Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131
Edition: Model Aviation - 1985/12
Page Numbers: 20, 21, 22, 23, 24, 26, 28, 30, 131
Bill Winter mane Talk AUTHORS NOTE Madness some submitted collection like old Fun column would have mut tered good Lord Being asked talk about retirement airplanes forgetting flock birds first two articles last roundup makes wonder What am doing Elec trics flying wings updated Rookie Scale sport have got kidding have no delusions about designer stuff Ialways believed good covering job can hide multitude sins As Mae West said Goodness nothing deane Thepoint would modeling can enchantment gets pried out locked-in special ization Electrics Five years ago would have caught dead notion motor rather engine pile dead weight battery cells Now Electrics make wonder occasionally kicking up ones heels good modeling soul Having built models 58 years find activity awesome have looked too Datsun ads told stupid things did beginning simple Electrics just flip switch fly intelligent AMAers would drum out corps An Electric simpleI think People write much about us scared death Just few paragraphs should supply enough A-B-Cs gorilla 10-mm flight Writing about own Electrics probably confuse novitiates columnists put together Manufacturers refer Winter syndrome like convenience almost-anywhere flying sites non-offending noise~ stirs no piranha neighbors like sail high wide handsome much duration can milked get back beauty Free Flight spirit sort before atomic power javelin launch es intimidated gentle soul like leis urely long climbs long glides occasional thermal flightinfinitely supe rior Valium pictures show briefly three innocent ships Two hap20 Model Aviation Bills first test flight parasol wing version LeCrate went nine-plus minutes followed hops 11 14 minutes parasol version requires being sticks much cabin version goes hands off once trimmed due its deeper forward profile dihedral required parasol side profile Bill getting quite similar flight duration direct drive Astro cobalt 05 7-4 prop Schmitt plc Five years ago Winter says Electrics left him coldbut now says its like going home again come having flown Free Flight since 1952 cant get enough watching minutes long slow cir cling glides enjoys after leisurely 5-to 8-mm climb electric motor Sailplanes cant use hi-starts parking lots other odd flying places refuses walking between flights LeCrate starts upon what Bill calls Siesta-Max Plc Tom Schmitt LeCrate planswere published MA shown conversion cabin ship light weight sheeting Model shown has sheetaddition thefin Late evening duration 1030 low drag wheels prop brake would add minute two Kit version eliminated cosmetic wing cutout extended thetop longeron wing TE stab LE Left Farman 1/5-scale project shared Bill Kaluf shown hereadjusting inverted 0S 40 four-stroke Notethe big low-pitch prop 6-ft span weighs 6 lb 6 oz Spectators predicted wouldnt fly engine performs well though others see fly often ask pilot likes 12 four-stroker Gear working shock unit Schmitt plc Right Tom Runge Ace RC major-domo Steve Kaluf Farman Higginsvllle MO Steve did test flying dad Winter Fredericksburg VA dream flying site lost old guys gave 400 Steve going-away present having flown themselves Concerned about lack dihedral models ability execute normal turns spiraling Winter asked Tom check out Turns outthat high cantlievered wing plus high nose profile iowtail profile make spirally stable after allforthis configuration pen glow-engine models may jingle bells blind-sided Electrics Both Astro Leisure sent samples because books Astro system 15 since vastly improved belt reduction drive turn 12-8 13-8 prop 16 little now outmoded cellsi 2 Ah cells future 800s undreamed 15 system required voltage booster along charger car battery being 12 volts hooking up equipment field gave sense working local utility company Don Srull ancient 6-ft-span ultralightweight Spitfire zipped along 23 two-cycle Would fly electric motor wondered did purring around 5 min once getting 7 mm Astro system Gentle word piloting technique good enough published MA present editor Better motors batteries have allowed lately flex its muscles Srull forever getting good three-views stuff blown up semi-monsters among