Radio Control HELICOPTERS Dave Chesney SMALL HELICOPTERS have advantages has year get back basics due another round business travel Fortunately have able get bunch flying havent home enough repair servo brought about its untimely crash So Cricket Kalt Baron 20 found selves doing bit flying usual As result column will deal some further impressions machines may recall articles few months back dealing Baron 20 Apollo radio sys tem Rather remove radio system Bailey Harris Baron 20 bought Baron hope could really leam fly two-stick radio system rather settle periodic hover flights Baron/Apollo system has proven good choice attempted transition single-stick two-stick Heli-pilot flying characteristics Baron 20 features Apollo transmitter certainly con tributed successes becoming two-stick pilot however down-time Baron 20 has frustrating Probably biggest gripe clutch/starter pulley/fan assembly problems have getting machine started Ive got doing something wrong because after few successful starts beautiful flights clutch begins grab whenever enough strain put starter belt tum over engine trip Nitro WV Baron developed its little problem thanks help Nitros two best Heli-pilots thought problem solved showed two screws hold clutch pulley fan just long enough job replaced plastic fan two screws reassembled Helicopter Problem solved new assembly worked three flights before again creating enough clutch-to-clutch-bell friction keep getting machine startedfinally starting belt broke havent flown Baron since Keep mind fact did build Baron have opportunity re build engine/clutch assemblies several times believe problem can solved buying new fan new clutch new clutch housing trying again building new Baron 20 Id suggest paying careful attention assembly sequence alignment use longer screws Any effort put little machine will worth since does fly nicely way did fly enough get reasonably comfortable two-sticker Ill have credit Baron Apollo combo making job Continued page 158 58 Model Aviation ' Daves Gorham Model Products Cricket L newly-acquired pair floats rests model sports new Gold Custom head universal control paddles R closeup Gold Custom head Note fixed blade straps pivot standard head Gold Head features select fits bearings very free system object background tuned pipe muffler another chopper time due ease packing little copters back Toyota say couldnt have managed same Heliboy tumed out crashed Atlanta November Mosner nails trom uei Kb IA ana iies uricet witn uornams riugnes uu conversion KIT rnoso ai ien snows now eeI uIL Ufls seatout sight Hughes conversion adds weight Cricket seems need 40 best performance Kraft RIC Electronics AUTHORIZED WARRANTY Y5 SERVICEJiI Pre-season Check-Up Working non-working systems components checked & re paired Servos stripped cleaned & lubed Test report submitted Price basis 4-7 channel system 4 servos Parts Shipping extra$2975 2-3 ch system w12 servos S24 75 MILT ERB New Frequency Conversion System$2500 50% off wI Pre-season Check-Up Special Tests will included proper operation new frequencies Tx tests will include spectrum analysis Px will checked proper band width Send SASE info new frequencies ALSO AUTHORIZED SERWCE FOR EiIJ Beckwith Dr Hudson OH 44236216 655-2278 opinion Bob dean Giant Scale plan producers plans stand out several reasons First professionally drawn also include little touches make easily read understood model ers Second complete dont find blank areas notes like Quadra engine goes Servo space Engine control installations shown plans Third materials fittings shown detail appropriate Giant Scale use change would make designs substitute foam core board balsa ribs form ers thats because hate pay price balsa Ive got lot foam core hand Although model 1/3-scale overly large since original small single-place design Wingspan 110 1584 sq wing area Originally intended Quadra prototype wound up small 222 ci Ka wasaki Almost engine between two three Cu displacement will fit give good per formance Mammoth Scale Plans has dozen Bobs designs some have reviewed past PL-4 plans sell $2450 postpaid shipped rolled folded Theyre avail able Mammoth Scale Plans 3351 Pru neridge Ave Santa Clara CA 95051 Bob Beckman 8248 Holly Grove Ci Mono ssas VA 22110 RC Helicopters/Chesney Continued page 58 easier So Heliboy Baron Out pic ture time being flying during past few months has Cricket single-stick course Ive ball Cricket has performed flawlessly