Shipping Handling Send $180 latest Up $000 add $150 catalogue copy $801 $2000 add $225will Sent free $2001 $4500 add $300upon request $4501 $7000 add $350an order over $7000 add $400 HOBBY H RN CA Addressees add 6% fo PO Box 3004 Stale sales las. Send MO Seal Beach Ca 00740 Check Visa/MC 0-EXP 714 0040223 [mornings best recorderCODEaacl Chg--$100 Hdl activates after 4 ringsi * MOST STREAMLINED * COOL RUNNING * COMPUTED FOR YOUR ENGINE * NOTHING TO ADJUST * NO STRAPS NT FALL OFF * TAPPED FOR MUFFLER PRESSURE * LIGHT WEIGHT. 19 - 46 size approx 3/4 oz 50 90 size approx 1-1/2 oz * PROVEN IN NATIONAL COMPETITION LOWEST POWER LOSS PRICE $2000 POSTAGE & HANDLING 0 OHIO RESIDENTS ADOL SALES TAX 0 K & B 40 BAFFLE ADAPTERS AVAILABLE AND STILL NO UNSIGHTLY STRAPS ONLY $200 ADDITIONAL Xetters t dd letters will carefully considered general interest used Send ModelAviation 815 15th St NW Washington DC 20005 Ive having very little success Cyano acrylate glues small stICk-aI3d-paperor micro film models doesnt seem work framework 1/32 sq balsa though works fine larger jobs Ive tried Jet Hot Stuff technique Im missing Can explain Am enclosing photo Bob Nelitz smoking pipe V-scale J-3 Cub seen action Scale 80 Ottawa huge Cub thrill see air looking indistinguishable real thing soundingiust realistic Quadra powered believe flight ground Tremendous detail including complete engine rigging pinked rib-tape rib stitching Takeoffs short steep loops lazy low over concrete runwayeach time seeming too low hung big wings like parachute never really danger magic its size fully appreciated until grows speck sky full proportionsthen seems keep growing beyond point should have stopped Stephen Drake Beaconsfield Que Can posed Mr Drakes problem/question Mr Hot Stuff Bob Hunter indicates two possibilities concerning failure small Indoor model parts bond properly cyanoacrylates entirely too much glue being used flooding joint preventing proper bond suggests put drop cyanoacrylate scrap piece metal such can someplace wont get elbow take needle andput point drop transfer tiny droplet needlepoint balsa joined Another possibility Indoor wood old has picked up oily film prevents bonding cure Hunter says put Indoor wood small box add quarter teaspoon baking soda close lid shake distribute baking soda throughout says film baking soda will overcome effects oily Get MA have unable locate magazine newsstands hobby shops near since mid1979 has great disappointment publication gives significant space non-Radio Control flying large gap between beginning flier contest expert best filled articles designs regular columns also publication lists clubs contests usual advice about getting club names local hobby shops impractical shops am familiar give scant space model aviation itself much less clubs contests As am no longer able find publication would appreciate sending subscription information along information regarding membership AMA would also like listing available full-size plans model aircraft appearing magazine Thank assistance G Byron Work Lanodowne PA MA sold currently ongeneralnewsstands sold hobby shops throughout country Dealers particpating MAs resale plan can getfullparticulars MA Business Editorial Offices Attn Ms John nie Shopley gives good return no risk Subscrption MA membershi $16 per year better arrangement think subscription AMA membershimo $25 adults Open $1550 Seniors $l3forJuniors See application somewhere issue Lists ofMAfull-sizeplans still Continued page 126 6 Model Aviation Hatt H0 OLD TIMER KITS Full Partial Kits Midway Model Co --Full Partial Kils Old Timer B/C--Full Kits-- 15 15 Engines 1930 Powerhouse 50 Span 2 3 ch R/C $3596 1030 Air Trails Sportster 50 Span 23 ch $3506 Rib Tip & Foroer Kits--Machine Cot/Sanded 1036 Flying Quaker 84 R/CFF Flan lncl$2t50 1937 Quaker Flash 67 R/C-FF Plan Inc 01750 1937 Long Cabin 70 Span Plan Included $2000 [Cowing Soon 1941 Flybaby 148 1035 NO 1120] REPLICA OLD TIMERS 020 Engines 1940Mercury lScientifics 36 FF/lchR/C$1305 1937Super Buccaneer 36 FF ich RIG$1405 1941Request Eblings 20 Span FF$129S 1933 Miss America 36 FF leb Pulse R/C$t20$ 4Ra Models--Full Kits--Gas Rubber 1040Baby Buatard Bombshell 26 020$1203 1039Korda Wakefield 44 Cabin Rubber$1495 1041Climber Lambs 44 Slick Rubber$1495 RIB Models--Full Kit- 045- 00--FF RIG 1941 Simplex 40 Span 2/3 Orig Site $1076 Flyline Models--Full Kit-- 070 Replica 1937 Quaker Flash 34 FF/lch pulse R/C $1436 P & W Semi Kits Machine Cut Ports 1036 Buccaneer 04 Span Plan Eatra $1550 1935 Miss America 04 Span Plan Extra $2000 1030 Trenton Terror 72 Span Plan Extra $1200 1930 Mercury 72 Span Plan Extra $1750 lPlansBuc$450 StAm$4 Trenlon$3 50 Merc$41 BOOKS ON OLD TIMERS Anlique Old Timer Model Air Croft $1300 Air Age Gas Models MAN reprints $395 ELECTRIC SYSTEMS AND KITS 1 Aslro 05 System $5995 [SPEClALooo~oas$4496] 2 Astro Rapid Charger $2095 ISPECIAL05$23961 3 Astro Sport Kit 05 $2405 [SPECIAL0 $1071] COMBO 1263 sbove$11405 Ret COIJBO $0000 FREE FLIOHT KITS--Sport Sacle Ram Rod 250 ISig 40 Span Gas 91105 AVRO Triplane B/N 32 PP Scale 020s 01345 Fleet lOB Finch RIB 20 FF 020/Rubber $1346 Satellite 320 4Ks pan 9A Oat 91495 Viking ICO 40 Span Gas $945 Phantom Fury IComell 32 Oman R,hher $390 ROBERT UNDER 85dbfeet MUFFL Cyanoacrylates Small Pieces film allow bonding thanks interesting comments picture J-3 Cub Bob Nelitz Its no wonder Cub highly detailed Nelitz aformerRC Scale World Champion 1976 winner Chipmunk presented MA andfull-size plans No 192 available $9 ROBERT PAUL PREPAID CHECK