Ed Lidgards cute Sparky rubber-powered Old-Timer think ing rubber power perhaps both various motors opted geared 05 six 12 Ah cells 11-7 prop Magic too lazy summer-day flying Shangri-la arrived LeCrate old FF stuff lifting tail CG 50% 75% chord floating glide weight Srulls Sparky published Model Aviation Jabberwock RC Modeler now latest folding props stuff Sparky far exceeds its publi cation-time performance own Le Crate published MA since updated Ted Davey kit Lifting tails strange beasts modem RCers flat flight produces climb because CG effect has working Posed Eaglet 15 glow job com parison Winters Midwest ASnifferforeground Converted Astro 035 power five 800 mAh Sanyos 6-4 prop Snif fer does better 8 mm Bill thinks right propfor itsdirectdrivewiil give 9 mm December 1985 21 see anything different about Goldberg Eagle K&B 40 Winter says Kaluf tried gild lily thinksthey forgotto throwthe firecracker Seethetext Midwest Champion modified siectric power oescriued mc oeptember MA Bigger heavierthan LeCrate still goes 9 mm seven-cell LeisureOS 361 reduction 11-7 prop Bill converting geared cobalt Astro 05 biggerAstro cells direct drive should exciting Photo byTom Schmitt Left Bill Kaluf starts five-channel Specialdeveloped Winters less sophisticated RC Special shown first instailmentof series theforeground Winters up-scaled Krackerjac K&B AO Seetextfor unusual design points Example maintainsconsec utive outside loopswhileflying essentiallya flat-bottomed airfoil Italso soarswell itchronicallyovershot landing approaches until equipped spoilers details will upcoming MA feature Right Krackerjac now flying Enya 45 four-stroker Spoilers can seen flyby plc Go-rounds can performed retracting spoilers Schmitt photo wing both forward aft rides tail high step trace visible climb angle produces high altitude long runs prop load minimized battery drain lower shuts off motor full up-trim instantly cranked over next two three minutes can slowly add back-stick until eventually stick rests stop should cause glide sink like mad combo 12-13% airfoil thickness wing say 7 8% stab allows airplane slow-glide longer power-off descents normal trimming True have high drag big non-folding prop Ill put data three Elec trics photo captions Which brings up Farman 400an other whimsical on-the-spot decision became adventure Scale seductions An emotional flash roused hill fire ants visit AMA Museum senses will overwhelmed balcony overlooks huge atrim display area will see slightly left enter tree adorned simply magnificent grouping large number small Scale models mostly rubber-powered Gas RC well gift George Myer estate George blessed us full-scale Little Toot memorable home-built bipes man awesome talent made fabulous two-cycle diesel miniature engines duplicating worlds attractive aircraft model form profound dedication AMA Museum Curator Hurst Bowers showed exhibit eye held simple green-and-silver Rubber model proved Farman 400 think large French license letters did m George built Farman plans Hurst based upon three reliable sources Id enlarge plans about 6 ft 1Ath scale fascinated Bill Kaluf went shared project would plans supply wood 05 40 four-stroke Questions reared ugly headsnaturally Don Berliner unearthed Left Don Srull prepares test Evans/Winter Sb-Motion Bill Winterwatching 5-ft wing K&B-Veco 19 Isfullyacro batic Soars too Points note elevons working rudder ex tended aft fuselage compared Bill Evans Simitar dihedral Above Bat Winters cronies call takes off flies much like anything elsevery stable Author considers enjoyable plane hes ever flies well rudderonly Turns improved ailerons rudder coupled configuration gem Below Left What see flyby Firstthree pictures byTom Schmitt Below Right Winter Kaluf evolved delightful wing Increased 6-ft span 05 15 remains fully aerobatic Reshaped vertical tail located aft area plus tapered rudder lower vertical area still Airfoil section shows wing tip CG both Sb-Motions 11/4 leading edge 22 Model Aviation original early Thirties brochure Smithsonian French believed existed Bill Hannan nut Farmans nothing 400 nor did super photo-collector Warren Shipp Alain Par mentier France supplied copies early French articles photos Farman 400 dates 1930-plus yet huge flaps could