since last May engine sagged dropped Since time have installed Gold Custom Rotor Head No 334 Universal Paddles No 616 two items about two-thirds what GMP calls Aerobatic Head System No 335 final third being shortened flybar 14 new collars control arm photo shows new head installed Cricket will note blade straps rigid rather capable lead lag standard head apparent bearings select fit component parts Its very nice assembly does improve responsiveness Cricket should point out did shorten flybar recommended since prefer faster response would recommend using shorter flybar until can decide yourself talking John Gorham new paddles old flybar length may havc bit jump respon siveness average flier would prefer ever did allow beginner hover Cricket no problems noted may good time tell story about incident since feel does show Cricket can flown beginner has set up properly occasion days Baron acted up working gave transmitter Cricket Buddy Cato good friend Greensboro literally said dont give whirl Buddy never flown model airplane Helicopter fact closest aviation stint FAA Atlanta Center showed him transmitter controls explained approximate effect upon Heli copter started Cricket told him break walked away Dam wasnt hovering few seconds time before first tank ran dry third tank kept machine air about knee-high close fifteen seconds way dont use gyros Anyway Ive great time flying Cricket yes Ive looped new head does make difference havent tried roll yet probably wontthe little machine just too much fun zip around making close-in pylon tums stall tums quick stops about anything else Ive wanted guess next challenge Cricket will try floats available Most weaknesses concerned about assembled Cricket over year ago havent shown up As saw tail rotor drive should have created problem nowit hasnt failed teeter spring could have problemit wasnt engine could have run hotit did changed fuel mix everything seems fine have very pleasantly surprised Cricket has great back-up fun machine Ive able throw car use keep up flying time Since has apparently Cricket column thought Id close some com ments Bob Mosher Bob writes would appreciate info mod Baron 20 mixer cannot furnish please let know can obtain same way since seem enjoy Cricket much consider modifying H300 configuration original Crickets No 19 well worn modified H300 John Gorhams kits slightly heavier ways flies better aerobatic John ever gets decals it will look better E CHEROKEE Favorite Eng45-5U Area754 s in4 Channel Send $075 latest price list literature Quality RIC Products Since 1960 VK MODEL AIRCRAFT CO 4350 Arondale Dr Williamsville NY 14221 Phone 716 632-4838 158 Model Aviation RLF PRODUCTS Sailplane Launching Equipment Pay Less ruiuier Information Send Self-Addressed Stamped Envelope RLF Products 812 723-4310 R 3 Box 178 Paoli IN 47454 split 750 mAh pack radio gear will fit under seat foam rubber shock mount ing 1 also find Silver Seven two-stick trans mitter great choppers PS Im still flying Cricket No 2 new fast paddles short barmakes wild Well wear out Cricket might give Hughes modification try think Ill try keeping flying long Regarding Baron 20 mixer did drop ball since friend Bailey Harris didnt pursue plans Ill try again later column after flying Baron bit See next month Dave Chesney PO Box /66 12 Greensboro NC 27406 RC Pylon Racing/Hager Continued page 59 sport plane Sailplane no way will stand up vibrations tremendous stresses exerted used Pylon Racer Come guys lets sacrifice safety ounce weight Attention QM F-i Fliers Hey guys its rules-change time think ought take special notice results RC Contest Board Initial Vote reported March 1983 issue Model Aviation page 110 thats Competition Newsletter section seven rules change proposals dealing Pylon have passed initial vote three RC-84-4 RC-84-28 RC-84-29 opinion reflect desires Pylon Racing fraternity general know dont reflect thinking NMPRA special interest group Pylon Racing Proposal RC-84-4 authored Horrace Cain pertains alternate scoring system other two proposals authored R Wilson would require mufflers tuned pipes Quarter Midget Formula might keep eye rules change business Competition Newsletter see Cross-Proposals have submitted would impact Pylon event wont too long September 1983 exact until RC Contest Board makes its Final Vote pro posals pass theyll official rules starting 1984 Whether youre against Id advise write AMA district RC Contest Board member