OR 1462 ORCHARD GROVE MONEY ORDER TO LAKEWOOD OHIO 44107 IS New Westchester County Center White Plains York Dont miss 13th annual show Itll biggest best ever Keep next last weekend February open. 1981 WRAMs Show going larg est yet Well over 150 manu facturers other exhibiters have already signed up bring everything thats new hobby. kits engines radios accessories everything between famous Swap Shop will full operation thousands items including built-up planes almost new radios engines on something just about everyone Static Competition Make sure latest creation finished up polished youll have chance take home dozens trophies offered events ww POST 51W IMltvy POST 5151 lNOv-MlIuryI PATTERN SPORT BIPLANE OLO TIMERS SPORT PYLON GLIOE B S HELICOPTERS SCALER C BOATS RACiNOB CBOATS STANOOPP SCALE JUNIOR EVENTS B CCARS BE STN 5 HOW Judging takes place Sunday afternoon Entries accepted until 12 Noon Sunday SWAP SHOP WRAMs Swap Shop has become major show attractions thousands mdi vidual Items changing handsTo help elIminate registration crush 1981 Swap Shop will provide tor pre registratIon forms receive forms send self-addressed stamped envelope John Isbister 4 Devon Rd Larchmont NY 10528 SPECIAL NOTE Because ot increased volume items being brought Swap Shop combined space limita tions oniy built-up model will accepfed Swap Shop registrant further information write Larry OiRubho t67 LIndsey Ave. Buchanan NY 10511 914 739-2827 WESICCESTER RADIO AEROMODELERS INC February 21/22 Weicvesie cv,, ce,e cenIraII Iocaied nine ciy oi inv,OPa,s N Yaiiherne,cionoi Ri ii9 ceniral PaSA. Bon B, Panhay Wflie pIans n ,si22rnIsnnnnifloiNvc scratch-building kits models available Chapall Model Products Box 441 Ridgely MD 21660 two trainers presently $2995 plus $250 postage handling advanced sport models will follow soon cost everything going up construction method can give modeler less too have licked two problems some folks object diamond foils acceptable Riley Wooten old Combat king used some purists dont like sharp line along high-camber point really ought let deter since foam-core board brittle OK reinforced must used flats bending cracks Weve got licked can roll foam-core board quite easily airfoil wish curved fuselage bellies etc concept RC trainer does have hand-launched taken-offlittle wheels small ships dont well So first using various diameter rods potes thick wooden curtain pole best rolled foamcore like pizza crust does compress bit remains quite strong does crack retains curve thus ideal perplexing 10AM 6 PM curved top wing baffles guys use cardboard Use flat foam-core bottom wingyou dont need spars just wood leading edge maybe TE too can shaped sanded maybe too can rolled practice one-piece wing just few ribsala Walkers old Fireball nose-mounted engine opted low start launching short monofilament line very short piece rubber strand maybe 10 feet foot being rubber position ship five 10 feet air launching arc allows towline drop series small vertical brass tubes belly allows adjustment ship engine running correct post-launch attitude ready steered Drive stake ground walk crate around until faced wind have half-size version made sheet balsa no engine just hand glide tests check configuration plane vastly scaled down version endur ance effort RC Rosenstock around 1960 excellent flying machine exciting concept rusts cavort QuarterScale models Foam-core great ribs fuselage sides thin wood longerons needed small jobs critical cross pieces Use white glue want roll larger-span panels use two people long pole Herb Clukey tried nighteasy fast durable As Chapis suggests possibilities brightjust waiting Note MA has afoam-coare RC trainer construction project coming up very soon Electric Spitfire Guys successfully electric go ape mention can Simple story begins some years back Don Srulls son Mark made 6-ft lightweight RC scaled up Earl Stahl rubber model plans Incidentally Earl wing too far forward Mono Koted spray-painted old 23 cruises well retarded real Ghost-Scaler Combining forces Donwho did work dont catch old Bill sweating muchwe stalled Astro Flight 15 belt drive 13-8 heavy electric stuff big Spitter comes less 5 pounds has area match Bob Bouchers tough loading parameters Electric Scale barely missed loading 6-ft Porterfield Kopskis 6-ft J-3 see last issue Since have two receivers Airtronics XL used miniature XL servos something else since servo reversing allows us match X-mitter ship ship Advanced stick full throttle middle position cruise power back shut-off system fused Astros on-off-cruise control tiny thing allows sorts cruise combinations shutting off turning air shooting high long flights event ground mishap can shut off radio before damage done motor battery Taxiing wind machine around basement has unflap pable ancient excited indeed Weather permit ting just may have great news next month Wish us luck Other urges test sheet-balsa flying wing gliders future RC Like delta have major assembly instead three years wanted build mass little ROGswings deltas parasols bipesevery thing flying circus Unimaginable fun Some times simple things make happier Thanks guys tremendous inputwell get around answering everybody badger poor publisher space maga zine isnt made rubber Bill Winter 4330Alta Vizta Dr. Fairfax VA 22030 Letters Editor Continued page 6 free just enclose pre-addressed stamped business-size envelope request New Dimension RC Flight recent trend toward adoption symmet rical airfoil aerobatic aircraft nice practical design pilot flies up-side