Letters to the Editor: Thanks for Your Help

Letters Edi tar September 1992 issue Model Aviation requested motor/propeller data interested modelers evaluate com puter program Electrics evaluation has completed program now available thanks wrote MOTOR program evaluates performance electric motor/propeller combinations runs IBM compatible machines copy please send formatted disk 31/2 5 along SASE Ken Rusnok PO Box 4643 Fayetteville AR 72702 Along program text file will included contains equations used Last informed availability commercial software evaluate Electrics product name Aero*Comp information please contact USR&D Corpora tion PO Box 561 Denville NJ 07834-0561 Thank Ken Rusnok Fayetteville Arkansas Thank AMA free flight persuasion thank December issue cover rich issue community coverage Hying Aces Nationals particularly good An issue year like December will have robbed us things grumble about Grant Carson Westminster California Believe enclosed. written Frank Barone true coincidence may never happen again would like share incident fellow modelers what better way have put Model Aviation have ever lost plane dont lose hopeyou never know may come home much younger walking woods near home Rosedale Long Island saw what left model plane larger own picked up pieces took home too parts free flight plane Upon examining what picked up Ohlsson 23 ignition engine homemade aluminum mounts homemade tank plane Cumulus free flight colors blue yellow engine converted glow plug installed another plane used Well 35 years later talking Frank Barone member LIARS Club down field Long Island Frank describing free flight plane 35 years ago flew away him thermal Frank also described cut crankcase bolts fit mounts plane made mounts tank hand examined parts went home definitely Franks plane 35 years ago about Knowing gave engine parts back Frank converted back ignition engine still ran like charm said Frank asked Uh Richie rest plane Frank Barone Richard Bockley RC Flyers Net Ham Radio 3933 MHz network devoted RC flying now being held 3933 MHz daily starting 1 100Z 600 am Eastern ending 1200Z RC Flyers Net follows much older established net usually ends around 1100Z purpose net talk about RC flying large number RC hams over US talk about RC equipment try help other RCers may having problems equipment expand enjoyment RC flying hobby As well know somebody knows something about piece RC equipment now use has use just may person can help someone else problem keeping hangar instead air SWL drop card either addresses listed below question will aired probably answered just looking get great hobby RC flying RC Flyers Net great opportunity talk fliers June 1993 5 Thanks Help NEED BATIERIE7 m t12AH$1200 l2VoIt65AH$1500 VISA MASTERCARD DISCOVER PING & HAIJflI INIt OL CTAY ID El CkITC Search Vacation Flying Sites Does anybody know stretches highway US plentiful casual flying sites can found am hoping combine scenic family vacation opportunities get out car fly RC control line rockets along way disappointed recent trip Las Vegas area find almost otherwise suitable roadside land heavily fenced Orlando difficult find parking lot ball field fly 1/2A control line driving 40 minutes way official club flying site because schoolyards either fenced have live-in custodians chase people away whole country like Walter Legan 8014 Nashua Lane Orlando FL 32817 Instructions Needed P-51 B Top Flite Kit Im proud owner old P-51B Top-Flite kit problem came no plans instructions called Top-Flite purchased Great Planes company explained company sold kit discontinued old inventory plans sold company called Slots Wings talked Mark Thompson four five kits hand plans instructions Sounds like end line suppose readers might have built could furnish set plans would happy pay reproduction costs plans mailing Terry Ankeny 420 Oak Knoll Court Blue Earth MN 56013 Request Im recent entrant