three people fit such narrow fuselage Alain explained 400 tandem center seat swiveled tourist machine performance compared favorably much-later three-place Piper Supercruiser need ed horsepower worried about thing Kaluf another didnt want nose drop during natural turn 400 no dihedral except tapered cantilever wing Bill exact-scale Fokker D-VIII sans dihedral turned OK Kaluf worried about little engine phoned long distance few days worry out loud Id respond Dont think about came 6 lb 6oz flew like dream Guys saw ground told us could possibly fly engine After flew others did know engine asked pilot liked 12 Remember 40 Fate decreed neither Bill nor would fly creation together son Steve unflappable test pilot leaving join Ace RC 400 going-away present Steve has flown Missouri Kansas two seasons some guys must have seen sly asked Tom Runge Ace RC another stick twister evaluate turns dihedral word Suitable Incidentally 0S 40 four-stroke trouble-free inverted enclosed cowling rather small scalelike air intakebut much room air inside big scale nose annoy further perfect prop 13-4 Yes 4-in pitch gave decent far sluggish performance plane love go against tradition Kaluf reworks props la deBolt uses four-stroke engines ex clusivelycheaper dozen guess Now horror story decided needed sissy crate Six months later Id flying overpowered flying wings having ball dig psychology please dont write Goldberg Eagie Kaluf again Airplane Factory nickname trade early Futaba systemsand hed favor kit engine way WW got started everybody out lunch Bill said didnt like negative tail loves zero-zero OK said change give stab modest lifting sectionand move CG bit aft decided bananas thick asked Oh compare thickness ratio wing tail foils Telemaster lifting tail said Eagle stab came out rather thick since Kaluf prefers parallel edges tapering squared off stab area course flaps An old mans airplane just above idle flaps part way out goes sleep open up lifting stab takes over not-too-shal low dive Trim go cruise slow up plane climbs like crazy trim trim trim nightmare Carl forgive Anyway now have /l6 wing inci dence votes see beginners lovely Eagles sneak out Excuse Sometimes forget throw firecracker should say K&B 40 lift wild insist all-the-time full-bore power Id bet would fly nicelyno caperson 25 Now Wagnerian ride winged horse know ofTheat people say am strange Bill Evans snows reports pictures Simitar variations guy cooks up anything flies So told him Id make provided executed handsContinued page 24 December 1985 23 Winter shows off 1985 update early-BOs Rookie published MAN cleaned up nose four-stroke Enya 60 Winter wonders youve heard rent parties Hes working scam paint party since model has unpainted six months Fuselage covered lightweight fiberglass Sig Koverall wing tail Editor Now painted like Navy trainer Winters new Rookie flew very well tests Another view RC oldie Original semi-symmetrical airfoil weighed 6 lb K&B 45 Bill says some people still fly 1960s Rookie design two clubs pre-kit parts Bottom nose air scoop helps cool engine Weight now 8/3 lb Both pics Schmitt ERSHIP IN LENT FLIGHT PERFORMANCE WITH 05 ELECTRIC POWER SPORT SCALE-3 CHANNEL 54 SPAN 425 SQ IN AREA 40-45 OZ OLDTIMER/SPORT-3 CHANNEL 58 SPAN 490 50 IN AREA 41-46 OZ T7iss ~os Inqe/es SPORT SCALE-4 CHANNEL 44SPAN 340 50 IN AREA 40-45 OZ LucifER TWO METER 06 ELECTRIC 78 SPAN 600 50 IN AREA 40-45 OZ ThE MONEY SERIES THE PREFERRED SAILPLANES FOR ALL FLIERSNOVICE TO COMPETITOR PROPHET 7875 SPAN 613 SQ IN AREA 625 OZISQ IN WING LOADING 812 TO 5/2 CHORD DAVEY Ihl SYSTEMS CORPOR AT ION ONE WOOD LANE MALVERN PA 19355 215 6444772 SEND SASE FOR INFO OR SEE YOUR DEALER NOW YOUR SOURCE FOR HI STARTS WINCHES RETRIEVERS ELECTRIC MOTORS AND OTHER QUIET FLIGHT SUPPLIES ~eScflts te Retail price 348 Factory direct price *26250 4 7/8/*e*iWrd High Performance Twin Ducted Fan Airplane Rtt Length 1076 apan 568 Weight 1842 lbs Gear Tir-gear retracts mechanical air kit product years research development keep scale size appearance lot help good people Beale Air Force Base Maryaville California SR-71 base Lockheeds best representative bare exact 112 scale kit Being wood thia ia flyable true scale kit available F-104 cockpit kit off acale item no can get interior