down often right-side up also answers novices common question response being told airfoil inherently designed provide lift upper surface means flight Bernoullis Theorem possible fly up side down However flight thus attained tilting whole airframe order achieve positive angle attack wing chord mode thrust angle also increased above direc 1 26 Model Aviation SHOW 81 WST8vNn n,cTvi iNC nNn lFWO TWENTY- SEVENTH ANN UAL RADIO CONTROL EXPOSITION DO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 10 11 &12 1981 FRIDAY 9am-6pmSATURDAY 9am-6pm SUNDAY 9am- 430pm presented WEAK SIGNALS R/C CLUB PO BOX 5772 TOLEDO OHIO 43613 WATCH F0RFMake youra Diesel N EW ASTRD STAND 40-BR PLANES IIIAND ASTRO PAINT STAND M 1/tA 1/4 Scale PowerUltra light durable stands far holding fuselage UMore Usable Power Greater Economywing painting holding plane up off Send 4O & Stamped Addressed Envelope ground tuning engine pits /s Scale Aatro mmealer Inquiry InvitedII stands also Write call DavisDevelopment Inc II 3242wsl RUSH MODEL PRODUCTS ElD1DieselCacts naad PhaauiAZg5o2g 0 BOZ 8R3-2115 ~jUBOX 141 MilfardCT 06460 DEALER INGUInIES INVITED J tion flight would seem symmetrical airfoil may open up whole new option aircraft control maneuverability aerobatic plane creative courageous pilot option would mount wing could rotate axis located along spar wing about d configuration angle attack could increased thrust still directly ward providing direct level vertical lift another possible examples elevator could used nose plan thrust very high upward wing rotated downward relative aircraft still upward relative ground flightpath enabling slow flight bird-like landings Note also no ailerons would needed wings could operated together opposition relative other Hence no further controls needed total whole new dimension may available maneuverability J M Chamberlin Pensacola FL Are creative types out would interested giving try Wed interested results Start RC have reading Model Aviation since September 1980 would like say really enjoy Before started readingModelAviation little interest RC since interest has grown have question Could recommend area should start have trouble deciding conclude letter would like say two things Thank encouraging interest printing such great magazine Ty Conard Chicago IL What kind RC modeling get think depends upon what kind modeling background person already has also kind ofRC modeling being done guys may able assist instance f modeling far has Free Flight might quite naturalfor first RC experiences Sailplanes Sailplane apower podor might tame sport-type high-wing trainer other point its much easier successful something help and/or advice available someone already involved Naturally theres benefit starting type ofmodel recommended people giving assistance way meet modelers can help advise joining club Listings AMA Clubs printed June July 1980 MA issues Reprints available AMA HQ enclose pre-addressed stamped busi ness-size envelope might visit nearby RCflyingfiel4 strike up conversations fliers SAM Champs Revisited flew Rubber Cabin Stick intlie recent SAM Champs found article event 1-IENDERTOOI%I 77 ii November 1980 MA very interesting first contest 25 years Ive never fun As Stick models being one-design thats quite Both Cabin Stick entries 1936 versions yes free-wheeling propeller ships built exactly shown Zaics 1937 Yearbook page 13 except addition dethermalizer rear rubber peg Both ships flown between 830 1000 am dead air got strictly own merits can advise readers old freewheelers better youd expect Jerry Nolin Fairbom OH IWhen writing advertisers mention reed about Model Aviation March 1981 127 0
Edition: Model Aviation - 1981/03
Page Numbers: 6, 126, 127
Shipping Handling Send $180 latest Up $000 add $150 catalogue copy $801 $2000 add $225will Sent free $2001 $4500 add $300upon request $4501 $7000 add $350an order over $7000 add $400 HOBBY H RN CA Addressees add 6% fo PO Box 3004 Stale sales las. Send MO Seal Beach Ca 00740 Check Visa/MC 0-EXP 714 0040223 [mornings best recorderCODEaacl Chg--$100 Hdl activates after 4 ringsi * MOST STREAMLINED * COOL RUNNING * COMPUTED FOR YOUR ENGINE * NOTHING TO ADJUST * NO STRAPS NT FALL OFF * TAPPED FOR MUFFLER PRESSURE * LIGHT WEIGHT. 19 - 46 size approx 3/4 oz 50 90 size approx 1-1/2 oz * PROVEN IN NATIONAL COMPETITION LOWEST POWER LOSS PRICE $2000 POSTAGE & HANDLING 0 OHIO RESIDENTS ADOL SALES TAX 0 K & B 40 BAFFLE ADAPTERS AVAILABLE AND STILL NO UNSIGHTLY STRAPS ONLY $200 ADDITIONAL Xetters t dd letters will carefully considered general interest used Send ModelAviation 815 15th St NW Washington DC 20005 Ive having very little success Cyano acrylate glues small stICk-aI3d-paperor micro film models doesnt seem work framework 1/32 sq balsa though works fine larger jobs Ive tried Jet Hot Stuff technique Im missing Can explain Am enclosing photo Bob Nelitz smoking pipe V-scale J-3 Cub seen action Scale 80 Ottawa huge Cub thrill see air looking indistinguishable real thing soundingiust realistic Quadra powered believe flight ground Tremendous detail including complete engine rigging pinked rib-tape rib stitching Takeoffs short steep loops lazy low over concrete runwayeach time seeming too low hung big wings like parachute never really danger magic its size fully appreciated until grows speck sky full proportionsthen seems keep growing beyond point should have stopped Stephen Drake Beaconsfield Que Can posed Mr Drakes problem/question Mr Hot Stuff Bob Hunter indicates two possibilities concerning failure