a loec ni ue George M Myers NEW FREQUENCIESNO PROBLEMS RC5O 72790 MHz might least de sirable new RC channel New York City area because have Empire Paging EP transmitting 70 Watts 7280 MHz top World Trade Center WTC 10 kHz off center RC5O 28 miles flying can see WTC second floor house clear day Now manufacturer offers us new system test can guess channel ask way figure system can put up EP can put up anything photos shows three recent test setups have 1980 Ace RC Silver Seven system new RF hoard new crystal receiver Tims 1980 Air tronics XL new FM transmitter mod ule matching FM receiver borrowed Bob Aberle 1983 Tower Gold 500 system has new RC5O crys tals compliments Tower Hobbies keep suspense systems has worked perfectly RC5O area have put airplanes up EFFECTIVE 5 JULY 1983 YOUR CB LICENSE IS VOID FCC has discontinued licenses formerly re quired fly 27 72 and/or 75 MHz channels However hasnt change Ham licenses required fly 508 53 MHz chan nels still required practically out sight collapsed antennas transmitters anything three antenna exposed five collapsed Ace Silver Seven full control saw no glitches performed other tests well including ground tests flights adjacent-channel test transmitters 10 20 40 kHz away RC5O test results tell us can use systems new RC channels confidence have problems tried combinations listed June 1983 column column seems have misinterpreted some people dont read carefullyare listening Bob Owens Please read carefully havent ob served anybodys new RC system showing problems new RC channels evidence RC manufacturers have done splendid job avoiding evil things might have happened should thank Interference reports same vein re turns interference postcards 38 Model Aviation Scenes great transmitter-frequency-test session conducted Hewlett-Packards Dan Kahn else HP could build afford such exquisite equipment Dan did own timefor thanks Theres column included June July 1983 issues Model Aviation have slow Apparently folks actually went out bought new systems old ones converted have found weve got fantastically good deal new RC channels So far postcards Ive received District II members Im still District Frequency CoordinatorDFCthere have reported troubles old channels exactly what expected AMA accepted FCCs kind offer new 'interstitial channels owe big debt gratitude Don Camp bell proposing Mike Gilber tson demonstrating could used RC Thank Don Mike significant test results big foursegment photo montage shows Dan Kahn Electronic Equipment Specialist local Hewlett-Packard office hard work after business hours testing group transmit ters Bob Aberle able collect moments notice Dan tested super-sophisticated HP8566A Programmable Spectrum Analyzer digital system controlled HP9836 desk-top computer machine can read transmitter RE accurately presence modulation analog analyzers cant measures accuracy Hertz zero span collection included 18 transmitters ranging expensive sophisti cated 1983 FM set ancient 1970 transmitter recently serviced its manufacturer sets ranged price $6995 dry-battery two-chan nel Kraft Signature Bobs five modules four interchangeable RF boards five interchangeable crystals 14 soldered-in crystals found interchangeable modules RF boards too sets actively Service collected testing over data analyzed found following I The cheapest set best overall performance 2 Average precision RF 0020% 20% better current FCC perform ance requirement 0025% Now re member some sets built meet older less-stringent requirements 3 Sidebands spurious emissions controlled within current FCC specifi cations case 4 Interchangeable crystals gave best group performance Meanwhile out Greenwood IN Gary Wild testing 31 transmitters club using Hewlett-Packard 141T 8555A RF section 8552B IF section Three transmitters emissions outside current FCC speci fications knows built treated What telling think finding practice transmitters taken active service good enough operate new RC channels co operatively different direction Al Watson Assistant DEC AMA District XI liv ing Seattle WA has sent com pilation frequency combinations worked derived five successful Pylon races Now know folks Seat tle area have some very specific problems certain channels result govern ment radios pocket pagers Thus certain channels automatically excluded Racing matrix rest New RC channels playing together no October 1983 39 pile RC5O test vehicles Georges lawn worked perfectly Read column see