RC flying have completed two Eagle II models 0S 40 0S 61 4C Tam still training stages havent soloed As naval aviator WW II vintage loved flying Stearman Navy graciously allowed us off time Continued page ii RED MAX PREMIUM FUEL fuel beginners & span flyers should use Avail synthefi or fund RED MAX 0102877175068961717365 RED MAX 5114585983676768722125 RED MAX 10129497094486777628140 RED MAX 121383101598890781230546 REDMAXiS14121059103194684732951 RED MAX RACING FUEL Trophy wInner planes bouts & cars two bout blends caslor ok up 40% nlfro RED MAX 201763132212871181105847145 RED MAX 251851146314241307117154774 RED MAX 402515188618361685150977604 RED MAX 502891216821101937173492824 RED MAX 60326724523852189196108044 RED MAX 6534552591252223152073115654 RED MAX 4-CYCLE FUEL ElImInates detonatIon & kickback 4-cycle engInes smoother Idle power 10-4 CYCLE128497194586777728159 15-4 CYCLE14431082105396786634173 RED MAX HELICOPTER FUEL Extremely smooth running extra detoamer drk color special heavy oil heiicptrs 10 Helicopter132399396688779429342 15 Helicopter14721104107498688335357 RED MAX PERFORMANCE FUEL High flesh point heavy oil use tuned pipes ducted tan & other heavy dty app 5 Pertomiunce117588185878770523328 10 Performance 132399396688779429342 15 Performance 14721104107498688335357 RED MAX PATTERN FUEL Proven best fuel pattern engines using pumps tuned pipes 5 Pu9am117588185878770523328 10 Pattern132399396688779429342 15 Pattern1472110410749868833535 SUPER TIGER 3000 FUEL Beat fuel Super Tiger 20004000 engines SuperTiger00 129497094486777628140 RED MAX DIESEL FUEL Superior diesel back list popular demand customers BEARING TYPE BALL PLAIN _____19081432139312791145 20161540150113871253______ CUSTOM BLENDED FUEL INGREDIENTS Grand Total Available typo engine use Call price Mm gallon boats cars- helicopters speed ern scale- 1/4 scala kavan iginition 3000 PrIcas May Vary NAMP 6 Model Aviation r Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY OH THE LEFT THE TOTAL OH RIGHT Freight free qts gals No handling charge Freight collect drums Deduct 3% prepay Mis qty Total qty determines price SC orders add 5% sales las Dealer club prices avail Accept credit cards checks COD COD add $450 per carton uPS shipments add $600 per carton hazardous materials fee Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other over know equipment have no financial interest what finally purchase RC Flyers Net now air morning Join join the fun RED MAX FUEL Fred LomaxN4KYG 204 South Claiborne St Goldshoro NC 27530 919 736-2116 David Rose 817 Hawthorne Rd Shelby NC 28150 704 487-5654 h 704 482-2491 w O1YFUEONt4GALCASE24GALEOGAL1GAL ordertdMIXTUREGAL5 GAL CA2PER GALPtR GALPER GAL PLEASE PRINT BOX TAFFT EXPIRATION DATE.. 54 GAlTOTAL DRUM$AMT 100% money back guaran tee com pletely sat isfied reason Red Max has power better idle better wear char acteristics other fuel Letters Editor Continued page 6 Id like visit Naval Air Museum Pensacola Florida Id also like build RC Stearman would appreciate suggestions comments and/or recommenda tions regarding two activities kits anyone seeing Bruce R Pratt 7296 Monticello Way Ravenna OH 44266 Thank Wayne Lehman As result article Wayne Lehman February issue Model Aviation just write letter page 127 last paragraph suggested would nice hear youths affected Waynes building program 20 30 years now Well has over 30 years since benefited dedication gentleman little town Greenville Pennsylvania must have sometime 1955 1956 got first U-Control model joined group youngsters flew indoors towns civic center building room located under stage able work projects two nights week Saturdays supervised helped two men remember being 30s Over years have forgotten names certainly efforts After moving Greenville 1960 gave up flying models since did have indoor place fly never seen model flown outdoors after finishing school getting married