small Indoor model parts bond properly cyanoacrylates entirely too much glue being used flooding joint preventing proper bond suggests put drop cyanoacrylate scrap piece metal such can someplace wont get elbow take needle andput point drop transfer tiny droplet needlepoint balsa joined Another possibility Indoor wood old has picked up oily film prevents bonding cure Hunter says put Indoor wood small box add quarter teaspoon baking soda close lid shake distribute baking soda throughout says film baking soda will overcome effects oily Get MA have unable locate magazine newsstands hobby shops near since mid1979 has great disappointment publication gives significant space non-Radio Control flying large gap between beginning flier contest expert best filled articles designs regular columns also publication lists clubs contests usual advice about getting club names local hobby shops impractical shops am familiar give scant space model aviation itself much less clubs contests As am no longer able find publication would appreciate sending subscription information along information regarding membership AMA would also like listing available full-size plans model aircraft appearing magazine Thank assistance G Byron Work Lanodowne PA MA sold currently ongeneralnewsstands sold hobby shops throughout country Dealers particpating MAs resale plan can getfullparticulars MA Business Editorial Offices Attn Ms John nie Shopley gives good return no risk Subscrption MA membershi $16 per year better arrangement think subscription AMA membershimo $25 adults Open $1550 Seniors $l3forJuniors See application somewhere issue Lists ofMAfull-sizeplans still Continued page 126 6 Model Aviation Hatt H0 OLD TIMER KITS Full Partial Kits Midway Model Co --Full Partial Kils Old Timer B/C--Full Kits-- 15 15 Engines 1930 Powerhouse 50 Span 2 3 ch R/C $3596 1030 Air Trails Sportster 50 Span 23 ch $3506 Rib Tip & Foroer Kits--Machine Cot/Sanded 1036 Flying Quaker 84 R/CFF Flan lncl$2t50 1937 Quaker Flash 67 R/C-FF Plan Inc 01750 1937 Long Cabin 70 Span Plan Included $2000 [Cowing Soon 1941 Flybaby 148 1035 NO 1120] REPLICA OLD TIMERS 020 Engines 1940Mercury lScientifics 36 FF/lchR/C$1305 1937Super Buccaneer 36 FF ich RIG$1405 1941Request Eblings 20 Span FF$129S 1933 Miss America 36 FF leb Pulse R/C$t20$ 4Ra Models--Full Kits--Gas Rubber 1040Baby Buatard Bombshell 26 020$1203 1039Korda Wakefield 44 Cabin Rubber$1495 1041Climber Lambs 44 Slick Rubber$1495 RIB Models--Full Kit- 045- 00--FF RIG 1941 Simplex 40 Span 2/3 Orig Site $1076 Flyline Models--Full Kit-- 070 Replica 1937 Quaker Flash 34 FF/lch pulse R/C $1436 P & W Semi Kits Machine Cut Ports 1036 Buccaneer 04 Span Plan Eatra $1550 1935 Miss America 04 Span Plan Extra $2000 1030 Trenton Terror 72 Span Plan Extra $1200 1930 Mercury 72 Span Plan Extra $1750 lPlansBuc$450 StAm$4 Trenlon$3 50 Merc$41 BOOKS ON OLD TIMERS Anlique Old Timer Model Air Croft $1300 Air Age Gas Models MAN reprints $395 ELECTRIC SYSTEMS AND KITS 1 Aslro 05 System $5995 [SPEClALooo~oas$4496] 2 Astro Rapid Charger $2095 ISPECIAL05$23961 3 Astro Sport Kit 05 $2405 [SPECIAL0 $1071] COMBO 1263 sbove$11405 Ret COIJBO $0000 FREE FLIOHT KITS--Sport Sacle Ram Rod 250 ISig 40 Span Gas 91105 AVRO Triplane B/N 32 PP Scale 020s 01345 Fleet lOB Finch RIB 20 FF 020/Rubber $1346 Satellite 320 4Ks pan 9A Oat 91495 Viking ICO 40 Span Gas $945 Phantom Fury IComell 32 Oman R,hher $390 ROBERT UNDER 85dbfeet MUFFL Cyanoacrylates Small Pieces film allow bonding thanks interesting comments picture J-3 Cub Bob Nelitz Its no wonder Cub highly detailed Nelitz aformerRC Scale World Champion 1976 winner Chipmunk presented MA andfull-size plans No 192 available $9 ROBERT PAUL PREPAID CHECK OR 1462 ORCHARD GROVE MONEY ORDER TO LAKEWOOD OHIO 44107 IS New Westchester County Center White Plains York Dont miss 13th annual show Itll biggest best ever Keep next last weekend February open. 1981 WRAMs Show going larg est yet Well over 150 manu facturers other exhibiters have already signed up bring everything thats new hobby. kits engines radios accessories everything between famous Swap Shop will full operation thousands items including built-up planes almost new radios engines on something just about everyone Static Competition Make sure latest creation finished up polished youll have chance take home dozens trophies offered events ww POST 51W IMltvy POST 5151 lNOv-MlIuryI PATTERN SPORT BIPLANE OLO TIMERS SPORT PYLON GLIOE B S HELICOPTERS SCALER C BOATS RACiNOB CBOATS STANOOPP SCALE JUNIOR EVENTS B CCARS BE STN 5 HOW Judging takes place Sunday afternoon Entries accepted until 12 Noon Sunday SWAP SHOP WRAMs Swap Shop has become major show attractions thousands mdi vidual Items changing handsTo help elIminate registration crush 1981 Swap Shop will provide tor pre registratIon forms receive forms send self-addressed stamped envelope John Isbister 4 Devon Rd Larchmont NY 10528 SPECIAL NOTE Because ot increased volume items being brought Swap Shop combined space limita tions oniy built-up model will accepfed Swap Shop registrant further information write Larry OiRubho t67 LIndsey Ave. Buchanan NY 10511 914 739-2827 WESICCESTER RADIO AEROMODELERS INC February 21/22 Weicvesie cv,, ce,e cenIraII Iocaied nine ciy oi inv,OPa,s N Yaiiherne,cionoi Ri ii9 ceniral PaSA. Bon B, Panhay Wflie pIans n ,si22rnIsnnnnifloiNvc scratch-building kits models available Chapall Model Products Box 441 Ridgely MD 21660 two trainers presently $2995 plus $250 postage handling advanced sport models will follow soon