First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME
Edition: Model Aviation - 1990/11
Page Numbers: 14, 16, 18, 20, 22, 158, 159
First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME
Edition: Model Aviation - 1990/11
Page Numbers: 14, 16, 18, 20, 22, 158, 159
First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME
Edition: Model Aviation - 1990/11
Page Numbers: 14, 16, 18, 20, 22, 158, 159
First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME
Edition: Model Aviation - 1990/11
Page Numbers: 14, 16, 18, 20, 22, 158, 159
First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME
Edition: Model Aviation - 1990/11
Page Numbers: 14, 16, 18, 20, 22, 158, 159
First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME
Edition: Model Aviation - 1990/11
Page Numbers: 14, 16, 18, 20, 22, 158, 159
First aid kits flying field Safer selfstarter comments inverted Helicopter fuel ad What wind penetration Switch RC transmitters first Off last FUEL PUMP fire Some time ago asked comments potential hazard us ing electric fuel pump transfer gaso line can model Several peo pie responded described what con sidered safe way time received no letters cited specific incident fire explo sion resulted couple weeks ago received tele phone call AMA Executive Director Vince Mankowski stating re cenfly incident Florida involving fire resulting use electric pump gasoline Vince did have details incident asked issue word caution column about such practice Bearing mind over years automobiles have employed electric fuel pump transfer gas tank carburetor am opinion safe system can designed model use ever unless know what youre doing suggest stick manual pump Ive mentioned before Du-Bro F/P 491 hand-operated plunger pump mounts cap plastic metal fuel can pump body contained within can will function glow diesel gasoline fuels First aid follow-up October 1990 sue column discussed need have first aid kit hand flying RC mod els suggested David Wood retired MD Just days after mailed column magazine re ceived another letter same subject gether sample first aid kit being marketed Hobby Craft Instruments sample first aid kit sent David Warustaff stated will guard against field injuries however Continued page 16 N K ILLI ThOSE YOLA NEUCOPTEg i2-t3 I RA6NPLIE AE STEALM& Ac-AlN V 14 Model Aviation John Preston Safety Comes Flint column provided addiess Items concern regardIng safety aspects model aviation activities Content column howevet opinion author does necessarily represent official position Academy Model Aeronautics Bill Nelson demonstrates sate engine-starting technique using newly developed acces sory calls Kranking Want get Theres lot Information column WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY Satisfaction Guaranteed Direct Only SALU SHUTS N 45 50 118x233 3/32x240 118x243 3116x249 114x256 1132x337 1120x337 1/16x33749 3/32x34458 1/8x35874 3116x38384 114x37598 5/18x387115 3/8x390128 112x3114180 314x3170200 1/16x45878 3132 x 47297 1/8x482109 3118x496126 114x4115139 3/8x4170235 112x4235273 MATcHED SHUTS 43 3324100 /64106 3164120 144131 BALSA STICKS N48 1/lOx1/410 1/16x3/811 1/18x1/215 3/32x1/412 3/32x3/813 3/32x1/217 1/8x1/800 1/8x1/412 1/8x3/813 1/8x1/218 3/18x3/1812 3/lBs3/818 3/16x1/222 1/401/418 1/4x3/821 1/4x1/222 1/4x3/434 1/4x 142 5/16x5/1623 3/8x3/829 3/8x1/233 3/8x3/444 3/8x.154 1/2x1/238 1/2x3/448 1/2x160 5/8x5/852 3/453/475 5 V BALSA 1R5ANLES N 4425 38 3830 2235 34 3445 55 BALSA PLANKS N 90 157 219 253 11123302 11124396 22 231 23 335 24 475 33 515 34 715 TAPE NED SHEETSN 1/4265 143 85 382 88 383 98 1/2320 