dis trict Vice-President too let him know feelings Pylon Racing rules proposals can make voice heard OGIANT SCALE KITS AND SEMI KITS CLEAR WHITE PINE STOCK SIZES 1/4 SCALE DUMMY RADIAL MOTORS CUSTOM KIT CUTTING SERVICE GIANT SCALE BLUE PRINTS BIG IS BETTER SEND $200 FOR OUR NEW CATALOG will some good district RC Contest Board member supposed vote accordance desires modelers district may personally feel about proposal NMPRA will also make its opinions known RC Contest Board believe rules af fecting specific class type competition like Pylon Racingshould reflect desires active competitors Im fond rules pro posals coming outside However AMA very democratic organization anyone entitled propose rules change RMcM Enough said month want sup port Racing should join NMPRAdo today Send dues $1 8/year Gary McPike 28925 Parkheath Dr Agoura CA 91301 See next month Bill Hager 706 Glen Haven Dr Conroe TX 77302 RC Soaring/Pruss Continued page 61 top view note closely inboard wing Theres good reason this par ticular model Normally other models spoilers outboard turbulence spoilers create doesnt turn disturb airflow over horizontal stab because force arrangement GAMMA found higher angles attack wingwash rendered stab ineffective slower airspeeds mov ing spoilers inboard actuated now actually turbulate airflow over stab stab found effective lower approach speeds other three-view PIRANHA Some details given last months column Note full-span flaps used mainly change airfoil shape different F3B tasks wing feature taken lightly nor answer new designs As mentioned last month designers thought winner paper PIRANHA winner became shark-by-the-tail airborne Small flap changers gave fliers feeling entirely new Sailplane whenever small flap changes made Over two years later fliers finally getting bird behave way supposed paper flaps 25% chord can positioned throughout range zero degrees minus six degrees thats six degrees above neutral Spoilers also used shown Condnuedon page 162 PEANUT SCALE MODELS 1PIETENPOL V PIPER CUB ANDRESON MUSTANGLACEY M-I0 Kite $595 MILES M-18 DRUINE COUGAR GiPSY MOTH GANAGOBIE Ribbr PoweredSPORT MODELS -BABY ACE$649 ONE NITE 28$695 ONE NilE 16$595 PRAIRIE BIRD 4STRINGLESS$495 KIT $595PECK ROG$195 RADIO BLIMPS CONTROLLED ond 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE ond YELLOW LOW PRICES ITEMS CTLOO Seo EamFe PHONE ttitt 442-4636 tOil 469-8615 BOX 2498 -MA ESA CA 92041 May1983 159 ENGINES S SSORIES Let us update old engines Sales repair services WE ALSO FEATURE OR CUSTOM CUT K COITIOLINI TEND PROFILE0COMBA 70RA T WIDE & NARROW WEDGE 75 -- 6 oz Capacities INIFLOW & TINDD Cutrn Dliii Fil Ingredients detailed brochure50C stamps/check oni CAROLINA-TAFFI N DER 8345 Delhi Road Charleston Hgts SC 29405 803553-7169 3TEARMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96 Span 2 Scale 60 Engines 64 Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red
Edition: Model Aviation - 1983/05
Page Numbers: 58, 158, 159
Radio Control HELICOPTERS Dave Chesney SMALL HELICOPTERS have advantages has year get back basics due another round business travel Fortunately have able get bunch flying havent home enough repair servo brought about its untimely crash So Cricket Kalt Baron 20 found selves doing bit flying usual As result column will deal some further impressions machines may recall articles few months back dealing Baron 20 Apollo radio sys tem Rather remove radio system Bailey Harris Baron 20 bought Baron hope could really leam fly two-stick radio system rather settle periodic hover flights Baron/Apollo system has proven good choice attempted transition single-stick two-stick Heli-pilot flying characteristics Baron 20 features Apollo transmitter certainly con tributed successes becoming two-stick pilot however down-time Baron 20 has frustrating Probably biggest gripe clutch/starter pulley/fan assembly problems have getting machine started Ive got doing something wrong because after few successful starts beautiful flights clutch begins grab whenever enough strain put starter belt tum over engine trip Nitro WV Baron developed its little problem thanks help Nitros two best Heli-pilots thought problem solved showed two screws hold clutch pulley fan just long enough job replaced plastic fan two screws reassembled Helicopter Problem solved new assembly worked three flights before again creating enough clutch-to-clutch-bell friction keep getting machine