barrel opinion al lows much better flow fit heat shrink tubing Okay Now youre set great job fuse installation very own custom wiring job also equipped dig storebought wiring harness put fuse sure check Out least last two months March April RC Electrics columns related discussion before begin think youll find lots useful info Ill bringing Electric installa tions next months column meantime have happy Electric springtime everyone E SAFE FLYING IS NO ACCIDENT Up Around/Aldrich Continued page 22 like being dream world equivalent meeting famous astronauts today 16year-old met famous modelers until read about hero week sure met Carl Goldberg Bill Winter late Carl Smith flew Bob Palmer held Dick Kordss Rubber job watched Ted Enticknap 10-minute maxes Gool Ive always tributed going design own models winning national competition associ ation such great people past 12 years main interests have building flying Old-Timer Nostalgia Free Flight Control Line models course engines power Bill Skipperss Akrobat Bob Palmers Go-Devil Goldbergs Zipper Strucks New Ruler past years have pure fun rest put together Theres no denying itmuch enjoyment has come build ing rebuilding models lacked pa tience talent money build youth design agenda year fun Stunt ship old Nats winner Di-Doe bipe can fly weather What really makes unique engine offsetsome thing like 15 degrees Talk about tight lines can fly just about wind Howard Thombs flew two same time engine conSAMS MODELS SPITFIRE England13 or26 span Europes lead ng F ee Fight & V ntage specialist SAMS 1600 Item catalog FREE Send $2 postage Chapel Sandon Herts SG9 OQJ England NOTE $ billaNISAf Master Card hecks & stamps valid England 1 trol Back late 1950s adapted large offset feature Flite Streaks powered Oliver Tiger 15 diesel flew 45-mph winds no problems slack lines trick feature Flite Streak its ability stay lines stalled point could hang stationary times Often helper would catch refill tank turn loose again recently finished couple Rite Streaks uti lizing original construction keep weight down improved performance well worth effort line tension 60-ft stranded wires no problem terest can prepare sketch showing original Streaks wings built ease construction changed kits quite bit particularly version took four bays out wing Once hot Combat ship Flite Streak becomes real blast fun-fly less power up front have operated spark-ignition engine wanted never understood finky wiringpoints coils etc big difference between running ignition engine 50 years ago running today batter ies Whether alkaline Ni-Cd todays batteries take frustration out ignition opera tion help some friends over years Ive adapted transistorized circuit brings entire ignition system little 28 oz including 36-volt Ni-Cd pack Perhaps diagram couple pictures would terest AntiOses Military Civilian Helicopters Sailpianes 3000 plAN10000 3MW awngs Color FOTOPAAK5Inctoding KOKU-FAN 72 p09 CATAIOG $400I 94 Model Aviation rTh p d h FOR INFO CALL WORLDS BIGGEST SCALE PLANS & DAGARIERTATIAN SERVICE 70000 AIAAAA SAAAA ST SCALA MOREL PLANS COG PAGE CATALOG SA*LIPLANSMN oPoroSvcs PLANS ENLARGING3209 Mdion Ave. A,SAAO NE 27419 SEp19 ROERMENTATIEN019129052