3118 3719 4524 5619 8121 31 7126 28 32 4845 5657 8630 7539 8449 14458 20073 55 56 82 70 98 BALSA HOT LINE I Cal 666 7456394 10m& p Cetrel r.IlSmin600I PIE i ~ IZViA~ CUSTOM CUT CONTEST BALSA Sheets Piece Sanded Close Tolerances AAA Grade Dried ped 100% serious modeler want performance must try 4-6 lb balsa UGHT 4-6 LB WOOD 36 1/323 1/303 1/162 3/323 IB3 3/163 /43 363 1/23 3/43 33 1/164 3/324 1/84 3/16R4 1/44 364 1/24 82 82 82 74 91 106 125 180 150 300 425 88 119 136 167 139 256 388 TWML8fE6 EDGE N 114132 34l6I1/435 351 1246 1/2270 39STANVOLUE 1 oT Thick300 1 oz Thin300 202 Thick550 202 Thin550 aASSWDeD48 31631626 3181/430 3163/838 31811246 3/163460 1/41/442 1/43/849 1/43/480 3/83/860 381/270 3/83/490 1/21/290 123/4100 aUrEOLE DEALS 20-1/1 8x3x38699 20-1/1 6x4x35 1035 20-3/32x3x36875 1 5-3/32x4x36955 15-1/8x3x38750 10-1 /8x4x38695 15-3/1 8x3x36940 103/1 8x4x38835 10-1 /4x3x36655 10-1/4x4x361050 10-3/8x3x35890 5-3/8x4x36655 5-1 /2x3x36540 5-1/2x4x361110 10-3/32x4x48885 5-1 /8x4x48500 5-3/16x4x48600 5-1 /4x4x486A5 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPUCESTICKSN48 1/8 I/S1725 1/6 1/42026 1/8 382232 31/63/162838 1/4 1/43450 1/4 3/84055 1/4 1/24565 383/84989 3/81/28077 1/21/28688 I/2X 3/47597 SPMICE TWANDLES 3/83/8 1/2 1/2 3/434 LIII P17W 118x6178 1/8x12380 114x6275 1/4x12510 HAND SUAPLE 1438 3/83/8 3/812 3/934 34 IS. 40 45 60 58 68 SIICHDOWELS36 ls09 316 5/S 38 11 14 25 32 IPIVDRCM4W 1184x12898 1132x12475 1116x12478 115x12498 S PLY3McNW 3132x12780 118x12775 N 3/16x12628 64315x12728 eaeewa L8 MiNIMIS llbhea 3/8x3/4l1/846 3/8x3l416/32146 1/2x3/413/16150 LONE STAR MODELS Cant4S Handling Charge pay PUS Add $350 COD $400 extra PP APO FPO 1*23 S7tI St Luhbxk TX 79412 SURe WeaccepoVISA. MasterCard personal checks COD 5%%tns Texas US currency Mm wood order $1080 AmVp DQA DesIgns e D4C 00 DA QeslgRbS 00 C 0 6 I QUARTER SCALE PLANS QuerterMaster Sport 3 Ouadra30.73Spafl.EZbuI S Pp0 0 DAVIS 0IK SOGSpan Quadra 35 power dm1/arPPO 4-CYCLE PROJECTS AKRON FUNK 4 DyOI. Fntlc PSeP Is1 ________S 603 Span. Wnh n4 81MB sOa/ Modal K . 76 Span. 61-75.4Cy PPO TSTER6*s15 Mops PHOTO DOCUMENTATION RRCKS availableOn Scale Plans ALL PLANS ROLLEDSHIPPED UPS OOnpIRs IntnotIOn Bookist Send slO0 Catalog Cg Rds lbS Slat RqeIdntd Sad .. SlIt Send 0Se06 Rd G COO AllOw 3 05la lOP 0/150k 10 0/55 could help out accident occurs Da vid went say flight line first aid kit developed fit easily field box provide enough first aid sup plies handle minor injuries addi tion handy item company offers larger first aid kits will serve up 50 people would smart addition club field does already have price personal first aid kit $350 large kit 50 people $42 Hobby Craft instruments has other products scalpels sanding masks medi cine cups mixing epoxy etc its catalog free send SASE Hobby Craft Instruments 9279 Cody Over land Park KS 66214 recommend drop line right away Safe starter Devices intended minimize likelihood feeding fingers through prop always get attention phone call Texas modeler Bill Nelson described such device has de signed planning market Bill fered send example few days af ter phone call returned home find UPS deposited large box doorstep upon opening revealed Bills Kranking photo elsewhere column shows Bill using Kranking self-contained starter/ battery unit mounted stand starter has modified energizes pushed rearward mounted top Continued page 18 R/C SEMI-KIT stock 8 Osslor hqirl /0*494 S/408T IC/TN INCLUOR STYROFOAM WING CORES CANOe/ES COW/S PLANS ENGINE MOUNTS 9/8/WA//S MO/OLD M/SC PARTS SOME HARDWARE AND MATER/A/S 1/ST FOR BALSA AND ADD/1/ONA/ 0/P THE SEE/F ITEMS AUM2 ZERO 54 SPAN3750 P40 TOMAHAWK 55 SPAN 3750 P39 AIRACOBRA SS SPAN3750IA* P5/U MUSTANG 54 SPAN3750 C2D2 P0/GORE 54 SPAN E WA/P RE 54 SPAN3750//IOoO A-26 /NVADER AS SPAN. 0493q0q15 P38 L/GHTNING 70 SPAN . 