SR-7 1 yet beginners kit la very nice build finisbod product AWESOME Expect apeeds over 150 mph 80s perachute option very nice too full 22 picture photo pak available real scale buffs Have fun Designed Far Turbax Ill Fans 5 46 Channel Radio 45 80 Ducted Fan Engines othor parts accessories build repair plane avoilable Call write information needed B-Line Products & Hobbvs PO Box 1231 101 AtkInson St Rnnevllle CA 95661 916 786-6530 off 360s loss altitude would fly slower could keep track would soar could still roll invert guys fly with dont would come like Eaglet could use either three four channels choice flying elevons rudder both hands-off required dihedral wanted 6 ft wing K&B-Veco 19 said overkill isnt youll see 5 ft has light foam cores open t/t6 sheeting cosmetic cap strips tail dragger no tail didnt know could taxi know Simitar tractor no sweep wing plan like say P-40 straight leading edge What makes stable airfoil has very slight reflex median line CG back 1 leading edge carries slightly reflexed elevons Simitar has huge vertical tail bob-tail cat chopped off right behind wingno rudder require ments resulted extending fuselage 8 aft Id have weathervane rudder effectiveness vertical tail stumpier lowered side area provide better spiral stability forward canopy help out Ive fun satis faction simple thing since San Juan Hill Takeoffs easy trike tail slow-flies can move out like Kadet 40 flies better itself coupled aileron-rudder hands-off 720s Oddly can hold full-up throughout run until breaks ground ease neutral Any slob can Flown properly grooves responds smoothly someone finds Silver 7 tight try smirk Gosh airplane can tight too tight plane plus tight radio have trouble long power approaches sometimes Low enough final gets step power taken off arrives too high fence So find go out far enough compel anticipation crosswind because short fuselage plank wing dont present much eye can get down dead-stick runway midpoint like stripes barber pole can short-land up-trim Kaluf fascinated gave him kit 6-ft wing told him install 0S 15 Ace uses thing flying billboard company name under wingshow stuff hear tell Tom Runge called flying field during work hours witness things Tom did inverted low flyby first flight quoted afterwards can such big plane such little engine possibly fly fast Evans has 5-ft SbMotion will future Model Aviation article including Electric ver sionI think natural electric power Bill Evans ended up Astro 25 cobalt direct drive 14 12 Ah cells weight 84 oz flies 6 min including aerobatics Says throws much air K&B 40 Also now probably has Continued page 26 24Model Aviation Designed Bill Winter AvaIlable Sese F4 Pbuiteia Panther Sabre rsaader lackcet Try hobby shop first available place credit card orders calling 703 434-0350 send check money order credit card information coupon below Consumers Guidein 150 ott st Harrlsonburg VA 228010MaCOd I~I r ame I Address Credit Card NoI MasterCard IB# __________________________ Expiration date_______________________ SignatureI $975 includes UPS shipping APO foreign surface mail Foreign air mail send total $1345 $7 95 plus $5501 US dollars please L mE flown huge CAP 20with no tail expected full pattern stab does compensate instability airfoil resulting center pres sure travel along chord pioneer full-size planes structure required support tail gradually became enclosed obviously convenient box stuff people cargoand flying buses trucks drawback tail-dragger wing thing can rotate like jetin appearance speedand hold climb requires adequate free rotate angle tail wheel bent up almost against rudder Otherwise ordinary lift-off may make think ship tucks under goes airborne ac tually tail wheel hits ground re stricting rotation bumping down nose full-elevator takeoff run lift-off long tail wheel strut leads assume ship cant takeoff Id recommend slight upward slope aft fuselage bottom raise tail wheel allow rotation used seeing unless main gear longer Hallco width fuselage also smart use straight climb-out momen tarily after lift-off because thing can turn dime used 5%-nitro fuel Master Airscrew 9-4 9-5 have quick takeoffs two-thirds throttle Weight 5 ft 3 lb Ive never elevons before What beautiful way go Got couch Let rave Perhaps