cost everything going up construction method can give modeler less too have licked two problems some folks object diamond foils acceptable Riley Wooten old Combat king used some purists dont like sharp line along high-camber point really ought let deter since foam-core board brittle OK reinforced must used flats bending cracks Weve got licked can roll foam-core board quite easily airfoil wish curved fuselage bellies etc concept RC trainer does have hand-launched taken-offlittle wheels small ships dont well So first using various diameter rods potes thick wooden curtain pole best rolled foamcore like pizza crust does compress bit remains quite strong does crack retains curve thus ideal perplexing 10AM 6 PM curved top wing baffles guys use cardboard Use flat foam-core bottom wingyou dont need spars just wood leading edge maybe TE too can shaped sanded maybe too can rolled practice one-piece wing just few ribsala Walkers old Fireball nose-mounted engine opted low start launching short monofilament line very short piece rubber strand maybe 10 feet foot being rubber position ship five 10 feet air launching arc allows towline drop series small vertical brass tubes belly allows adjustment ship engine running correct post-launch attitude ready steered Drive stake ground walk crate around until faced wind have half-size version made sheet balsa no engine just hand glide tests check configuration plane vastly scaled down version endur ance effort RC Rosenstock around 1960 excellent flying machine exciting concept rusts cavort QuarterScale models Foam-core great ribs fuselage sides thin wood longerons needed small jobs critical cross pieces Use white glue want roll larger-span panels use two people long pole Herb Clukey tried nighteasy fast durable As Chapis suggests possibilities brightjust waiting Note MA has afoam-coare RC trainer construction project coming up very soon Electric Spitfire Guys successfully electric go ape mention can Simple story begins some years back Don Srulls son Mark made 6-ft lightweight RC scaled up Earl Stahl rubber model plans Incidentally Earl wing too far forward Mono Koted spray-painted old 23 cruises well retarded real Ghost-Scaler Combining forces Donwho did work dont catch old Bill sweating muchwe stalled Astro Flight 15 belt drive 13-8 heavy electric stuff big Spitter comes less 5 pounds has area match Bob Bouchers tough loading parameters Electric Scale barely missed loading 6-ft Porterfield Kopskis 6-ft J-3 see last issue Since have two receivers Airtronics XL used miniature XL servos something else since servo reversing allows us match X-mitter ship ship Advanced stick full throttle middle position cruise power back shut-off system fused Astros on-off-cruise control tiny thing allows sorts cruise combinations shutting off turning air shooting high long flights event ground mishap can shut off radio before damage done motor battery Taxiing wind machine around basement has unflap pable ancient excited indeed Weather permit ting just may have great news next month Wish us luck Other urges test sheet-balsa flying wing gliders future RC Like delta have major assembly instead three years wanted build mass little ROGswings deltas parasols bipesevery thing flying circus Unimaginable fun Some times simple things make happier Thanks guys tremendous inputwell get around answering everybody badger poor publisher space maga zine isnt made rubber Bill Winter 4330Alta Vizta Dr. Fairfax VA 22030 Letters Editor Continued page 6 free just enclose pre-addressed stamped business-size envelope request New Dimension RC Flight recent trend toward adoption symmet rical airfoil aerobatic aircraft nice practical design pilot flies up-side down often right-side up also answers novices common question response being told airfoil inherently designed provide lift upper surface means flight Bernoullis Theorem possible fly up side down However flight thus attained tilting whole airframe order achieve positive angle attack wing chord mode thrust angle also increased above direc 1 26 Model Aviation SHOW 81 WST8vNn n,cTvi iNC nNn lFWO TWENTY- SEVENTH ANN UAL RADIO CONTROL EXPOSITION DO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 10 11 &12 1981 FRIDAY 9am-6pmSATURDAY 9am-6pm SUNDAY 9am- 430pm presented WEAK SIGNALS R/C CLUB PO BOX 5772 TOLEDO OHIO 43613 WATCH F0RFMake youra Diesel N EW ASTRD STAND 40-BR PLANES IIIAND ASTRO PAINT STAND M 1/tA 1/4 Scale PowerUltra light durable stands far holding fuselage UMore Usable Power Greater Economywing painting holding plane up off Send 4O & Stamped Addressed Envelope ground tuning engine pits /s Scale Aatro mmealer Inquiry InvitedII stands also Write call DavisDevelopment Inc II 3242wsl RUSH MODEL PRODUCTS ElD1DieselCacts naad PhaauiAZg5o2g 0 BOZ 8R3-2115 ~jUBOX 141 MilfardCT 06460 DEALER INGUInIES INVITED J tion flight would seem symmetrical airfoil may open up whole new option aircraft control maneuverability aerobatic plane creative courageous pilot option would mount wing could rotate axis located along spar wing about d configuration angle attack could increased thrust still directly ward providing direct level vertical lift another possible examples elevator could used nose plan thrust very high upward wing rotated downward relative aircraft still upward relative ground flightpath enabling slow flight bird-like landings Note also no ailerons would needed wings could operated together opposition relative other Hence no further controls needed total whole new dimension may available