Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine
Edition: Model Aviation - 1984/10
Page Numbers: 18, 19, 20, 21, 22, 24, 26, 28, 136, 137
Bill Winter Just Fun o t _________[I Smoke spouting twin stacks like Mississippi stern-wheeler pilots scarf hair streaming breeze pathetic single Lewis machine gun bombs drop magnificent British BE-2 labors oftto tempt deadly aces like Red Baron two aboard back-seat guy shot photos huge camera side May have moment silence valiant crews dis patched such flying coffins Don Srull built magnificentseven-footer originally powered Itwith potent Fox78 now uses 0S 61 four-cycle Safety Comes First man John Preston caughtthe glorious moment 1981ships flying regularly for9 yrs THINGS ARE FUNKY Funny Farm moved three houses down block Oregon Trail should long slumbering cat source aerodynamic insights has declared desk off limits workshop shambles am grounded 970 again flying season enjoy over before began desk reminds Louis Garamis workbench Louis never cleaned anything Hed push everything against wall sneeze set off fearful avalanches So Louis would breast stroke hands clear spot no bigger Hermes sits hed build classic like Strato Streak worked air time ignoring plansno space anyway editor asked plans Louis would answer Plans What need wings detached plane poked its wing tail feathers out brown paper bag plans Louis would bring cardboard Peerless Panther Nope Arden 09 FF model flown over 40 years ago H Thomaswhen glow plugs first came out Winter says RayArden handed out sample glow plugs 1947 Minneapolis Natsand plans forthis model arent available although HA has remains attic fuselage appears fully planked carved balsa cowl evidently engaged small catch bottom firewall wire hookatthe top suggsesting rubberband did rest Wire hooks fuselage sides take wing rubbers bowed wire landing gear typical HA Thomas Arden engines 09 19 extremely lightweight powerful 18 Model Aviation pieces laundered shirt glue spots looking like kids connect-the-dots game glue-spot column Forty years ago very second written guys huddled against terrible cliffs Normandy sentence appeared out nowhere really thinking easy give up modeling People forever glving up Virtually come back sooner later some very much later gave up least six timesonce 13 years minds forever know Thingsfor uscan get bit much Hassles cyclic know scenarios million reasons cant get out fly last ship falling apart What am doing needs arent enough hours day conflicting musts fall like snow howling blizzard Build another gotta kidding Let tell about Purple Plan Oneor PP1 may come handy cant win losing Once dismantled shop Out sight out mind Oh excuses enough TV horror mini-series So what else new shop may out sight out mind empty room abox Inside box deBolt Rebel kit Now PPl Purple Plan dont laugh because could save skin one-piece-a-night caper Late night last thing pin down plan next night cover wax paper third put down leading edge trailing edge spar rib Another Go faster No risks relapse Soon two ribs tempt Maybe three stabilizer edges Weeks roll fuselage side gets built maybe two Joining sides mind November Christmas mad ness shopping centers boss knows overtime him has slave ring anchored wall least Drink beer glue piece wood Gosh stupid nose block piece wire Building birds nest time-lapse photography February March Holy cow thing almost ready cover about Days grow longer first robin Put servo clevis another midnightwhy last Still too grumpy show face hobby shop model painted Hang up Wednesday Thursday Friday Can find charger Go field Id sooner go China week Another An unbearably beautiful-4aysunny cool calm sky cobalt blueand impossibly chance sneak off fly moment truth Well look Yeah can live Rebel didnt much Just rudder throttle oh beauti fully flew its Max 10 year love Rebel think love deBolt corncob pipe Now time find another figurative Rebel six eight feet span 40 45 four-cycle Rebel would glorious old-timeronly no old-timers RC-Assist FFs RC Three four channels think PP1 Im working Purple Plan Two Thats cant