7495 P40 CORSA/R 36 SPAN . 4493Z ORD88IPdO SEND CHECK OR MONET ORDER FOR REOS/RED AMOUNT P/US 54 50 FOR K/I CANADIANS ADD 3750/ ILLINOIS RESIDENTS ADD 0/5% TAS WING 111g 306 E SimensGalesburg IL 61401 16 Model Aviation HAtEr sItAkuL kRC PRE-BUILT 0 SHARK $21495 SEE YOUR HOBBY DEALER FIRST SEND STAMPED #10 ENVELOPE FOR INFO KINGS WAY RIC HOBBY SUPPLY 5559 RICHMOND HOUSTON TX 77056 DEALERS ONLY 1-800-621-7783 rDISCOVER HOW GOOD FLYING REALLY CAN BE EAA flying its very best Whether youre pilot builder simply enjoy airplanes EAA Once youve joined become integral part aviations dynamic group EAA can organizationis recognized internationally newsmaker aviation today hing cutting edge sport aviation technology new exciting limits Foran adventure can experiencewith others share passion flying JOIN EAA JOIN TODAY $35 ANNUALLY call EAAs TOLL FREE MEMBERSHIP HOTLINE 18003222412 Major credit cards accepted Wis residents call 1-800-236-4800 Hobby H0 rn4 hobby specialties MIUVYMY MUD1L Co Old timer Kits R/C AND FF Hobby Horn discount prices MMc FULL KITS listed Fuii Kits Include cut parts pian strip sheet wood wire window materiai Kits marked wire landing gear pre-bent 1936 Flying Quaker $8476 1938 PowerlouSO 50$2996 1937 Long Cabin 78$4716 1939 T Sporteter 5*$2996 1937 Quaker Flesh 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3598 ISAGNew Ruler 74$7116 NWThermic 100 Glider EadlaLtit 100 Span Old Timer Sejiolanemodifica ions s own PJCl.$4000 P & W MODEL SERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 MIss AmerIca 84$7196 1938 Buccaneer 84$5996 1937 DallaIr 108$7516 1938 Clipper Mk 172$3828 1938 Kloud King $4236 1938 Powerhouse $5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda Wake 44$1916 1939 Mercury 72$5836 1939 Zipper $5356 1940Raner18$8196 1940 Saiip sne 78$8476 1940 So Long 50$3036 1941 Brigldier 56$4076 1941 Super Quaker 78$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7276 1941 r 5R£4238 82 Page 1990 CATALOGUF 00a200$2 pp/let Class tree $2000 addrequested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $875 Over 15173 MCN STAI $7000 add $450 Calif add 625% tax BOX 2212 Send MO VISNMC # &WESTMiNSTERCA 92684 Explor CIeck allow up 8938311 30 dss clearanceHou Mon-Fri 9AM Something Everyone 0 SPORT AVIATION authoritative monthly magazine recognized worlds finest aviation publications S Three special Divisions interested specific aircraft Antique/classic c lAerobaticl Warbirds 0 EXPERIMENTER hly publication homebuilding light plane ultralight enthusiasts 0 An extensive chapter network active 700 local areas 0 EiSA Technical counselors advise construction proiects 0 EM Family Memberships S Specialized aviation insurance coverage 0 EM Mastercard Gold Mastercard programs 0 Full participation EMs famous OSHKOSH Fly-In convention many benefits Get full story. battery box sized accept 12volt motorcycle battery However can just easily install did 12-volt gel cell Kranking stand designed ac cept starter/battery unit need fasteners also designed such manner does need secured ground order function beauty arrangement Kranking least other similar de vice described March 1990 col umn behind prop during entire starting operation no need reach over rotating prop re move glow plug igniter tweak nee dle valve Bill has designed Kranking folded stand can used sup port starter/battery unit