maneuverability J M Chamberlin Pensacola FL Are creative types out would interested giving try Wed interested results Start RC have reading Model Aviation since September 1980 would like say really enjoy Before started readingModelAviation little interest RC since interest has grown have question Could recommend area should start have trouble deciding conclude letter would like say two things Thank encouraging interest printing such great magazine Ty Conard Chicago IL What kind RC modeling get think depends upon what kind modeling background person already has also kind ofRC modeling being done guys may able assist instance f modeling far has Free Flight might quite naturalfor first RC experiences Sailplanes Sailplane apower podor might tame sport-type high-wing trainer other point its much easier successful something help and/or advice available someone already involved Naturally theres benefit starting type ofmodel recommended people giving assistance way meet modelers can help advise joining club Listings AMA Clubs printed June July 1980 MA issues Reprints available AMA HQ enclose pre-addressed stamped busi ness-size envelope might visit nearby RCflyingfiel4 strike up conversations fliers SAM Champs Revisited flew Rubber Cabin Stick intlie recent SAM Champs found article event 1-IENDERTOOI%I 77 ii November 1980 MA very interesting first contest 25 years Ive never fun As Stick models being one-design thats quite Both Cabin Stick entries 1936 versions yes free-wheeling propeller ships built exactly shown Zaics 1937 Yearbook page 13 except addition dethermalizer rear rubber peg Both ships flown between 830 1000 am dead air got strictly own merits can advise readers old freewheelers better youd expect Jerry Nolin Fairbom OH IWhen writing advertisers mention reed about Model Aviation March 1981 127 0
Edition: Model Aviation - 1981/03
Page Numbers: 6, 126, 127
Shipping Handling Send $180 latest Up $000 add $150 catalogue copy $801 $2000 add $225will Sent free $2001 $4500 add $300upon request $4501 $7000 add $350an order over $7000 add $400 HOBBY H RN CA Addressees add 6% fo PO Box 3004 Stale sales las. Send MO Seal Beach Ca 00740 Check Visa/MC 0-EXP 714 0040223 [mornings best recorderCODEaacl Chg--$100 Hdl activates after 4 ringsi * MOST STREAMLINED * COOL RUNNING * COMPUTED FOR YOUR ENGINE * NOTHING TO ADJUST * NO STRAPS NT FALL OFF * TAPPED FOR MUFFLER PRESSURE * LIGHT WEIGHT. 19 - 46 size approx 3/4 oz 50 90 size approx 1-1/2 oz * PROVEN IN NATIONAL COMPETITION LOWEST POWER LOSS PRICE $2000 POSTAGE & HANDLING 0 OHIO RESIDENTS ADOL SALES TAX 0 K & B 40 BAFFLE ADAPTERS AVAILABLE AND STILL NO UNSIGHTLY STRAPS ONLY $200 ADDITIONAL Xetters t dd letters will carefully considered general interest used Send ModelAviation 815 15th St NW Washington DC 20005 Ive having very little success Cyano acrylate glues small stICk-aI3d-paperor micro film models doesnt seem work framework 1/32 sq balsa though works fine larger jobs Ive tried Jet Hot Stuff technique Im missing Can explain Am enclosing photo Bob Nelitz smoking pipe V-scale J-3 Cub seen action Scale 80 Ottawa huge Cub thrill see air looking indistinguishable real thing soundingiust realistic Quadra powered believe flight ground Tremendous detail including complete engine rigging pinked rib-tape rib stitching Takeoffs short steep loops lazy low over concrete runwayeach time seeming too low hung big wings like parachute never really danger magic its size fully appreciated until grows speck sky full proportionsthen seems keep growing beyond point should have stopped Stephen Drake Beaconsfield Que Can posed Mr Drakes problem/question Mr Hot Stuff Bob Hunter indicates two possibilities concerning failure small Indoor model parts bond properly cyanoacrylates entirely too much glue being used flooding joint preventing proper bond suggests put drop cyanoacrylate scrap piece metal such can someplace wont get elbow take needle andput point drop transfer tiny droplet needlepoint balsa joined Another possibility Indoor wood old has picked up oily film prevents bonding cure Hunter says put Indoor wood small box add quarter teaspoon baking soda close lid shake distribute baking soda throughout says film baking soda will overcome effects oily Get MA have unable locate magazine newsstands hobby shops near since mid1979 has great disappointment publication gives significant space non-Radio Control flying large gap between beginning flier contest expert best filled articles designs regular columns also publication lists clubs contests usual advice about getting club names local hobby shops impractical shops am familiar give scant space model aviation itself much less clubs contests As am no longer able find publication would appreciate sending subscription information along information regarding membership AMA would also like listing available full-size plans model aircraft appearing magazine Thank assistance G Byron Work Lanodowne PA MA sold currently ongeneralnewsstands sold hobby shops throughout country Dealers particpating MAs resale plan can getfullparticulars MA Business Editorial Offices Attn Ms John nie Shopley gives good return no risk Subscrption MA membershi $16 per year better arrangement think subscription AMA membershimo $25 adults Open $1550 Seniors $l3forJuniors See application somewhere issue Lists ofMAfull-sizeplans still Continued page 126 6 Model Aviation Hatt H0 OLD TIMER KITS Full Partial Kits Midway Model Co --Full Partial Kils Old Timer B/C--Full Kits-- 15 15 Engines 1930 Powerhouse 