make up bloody mind Electric four-cycle power big little Old-Timer Scalewhat PP2 works way Consider ama teur writers stall beginning should write anything right now literary sanding later Pick what appeals keep simple settle less zero quickest route get some thing nice air Something sensible course Purple Plans infini ty PPl tough cant sink baskets bench always buzzer Mid-summer nights dream Young Tim Harris now studying aero engineering October1984 19 Far Left Tim Harris aboutto hand launch RC glider does wild aerobatics way postage-stamp-sized sites bushes attest soars very well hi-start winch See text comments Whitcomb winglets Left sturdy crash resistant lightweight six-footer cruises overhead Wing loading 5 oz per sq ft Tim working low-level flat spins hand catch Fuselage boom iscar bon-fiber arrow shaft Above Believe pictured flights made loose stab half merely swung trim airstream Full-scale ships have tried reduce drag Tim flew anyway Left Winter saw picture first thought model stuck tree Actually its pointed straight Tim Harris head winglets allow him make abrupt recoveries just inches off ground Right Without special camera lenses photos make airplanes look distantso can Imagine low tlghtthis loop must have loose stab half did impart slight off-heading roll visible picture Clifton Busby photos Above Left Robbes SF-36 motor glider whole different kind airplane winier thinks Says digs British French Italian yes Japanese hes intimi dated Teutonic engineering methodical approach kitting ARFs see text Doug Pratt AMA Special Events manager flying machine wandering minstrel sneaked outfor strange afternoon model flying Above Right couple weekday after noon regulars investigate novel import Wing panels plug twist four removable pins lock mechanisms Removable canopy enables attachment inside aileron devises 71/2lb craftwas powered daywith Enya 40 four-cycle now replaced Enyas newer potent 46 four-cycle Left 11811-in SF36 doesnt look big because Doug stands 6 ft 51/2 Power performance whatyoud expect mo tor glider climbs good clip Surprisingly aggressive cruise disguises its soaring abilityfollows lift racked up tight turns An onboard Robbe starter extra expands play period shut off start up will An out-of-this-world L/D makes smallfield landings extremely difficultbut company now has fix spoiler kit first college year has intimate rela tionship Hand-Launched RC Gliders Intimate word fits Some times affinity man machine close resonance projectedyou can feel supposes such relationship between Prettner Pat tern airplane late Jim Walkers credible demonstrations CL Fireballs equated magic Doug Henning made full-size Leaijet disappear Once blue moon some vision model flight lingers hazy mirage memory late stillness summers evening long-ago Nats luck glanced out window ball diamond lone kid CL Stunt model running through endless repertoire swooping graceful aerobatic maneuvers engine dead whipping could perceive effortless stance was following airplane directing model Nobler kid course George Aldrich Alas cant share Tim Han-is wringing-out glider postage-stamp-sized bowl southern Virginia hills Clifton Busby took camera Hand-Launched RC Gliders both practical popular Contests nimble birds have taken place Model Aviations all-time best-selling plan Bob Owens Zephyr Plan No 332 fine slope soaring thermal soaring well can used short histart dynamite Weve related twice before Henry Half kes astonishment upon exiting Cover ite plant spotting high-school kid Harris doing wild aerobatics hand launchincluding inverted flight spins much under 10 ft altitude Henry Gee Bee man later took special photos appeared column also hired Tim Tim got pictures together soon possible Tim begins Its 6-ft machine Whitcomb winglets Au Whitcomb also evolved Coke bottle fuselage cross-section area concept made supersonic speeds possible problem airplanes weighs around 22 oz gives about 55 oz/sq ft loading airfoiled rudder stab give excellent maneuverability low speed can seen shots hand-launched flights isolated field outside