prevent falling over being transported Ive tried it works like charm want information Contact Bill Nelson 283 Orleans St Beaumont TX 77701 Fuel advertisement Several letters criticiz ing advertisement Byron fuel prompted discuss August 1990 Safety column advertisement de picted RC Helicopter being flown invertedand just few inches off groundby Mike Mas letter writers believed ad depicted hazardous opera tion commented Helicopter may have photographed tele Continued page 20 w Fults Tooling PO Box 95 champaign IL 61824 18 Model Aviation k ¼ Scale RFBOO Dual Sinit Nose Gear 1675 PLANES BOATS hELICOPTERS RAPID NICAD CHARGER field charging nicads $5995 adjustable 100% capacity MOSIET field charger RX TX nicads Using state-of-the-art MOSPET technology can rapidly field charge 48 V RX 96 V TX nicads simultaneously independently Plug cigarette lighter socket plug included push w button unit will restl Will high current charge PULL 100% CAPACITY WIThOUT TIlE CAR EtIGIINE RU1ING 120-140 V source using Automatic Voltage Sensing will revert trickle charge LEDs indicate charge status Nicads can also trickle charged having first go through fast charge Current adjustment up 1000 mA Ifactoty set 500 mA allows fast charging nicads excess 1000 mAll capacity ability used home trickle/overnight/fast charging system using 12 V DC power supply GLOW SWITCH 2 & 4 STROKE ENGINES $3995 board Glow Switch allows easier safer starting 2 4 stroke engines Just throttle back flip prop No external batteries cords deal Automatic Turn means unit shuts off receiver powered down Will work AM Fri & PCM radios Servo reversing adjustable trip point LED indicator Will work 1 2 glow plugs Ideal inverted cowled engines Provides reliable idling especially 4 strokes Unique Voltage Tripier DUAL MOSPET design ensure extremely low voltage drop therefore maximum heat glow plug Unit shipped tinned leads Also available installed Putaba J connector $500 additional RIG Electronics HINOVATPI/E ELECTRONICS 304 Fox Kun Hudson New HampshIre 03051 882-6022 BATTERY MANAGEMENT System IIIOSFET nicad cycler $18995 MOSFET nicad celer designed specifically planes boats heli copters S overnight/trickle outputs capable charging 1109 cells infinitely adjustable lOX over night charge current ability discharge both RX TX packs digital discharge tinier 3 outputs allow simultaneous separate charging Vt. TX AUXILIARY eg glow plug starter battery nicads Nicads will charge overnight rate 17 hours 4 minutes before automatically switching trickle rate Adjustable control allows charging RX pack up 2000 mAll capacity TX output can discharge Band 9 cell packs 500 mA fiX output can discharge 4 S cell packs 500 500 mA True Constant Current sources used chargeidiseharge modes power up BMS ONE will always come up overnight charge mode ensuring fully charged batteries event momentary 110 volt power loss Utilizing Current Detection Circuitry LEDs can illuminate current aetually flowing out batteries Large digital display anti-glare filter shown RX TX discharge times Unique CAPACITY CALCULATOR will allow milliampere-hour rating batteries determined Prepaid Orders Money Order Certified Check Shipping & Handling $500 COD Orders Cash Certified Check Collected deliVery Add $350 above amounts DEALER INQUIRIES INVITED Irices Subject Change Without Notice Designed manufactured USA photo lens can distort perspective make things look hazardous really Another letter took issue com ments arrived almost simultaneously letter Helicopters pilot Mike Mas Following Mikes letter describes photo ad planned executed compelled