startedfinally starting belt broke havent flown Baron since Keep mind fact did build Baron have opportunity re build engine/clutch assemblies several times believe problem can solved buying new fan new clutch new clutch housing trying again building new Baron 20 Id suggest paying careful attention assembly sequence alignment use longer screws Any effort put little machine will worth since does fly nicely way did fly enough get reasonably comfortable two-sticker Ill have credit Baron Apollo combo making job Continued page 158 58 Model Aviation ' Daves Gorham Model Products Cricket L newly-acquired pair floats rests model sports new Gold Custom head universal control paddles R closeup Gold Custom head Note fixed blade straps pivot standard head Gold Head features select fits bearings very free system object background tuned pipe muffler another chopper time due ease packing little copters back Toyota say couldnt have managed same Heliboy tumed out crashed Atlanta November Mosner nails trom uei Kb IA ana iies uricet witn uornams riugnes uu conversion KIT rnoso ai ien snows now eeI uIL Ufls seatout sight Hughes conversion adds weight Cricket seems need 40 best performance Kraft RIC Electronics AUTHORIZED WARRANTY Y5 SERVICEJiI Pre-season Check-Up Working non-working systems components checked & re paired Servos stripped cleaned & lubed Test report submitted Price basis 4-7 channel system 4 servos Parts Shipping extra$2975 2-3 ch system w12 servos S24 75 MILT ERB New Frequency Conversion System$2500 50% off wI Pre-season Check-Up Special Tests will included proper operation new frequencies Tx tests will include spectrum analysis Px will checked proper band width Send SASE info new frequencies ALSO AUTHORIZED SERWCE FOR EiIJ Beckwith Dr Hudson OH 44236216 655-2278 opinion Bob dean Giant Scale plan producers plans stand out several reasons First professionally drawn also include little touches make easily read understood model ers Second complete dont find blank areas notes like Quadra engine goes Servo space Engine control installations shown plans Third materials fittings shown detail appropriate Giant Scale use change would make designs substitute foam core board balsa ribs form ers thats because hate pay price balsa Ive got lot foam core hand Although model 1/3-scale overly large since original small single-place design Wingspan 110 1584 sq wing area Originally intended Quadra prototype wound up small 222 ci Ka wasaki Almost engine between two three Cu displacement will fit give good per formance Mammoth Scale Plans has dozen Bobs designs some have reviewed past PL-4 plans sell $2450 postpaid shipped rolled folded Theyre avail able Mammoth Scale Plans 3351 Pru neridge Ave Santa Clara CA 95051 Bob Beckman 8248 Holly Grove Ci Mono ssas VA 22110 RC Helicopters/Chesney Continued page 58 easier So Heliboy Baron Out pic ture time being flying during past few months has Cricket single-stick course Ive ball Cricket has performed flawlessly since last May engine sagged dropped Since time have installed Gold Custom Rotor Head No 334 Universal Paddles No 616 two items about two-thirds what GMP calls Aerobatic Head System No 335 final third being shortened flybar 14 new collars control arm photo shows new head installed Cricket will note blade straps rigid rather capable lead lag standard head apparent bearings select fit component parts Its very nice assembly does improve responsiveness Cricket should point out did shorten flybar recommended since prefer faster response would recommend using shorter flybar until can decide yourself talking John Gorham new paddles old flybar length may havc bit jump respon siveness average flier would prefer ever did allow beginner hover Cricket no problems noted may good time tell story about incident since feel does show Cricket can flown beginner has set up properly occasion days Baron acted up working gave transmitter Cricket Buddy Cato good friend Greensboro literally said dont give whirl Buddy never flown model airplane Helicopter fact closest aviation stint FAA Atlanta Center showed him transmitter controls explained approximate effect upon Heli copter started Cricket told him break walked away Dam wasnt hovering few seconds time before first tank ran dry third tank kept machine air about knee-high close fifteen seconds way dont use gyros Anyway Ive great time flying Cricket yes Ive looped new head does make difference havent tried roll