Virginia Polytechnic Institute mountains area known wind machine does fine midday low ground light loading am mailing during conference American Helicopter Society Im group starting student chapter Tech right now am rated gliders fixed-wing aircraft rotocraft helicopter knowledge gain model gliders irreplaceable solid engineering back20 Model Aviation Clarence Chamberlin interested models rare photo Joe Ott famed transatlantic flier seemed pleased details Wright Whirlwind big model Bellanca Columbia probably FF Shortly after Lindberghs flight Chamberlin piloted passenger Columbia nonstopto forced landing Germany Berlin target Lindy beat Chamberlin Admiral Byrd $25000 NewYork-to-Paris prize whowill-be-first press hysteria centered Roosevelt Field 1927 Byrdwith full crew trailed both Fokker Trimotor forced land French beach hopeless visibility ground Ive graduated up Ace Silver 7 options has proved priceless research tool evolution glider radio has triple-function stick right double left glider Tim goes has 1/32 ply pod carbon-fiber boom fuselage CF boom arrow shaft time pictures stab axle separated non-driven half stab loose side simply trimmed itself airflow heard being done higher-aspect machines save drag flew anyway As seen loop sequence still worked However could get loop per flight instead usual max three None maneuvers unrecoverable Also lateral pitch control non-symmetry resulted slight roll during loops pictures show machine offheading respect ground self-trimming stab also gives measure angular stab deflection very accurately comparing angles half during high A-of-A maneuvers good camera photographer both stab halves working glider will flat-spin fast recover quite quickly hope achieve sustain deep stall straight descending flight some con trolled fashion well hand launch will loop roll wing-over hammerhead snap roll probably some things have yet tried flat spinto catch spin recovery etc winglets aid tremendously high-G maneuvers make hand launching fun winglets Tim continues very complicated dont fully under stand yet am working Whitcomb winglets produce lifting force relative themselves acts inward toward center wing angled reduce drag caused vortex flow off wingtip increases slow speed high loading flight built installed properly actually produce thrust doubt case Because trailing edge location give washout torque loading increases very useful thing have tip stall probably increases load factor As wing held washed twist through loop tight turn energy stored slightly distorted twisted wing structure energy released release back pressure stick near instantaneous re covery results allows loops bottom-out inches ground Im using properties winglets two-channel swept-forward flying wing design should prove interesting project Tim winds up straightforward design can flown trainer stalls walking speed will drop wingtip stall unless given command can fly yard hand launch field hand launches hi-start winch Its crashworthy rugged fuselage pop-off rubberbanded wings Best can make RC gliding spectator sport cannot hurt yard would seem RC HL Gliding practical smaller areas Electric Glider guys urge build Sailplanes civilized dignity Continued page 22 October 1984 21 Cacahuetes Peanuts Rubber Scale matter appeal French ahem Peanuts thetwo rowsof left-hand picturewereentered juniors Paris contest Four back left row nifty bipe first right row mighty sharp Zero complete ailerons Subjects mass photo above remarkable fortheirva uletyracers vintsge antiques fighters both World Wars surprising number biplanes small planes have universal appeal Pix JF Fmgoll via Bill Hannan John Oldenkamps 28-In all-sheet Half Korda published early issue present ModelAviation remains popular plans day Korda shapes forms like Miss America gas power lives on Wintersketched 6-and 8-ft versions Korda 19 says results old 200 sq wing area 12/1 00 fuselage cross section results little-winged behemoth garage-sized body WILLIATMSACCESSORIJS BROTHERS _______________ 4 PILOTS TANDARD TSMAN RACING TARY WHEEL AGE TH CONTOUR BALLOON