submit thoughts after reading Helicopter Fuel Ad com ments August issue Safety Comes First After devoting over 30 years radiocontrolled models 24 spent research development providing consulting services Helicopter manufacturer world consider self professional pilotand part re sponsibility has entailed perfect safety re cord Perhaps might help relax concerned spur-of-themoment decision fly inverted inch off ground started quite some time ago flew Helicopter inverted first time world 1979 advertisement photograph taken professional Helicopter modeler over 10 years experience using telephoto lens located some 30 ft model Helicopter prepared shot extremely lightweight main ro tor blades having no tip weights safety Continued page 22 old timer perfectly proportioned modeung Curtlss Robin 049 EngInes -Channel R/C 41 Wingspan Electric Power Optional 622*5 uir eros Very few lull scale airereft ideally suited model flight appealing old Curlies Robin wee born spruce lines age beautifully proportioned rubber electrIc glow engines Easy Ion build trainerlike performance Flyline Models Catalog tOg P5000170312730503 MODELS INC FLYLINE Box 2136 FaIrfax VIrginia 22031 USA 20 Model Aviation NOWA TWO TAPE SET tap youve waiting finally here! youre new hobby just want learn secret of wood plane construction ia YOUI PLANE VIDEO Presents BUILDING IT RIGHT THE FIRST TIME FIRST NO-NONSENSE VIDEO OF WOOD AIRCRAFT CONSTRUCTION APPROx 4 HOURS ON Radio installation 0 Fuel task installation 0 straight wing building 0 New engine setup 0 InstallIng hInges 0 Fuselage cOnstructiOn OShear webbIng OBUILDING STRAIGHT e Applying PG clothS Installing pashrods e Servo installation0 Covering film 0 Setting up new radio 0 Eliminating warps 0 Dozens building tips 0 Aligning Balancing 0 Slab tail surfaces 0 Final checkout 0 Aileron installation 0 PLUS MUCH MORE CREDIT CARD CUSTOMERS Use toil free number place order Have VISA MasterCard VISA ready caIl-24HR5 DAY ORmail 534955400 S&H foreign orders add $8 00 S/H PLANE VIDEO MasterCardRO Box 23128 Cliv Iowa 50325 Iowa residents add 4% sales tax OL*eOiso TOLL FREE[80 01 38382 51TOLL FREE 24HR24 HR OR 15l51223-0597 reasons main rotor speed reduced safe 900 rpm Since Helicopters sit level hovering order get hub Hel icopter less inch off ground retreating blade practically ground level tops main rotors outfitted skid plates actu ally touched ground numerous times dur ing rehearsal shots event en gine failure loss control rotor would come almost immediate stop Any projectile leaving machine would shoe level reality hovering Helicopter upright eye level can considerably dan gerous pilot maneuver mention adjusting needle valve fixed-wing plane face hands mere inches prop conclusion what ad reveals Helicopter pilots equipment radio systems have progressed point has surpassed full-scale technology hobby belongs us some us choose write complaining letters oth ers choose play part contribution what hobby today thank Mike Mas rebuttal letter now consider inverted Helicopter matter closed Helicopters bugs Staying sub ject whirlybirds modeler Petrinelli Newport VT asks possible sounds emitted model Helicopters could interpreted insect world decla ration war Twice very short space time Mr Petrinelli testing Helicopters engine attacked some type fly ing insect first stung him upper lip caused him inadvertently try stop main rotor hand Has anyone else similar experi ence Comments welcome Switch-off sequence Always turn off RC systems receiver before transmitter switched off first les sons taught before flew first RC model 1968 