interests once again returned challenges model flight 1967 built Goldberg Jumpin Bean learned fly outdoors returned Viet Nam 1970 bought first RC equipment have active since During past 22 years have built over 140 RC planes logged over 2700 flights main interest since 1984 has Pattern competition am currently flying Advanced After serving local club president twice VP once secretary nine years newsletter editor two years ap pointed position AVP last February newly elected VP Joe Beshar reason including above information let two men generously gave time youngster have probably forgotten know having investment returned way saying thank Thank efforts thanks building solid foundation supports activity now either two men still active someone reading knows would very much like hear Terry Terrenoire AVP Endicott New York Continued page 40 Wood Hand Selected Fiberglass Cowl Complete Plans Parts Hand Cut Instruction Manual Photo Page order kits call 1-800-327-7198 catalog fine kits send $400 Idaho Residents Add 5% State Sales Tax e&JATER JET CUT CARBON FIBER STRIPS Latest Technology No Sanding Necessary Smooth Edges Great Spar Caps Precision Cut Strips Foam Wing Reinforcement Bondable Surfaces Lowest Prices CLi Ill Thick l/4x4t 2/pkg S35t 3/tx4t 2 pkg S425 c CL2 t14 Thick 1/4x4t 2/pkgl $451 3/tx4t 2 pkg S6tt CL3 t22Ihick 1/4x4t2/pkglSS51 3/tx4t 2 phg StIl li CL4 lIt Thick 1/4x4t 2/pkg S65t 3/tx4t 2 pkg 51111 '~ Send SASE information additional sizes andXroducts Add $500 shipping ond hondlin f resi ents add 775 / tan Onerseas orders add 15 OrderCOtt MC VISA send check money order Aerospace Composite Pdqct PD Box 16621 Irvtne CA 92714 714 2511107 Fax 1142510307 June1993 11 UNLEASH POWER WITHIN ELIZE its AWESOME Bigger Engine Wont Fit r er Props r Economy Noise lowplugs Idle Ask veer lull dealer er call typical 45 will turn 13-6 over 10000 get 3 minutes oz & idle well below 2000 k complete catalem semi selt-adiresued 75C stamped liD envelops S SLUD credhed lit order L DAVIS DIESEL DEVELOPMENT ox 141 erd CT 01160 177-1110 AND MEAN FLYING MACHINE 1/4 scale Piper Super Cub 10716 lbs Jerry Grays Model SHOOT YOUR ENEMY DOWN LANIER RCu p5 Sport CAT NO 74112 THE ORIGINATORS OF ALMOST-READY-TO-FLY AIRCRAFT MADE OF PLASTIC AND FOAM Fuselage Length 45 Rec Engine Size 45-60 4 Stroke 80-90 Flying Weight 6 lbs Wing Span 63 Area 630 sq Radio Channels 4 Available favorite Hobby Dealer Replacement parts available Dealer distributor Inquiries lnvfted Write today free color catalog PO Box 458 BALSA WOOD STICK 6/IS6644 1103/422SO 3/02fl40 3/02100013 0/323/161/10 3/0211/01722 3/323/20533 6/632.40 11803/1611/5 3/206443. Oakwood Georgia 30566 Made USA 5/20SO46 0/30240/ 2/0SO45 BAlSA SHEETS 2-LOCS3045 BAISA TRAILING EDGE TAPERED AILERON STOCK BALSA TRIANGLES 404-532-6401 NA BALSA BLOCKS WING SKINS 1044313/32075 CONTEST BAlSA COOT FROOS 4-ALB STOCK 6053 401260 BIRCH PLYWOOD UGOIT PLY Letters Editor Continued page 11 Air Molecules Identified really enjoyed Nick Stevenss article lift May 92 Model Aviation would like provide some additional data Nick mentioned Wright brothers invented air molecules Until last week widely accepted now know Wilbur alone responsible some reason never shared secret Orville Wilbur died 1912 50 did air molecule production sad fact have air molecules least 80 years stuff passes air days simple mixture discrete gases mainly nitrogen oxygen traces others thrown flavor southern California add car exhaust body aroma am told some places air bland can see right through Ralph Geele Hawthorne Calfornia What Legal Recently reread story Murder Starship January issue couple thoughts came mind can certainly empathize persons involved loss superb project labor love experience does support perhaps unconscious knowledge aircraft flown can self-destruct moment through circumstances no fault own expertise no guarantee immunity against shown demise