what feat Georges area Now puzzle photographers audience photo shown full-frame taken Dan Kahn modeler too Marks Models Wanderer Sailplane Dan likes beginners model strong easy build fly easy repair necessary Dans World Expert transmitter tested showed excellent properties Continued page 132 Contributing Editor ueorge M myers snown working playIng witn ma new toy Icorrection TOOL looks like reading manual else fails read directions trying figure out make go picture taken info column Phase Art Best Custom Screen Sportswear \~kl 4893SNu Piper Cub NATS Shirts Still Available See Bealeton VASept 17 8 18 Greenville SCSept 23 Stratford CTOct 1 FAI Championships Pensacola FLOct 10-14 Designs just come aviation designs available top quality line sportswear designs direct printno heat transfer Three color B-25. Piper Cub. Bee. P40 Warha wks kker D VII. P-3. AT-6. Christen Eagle. Pitts Special. Citabria. P47 Thunderbolt earman Curtis enny. Corsair. coaches shirtS1295TShirt$695 LadiCs TopSSSOLong Sleeve T$795 Shorts$5SSBesebell$S95 Lined JacketS2195Football$S95 Tote Bag$9SSweetshirt$950 Tire coverS1495Hooded Sweot$1495 HatS595 Wide choice colors aizesi Send $100 new illustrated Brochure Refundable First Order Name Address cityStateZip DesignSize Color now accept MasterCard & Visa TO ORDER Send check money order Shipping $1-is add 5150 Over $15 add 10% Maryland residents add 5% taxI Phase Art 17102 Earlham Ct Upper Marlboro MD 20772 1301 8433050 wings find have root rib WI little crooked have tapered fairing blocks properly now good timc fit wid root fuselage hLindy sanding block Covering may use whatever covering material desirc though highly recom mend MonoKote combination like cover bottom surfaces dark easy-to-see color cover top lighter brighter color pleases eSe Radio installation fuselage little smallonly wide servo area room two medium-size servos like Kraft KPS-14 though like small Futaba S-2t mounting two S-20s forward possible leaves little access space allows mounting switch Bulkhead F2 Snap-Lip pushrods install receiver bet dre install switch switch button sticking ward through F can lift canopy easily operate use larger servos will have mount switch dit receiver between Bulkheads F3 F4 battery compartment will take Kraft KB-4M 450 Futaba NR-4G 225 pack Flying Scooter very stable glides fairly fgst turns tightly minimum loss altitude stalling angle-of-attack fairly high Best unlike flying-stab planes easy ginner tly recommend balance point CG placed right niiddle main spar also place tow hook right CG After try way can move CG and/or tow hook wherever yov can fly best good way -Add weight nose block balkust sheet lead can buy local plumbing shop cut shape tin snips used Ii-in wing wire primarily cause /4-in brass tubing required wAs same width spars easy align together desire can shim down wing wire size %s inserting A2-in GD /6-in ID tubing inside /4-in GD /32-in ID brass tubing will provide wing little give under sharp loads Sailplane design has its advantages disadvantageshigh lift high drag low drag low lift etc No design really perfect however feel Scooter good compromise Good lift Radio Technique/Myers Continued page 39 problems thanks Al Watson Gary Wild reports kind help makes job easier really enjoy hearing fr6m folks go out get valid test data selves instead wasting time listening Know-It-AIls havent actually done anything What else caii tell potential various kinds interference still present should monitor band order know what avoid its still good idea check DFC planning contest encounter problems new RC channels re port DFC Beyond can fly new RC channels con fidence Have acquired new hobby Im slow answering letters apologize know excuses Recently bought Kaypro II Word Processor attempt catch up letters pile Frequency Committee mail among other things Up till now Ive using WW II surplus Royal KMM typewriter needs new rubber nobody stocks parts Dick Jannson says should ashamed admit three kids college time what else would expect Anyhow see Bob Aberle spending 40 hours week Frequency Committee businessnow Im trying find way get job done smaller investment time Kayproll seems help picked Kaypro LI because meets needs complete cheapest complete package local support As Ive said before about hobby items believe important have local dealer support its possible save little money going through mail Youll have make up own mind about Im knocking mailorder houses