yet probably wontthe little machine just too much fun zip around making close-in pylon tums stall tums quick stops about anything else Ive wanted guess next challenge Cricket will try floats available Most weaknesses concerned about assembled Cricket over year ago havent shown up As saw tail rotor drive should have created problem nowit hasnt failed teeter spring could have problemit wasnt engine could have run hotit did changed fuel mix everything seems fine have very pleasantly surprised Cricket has great back-up fun machine Ive able throw car use keep up flying time Since has apparently Cricket column thought Id close some com ments Bob Mosher Bob writes would appreciate info mod Baron 20 mixer cannot furnish please let know can obtain same way since seem enjoy Cricket much consider modifying H300 configuration original Crickets No 19 well worn modified H300 John Gorhams kits slightly heavier ways flies better aerobatic John ever gets decals it will look better E CHEROKEE Favorite Eng45-5U Area754 s in4 Channel Send $075 latest price list literature Quality RIC Products Since 1960 VK MODEL AIRCRAFT CO 4350 Arondale Dr Williamsville NY 14221 Phone 716 632-4838 158 Model Aviation RLF PRODUCTS Sailplane Launching Equipment Pay Less ruiuier Information Send Self-Addressed Stamped Envelope RLF Products 812 723-4310 R 3 Box 178 Paoli IN 47454 split 750 mAh pack radio gear will fit under seat foam rubber shock mount ing 1 also find Silver Seven two-stick trans mitter great choppers PS Im still flying Cricket No 2 new fast paddles short barmakes wild Well wear out Cricket might give Hughes modification try think Ill try keeping flying long Regarding Baron 20 mixer did drop ball since friend Bailey Harris didnt pursue plans Ill try again later column after flying Baron bit See next month Dave Chesney PO Box /66 12 Greensboro NC 27406 RC Pylon Racing/Hager Continued page 59 sport plane Sailplane no way will stand up vibrations tremendous stresses exerted used Pylon Racer Come guys lets sacrifice safety ounce weight Attention QM F-i Fliers Hey guys its rules-change time think ought take special notice results RC Contest Board Initial Vote reported March 1983 issue Model Aviation page 110 thats Competition Newsletter section seven rules change proposals dealing Pylon have passed initial vote three RC-84-4 RC-84-28 RC-84-29 opinion reflect desires Pylon Racing fraternity general know dont reflect thinking NMPRA special interest group Pylon Racing Proposal RC-84-4 authored Horrace Cain pertains alternate scoring system other two proposals authored R Wilson would require mufflers tuned pipes Quarter Midget Formula might keep eye rules change business Competition Newsletter see Cross-Proposals have submitted would impact Pylon event wont too long September 1983 exact until RC Contest Board makes its Final Vote pro posals pass theyll official rules starting 1984 Whether youre against Id advise write AMA district RC Contest Board member dis trict Vice-President too let him know feelings Pylon Racing rules proposals can make voice heard OGIANT SCALE KITS AND SEMI KITS CLEAR WHITE PINE STOCK SIZES 1/4 SCALE DUMMY RADIAL MOTORS CUSTOM KIT CUTTING SERVICE GIANT SCALE BLUE PRINTS BIG IS BETTER SEND $200 FOR OUR NEW CATALOG will some good district RC Contest Board member supposed vote accordance desires modelers district may personally feel about proposal NMPRA will also make its opinions known RC Contest Board believe rules af fecting specific class type competition like Pylon Racingshould reflect desires active competitors Im fond rules pro posals coming outside However AMA very democratic organization anyone entitled propose rules change RMcM Enough said month want sup port Racing should join NMPRAdo today Send dues $1 8/year Gary McPike 28925 Parkheath Dr Agoura CA 91301 See next month Bill Hager 706 Glen Haven Dr Conroe TX 77302 RC Soaring/Pruss Continued page 61 top view note closely inboard wing Theres good reason this par ticular model Normally other models spoilers outboard turbulence spoilers create doesnt turn disturb airflow over horizontal stab because force arrangement GAMMA found higher angles attack wingwash rendered stab ineffective slower airspeeds mov ing spoilers inboard actuated now actually turbulate airflow over stab stab found effective lower approach speeds other three-view PIRANHA Some details given last months column Note full-span flaps used