Ill find final two projects Krackerjac Rookie flying RC around 1960 know names haunt Escape apparently cards As 54in one-channelfor rudder-only throt tle used interconnected butteffly ven turi exhaust stack restriction idle full bore SOs old Kracker jac published Air Trails kitted Jetco seems live Guys build sizes up 15 ft modern dihedral aileron elevators both tail-drag gers trike Rookie 6-ft span 6 sq ft area low winger K&B 45 engine eventually Supertigre 56 de signed provide easy fly safe fully aerobatic multi-channel trainer lucked out published MAN People still build both discover occasional groups pre-kit machines member use Norm Rosenstock asked permission reproduce Old-Timer RC plans both have Rookie plans authentic figure-eight stitched hinges Ive modi fied SOsbut keeping specs didnt release K got far scaling up 6 ft shallow dihedral ailerons offered build per plans ended up redesign redesign Lets take K first momentwhich wont lastthe big K power plane world Continued page 28 Hundreds modelers responded pro-publication offer Buy now supplies last On-Board Co-Pilot S IGNAL-GUARI5 Full factory warranty RIC crashes due interferences history R/Cers now have flight insurance against random noise-generated interference SIGNAL GUARD Peripheral Systems Inc on-board 30 ounce filter pre-amp rugged reliable component successfully flight tested using Airtronics JR Futaba Kraft World Engines Hobby Shack Ace Acoma radios among nthern SIGNAL-GUARD increases sensitivity normal receivers nominal 2 microvolts 1/10 microvolt feature increases range narrows band response As filter SIGNAL GUARD delivers clean uncluttered amplified signal receiver thanks its use state-of-the-art GaAsFET technology crowd RiCers around SIGNAL-GUARD protects craft against crash burn interference extending its operating range repeated flight tests R/Cer reports like asily 10 times range usually gel on place can trust SIGNAL GUARD protection performance Its R/Cers value investment time materials money ORDER lOLL FIlEE 1-800-468-8215 Major Credit Cards Welcome HELICOPTERS U AIRPLANES U BOATS U CARS ENCLOSED IS MY CHECK/MONEY ORDER FOR $ ___________ CHARGETOEI VISA EPIMC EIAMEXN0 AM ORDERING _________ UNITS $9795 Ca IWo Wks delivery NAME _____________________________ SIGNATIIV Anr3pFcc CTAT 710 1/5 SCALE WINGSPAN626 FASTANDSLEEK NE 40-45 FOAM CORE WING 0 CHANNELS 4-5 BALSA FUSELAGE IL $15995 PH ONE IL Now Available Wherever RIC Models Sold.or Write ST CROIX MODELS PO BOX 2796 PARK FALLS WI 54552 far know its unique envelope performance Want bet know old business what happens area changes size Area squares loading goes down Reynolds number goes up Change size enough have totally different machine Surprises new problems new solutions unexpected K looks orthodox albeit boxy managed draw inside straight original different three respects airfoil short coupling stabilizer bottom escapement days designs flatbottom airfoils ballooned out turns wind often stalling badly whip stalls too flew out-of-sight downwind under full controllike riding wild bull Some air ocean dont hear word penetration once have nice day its time Penetra tion universal objective word boxes sold airplane kitseven penetration remained ever illusive small K thin airfoil mutated Phillips entry sweeping-up bottom camber spar leading edge line drawn between extreme lead ing edge trailing edge provided dec alage angular difference between surfaces stability know now really deviation semisymmetrical section came blessing minimum CP travel Note Goldbergs later low-wing designs plane didnt balloon stall flew like modern full-house feature perpetu ated design although time escapement fliers didnt like because wanted bob around float 180 approachiesand always came up short K grooved beat themselves chains Short-coupling oontributes informal breathless three-channel aerobatics generous dihedral chance location bottom stab short ooupling its bit like crazy bipe because just could some sort slot phenomena grooved senses No wonder scaled-up proved friendly although strange bird 7 lb K&B 40 takes off one-third stick rotation pilot fast taxi flying full power 6-ft 4-in span 13-in chord climbson wing engineat surprising rate Trimmed out its bit fast tired blood supersonic