Im dogmatic about either want something isnt carried locally like Circus Radios Kalt Helicopters dont have other choice except So call somebody toll-free line want parts just really didnt buy thing start other hobby seems have effect So readers have bright ideas about get best out tool about letting know about Kaypro II runs CP/M Version 22 Kaypro II trademark Kaypro Corp 533 Stevens Ave Solana Beach CA 92075 George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 Electrics/Kopski Continued page 42 same new As brushes wear frequently wear unevenly brush will wear much rapidly other ddnt know happens bUt does alwys put two new ones As new motor always break-in new brushes allowing motor run no prop very small prop cooling about 24 hours about halfthe normal voltage Instructions some elec tric motor systems discuss some come factory break-in break-in allows new brushes wear shape commutator seat better good 132 Model Aviation WAYNE ULERYS 1/3 SCALE LASER 200 THE PLANE THAT WON THE WEST span 9825 Wing area 1615 sq 18 lbs Eight LASERS flown 1982 T0C placed top twelve. Unique easy wing construction Foam cutting equipment required Special instructions pictures wing assembly Fiberglass cowl wheel pants plastic canopy 6061 T-6 aluminum wing spar 2024 T-4 landing gear available Information parts plans order SASE $2000 per set rolled plans Postage paid t5e Continental LISA Wayne Ulery 2564 Fox Hollow Rd Springfield Ohio 45502
Edition: Model Aviation - 1983/10
Page Numbers: 38, 39, 132
a loec ni ue George M Myers NEW FREQUENCIESNO PROBLEMS RC5O 72790 MHz might least de sirable new RC channel New York City area because have Empire Paging EP transmitting 70 Watts 7280 MHz top World Trade Center WTC 10 kHz off center RC5O 28 miles flying can see WTC second floor house clear day Now manufacturer offers us new system test can guess channel ask way figure system can put up EP can put up anything photos shows three recent test setups have 1980 Ace RC Silver Seven system new RF hoard new crystal receiver Tims 1980 Air tronics XL new FM transmitter mod ule matching FM receiver borrowed Bob Aberle 1983 Tower Gold 500 system has new RC5O crys tals compliments Tower Hobbies keep suspense systems has worked perfectly RC5O area have put airplanes up EFFECTIVE 5 JULY 1983 YOUR CB LICENSE IS VOID FCC has discontinued licenses formerly re quired fly 27 72 and/or 75 MHz channels However hasnt change Ham licenses required fly 508 53 MHz chan nels still required practically out sight collapsed antennas transmitters anything three antenna exposed five collapsed Ace Silver Seven full control saw no glitches performed other tests well including ground tests flights adjacent-channel test transmitters 10 20 40 kHz away RC5O test results tell us can use systems new RC channels confidence have problems tried combinations listed June 1983 column column seems have misinterpreted some people dont read carefullyare listening Bob Owens Please read carefully havent ob served anybodys new RC system showing problems new RC channels evidence RC manufacturers have done splendid job avoiding evil things might have happened should thank Interference reports same vein re turns interference postcards 38 Model Aviation Scenes great transmitter-frequency-test session conducted Hewlett-Packards Dan Kahn else HP could build afford such exquisite equipment Dan did own timefor thanks Theres column included June July 1983 issues Model Aviation have slow Apparently folks actually went out bought new systems old ones converted have found weve got fantastically good deal new RC channels So far postcards Ive received District II members Im still District Frequency CoordinatorDFCthere have reported troubles old channels exactly what expected AMA accepted FCCs kind offer new 'interstitial channels owe big debt gratitude Don Camp bell proposing Mike Gilber tson demonstrating could used RC Thank Don Mike significant test results big foursegment photo montage shows Dan Kahn Electronic Equipment Specialist local Hewlett-Packard office hard work after business hours testing group transmit ters Bob Aberle able collect moments notice Dan tested super-sophisticated HP8566A Programmable Spectrum Analyzer digital system controlled HP9836 desk-top computer machine can read transmitter RE accurately presence modulation analog analyzers cant measures accuracy Hertz zero span collection included 18 transmitters ranging expensive sophisti