mainly change airfoil shape different F3B tasks wing feature taken lightly nor answer new designs As mentioned last month designers thought winner paper PIRANHA winner became shark-by-the-tail airborne Small flap changers gave fliers feeling entirely new Sailplane whenever small flap changes made Over two years later fliers finally getting bird behave way supposed paper flaps 25% chord can positioned throughout range zero degrees minus six degrees thats six degrees above neutral Spoilers also used shown Condnuedon page 162 PEANUT SCALE MODELS 1PIETENPOL V PIPER CUB ANDRESON MUSTANGLACEY M-I0 Kite $595 MILES M-18 DRUINE COUGAR GiPSY MOTH GANAGOBIE Ribbr PoweredSPORT MODELS -BABY ACE$649 ONE NITE 28$695 ONE NilE 16$595 PRAIRIE BIRD 4STRINGLESS$495 KIT $595PECK ROG$195 RADIO BLIMPS CONTROLLED ond 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE ond YELLOW LOW PRICES ITEMS CTLOO Seo EamFe PHONE ttitt 442-4636 tOil 469-8615 BOX 2498 -MA ESA CA 92041 May1983 159 ENGINES S SSORIES Let us update old engines Sales repair services WE ALSO FEATURE OR CUSTOM CUT K COITIOLINI TEND PROFILE0COMBA 70RA T WIDE & NARROW WEDGE 75 -- 6 oz Capacities INIFLOW & TINDD Cutrn Dliii Fil Ingredients detailed brochure50C stamps/check oni CAROLINA-TAFFI N DER 8345 Delhi Road Charleston Hgts SC 29405 803553-7169 3TEARMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96 Span 2 Scale 60 Engines 64 Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red
Edition: Model Aviation - 1983/05
Page Numbers: 58, 158, 159
Radio Control HELICOPTERS Dave Chesney SMALL HELICOPTERS have advantages has year get back basics due another round business travel Fortunately have able get bunch flying havent home enough repair servo brought about its untimely crash So Cricket Kalt Baron 20 found selves doing bit flying usual As result column will deal some further impressions machines may recall articles few months back dealing Baron 20 Apollo radio sys tem Rather remove radio system Bailey Harris Baron 20 bought Baron hope could really leam fly two-stick radio system rather settle periodic hover flights Baron/Apollo system has proven good choice attempted transition single-stick two-stick Heli-pilot flying characteristics Baron 20 features Apollo transmitter certainly con tributed successes becoming two-stick pilot however down-time Baron 20 has frustrating Probably biggest gripe clutch/starter pulley/fan assembly problems have getting machine started Ive got doing something wrong because after few successful starts beautiful flights clutch begins grab whenever enough strain put starter belt tum over engine trip Nitro WV Baron developed its little problem thanks help Nitros two best Heli-pilots thought problem solved showed two screws hold clutch pulley fan just long enough job replaced plastic fan two screws reassembled Helicopter Problem solved new assembly worked three flights before again creating enough clutch-to-clutch-bell friction keep getting machine startedfinally starting belt broke havent flown Baron since Keep mind fact did build Baron have opportunity re build engine/clutch assemblies several times believe problem can solved buying new fan new clutch new clutch housing trying again building new Baron 20 Id suggest paying careful attention assembly sequence alignment use longer screws Any effort put little machine will worth since does fly nicely way did fly enough get reasonably comfortable two-sticker Ill have credit Baron Apollo combo making job Continued page 158 58 Model Aviation ' Daves Gorham Model Products Cricket L newly-acquired pair floats rests model sports new Gold Custom head universal control paddles R closeup Gold Custom head Note fixed blade straps pivot standard head Gold Head features select fits bearings very free system object background tuned pipe muffler another chopper time due ease packing little copters back Toyota say couldnt have managed same Heliboy tumed out crashed Atlanta November Mosner nails trom uei Kb IA ana iies uricet witn uornams riugnes uu conversion KIT rnoso ai ien snows now eeI uIL Ufls seatout sight Hughes conversion adds weight Cricket seems need 40 best performance Kraft RIC Electronics AUTHORIZED WARRANTY Y5 SERVICEJiI Pre-season Check-Up Working non-working systems components checked & re paired Servos stripped cleaned & lubed Test report submitted Price basis 4-7 channel system 4 servos Parts Shipping extra$2975 2-3 ch system w12 servos