EN AGE 4 ENGINES PRATT & WHITNEY HT HONE PARTS Tfl & WHITNEY HONE WRIGHT E w ZUNSJ EWISVICKERS DAU BELLUM FOR FULLY ILLUSTRATED CATALOG 4LLILI SAN MARCOS CALIFORNIA 92069 l22L52. Jig-built balsa fuselage Foam top back covered 1/64 plywood Fiberglass cowl beautiful canopy hinges torque rods plus other machine cut sanded parts Engines 60 two cycle 60-90-1 20 4 stroke JC New Cap 21 List. $23995 SPECIAL. $15995 Ready built 1/64 plywood covered wing Johnnie Casburn Manufacturing Co 5821 E Rosedale Fort Worth TX 76112 Day 817/451-1570 t 817/572-145~ FL FLITE LINE PRODUCTS x 437 Lubbock TX 79423 808-795-6483 22 Model Aviation Sailplane once up would cup tea cant lay out hi-start site Im about walking peg line especially broiling sun very short hi-start craft like Harris could panacea sport fliers Winglets used anyone doesnt know business However Im told Tims plans will appear MA well have answers recent story about Vince Bentley prehistoric company named Control Re search birth RC jazz seems have opened old-timer floodgates Ed Lorenz fixed up first immortal two-tuber gas-filled tubes says am few remembers purple flash suspect still little tubes thin stiff wire leads pushed through close-together flea clips aptly named wedged tiny holes drill through mounting board before printed circuits wire would touch another tube blossomed gorgeous purple flash immediate postwar period losing $300 dev astating scrounge black market find replacement Don Dickerson B&D bronze-age proportional set B Don Brown moved tears belly laugh use hernia-creating transmitter letter half long column dated simply 142 am came him fantastic studio pix ancient installations including two-motor servos gear trains end U-shaped mounts milled aluminum block Walt Good proved reliable RC flight Thirties twin brother Billtheir Big Guff National Air Museum Vince men tioned mystery whether Goods suggested drones military Im about paraphrase Walt verbatim May 1984 MA story called Drone Connection ends wonder what Walt Good has say about column p 135 hope letter will answer query although will see wont yes no After some head-scratching several sessions brother Bill ham radio joint recollections - September 7 1940 Bill gave private demonstration RC Guff model Henry Ford Detroit MI notes say well pleased pr Later September friend Fords visited us Kalamazoo MI dis cuss feasibility using RC model principles anti-aircraft weapon Noth ing came meeting - late 1940 early 1941 received invitation Wright Field discuss model applications invite may have prompted early RCer Leo Weiss already work ing Wright Field meeting never Continued page 24 DEPT MA r Johnnie Casburn s JC New Ccip 21 rices Subject Change Without Notice Super Joy Stick Sport Pattern Fun Fly Model 6 tradition th 4 ugly sticklooks better flies better builds easier costs lesswant 45-602 cycle engines 60-904 cycle engines Span61 Area720 sq Weight5A lbs $79u95 SEE YOUR DEALER Try something different ail-baisa Deltas 25 50 engines Area432 sq Weight4A lbs Kits contain highest quality balsa hardwoods precision machine cut fit DIta Dart KFIR 24 Model Aviation took place since both back grad school * February 1941 Bill snatched out University Illinois grad school just short finishing bis PhD physics go work then-secret radar system completed PhD after WW II over h 1941 invited Washington DC discuss missile sys tem Dr Hugh Dryden National Bureau Standards Later missile turned out BAT few missiles used WW II fr finished PhD August 19411 whisked back Washington work radio-proximity fuze * Inthe early 1940s myworktookme Fort Bliss witness early OQ2A drones talk drone crews So Bill pieces puzzle never actually took RC proposal military However can see someone might draw conclusion collection facts listed above fact have heard similar stories over years thanks opportunity set record straight Dakota plans Praise Lord Introduced Veco just after way Joe Wagner design like cockroach will around end world like bumble bee cannot fly master its environment Because kits highly prefabbed no plans ever just