Two recent letters described incidents sequence followed result two models developed minds own Bill Laskar modeler Albu querque NM wanted see RC OldTimer would spin own words Im types likes hear own engine flight gets pretty difficult lot twostrokers flying around So waited lull fired up took off quiet didnt last long sky got pretty busy decided no time practic ing spins announced shouted actually landing set up pattern lined up runway final approach shifty Continued page 158 RED MAX PREMIUM FUELI fuel beginners & sport flyers should usa Avail synthetic castor bland .RED MAX 094568563560058014300 RED MAX 5109079574572565120004 RED MAX 10129089584880872524972 ______ RED MAX 12144098392888077228192 _______ RED MAX 1515901070101091482031412 _______ RED MAX RACING FUEL Trophy winner planes boats ft cars two boat blends castor ok up 40% nItro RED MAX 20174512A511701125102543188 REDMAX251990142013301284119450272 REDMAX402608193318081716153971708 RED MAX so3183228321231973178085988 RED MAX8032202395222521231998100228 RED MAX 6533252500233022212113107404 RED MAX 4-CYCLE FUEL Eliminates detonation ft kickbadc 4-cycle engines smoother Idle ft power 104 CYCLE129089584580872524972 154CYCLE1590 1070 101091482031412 RED MAX HELICOPTER FUEL Extremely smooth runnIng extra defoamer drk color specIal heavy oil hellcptrs 10 Helicopter1340 945 895 858 77527672 iSHelicopter1840 1120 1080 964 87034112 RED MAX PERFORMANCE FUELI High flesh point heavy oil use wIth tuned pIpes ducted fan ft other heavy dty app 5 Performance114084579577570122704 ________ 10 Performance134094589585877527672 _______ iSPerformance1640 1120 108096487034112 ______ RED MAX PArrERN FUEL Proven best fuel pattern engines usIng pumps end tuned pIpe SPattern1105810780740686_______ 10 Pattern1305910880823740_______ 15 Pattern160810651025929835________ ______I 20504 25372 28692 SUPER TIGER 3000 FUEL Beet fuel Super TIger 20004000 engInes Super Tiger 3000 1290 895 845 808 725 24972 SMOKER FLUID best smoker fluId 2 end 4 cycle engInes Smoker Fluid120089584580872524972 CUSTOM BLENDED FUEL INGRDIENTS Available type engine use Call prica Mm gallon boats-cershelicoptersspaed-pattern-scala-/ scale-kavan-ignitlon-st3000 CITY Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other 22 Model Aviation RED MAX FUEL Order Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY ON THE LEFT THE TOTAL ON THE RIGHT Freight free qts gals No hand ling charge Freight collect drums Deduct 3% prepay Mix qty Total qty deter mines price SC orders add 5% sales tax Dealer club prices avail Accept credit cards checks COD COD add $2 per cartonl Personal checks may held until cleared OTYFUEL1 GAL 4 GAL 24 GAL SO GAL 128 Gal 54GAL TOTALS ordered MIXTUREDRUMI AMT RED MAX DIESEL FUEL Superior diesel beck list popular demand cuatomers Ball Bearings1767 1326 1290 1164 1080 DisselplanBeeringa18671426139012641180 PLEASE PRINT CARD TYPE AND IUA ____100% money back guaran tee com pletely sat isfied reason Red Max has _____more power better idle better wear char acteristics other fuel Grand Total Safety/Preston Continued page 22 wind gusted apply power No joy landed short rocks tall weeds hid plane couldnt hear engine didnt see dust rising parts flying figured got away noticed going have cross runway retrieve plane checked sure no landing started cross suddenly plane leaped air did daradest ver tical spin have ever seen couldnt lieve what seeing reacted franti cally trying gain control stop wild gyrations plane zero con trol stalled out went big loop hit bottom arc got lucky time did see dust parts fly eternal