cated 1983 FM set ancient 1970 transmitter recently serviced its manufacturer sets ranged price $6995 dry-battery two-chan nel Kraft Signature Bobs five modules four interchangeable RF boards five interchangeable crystals 14 soldered-in crystals found interchangeable modules RF boards too sets actively Service collected testing over data analyzed found following I The cheapest set best overall performance 2 Average precision RF 0020% 20% better current FCC perform ance requirement 0025% Now re member some sets built meet older less-stringent requirements 3 Sidebands spurious emissions controlled within current FCC specifi cations case 4 Interchangeable crystals gave best group performance Meanwhile out Greenwood IN Gary Wild testing 31 transmitters club using Hewlett-Packard 141T 8555A RF section 8552B IF section Three transmitters emissions outside current FCC speci fications knows built treated What telling think finding practice transmitters taken active service good enough operate new RC channels co operatively different direction Al Watson Assistant DEC AMA District XI liv ing Seattle WA has sent com pilation frequency combinations worked derived five successful Pylon races Now know folks Seat tle area have some very specific problems certain channels result govern ment radios pocket pagers Thus certain channels automatically excluded Racing matrix rest New RC channels playing together no October 1983 39 pile RC5O test vehicles Georges lawn worked perfectly Read column see what feat Georges area Now puzzle photographers audience photo shown full-frame taken Dan Kahn modeler too Marks Models Wanderer Sailplane Dan likes beginners model strong easy build fly easy repair necessary Dans World Expert transmitter tested showed excellent properties Continued page 132 Contributing Editor ueorge M myers snown working playIng witn ma new toy Icorrection TOOL looks like reading manual else fails read directions trying figure out make go picture taken info column Phase Art Best Custom Screen Sportswear \~kl 4893SNu Piper Cub NATS Shirts Still Available See Bealeton VASept 17 8 18 Greenville SCSept 23 Stratford CTOct 1 FAI Championships Pensacola FLOct 10-14 Designs just come aviation designs available top quality line sportswear designs direct printno heat transfer Three color B-25. Piper Cub. Bee. P40 Warha wks kker D VII. P-3. AT-6. Christen Eagle. Pitts Special. Citabria. P47 Thunderbolt earman Curtis enny. Corsair. coaches shirtS1295TShirt$695 LadiCs TopSSSOLong Sleeve T$795 Shorts$5SSBesebell$S95 Lined JacketS2195Football$S95 Tote Bag$9SSweetshirt$950 Tire coverS1495Hooded Sweot$1495 HatS595 Wide choice colors aizesi Send $100 new illustrated Brochure Refundable First Order Name Address cityStateZip DesignSize Color now accept MasterCard & Visa TO ORDER Send check money order Shipping $1-is add 5150 Over $15 add 10% Maryland residents add 5% taxI Phase Art 17102 Earlham Ct Upper Marlboro MD 20772 1301 8433050 wings find have root rib WI little crooked have tapered fairing blocks properly now good timc fit wid root fuselage hLindy sanding block Covering may use whatever covering material desirc though highly recom mend MonoKote combination like cover bottom surfaces dark easy-to-see color cover top lighter brighter color pleases eSe Radio installation fuselage little smallonly wide servo area room two medium-size servos like Kraft KPS-14 though like small Futaba S-2t mounting two S-20s forward possible leaves little access space allows mounting switch Bulkhead F2 Snap-Lip pushrods install receiver bet dre install switch switch button sticking ward through F can lift canopy easily operate use larger servos will have mount switch dit receiver between Bulkheads F3 F4 battery compartment will take Kraft KB-4M 450 Futaba NR-4G 225 pack Flying Scooter very stable glides fairly fgst turns tightly minimum loss altitude stalling angle-of-attack fairly high Best unlike flying-stab planes easy ginner tly recommend balance point CG placed right niiddle main spar also place tow hook right CG After try way can move CG and/or tow hook wherever yov can fly best good way -Add weight nose block balkust sheet lead can buy local plumbing shop cut shape tin snips used Ii-in wing wire primarily cause /4-in brass tubing required wAs same width spars easy align together desire can shim down wing wire size %s inserting A2-in GD /6-in ID tubing inside /4-in GD /32-in ID brass tubing will provide