diagrams prod sticking piece slot Thousands remember fondlyno airplane history flew like did superb fun machine older OK Cub 049 flew anemic 02 Infants though heavy brick Dakota one-piece balsa biplane single-sheet surfaces box fuselage Wings primitive Jedelsky deal huge Control Line-type leading edge few ribs pressed notches bottom open breeze Drag ferocious never broke although bare wood sans covering kind never found center gravity CGit didnt matter glued together bang-bang started engine tossed little Free Flightwith 50 left thrustwould lay over tight left-hand circles go round round until fuel ran out Infant its climb virtually imperceptible enough please kid 049 little rudder tab caused right-hand Space Shuffle-type glide circle tight leftright pattern made first true FF small-field airplane gave Dakotas own kids after other keep out hair smashed RC jobs No advice no help Saturday gremlins ran out props chopped off blades broken wood 9-6 leaving short stubs just long enough fupping hold least could try run weary Cub saw climbing steep tight circles hook thermal come down mile Continued page 26 159~ includes shipping s residents add 5% Designed Turnaround Pattern 1J5 ULENc__ MOCEL AIRCRAFT P0 Box 1902 Greenville TX 75401 214454-6441 FOUR CYCLE ENGINE MOUNTS HIgh tensile aluminum alloy Precision machined polished 0 Hardened socket cap screws Included DRILLED AND TAPPED FOR No 31658 ENYA 35-40895 No 31984 ENYA 601295 No 31995 ENYA 901295 No 31452 HP VT 21750 No 31644 HP VT 49895 No 31654 MAX P540895 No 31964 MAX FS 60-75-901295 No 32175 MAX FS 1201995 No 31463 SAITO PA 30750 No 31474 SAITO FA 40-45895 No32195 SAITO FA 1201995 AT MOST HOBBY SHOPS OR ORDER DIRECT Send 100 12 page illustrated catalog- dJ 2LLLL 13311 Beach Ave na Del Rey CA Satteries Hot Line Save new Hot Line phone number order ask technical questions about finest R/C battery packs made 1 00 1# SR Batteries Inc Ft CSvElUTE BLACK fuIproctpamt Call Monday Friday between 9 am 2 pm Eastern time now accept Visa Mastercard UPS COD orders Box 287 Bellport New York 11713 Introdudng Black Baron Epoxy Paint liquid form Pre-mixed brushing spray equipment Unique epoxy formula produces tough hi-gloss finish Nomixmgshortpothfe economical can al need 12 airaaft colors 10 match Permagloss coverings C@IERE 420 BABYLON ROAD HORSI-IAM PA 19044 USA PLASTICIZER FOR ACRYLICS AND DOPES STOPS CRACKING AND CHIPPING .now DLAcKkItDAKON Co,It S ft.IpooI pIst SOUTHERNS SORGHUM & FLEXALL THE STAN DARD CONTACT ADHESIVE FOR SHEETING FOAM WINGS WILL NOT ATTACK STYROFOAM CORES DAVE BROWN PRODUCTS 4560 Layhigh Hamilton OH 45013 213 738-1576 awaythe time saw Dakota ther mal Try steel guitar Its no wonder thousands have evergreen mem ories little enchanter new comers over past five years may have seen Vz-times-up built-up Dakota Clarence Haught MA huge RC Dakota Grande Ernie Wrisley Wagner late great Hi Johnson poured Tabasco Veco ye olde days has requests Dakota other Veco delights has drawn high-quality magazine-size plans Dakota Comanche Payloader Veco Squaw last name will flip oldtimer CL Stunt man lovely airplane prototyped Joe 1951 nowfamiliar flap-elevator linkage Im looking samples now well worth $500 sheet Joe asks three sheet Available Fun Flyers PO Box 95 Volant PA 16156 Joe reminds Squaw lookalike Mechanix Illustrated circa 1949-1950 takeoff sensational Bob Palmer Warrior demonstrations did nt have flaps 1948 Olathe Nats Joe also reminds ofanMANComanche review 32 years ago underthe alias John Sprague built thing bed flubefore Purple Plan would seem Bob Palmer Madman Yates flew together may have Yates flying 1948 demos Tales Virginia Outback british surrendered Yorktown Red Coats marched out playing World Turned Upside Down figures Im grounded said like strange dream long after remembered did get dragged out several odd flying sessions know strange characters like Doug Pratt Bill Kaluf Sr John Worth no rest wicked midst chaos Worth asked wished go flying putters Electrics occa sionally goes solo nearby schoolyards parking lotsalways cool evening pile