S24 75 MILT ERB New Frequency Conversion System$2500 50% off wI Pre-season Check-Up Special Tests will included proper operation new frequencies Tx tests will include spectrum analysis Px will checked proper band width Send SASE info new frequencies ALSO AUTHORIZED SERWCE FOR EiIJ Beckwith Dr Hudson OH 44236216 655-2278 opinion Bob dean Giant Scale plan producers plans stand out several reasons First professionally drawn also include little touches make easily read understood model ers Second complete dont find blank areas notes like Quadra engine goes Servo space Engine control installations shown plans Third materials fittings shown detail appropriate Giant Scale use change would make designs substitute foam core board balsa ribs form ers thats because hate pay price balsa Ive got lot foam core hand Although model 1/3-scale overly large since original small single-place design Wingspan 110 1584 sq wing area Originally intended Quadra prototype wound up small 222 ci Ka wasaki Almost engine between two three Cu displacement will fit give good per formance Mammoth Scale Plans has dozen Bobs designs some have reviewed past PL-4 plans sell $2450 postpaid shipped rolled folded Theyre avail able Mammoth Scale Plans 3351 Pru neridge Ave Santa Clara CA 95051 Bob Beckman 8248 Holly Grove Ci Mono ssas VA 22110 RC Helicopters/Chesney Continued page 58 easier So Heliboy Baron Out pic ture time being flying during past few months has Cricket single-stick course Ive ball Cricket has performed flawlessly since last May engine sagged dropped Since time have installed Gold Custom Rotor Head No 334 Universal Paddles No 616 two items about two-thirds what GMP calls Aerobatic Head System No 335 final third being shortened flybar 14 new collars control arm photo shows new head installed Cricket will note blade straps rigid rather capable lead lag standard head apparent bearings select fit component parts Its very nice assembly does improve responsiveness Cricket should point out did shorten flybar recommended since prefer faster response would recommend using shorter flybar until can decide yourself talking John Gorham new paddles old flybar length may havc bit jump respon siveness average flier would prefer ever did allow beginner hover Cricket no problems noted may good time tell story about incident since feel does show Cricket can flown beginner has set up properly occasion days Baron acted up working gave transmitter Cricket Buddy Cato good friend Greensboro literally said dont give whirl Buddy never flown model airplane Helicopter fact closest aviation stint FAA Atlanta Center showed him transmitter controls explained approximate effect upon Heli copter started Cricket told him break walked away Dam wasnt hovering few seconds time before first tank ran dry third tank kept machine air about knee-high close fifteen seconds way dont use gyros Anyway Ive great time flying Cricket yes Ive looped new head does make difference havent tried roll yet probably wontthe little machine just too much fun zip around making close-in pylon tums stall tums quick stops about anything else Ive wanted guess next challenge Cricket will try floats available Most weaknesses concerned about assembled Cricket over year ago havent shown up As saw tail rotor drive should have created problem nowit hasnt failed teeter spring could have problemit wasnt engine could have run hotit did changed fuel mix everything seems fine have very pleasantly surprised Cricket has great back-up fun machine Ive able throw car use keep up flying time Since has apparently Cricket column thought Id close some com ments Bob Mosher Bob writes would appreciate info mod Baron 20 mixer cannot furnish please let know can obtain same way since seem enjoy Cricket much consider modifying H300 configuration original Crickets No 19 well worn modified H300 John Gorhams kits slightly heavier ways flies better aerobatic John ever gets decals it will look better E CHEROKEE Favorite Eng45-5U Area754 s in4 Channel Send $075 latest price list literature Quality RIC Products Since 1960 VK MODEL AIRCRAFT CO 4350 Arondale Dr Williamsville NY 14221 Phone 716 632-4838 158 Model Aviation RLF PRODUCTS Sailplane Launching Equipment Pay Less ruiuier Information Send Self-Addressed Stamped Envelope RLF Products 812 723-4310 R 3 Box 178 Paoli IN 47454 split 750 mAh pack radio gear will fit under seat foam rubber shock mount ing 1 also find Silver