wing little give under sharp loads Sailplane design has its advantages disadvantageshigh lift high drag low drag low lift etc No design really perfect however feel Scooter good compromise Good lift Radio Technique/Myers Continued page 39 problems thanks Al Watson Gary Wild reports kind help makes job easier really enjoy hearing fr6m folks go out get valid test data selves instead wasting time listening Know-It-AIls havent actually done anything What else caii tell potential various kinds interference still present should monitor band order know what avoid its still good idea check DFC planning contest encounter problems new RC channels re port DFC Beyond can fly new RC channels con fidence Have acquired new hobby Im slow answering letters apologize know excuses Recently bought Kaypro II Word Processor attempt catch up letters pile Frequency Committee mail among other things Up till now Ive using WW II surplus Royal KMM typewriter needs new rubber nobody stocks parts Dick Jannson says should ashamed admit three kids college time what else would expect Anyhow see Bob Aberle spending 40 hours week Frequency Committee businessnow Im trying find way get job done smaller investment time Kayproll seems help picked Kaypro LI because meets needs complete cheapest complete package local support As Ive said before about hobby items believe important have local dealer support its possible save little money going through mail Youll have make up own mind about Im knocking mailorder houses Im dogmatic about either want something isnt carried locally like Circus Radios Kalt Helicopters dont have other choice except So call somebody toll-free line want parts just really didnt buy thing start other hobby seems have effect So readers have bright ideas about get best out tool about letting know about Kaypro II runs CP/M Version 22 Kaypro II trademark Kaypro Corp 533 Stevens Ave Solana Beach CA 92075 George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 Electrics/Kopski Continued page 42 same new As brushes wear frequently wear unevenly brush will wear much rapidly other ddnt know happens bUt does alwys put two new ones As new motor always break-in new brushes allowing motor run no prop very small prop cooling about 24 hours about halfthe normal voltage Instructions some elec tric motor systems discuss some come factory break-in break-in allows new brushes wear shape commutator seat better good 132 Model Aviation WAYNE ULERYS 1/3 SCALE LASER 200 THE PLANE THAT WON THE WEST span 9825 Wing area 1615 sq 18 lbs Eight LASERS flown 1982 T0C placed top twelve. Unique easy wing construction Foam cutting equipment required Special instructions pictures wing assembly Fiberglass cowl wheel pants plastic canopy 6061 T-6 aluminum wing spar 2024 T-4 landing gear available Information parts plans order SASE $2000 per set rolled plans Postage paid t5e Continental LISA Wayne Ulery 2564 Fox Hollow Rd Springfield Ohio 45502
Edition: Model Aviation - 1983/10
Page Numbers: 38, 39, 132
a loec ni ue George M Myers NEW FREQUENCIESNO PROBLEMS RC5O 72790 MHz might least de sirable new RC channel New York City area because have Empire Paging EP transmitting 70 Watts 7280 MHz top World Trade Center WTC 10 kHz off center RC5O 28 miles flying can see WTC second floor house clear day Now manufacturer offers us new system test can guess channel ask way figure system can put up EP can put up anything photos shows three recent test setups have 1980 Ace RC Silver Seven system new RF hoard new crystal receiver Tims 1980 Air tronics XL new FM transmitter mod ule matching FM receiver borrowed Bob Aberle 1983 Tower Gold 500 system has new RC5O crys tals compliments Tower Hobbies keep suspense systems has worked perfectly RC5O area have put airplanes up EFFECTIVE 5 JULY 1983 YOUR CB LICENSE IS VOID FCC has discontinued licenses formerly re quired fly 27 72 and/or 75 MHz channels However hasnt change Ham licenses required fly 508 53 MHz chan nels still required practically out sight collapsed antennas transmitters anything three antenna exposed five collapsed Ace Silver Seven full control saw no glitches performed other tests well including ground tests flights adjacent-channel test transmitters 10 20 40 kHz away RC5O test results tell us can use systems new RC channels confidence have problems tried combinations listed June 1983 column column seems have misinterpreted some people dont read carefullyare listening