rubble plane ready go son Mikes modified Midwest Champ Leisure 05 381 gear ratio modified Rev-up 1 1-in thing weighs horrifing 53 oz seven sub-C cells brain doctors insist no 45 oz 5-mm run bored 9-min flight assist gray evening dunno Air lifeless wisp movement Suddenly too far away over eventually beyond treacherous woods slowly looked smaller drift right could get backone wrong control movement gone shut off Down-trimmed Pushed over Held full stick sat Power again After 2 mm full down inched toward salvation never lost headingI back 1950 squinting sweating fight life Suddenly out weird time warp slanted back landing feetContinued page 28 26 Model Aviation YOUR DEALER OR DISTRIBUTOR Specifications Wing Area 1500 sq Span 7-2 Weight 20-25 lbs Engine 20-37 Fuselage FormerslPlankingQ Wing Foam 3/32 SheetingKit $4 flfl95 Stab Fin Solid Sheet Clear Canopy/All BalsaA San-01-I Residents add 6% tas j Major Decals Included $1 00 complete catalogueVideo Tapes C130 8-29 also available VHS BETA $2995 R/C Mfg 706 Easton NE North Canton OH 44721 216-4995323 Meanwhile John Worth barreling around big Buzzard Bombshell once timed relic 12 mm Astro old too 2 1 belt drive John straps veritable nuclear plants under belly sorts direct drive prop tests Buzzard its required batteries loaded down glides like Republic Seabee So John drags out venerable Kitty wish knew what motor has because runs forever now 800 mAh Sanyo cells ship dicy stick falls off racks up time So puts Sportavia wing wandered over Gods Heaven 12 mm think scaled-up Goldberg Ranger 42 idea truly efficient design would beat ready-to-fly big 42 like 52 62 would 15 mm Ill eat epoxyspangled shirt Don SruH Doug Pratt dragged off Shangri-la flew zany collection planes Pratt four-cycles coming out gazoo Srull did 1445 assist Sparky using 381 Leisure 05 some huge reworked folder seven sub-Cs lead-sled Champ did another 9-mm jaunt time evading mospheric black holes RC-Assist Vagabond floated hawks Soul music Near sundown Rubber Scale Srull talks weird stuff like Bleriot canards Santos Dumont box kites also canard Lippisch flying wing push-puller rendition WW II fighter lost out Messerschmitt 163 rocket-powered interceptor 163 ways killing pilots never equalled its droppable takeoff carriage bounced hit ship blew up mild bounce landing glide blew up Overrun field bit rocket ftiel mix remaining would turn man stick skeleton Mustangs followed swift 163s shot down final Lippisch model looks mean its flight breathtaking hangs prop doesnt stall fall off like sensible Rub ber jobs keeps climbing circles left right wind hes got Jumbo version Heinkel 100 Words fail Uppers downers Steve Kaluf reported first test hop Farman 400 relaxing flight ever made could wait see go Fredericksburg feel sticks Also new Eagle K&B 40flaps toobuilt dad Bill airplane factory after protracted horse trading has lifting-type tail set zero instead standard Eagle stabilizer set positive Dont ask Steve also old Golden Sniffer Flying Mod els 0S 40 four-cycle instead 0S 35 two-cycle Somebodys 1times-up Sig Kadet upflared Hoerner tips flogglng around four-cycle 90 rock-steady Dirty Birdy luredus thinking could fly lightweight stuff Bermuda Triangle Continued page 136 28 Model Aviation New 1/5 Scale Sea Fury BeautIful Stable Flyer Capable AerobatIcs SAILPLANE LAUNCH EQUIPMENT FOR EVERY FIELD S PORTWINCH $2250 * ery tnc1ed $300 QP * ery inc1~sd $350Q9 * $250 qp * * plus shipping source QUIET FLIGHT supplies hi-starts electric motors& reducers bat te r ies pa rachutes tow line drums accessories braided nylon line selected kitsthe PROPHET sailplane kit VISA MASTERCARD hdflDAVEY Pint SYSTEMS U CORPORATION ONE WOOD LANEMALVERNPA19355 215644-06926772 Write call information defect auditory nerve doctor tells no cure exists nct sure exact cause does occur accumulative effects loud noise what goes wrong subject theory seems us prone damage some susceptible others After being around loud noise such skeet shootjng flying models would hear slight buzz later ing would gone morning. warning did realize time