50 Span 2 3 ch R/C $3596 1030 Air Trails Sportster 50 Span 23 ch $3506 Rib Tip & Foroer Kits--Machine Cot/Sanded 1036 Flying Quaker 84 R/CFF Flan lncl$2t50 1937 Quaker Flash 67 R/C-FF Plan Inc 01750 1937 Long Cabin 70 Span Plan Included $2000 [Cowing Soon 1941 Flybaby 148 1035 NO 1120] REPLICA OLD TIMERS 020 Engines 1940Mercury lScientifics 36 FF/lchR/C$1305 1937Super Buccaneer 36 FF ich RIG$1405 1941Request Eblings 20 Span FF$129S 1933 Miss America 36 FF leb Pulse R/C$t20$ 4Ra Models--Full Kits--Gas Rubber 1040Baby Buatard Bombshell 26 020$1203 1039Korda Wakefield 44 Cabin Rubber$1495 1041Climber Lambs 44 Slick Rubber$1495 RIB Models--Full Kit- 045- 00--FF RIG 1941 Simplex 40 Span 2/3 Orig Site $1076 Flyline Models--Full Kit-- 070 Replica 1937 Quaker Flash 34 FF/lch pulse R/C $1436 P & W Semi Kits Machine Cut Ports 1036 Buccaneer 04 Span Plan Eatra $1550 1935 Miss America 04 Span Plan Extra $2000 1030 Trenton Terror 72 Span Plan Extra $1200 1930 Mercury 72 Span Plan Extra $1750 lPlansBuc$450 StAm$4 Trenlon$3 50 Merc$41 BOOKS ON OLD TIMERS Anlique Old Timer Model Air Croft $1300 Air Age Gas Models MAN reprints $395 ELECTRIC SYSTEMS AND KITS 1 Aslro 05 System $5995 [SPEClALooo~oas$4496] 2 Astro Rapid Charger $2095 ISPECIAL05$23961 3 Astro Sport Kit 05 $2405 [SPECIAL0 $1071] COMBO 1263 sbove$11405 Ret COIJBO $0000 FREE FLIOHT KITS--Sport Sacle Ram Rod 250 ISig 40 Span Gas 91105 AVRO Triplane B/N 32 PP Scale 020s 01345 Fleet lOB Finch RIB 20 FF 020/Rubber $1346 Satellite 320 4Ks pan 9A Oat 91495 Viking ICO 40 Span Gas $945 Phantom Fury IComell 32 Oman R,hher $390 ROBERT UNDER 85dbfeet MUFFL Cyanoacrylates Small Pieces film allow bonding thanks interesting comments picture J-3 Cub Bob Nelitz Its no wonder Cub highly detailed Nelitz aformerRC Scale World Champion 1976 winner Chipmunk presented MA andfull-size plans No 192 available $9 ROBERT PAUL PREPAID CHECK OR 1462 ORCHARD GROVE MONEY ORDER TO LAKEWOOD OHIO 44107 IS New Westchester County Center White Plains York Dont miss 13th annual show Itll biggest best ever Keep next last weekend February open. 1981 WRAMs Show going larg est yet Well over 150 manu facturers other exhibiters have already signed up bring everything thats new hobby. kits engines radios accessories everything between famous Swap Shop will full operation thousands items including built-up planes almost new radios engines on something just about everyone Static Competition Make sure latest creation finished up polished youll have chance take home dozens trophies offered events ww POST 51W IMltvy POST 5151 lNOv-MlIuryI PATTERN SPORT BIPLANE OLO TIMERS SPORT PYLON GLIOE B S HELICOPTERS SCALER C BOATS RACiNOB CBOATS STANOOPP SCALE JUNIOR EVENTS B CCARS BE STN 5 HOW Judging takes place Sunday afternoon Entries accepted until 12 Noon Sunday SWAP SHOP WRAMs Swap Shop has become major show attractions thousands mdi vidual Items changing handsTo help elIminate registration crush 1981 Swap Shop will provide tor pre registratIon forms receive forms send self-addressed stamped envelope John Isbister 4 Devon Rd Larchmont NY 10528 SPECIAL NOTE Because ot increased volume items being brought Swap Shop combined space limita tions oniy built-up model will accepfed Swap Shop registrant further information write Larry OiRubho t67 LIndsey Ave. Buchanan NY 10511 914 739-2827 WESICCESTER RADIO AEROMODELERS INC February 21/22 Weicvesie cv,, ce,e cenIraII Iocaied nine ciy oi inv,OPa,s N Yaiiherne,cionoi Ri ii9 ceniral PaSA. Bon B, Panhay Wflie pIans n ,si22rnIsnnnnifloiNvc scratch-building kits models available Chapall Model Products Box 441 Ridgely MD 21660 two trainers presently $2995 plus $250 postage handling advanced sport models will follow soon cost everything going up construction method can give modeler less too have licked two problems some folks object diamond foils acceptable Riley Wooten old Combat king used some purists dont like sharp line along high-camber point really ought let deter since foam-core board brittle OK reinforced must used flats bending cracks Weve got licked can roll foam-core board quite easily airfoil wish curved fuselage bellies etc concept RC trainer does have hand-launched taken-offlittle wheels small ships dont well So first using various diameter rods potes thick wooden curtain pole best rolled foamcore like pizza crust does compress bit remains quite strong does crack retains curve thus ideal perplexing 10AM 6 PM curved top wing baffles guys use cardboard Use flat foam-core bottom wingyou dont need spars just wood leading edge maybe TE too can shaped sanded maybe too can rolled practice one-piece wing just few ribsala Walkers old Fireball nose-mounted engine opted low start launching short monofilament line very short piece rubber strand maybe 10 feet foot being rubber position ship five 10 feet air launching arc allows towline drop series small vertical brass tubes belly allows adjustment ship engine running correct post-launch attitude ready steered Drive stake ground walk crate around until faced wind have half-size version made sheet balsa no engine just hand glide tests check configuration plane vastly scaled down version endur ance effort RC Rosenstock around 1960 excellent flying machine exciting concept rusts cavort QuarterScale models Foam-core great ribs fuselage sides thin wood longerons needed small jobs critical cross pieces Use white glue want roll larger-span panels use two people long pole Herb Clukey tried nighteasy fast durable As Chapis suggests possibilities brightjust waiting