Seven two-stick trans mitter great choppers PS Im still flying Cricket No 2 new fast paddles short barmakes wild Well wear out Cricket might give Hughes modification try think Ill try keeping flying long Regarding Baron 20 mixer did drop ball since friend Bailey Harris didnt pursue plans Ill try again later column after flying Baron bit See next month Dave Chesney PO Box /66 12 Greensboro NC 27406 RC Pylon Racing/Hager Continued page 59 sport plane Sailplane no way will stand up vibrations tremendous stresses exerted used Pylon Racer Come guys lets sacrifice safety ounce weight Attention QM F-i Fliers Hey guys its rules-change time think ought take special notice results RC Contest Board Initial Vote reported March 1983 issue Model Aviation page 110 thats Competition Newsletter section seven rules change proposals dealing Pylon have passed initial vote three RC-84-4 RC-84-28 RC-84-29 opinion reflect desires Pylon Racing fraternity general know dont reflect thinking NMPRA special interest group Pylon Racing Proposal RC-84-4 authored Horrace Cain pertains alternate scoring system other two proposals authored R Wilson would require mufflers tuned pipes Quarter Midget Formula might keep eye rules change business Competition Newsletter see Cross-Proposals have submitted would impact Pylon event wont too long September 1983 exact until RC Contest Board makes its Final Vote pro posals pass theyll official rules starting 1984 Whether youre against Id advise write AMA district RC Contest Board member dis trict Vice-President too let him know feelings Pylon Racing rules proposals can make voice heard OGIANT SCALE KITS AND SEMI KITS CLEAR WHITE PINE STOCK SIZES 1/4 SCALE DUMMY RADIAL MOTORS CUSTOM KIT CUTTING SERVICE GIANT SCALE BLUE PRINTS BIG IS BETTER SEND $200 FOR OUR NEW CATALOG will some good district RC Contest Board member supposed vote accordance desires modelers district may personally feel about proposal NMPRA will also make its opinions known RC Contest Board believe rules af fecting specific class type competition like Pylon Racingshould reflect desires active competitors Im fond rules pro posals coming outside However AMA very democratic organization anyone entitled propose rules change RMcM Enough said month want sup port Racing should join NMPRAdo today Send dues $1 8/year Gary McPike 28925 Parkheath Dr Agoura CA 91301 See next month Bill Hager 706 Glen Haven Dr Conroe TX 77302 RC Soaring/Pruss Continued page 61 top view note closely inboard wing Theres good reason this par ticular model Normally other models spoilers outboard turbulence spoilers create doesnt turn disturb airflow over horizontal stab because force arrangement GAMMA found higher angles attack wingwash rendered stab ineffective slower airspeeds mov ing spoilers inboard actuated now actually turbulate airflow over stab stab found effective lower approach speeds other three-view PIRANHA Some details given last months column Note full-span flaps used mainly change airfoil shape different F3B tasks wing feature taken lightly nor answer new designs As mentioned last month designers thought winner paper PIRANHA winner became shark-by-the-tail airborne Small flap changers gave fliers feeling entirely new Sailplane whenever small flap changes made Over two years later fliers finally getting bird behave way supposed paper flaps 25% chord can positioned throughout range zero degrees minus six degrees thats six degrees above neutral Spoilers also used shown Condnuedon page 162 PEANUT SCALE MODELS 1PIETENPOL V PIPER CUB ANDRESON MUSTANGLACEY M-I0 Kite $595 MILES M-18 DRUINE COUGAR GiPSY MOTH GANAGOBIE Ribbr PoweredSPORT MODELS -BABY ACE$649 ONE NITE 28$695 ONE NilE 16$595 PRAIRIE BIRD 4STRINGLESS$495 KIT $595PECK ROG$195 RADIO BLIMPS CONTROLLED ond 13 FOOT LONGKITS OR READY TO FLY NOW IN THREE COLORS GRAY ORANGE ond YELLOW LOW PRICES ITEMS CTLOO Seo EamFe PHONE ttitt 442-4636 tOil 469-8615 BOX 2498 -MA ESA CA 92041 May1983 159 ENGINES S SSORIES Let us update old engines Sales repair services WE ALSO FEATURE OR CUSTOM CUT K COITIOLINI TEND PROFILE0COMBA 70RA T WIDE & NARROW WEDGE 75 -- 6 oz Capacities INIFLOW & TINDD Cutrn Dliii Fil Ingredients detailed brochure50C stamps/check oni CAROLINA-TAFFI N DER 8345 Delhi Road Charleston Hgts SC 29405 803553-7169 3TEARMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96 Span 2 Scale 60 Engines 64 Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red