Bob Owens Please read carefully havent ob served anybodys new RC system showing problems new RC channels evidence RC manufacturers have done splendid job avoiding evil things might have happened should thank Interference reports same vein re turns interference postcards 38 Model Aviation Scenes great transmitter-frequency-test session conducted Hewlett-Packards Dan Kahn else HP could build afford such exquisite equipment Dan did own timefor thanks Theres column included June July 1983 issues Model Aviation have slow Apparently folks actually went out bought new systems old ones converted have found weve got fantastically good deal new RC channels So far postcards Ive received District II members Im still District Frequency CoordinatorDFCthere have reported troubles old channels exactly what expected AMA accepted FCCs kind offer new 'interstitial channels owe big debt gratitude Don Camp bell proposing Mike Gilber tson demonstrating could used RC Thank Don Mike significant test results big foursegment photo montage shows Dan Kahn Electronic Equipment Specialist local Hewlett-Packard office hard work after business hours testing group transmit ters Bob Aberle able collect moments notice Dan tested super-sophisticated HP8566A Programmable Spectrum Analyzer digital system controlled HP9836 desk-top computer machine can read transmitter RE accurately presence modulation analog analyzers cant measures accuracy Hertz zero span collection included 18 transmitters ranging expensive sophisti cated 1983 FM set ancient 1970 transmitter recently serviced its manufacturer sets ranged price $6995 dry-battery two-chan nel Kraft Signature Bobs five modules four interchangeable RF boards five interchangeable crystals 14 soldered-in crystals found interchangeable modules RF boards too sets actively Service collected testing over data analyzed found following I The cheapest set best overall performance 2 Average precision RF 0020% 20% better current FCC perform ance requirement 0025% Now re member some sets built meet older less-stringent requirements 3 Sidebands spurious emissions controlled within current FCC specifi cations case 4 Interchangeable crystals gave best group performance Meanwhile out Greenwood IN Gary Wild testing 31 transmitters club using Hewlett-Packard 141T 8555A RF section 8552B IF section Three transmitters emissions outside current FCC speci fications knows built treated What telling think finding practice transmitters taken active service good enough operate new RC channels co operatively different direction Al Watson Assistant DEC AMA District XI liv ing Seattle WA has sent com pilation frequency combinations worked derived five successful Pylon races Now know folks Seat tle area have some very specific problems certain channels result govern ment radios pocket pagers Thus certain channels automatically excluded Racing matrix rest New RC channels playing together no October 1983 39 pile RC5O test vehicles Georges lawn worked perfectly Read column see what feat Georges area Now puzzle photographers audience photo shown full-frame taken Dan Kahn modeler too Marks Models Wanderer Sailplane Dan likes beginners model strong easy build fly easy repair necessary Dans World Expert transmitter tested showed excellent properties Continued page 132 Contributing Editor ueorge M myers snown working playIng witn ma new toy Icorrection TOOL looks like reading manual else fails read directions trying figure out make go picture taken info column Phase Art Best Custom Screen Sportswear \~kl 4893SNu Piper Cub NATS Shirts Still Available See Bealeton VASept 17 8 18 Greenville SCSept 23 Stratford CTOct 1 FAI Championships Pensacola FLOct 10-14 Designs just come aviation designs available top quality line sportswear designs direct printno heat transfer Three color B-25. Piper Cub. Bee. P40 Warha wks kker D VII. P-3. AT-6. Christen Eagle. Pitts Special. Citabria. P47 Thunderbolt earman Curtis enny. Corsair. coaches shirtS1295TShirt$695 LadiCs TopSSSOLong Sleeve T$795 Shorts$5SSBesebell$S95 Lined JacketS2195Football$S95 Tote Bag$9SSweetshirt$950 Tire coverS1495Hooded Sweot$1495 HatS595 Wide choice colors aizesi Send $100 new illustrated Brochure Refundable First Order Name Address cityStateZip DesignSize Color now accept MasterCard & Visa TO ORDER Send check money order Shipping $1-is add 5150 Over $15 add 10% Maryland residents add 5% taxI Phase Art 17102 Earlham Ct Upper Marlboro MD 