magnificent Byron B-29 flown very experienced team virtually unlimited technical financial backing tell people interested hobby must mentally financially prepared experience up 100% loss aircraft dont have like just able eventually rationalize accept go addition expressing sympathy letter ask opinion legal types out subject Presume able identify absolutely some means remains model lost left tree would probably radio components engines wheels similar reusable parts Just what recourse would owner have what could expect recover culprit exactly steal items did Did abandon plane left tree overnight longer Would recover anything items just named what condition Very possibly engines would rusted lack proper maintenance radio would have some physical damage Continued page 48 40 Model Aviation m SIZES AVAILAULE ALL BALSA IS AAA GRADE AlL BALSA SHREWS SANDED TO CLOSE TOLERANCES NATION BAlSA PPINO/HANDLINO $500 PER ORDER USA ONLY ADDITIONAL PEEl/HIT CHAROES OUTSIDE USA WILL APPLY 97 CHEROKEE DRIVE SPRINGFIELD MA 01109 WE ACCEPT PERSONAL CHECKS MONEY ORDERS COD PHONE 413-796-1925 ADD $400 FOR COD MASsACHUSETrS RESIDENCES ADD 5% HOURS 500AMTOSO0PM EST 7DAYSAWEEK TAx 2%OFFONAILPREPAIBORIER5 Satisfaction Guaranteed SI6 EAv HIND sHno pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge1 slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG I474 e4t 94 fO e4a MFG CO INC.401-7 So Front St.Montezuma IA 50171 623-5154 Letters Editor Continued page 40 being pulled out plane due care Almost certainly would expect recover time labor spent construction would Considering time frustration anguish involved small claims court have would better psychologically just write off whole incident get life little sadder wiser suspect latter true hobby has tremendous potential feelings accomplishment self-satisfaction since Mother Natureas well laws physics aerodynamicsgives final exam Nobody has tell you get just right will know yourself exhilaration after flight everything finally perfect will make worthwhile John Arbogast Hamilton Ohio .. almost go Outer Space Really Fly article August issue Model Aviation built two Catapult Canard CC-ls live New Orleans air heavy moist tested mailed grandsons Cohn Alex Colorado Springs II RATI RIAUTMC SIRVO CONVERSION Kir Uur Ball Bearing Servo Conversion ICits have market year response has tremendous Conversion Kits havebeen thoroughly field tested thousands sets already use have proven finest reliable conversion kits available Anniversary Sale way saying thanks continuing support What Experts Saying about LDMs Ball Bearing Servo Conversion Kits excited first heard about am pleased note work bit well N hoped everybit well advertised. truly outstanding example good idea well thought out well executed Cordon Banks RIC Report July1992 1 impressed its simplicity .its low cost conversion makes servos last indefinitely Anthony Garranibone RIC Rotary Modeler July/August 1992 .theoutputshaftwasdeflnitelymorestable sound motor changed motor running faster .I definitely think worthwhlle conversion Eloy Marex Model Builder Septvnber 1992 vwJLr tess man cosm OJQflLUtt vearusg servo can upgrade four standard servos LDM Industries new Ball Bearing Servo Conversion Kits will Eliminate wobble output shaft Reduce deadband Improved control response Reduce chance flutter airplanes Optimize steering response cats Help absorb heavy steering loads boats Improve servo centering extend servo life Allow use pull-pull type control cables Kit #9600 fits standard Futaba servos 528 38 48 128138 148and Cirrus CS2 8128 238 &248 Regular Price 4 $3995 E $2995 Kit #9700 fits Airironics 94102 standard servo Regular Price 4 $3995SALE $2995 Kit 99800 fits JR 501 &507 Focus IIS300RCD 05 Tower IS-Si Hobbico CS-Si Ace Sport 330 Regular Price 4 $2495 E $2095 Sale ends 5/31193 NO-HEAT TRUVI SOLVENT order sendcheck money Takes hassle out MonokoteM trim work