optimist said Its repair able what caused plane come life take off its own least two things First couldnt see hear en gine runningeven though throttle trim clear back cutoff Second violated basic rules RC flying Always turn off receiver FIRST assumed engine wasnt running since radio six meters seemed safe turn off transmitter Wrong Somethingor some other radioswamped sent plane flying again out control Fortu nately crashed hurting anyone message clear Always turn off receiver first remember flight aint over till its over second switch-sequence lucident described Gene Martin Wiregrass RC Club newsletter edited Harvey Yoder incident occurred Gene competing club fun fly Big Stick 40 landed grass beyond runway suddenly pos sessed urge run amok came back across runway roared past tried futilely control narrowly missed several people before destroying self against tailgate pickup truck have never felt helpless life After lot good-natured kidding everyone present started examining plane try find out what hap pened Everyone agreed lost ra dio contact modelbut have radio out going checked think problem boils down pilot error world can say Simple honestly believe review ing what happened after plane landed assumed engine dead turned transmitter off No big deal un less have PCM radio fail-safe 158 Model Aviation SIDE WINDER Ready Excitement 60-91 4-CSymmetrical 40-612-C j 56 Inch Wing 700 Squares Premium Parts Quick Construction Suggested Retail Price p11995 Dealer Inquiries Invited Qflyuj .We know want flyl 1731 NW Madrid Way Boca Raton FL 33432 367-7744 4 See local dealer first. Additional formation Available five-channel Futaba PCM factory programmed pull throttle back about one-eighth full plane loses its signal air Thats great plane idling ground guess what suddenly accelerates one-eighth throttle Everything happened fast am 100% sure transmitter off However got truck plane crashed transmit ter off So am pretty sure am culprit PCM radios fail-safe great please remember lose sig nal air ground throttle going move Wind penetration wind penetration F-86 give some advantage statement appeared newsletter re port April 1990 Top Gun Scale con test statement concerned first- second-place aircraft both Vio lett F-86F Sabres recent Scale contest Virginia bumped good friend Bob Crosby hadnt seen quite some time Bob reads column suggested get some thing controversial going againlike downwind-turn myth So correct think Im wrong no such thing good bad wind penetration comes either model full-scale flight performance open ing sentence segment should have said high airspeed F-86 give some advantage Letters sub ject encouraged Have safe month Roto-Raven/Michaelis Continued page 31 mum throw Adjust aileron differential pot minimum movement upturned panel Connect flap servo throttle chan nel use trim tab three four de grees reflex maximize penetration flaps channel 75P Spo Elev pot gives pitch compensation Move TIiebull R/C Idle-Bar Glow Plugs Long Short Also.Only $189 Traditional line non-idle bar Glow Plugs Six Types 3 Heat Ranges High Performance Glow Element Blow Proof Seal Only $149 Swanson Associates PO Box 151 Wayne NJ e 948 07470 November 1990 159 RAINBOW RUNNER 25 or 45 Gfll PRLCISKN PRoDUTS INC 714 5925144 510 E Arrow Highway San Dimas CA 91773 AT LAST An Effect ye H gh Tech Engine Cleaner RIC Engines Removes Burned-On Fuel Residue Encrusted Carbon anteed ONLY $695 CA residents add 725% tax Clean Engines-Run Cooler-Last Longor Send Check Money OrderTo AIRBORNE HOBBIES 3764 30TH ST SAN DIEGO CA 92104 619543-9703 DEALERS INQUIRES WELCOME