20772 1301 8433050 wings find have root rib WI little crooked have tapered fairing blocks properly now good timc fit wid root fuselage hLindy sanding block Covering may use whatever covering material desirc though highly recom mend MonoKote combination like cover bottom surfaces dark easy-to-see color cover top lighter brighter color pleases eSe Radio installation fuselage little smallonly wide servo area room two medium-size servos like Kraft KPS-14 though like small Futaba S-2t mounting two S-20s forward possible leaves little access space allows mounting switch Bulkhead F2 Snap-Lip pushrods install receiver bet dre install switch switch button sticking ward through F can lift canopy easily operate use larger servos will have mount switch dit receiver between Bulkheads F3 F4 battery compartment will take Kraft KB-4M 450 Futaba NR-4G 225 pack Flying Scooter very stable glides fairly fgst turns tightly minimum loss altitude stalling angle-of-attack fairly high Best unlike flying-stab planes easy ginner tly recommend balance point CG placed right niiddle main spar also place tow hook right CG After try way can move CG and/or tow hook wherever yov can fly best good way -Add weight nose block balkust sheet lead can buy local plumbing shop cut shape tin snips used Ii-in wing wire primarily cause /4-in brass tubing required wAs same width spars easy align together desire can shim down wing wire size %s inserting A2-in GD /6-in ID tubing inside /4-in GD /32-in ID brass tubing will provide wing little give under sharp loads Sailplane design has its advantages disadvantageshigh lift high drag low drag low lift etc No design really perfect however feel Scooter good compromise Good lift Radio Technique/Myers Continued page 39 problems thanks Al Watson Gary Wild reports kind help makes job easier really enjoy hearing fr6m folks go out get valid test data selves instead wasting time listening Know-It-AIls havent actually done anything What else caii tell potential various kinds interference still present should monitor band order know what avoid its still good idea check DFC planning contest encounter problems new RC channels re port DFC Beyond can fly new RC channels con fidence Have acquired new hobby Im slow answering letters apologize know excuses Recently bought Kaypro II Word Processor attempt catch up letters pile Frequency Committee mail among other things Up till now Ive using WW II surplus Royal KMM typewriter needs new rubber nobody stocks parts Dick Jannson says should ashamed admit three kids college time what else would expect Anyhow see Bob Aberle spending 40 hours week Frequency Committee businessnow Im trying find way get job done smaller investment time Kayproll seems help picked Kaypro LI because meets needs complete cheapest complete package local support As Ive said before about hobby items believe important have local dealer support its possible save little money going through mail Youll have make up own mind about Im knocking mailorder houses Im dogmatic about either want something isnt carried locally like Circus Radios Kalt Helicopters dont have other choice except So call somebody toll-free line want parts just really didnt buy thing start other hobby seems have effect So readers have bright ideas about get best out tool about letting know about Kaypro II runs CP/M Version 22 Kaypro II trademark Kaypro Corp 533 Stevens Ave Solana Beach CA 92075 George M Myers 70 Froehlich Farm Rd Hicksville NY 11801 Electrics/Kopski Continued page 42 same new As brushes wear frequently wear unevenly brush will wear much rapidly other ddnt know happens bUt does alwys put two new ones As new motor always break-in new brushes allowing motor run no prop very small prop cooling about 24 hours about halfthe normal voltage Instructions some elec tric motor systems discuss some come factory break-in break-in allows new brushes wear shape commutator seat better good 132 Model Aviation WAYNE ULERYS 1/3 SCALE LASER 200 THE PLANE THAT WON THE WEST span 9825 Wing area 1615 sq 18 lbs Eight LASERS flown 1982 T0C placed top twelve. Unique easy wing construction Foam cutting equipment required Special instructions pictures wing assembly Fiberglass cowl wheel pants plastic canopy 6061 T-6 aluminum wing spar 2024 T-4 landing gear available Information parts plans order SASE $2000 per set rolled plans Postage paid t5e Continental LISA Wayne Ulery 2564 Fox Hollow Rd Springfield Ohio 45502