ice-wagon Before got trimmed found soared 360 landing pattern turn downwind crosswind Rudder-trim circles near idle shut off overshot everythingand drove mad floating just penetrating like some kind Sailplane stays stepand reaches out point discouraged kit because wasnt mainstream thought seemingly fine trainer Giant Scalewhich also soared would buy straight-up days Continued page 30 28 Model Aviation -N L353 W 5 H091 Wt 300 tents PednOcaler 5qairies Are Invited Two TOP QUALITY Canard Kits lANA 1/4 SCALE SPAN 485 ALL BALSA ENGINE 35-45 EASY TO BUILD NELS 4 AND FLY IL $12995 7 IM CYANOACRYLATE SPECIAL NTRODUCTOR ListSaleSavings 1 oz Fast Cure 3-5 Sec495$24500/0 Off 2 oz Fast Cure 3-5 Sec895$39656/o Off 1 oz Gap-Filling 5 Sec$250% Off 2 oz Gap-Filling 5 Sec895$396560/0 Off OUR GUARANTEE TO YOU satisfied POSI-CURE please return unused portion within 30 days full refundNo questions asked SHELDONS HOBBY SHOP 3157 Alum Rock Ave Jose CA 95127 FOR ORDERS ONLY PLEASEVISA 800 228-3237408 251-0789 Out State INFO 408 251-0787 California $300 SHIPPING per order Hours Mon-Wed Fri & Sat 930-530 FAST SERVICE Thur 930-900 1200-500 COD ADD $190 Since actually overshot 560-ft strip low approach could hardly get own small field over obstacles What Flaps Fortunately decided spoilers high L/D planes can used once size movement de termined throughout entire power range well glide Model via don will publishing article spoiler technique Krackerjac Ill leave good stuff Suffice say spoilers no approach problems can come down 450 600 angles pinpoint distances playing spoilers power elevator nail spot first third nhnrt strip find versatility fantastic thinn aborts flies around again spoilers outif wish try Now Enya 46 four-stroke 10-7 Master Airscrew guest-flown two good pilots did consecutive outs ides flying off topat weight displacement Steered great verted Entire flight half-throttle stick too Too bad spoke too soon about kit that saw itonvideo says such big plane must have 90 please Whats use requires rigging realignment verticals would look great outsides would open up like halo around moon spoiler fun might disappear Roy Rogers proved cant slow down Some want stay dark ages am against 1981 World Soaring Champ DWIGHT HOLLEY FEATURES Sailpianes ious Eiectric Planes Thermai batic imer Sport Scale tric Gildera ASTEOFLIGHT MOTUS IN STOCK SANYO SANYO SANYO ery Special N 800AR weigh 36 Grams N 1 2005C 52 Grams N 1 2005cR Red Jacket 52 Grams ea New Super Cell SANYO N oosc weigh 39 grams same dia 1200s % length will deliver least 950 MAHI -- $375 HOLLEYS SILENT FLIGHT 203 748-0083 151 CHESTNUT RIDGE ROAD BETHEL CT 06801 a 0 a z 0 L 9 0 4 updated Rookie cant say devil made am sure wont hunt thermals Im last person earth youd expect turned-on new FAI Turnaround pattern sent Australia plans Tom Prossers Turn around first new breed seen cover Airborne just standard engine no-pipe fixed twowheel gear size area slight dihedral felt like going home strange 1962 version Rookie taught myself fly ailerons roll inverta fine basic trainer wheel has come full circle Now ideal trainer especially 60 four-stroke like Enya happened use original Rookie sort mimic AT-6 relied thick airfoil 6 sq ft area weight 6 lb perform close-in aerobatics speeds did overheat human black-box huge wheel tread handled crosswind large wing tip plates just heck revision cosmetic wash out never stalled tip could hung out dry plates probably made rather small ailerons effective because spite its long wing shade short coupling tracked nicely through consec utive rolls bit ponderously needing brief slight stab down inverted point never trimmed elevator regardless right-side up inverted Perhaps memory plays tricks airfoil zip home brew Continued page 131 30 Model Aviation ELECTRIC MODEL & SAILPLANE SPECIALISTS FEATURING ONLY STATE OF THE ART ITEMS CALL OR WRITE FOR FREE DESCRIPTIVE FLYER ADAMB SPEED CONTROLLERS RNER OFLIGHT KELLER 015R Plane Talk/Winter y~ Continued page 30 nodelcrajr QHobbies TOUCH UP AIR BRUSH ARISTO TEX COVERING MATERIAL NEW AND THE BEST YET CONTOURS BETTER WITh RICH COLORS BETTER STICK ING AND FUEL RESISTANT RED BLUE BLACK ORANGE WHITE GREEN ANliCUE YELLOW 2 METER ROLL $720 say symmetrical Section Cfl lift zero degrees attack