day flying field stood next 60 engine poor muffler siarted developed very loud buzzonly time would go away wa about 10 years ago still suffer problem way time Ive seen person using hearing protetors started engine unfortunate must learn mistakes hard way have consulted three doctors two audiologists tried hearing aids audio maskers contacted tin nitus center bottom line hearing down about 90 dB 4 kHz am told will get used However after 10 years sed would suggest especially younger hobbyist buy best hearing protectors can find wish someone given advice followed can add Eds letter say yoji have warned Perhaps big crease popularity four-stroke engines will save some flying sites also some modelers hearing too Have safe month John Preston 1223S Tilden wood Dr Rockvile MD 208S2 FunlWlnter Continued paqe 28 Virginia strips always seem east-west bdrdered nearby south woods patriotic wind course almost always out south fly high can stop shaking low rows scow through turbulent Niagara Falls Miraculously nothing rekitted models really fly didnt seem windy enough make Dave Brown switch model railroads dont want remember what saw want remember ihe Roibe SF 36 motor glider Voila must put hold specs Span 11811 fuselage 5315 area 103844 sq weight 12345 oz power 19 40 two-stroke 29 40 four-stroke air foil Wortman FX 126 1 suppose relatively few us have thrill seeing incredible catalogs Robbe Graupner other continental firms fullcolorsiniply stunning photosthan find National Geographic Few national magazines good Productsplanes boats elec tics accessoriesare painstakingly engineered f6r have terrible time equating German scale things possible pay $600 Sailplane kit Graupner know Kavan scale Continental engine can cost $1600 Remarkable kits worth such money same reasons will never own did Id never dare expose dusty field precarious skills products notable Electric things dont dream competitively priced kits must saidthaf need ask price cant afford Yet bigger German firms business millions Small towns may have two three shops am told fellow fliers have visited stock depth cant ask anything dont have Thanks Doug Pratt spent enthralled afternoon observing remark able Robbe SF 36 poor pictures dont justice least youll know what looks like day using Enya 40 four-cycle now replaced new Enya 45 four-stroker turns Master Airscrew 10-7 12000 rpm Wing panels plug everything engaged except quickly-removable canopy gives access attaching aileron devises bird onboard starter also Robbe weighs 7 lb its size weight vs power climbed well Cruising did fly like motor glider has respectable turn performance also soars easily racked around steeply- banked small-diameter turns fun comes try land Oh boy idle can begin next county skim weed tops couple hundred feet until learn really bleed off speed afid slow up sink nearly impossible get 300-ft strip dont care 6 high Poor Doug planted wheel landing tried hold downthe tail upbut skim- med off ground effect epeating process two three times whbn Doug found thing higher far end ground-skimming en try know would have taken entire 560-ft strip Fredericksburg get slowed up enough taxi turn thing can brought like Pattern job case find hanging shop get home Only crazy man would guess L/D ratio Without big field really must hone slowing up skills beyond familiar cries spoilers Robbe now incorpo rating machine lists about $200 rich blood well worth Let tell Germans serious precise thorough almost hurts Theirs whole different ball game Lots mail about ready-to-fly ship thai went bananas time touched ailerons guy suggested semi-symmetrical airfoil maybe 136 Model Aviation POWR TOW / POWR ZOOM RETRIEVER joined panel upside down None other John Hunton sent definitive ar ticle fully illustrated foam wing stiff ness strange things can happen John wing skinned stiff Ken Willard R CMs peerless Sunday pilot intrigued sending series tough questions Maybe hell solve riddle though doubt anyone ever will have suspicion up-aileron spoiling thats long long shot letters about LeCrate gentleman Panorama City