Bonds Monokoten over MonokoteniLDM Industries Inc heatPO Box 292396 Dept 140 Eliminates ugly bubbles wrinklesTampa FL 33687-2396 Completely fuel pmot easy usePhone 813 985-5616 Great shoe clean upon sealing irons Also works UltracoteiuFlorida residents add 6 2/2% sales fax NO-HEAT Trim 5o1vent has used VISA MASTER CARD Accepted modelets worldwide since less still__Dealer Inquiries Welcome best trim solvent market today NO A1biy tries Inc HEATTrimSolvent will noscausecolorstoc. Indus bleed allows time position trim Paut #95004 bottle pieces ensuresapermanent bond Retail price ..$695 Colorado light dry alr tell planes almost go outer space really fly Byron Levy New Orleans Louisiana Dream Come True Since read article RC Special September 1980 issue Model Aviation fell love airplane After reading about March 1990 April 1990 issues determined build scratch-built noticed could buy kit RC Special Davey Systems Corporation So last year purchased kit built past winter kit A-ivery good materials good instructions have flying airplane since June 2 have fallen love now put flaps also suggested plans am glad did am using OS 46 SF ABC-P power find adequate full power can take off 10 20 feet go straight up full flaps full down elevator trim can putt along like J-3 Cub landings nice slow have never yet wing tip stall slow flying landings Takeoffs beautiful full half power can maneuvers want truly best all-around fun-flying airplane have built have modeling life since youth 19681 got RC have active hobby since really enjoyed articles about air plane want say big thank Bill 48 Model Aviation er great design expert flier RC has goals since teenager RC Special has done super job fulfilling dream very relaxing plane fly can highly recommend anyone wants super flying machine Thanks again Model Aviation Bill Winter Davey Special have made day Jay deHoan Zeeland Michigan Encore commend recent selection cover photosaeromodeling should reflect craft men fly wife certainly objects halfdressed girlies some other mag covers purport about model aircraft Im proud receive publication leave face upon coffee table also enjoy Don Berliners excellent articles full-scale aircraft Keep up good work Keith Smith Clayton Ohio Sharing Memories Back May 15 1976 Kezar Pavilion Golden Gate Park San Francisco son Jim competed paper airplane contest won Junior Distance trophy flying five-inch-wingspan Bob Meuser designed glider then-world record 113 feet 7 inches fact landed seats about three feet off floor level estimated shortened actual possible distance about 8 10 feet Jim went win AMA Junior National Championship Springfield Ohio 1976 Junior Senior Championships US Free Flight Championships now lives Campbell California restaurant business way Jims launch ground level raised platform shown article about Hampton High School students feat construction feeling distance record highly tainted due elevated launch platform Steve Geraghty Los Gatos Calfornia Thinking Back Seeing photograph Dooling 61-powered speed model recent issue Model Aviation once again reminded glorious days control line speed models specifically Dynajet Ah yes Dynajet What wonderful weird delightful way burn some gasoline Please permit some reminiscing minute soapbox late 1940s early 1950s grew up Queens County New York City Shea Stadium now stands large parking lot saw great deal control line flying Among intrepid fliers Dynajet enthusiasts Ah yes what marvelous engine awesome asymmetrical speed models Perhaps low tech todays standards wonderful behold past winter helped son dont know AMA number off top head build Aerostar 40 powered suitably muffled read politically correct Webra 40 Im flier enjoy seeing son learn fly RC Hes 11 /2 years old often asks about old days Dynajets Willets Point field sheer noise starting tire pump old ignition coil Nothing namby-pamby about brother lived about two