So having ignorant ball elevators always precise neutral does plane fly inverted down-trim down-elevator its V3 airfoil upside down should impossible Inverted must have entered nose up some slightly surfboarding won der Once extendedflat low pass rolled inverted elevator compensa tionand lost radio Reed servos maintained neutral signal ship continued same line slowly faded left distance faded right circling entire area wide distance still flat came back overhead regained control rolled upright throttled landed dead ahead drag and/or power line like present Pattern ships wing tail maintained level flight upright could inverted such airfoil compensation No climb No dive other points too Taxi walking speed hold full-up could walk beside plane flight nose-high ground cushion Picture flared landing speed another occasion radio lost except rudder did lose eight out 10 channels plane saved landed shallow dihedralyou can see its impor tance true basic trainer consider Falcon Senior same ball park 35 power hackers snowed guys insist gotta have POWER get out tight spots get tight spot power nine out 10 cases pouring kerosene fire farm already bought reassured can always throttle back dont believe tooth fairy Beginners dontthey freeze supposes good takeoff technique remains forever problem hotshots Firewall thing blast down runway briefly yank elevator bore skyward STOL What scares incipient takeoff snap Kadet et al simply full-scale F-15 Son must fly F-i 5s Its fashionable Maybe will go fly Cox Rally ultralight Bill Winter 4432 Altura Ct Fairfax VA 22030 PS anyone wishes argue about above dont bother Im beyond redemption Stunt Fun Lou Roberts Oh say youve turned circle time Perfecting form pattern still doesnt look worth dime Well buck up dont get discouraged Remember aim game Very few can win satisfied can stake fun claim FOR DETAIL PAINTING OF AIRPLANE WINGS AND BOATS TACHOMFIER W/LED READ OUT FOR EASY FIELD READING CAfl00 ACCURATE ENGINE RPM U 12 PIECE wm CARVING SET FOR HOBBYISTS/I 4K QUICK HEAT SOLDERING GUN 21 PIECE TOOL SET U S SIZE SCREWDRIVERS PLUS PHILLIPS HEX AND WRENCH TYPES $703 J TRIPLE HANDS WITH MAGNIFIER FOR EXTRA HELP IN HOLDING THOSE SMALL PARTS WHILE03 SOLDERING GLUING OR PAINTING MAGNIFIER LAMP WITH MULTI POSITION 39 PLEXIBLE ARM 3 DIOPTER $3O LENS FOR 4 liMES MAGNIFICATION Super Drone/Johnson Continued page 36 fairing tank hatch Cut out extra piece top Former #21 suggest bolting place Build up tank hatch -in balsa hatch model held rubberband over 4-40 machine screws however internal hold-down would look better dont mind spending extra time Round off corners fuselage sanding especially front firewall Install servo rails Landing gear main gear L-4 size put out Great Planes Drill four 440 holes gear top plate attach fuselage ply mount No 4 sheet metal screws put blind nuts use machine screws used Sig 8-32 x 1-in socket head bolts wheel axles plain nut wheel elastic stop nut inside gear works just fine 3-in Du-Bro treaded wheels nose gear Tatone No 206S two-leg unit chose side engine mount because seemed offer better appear ance Tatone unit isnt available good substitutes would Fults Tooling Co gear Royal heavy unit landing gear arrangement produces very sturdy setup model taxies posi tively clears unmowed lawn grass ease nose wheel treaded 2in Du-Bro steering via Du-Bro cable Tail surfaces model pictures has Sr Falcon foam stabilizer Wing Mfg Co assembled according instructions included kit may prefer use Goldberg balsa stab comes kit build scratch foam stab cut out required notch fin epoxy finished stab onto fuselage Take care align properly cured epoxy -in balsa fin notch add dorsal Make sheet balsa elevators rudder hinge stab fin Miscellaneous Super Drone powered plain-bearing Fox 45 RC engine Power lovers might prefer ballbearing-type 45 60 have skill reflexes diffi culty fitting muffler requiring -in nylon spacer behind engine mount exhaust deflector attached cor ner firewall Take particular muffler account mounting engine different brand engine mount may allow fitting muffler easily suggest socket head bolts engine mounting may use either blind nuts elastic stop nuts washers inside firewall used Sullivan RST-8 fuel tank Try keep tank level engines December 1985131