Note MA has afoam-coare RC trainer construction project coming up very soon Electric Spitfire Guys successfully electric go ape mention can Simple story begins some years back Don Srulls son Mark made 6-ft lightweight RC scaled up Earl Stahl rubber model plans Incidentally Earl wing too far forward Mono Koted spray-painted old 23 cruises well retarded real Ghost-Scaler Combining forces Donwho did work dont catch old Bill sweating muchwe stalled Astro Flight 15 belt drive 13-8 heavy electric stuff big Spitter comes less 5 pounds has area match Bob Bouchers tough loading parameters Electric Scale barely missed loading 6-ft Porterfield Kopskis 6-ft J-3 see last issue Since have two receivers Airtronics XL used miniature XL servos something else since servo reversing allows us match X-mitter ship ship Advanced stick full throttle middle position cruise power back shut-off system fused Astros on-off-cruise control tiny thing allows sorts cruise combinations shutting off turning air shooting high long flights event ground mishap can shut off radio before damage done motor battery Taxiing wind machine around basement has unflap pable ancient excited indeed Weather permit ting just may have great news next month Wish us luck Other urges test sheet-balsa flying wing gliders future RC Like delta have major assembly instead three years wanted build mass little ROGswings deltas parasols bipesevery thing flying circus Unimaginable fun Some times simple things make happier Thanks guys tremendous inputwell get around answering everybody badger poor publisher space maga zine isnt made rubber Bill Winter 4330Alta Vizta Dr. Fairfax VA 22030 Letters Editor Continued page 6 free just enclose pre-addressed stamped business-size envelope request New Dimension RC Flight recent trend toward adoption symmet rical airfoil aerobatic aircraft nice practical design pilot flies up-side down often right-side up also answers novices common question response being told airfoil inherently designed provide lift upper surface means flight Bernoullis Theorem possible fly up side down However flight thus attained tilting whole airframe order achieve positive angle attack wing chord mode thrust angle also increased above direc 1 26 Model Aviation SHOW 81 WST8vNn n,cTvi iNC nNn lFWO TWENTY- SEVENTH ANN UAL RADIO CONTROL EXPOSITION DO SPORTS ARENA ONE MAIN STREET TOLEDO OHIO APRIL 10 11 &12 1981 FRIDAY 9am-6pmSATURDAY 9am-6pm SUNDAY 9am- 430pm presented WEAK SIGNALS R/C CLUB PO BOX 5772 TOLEDO OHIO 43613 WATCH F0RFMake youra Diesel N EW ASTRD STAND 40-BR PLANES IIIAND ASTRO PAINT STAND M 1/tA 1/4 Scale PowerUltra light durable stands far holding fuselage UMore Usable Power Greater Economywing painting holding plane up off Send 4O & Stamped Addressed Envelope ground tuning engine pits /s Scale Aatro mmealer Inquiry InvitedII stands also Write call DavisDevelopment Inc II 3242wsl RUSH MODEL PRODUCTS ElD1DieselCacts naad PhaauiAZg5o2g 0 BOZ 8R3-2115 ~jUBOX 141 MilfardCT 06460 DEALER INGUInIES INVITED J tion flight would seem symmetrical airfoil may open up whole new option aircraft control maneuverability aerobatic plane creative courageous pilot option would mount wing could rotate axis located along spar wing about d configuration angle attack could increased thrust still directly ward providing direct level vertical lift another possible examples elevator could used nose plan thrust very high upward wing rotated downward relative aircraft still upward relative ground flightpath enabling slow flight bird-like landings Note also no ailerons would needed wings could operated together opposition relative other Hence no further controls needed total whole new dimension may available maneuverability J M Chamberlin Pensacola FL Are creative types out would interested giving try Wed interested results Start RC have reading Model Aviation since September 1980 would like say really enjoy Before started readingModelAviation little interest RC since interest has grown have question Could recommend area should start have trouble deciding conclude letter would like say two things Thank encouraging interest printing such great magazine Ty Conard Chicago IL What kind RC modeling get think depends upon what kind modeling background person already has also kind ofRC modeling being done guys may able assist instance f modeling far has Free Flight might quite naturalfor first RC experiences Sailplanes Sailplane apower podor might tame sport-type high-wing trainer other point its much easier successful something help and/or advice available someone already involved Naturally theres benefit starting type ofmodel recommended people giving assistance way meet modelers can help advise joining club Listings AMA Clubs printed June July 1980 MA issues Reprints available AMA HQ enclose pre-addressed stamped busi ness-size envelope might visit nearby RCflyingfiel4 strike up conversations fliers SAM Champs Revisited flew Rubber Cabin Stick intlie recent SAM Champs found article event 1-IENDERTOOI%I 77 ii November 1980 MA very interesting first contest 25 years Ive never fun As Stick models being one-design thats quite Both Cabin Stick entries 1936 versions yes free-wheeling propeller ships built exactly shown Zaics 1937 Yearbook page 13 except addition dethermalizer rear rubber peg Both ships flown between 830 1000 am dead air got strictly own merits can advise readers old freewheelers better youd expect Jerry Nolin Fairbom OH IWhen writing advertisers mention reed about Model Aviation March 1981 127 0