CA says have using name- issues July issue too much did sez large letters CRATE initials LE wrong cant have everything once com mented name Crate call him Red Must fun flying name Red Crate Anyhooo Red out modeling 40 years too bad didnt know about Purple Plan next time please least make Mr Crate suggests Red got RC fixed- rotarywinged models about four years ago says thinks doomed perpetual novice So say us Bill Winter 4432 Altura Ct note change 4426 please Fafrfax VA 22030 HI-Tech 200lIHunt Continued page 40 fuselage epoxy Drill through fuselage block A2 drill 50 angle horizontal Insert Y-in ID brass tube drilled hole canard pivot bearing Glue place hardwood nose gear block epoxy Drill A2-in hole -in ID brass tube nose gear pivot bearing using offset nose gear may wish drill bearing hole slightly off set bring center wheels onto centerline aircraft point decide whether wish permanently mount wing have removable have Pinto wagon plenty space one-piece model size opted glue wing fuselage arrangement allowed bury control rods ailerons thrust vectoring vane wing fillet pushrods enter fuselage radio compartment just about wing root leading edge used red Nyrods because ability conform tight corners After pushrod sleeves temporarily glued place smear favorite fillet compound juncture wing fuselage throttle pushrod may have pass through forward aluminum fuselage former must drill hole through former make small drill through middlenot through edge Remember former takes quite bit wing load Aluminum can fail just easily plywood put stress concentrator poorly drilled hole sharp corner high-stress area get throttle pushrod engine compartment radio com partment first plunged A6 wire rod sharpened point through obstructing walls followed down wire front end red Nyrod slightly sharpened sander point invert model add balsa fillers forward fair ver tical tail mounting rails rails also help align lower nacelle Cut bend two L-shaped aluminum 900 angles 06 sheet Secure two angle pieces side lower nacelle about midway between two aluminum fuselage formers Drill % hole through horizontal leg bracket mounting screws Relieve vertical tail mounting rails lower side wing accept aluminum brackets Remove wing skin directly underneath brackets instal small hardwood block accept mounting screws Build-up long leading edge fairing between canard wing using bits balsa may omitted adept forming inside conical curves feel deletion will affect flight qualities satisfied exterior shape craft may begin cover ing and/or painting Cover install ailerons using upper leading edge hinge line like use MonoKote hinges because strength adequate because form aerodynamic seal between upper lower surface improves aileron control may use other hinges long seal gap Sand l0 angle bottom vertical tails Cover tails glue top mounting rails assuming mounting rails have covered covering directly under tails has removed thrust vectoring vane con structed proper length piece 1 A-in trailing edge stock roughly shaped form symmetrical airfoil pivot simply two large T-pins stuck through vertical tail mounting rails heads cut off pair snips pivot posi tioned like all-flying surfaces should 25% back Mean Aerodynamic Chord MAC case constant chord just 25% back leading edge done alleviate some aerodynamic load imposed servo bellcrank simply right angle piece aluminum super-glued vane Canard nose gear bellcranks fabricated 04 sheet brass cut sanded shape soldered -in wheel collar flat ground shaft setscrew have posi tive lock properly locate bellcrank onto shaft Continued page 140 October1984 137 Funster. versatile performing aircraft broadest range capabilities ever seen RC Modeler Magazine st 1982 HLAIUb MODDY LODDY RCM FUNSTER 40$6450 List price $7695 72 wing span 840 sq wing area 575 pounds approximate weight 1575 oz per sq ft wing loading fuselage length 55 4 preferably 5 6 channels 40 engine Hobby Lobbys RCM FUNSTER conventional balsa plywood model airplane kit based upon Dick Tichenors plans construction article August 1982 issue RC Modeler Magazine