miles flying site heard Dynajets wed jump bikes race Willets Point see fly son muffled Webra 40 longs hear Dynajet myself would love see hear again Too bad litigious age cannot tolerate wonderful form model aviation have also told son Id love find Dynajet put test stand run just fun regulated politically correct ever-litigious world would invitation unpleasant visit authorities probability letter lawyer Continued page 54 Hobbypoxy clear choice more hobbyists Thats because can depend Hobbypoxy hold up under difficult conditions Formulas 1 2 3 4 fast acting rapid curing super holding epoxy glues provide incredible bonding power can used filling nicks cracks gaping joints Formula 3 gel-like consistency keeps put Formulas 2 4 come convenient 4 ounce squeeze bottles Whatever needs formulas just right whatever youre gluing June1993 49 Smooth n Easy low-viscosity epoxy finishing resin spreads thin & cures clear filling wood sheeting foam wings applying fiberglass cloth tape fuel proofing waterproofing Like its name sands Smooth n Easy time Master Airscrew propellers combine thinner airfoil sections efficient tips resulting greater thrust noise suppression true tip path Classic G/F K Series made 33% glass-filled nylon strength durability out-performing out-lasting wood other plastics both water sand gravel runways New Classic Series 12 24 engine has semi-scale appearance superior performance Wood Series made lightweight kiln-dried beechwood 9 16 inch diameters Heavier maple used 18 24 inch range Available local hobby dealer G/F SERIES black glass-filled nylon8x4 8x6$1 35 55x4 55x4$ 999x4 9x5 9x6 9x8 95x6155 6x3 6x35 6x4 x6 10x7 10x8175 7x47x6 125 I11x6 11x7 11x75 11x9195 K SERIES black glass-filled nylonI 4x6 4x8 $ 495 12x6 12x8$285 15x8 15x10595 13x6 13x8385 16x6 16x8 665 CLASSIC SERIES black glass-filled nylon18x6 18x8 18x10$1295 16x6 16x8 16x10$ 795 20x6 20x820x101495 WOOD SERIES beechwood maple14x6 14x8 14x10S525 9x4 9x5 9x6 9x8$19516x6 16x8 16x10895 lOxS 10x6 10x7 10x822518x6 18x8 18x101395 11x6 11x7 11x8 llxlO25520x620x820x101595 12x6 12x8 12x932522x822x1022x121795 13x6 13x8 13x1039524x824x1024x121995 See local Hobby Dealer Master Airscrew Propellers & Accessories WINDSOR PROPELLER COMPANY 3219 MONIER CIRCLE HO CORDOVA CALIFORNIA 95742 AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING Letters Editor Continued page 49 Things have got point flying field Scio Township has post notice cannot flying jet-powered models proper permission Mind live country yet muffled two-strokes could face banishment have field about seven miles further south Dont get wrong Im certainly against RC model aviation great deal skill involved some wonderful models out technology sophisticated anyone Dynajet era could ever have imagined Its just miss rough-and-tumble atmosphere years Thanks taking few minutes read thoughts reminiscences about era gone less regulated era time individualism Long live Dynajet Dooling etc Kurt H Miska Ann Arbor Michigan Fly Jenny following copied old yellowing piece paper found folded tucked book garage sale book title Aircraft Engineering Pilots printed 1952 Department Air Force name stamped inside cover James C Manley Maj USAF San Francisco California Perhaps author friend 1 Inspections best inspect ship you will never get 2 Climbing cockpit attempt enter cockpit usual way put weight lower wing panel will fall off besides foot will go through wing probably spraining ankle 3 Instruments After carefully lowering yourself seat groping vain safety belt take look instruments both right tachometer doesnt work other altimeter functioned perpetually until 1918 hand came off Look now after engine starts cant see 4 Warming up Dont warm up engine will run few minutes anyway longer its run ground less flying time will have After throttle open expose portion person beyond edge cowling Having face slapped flying rocker arms small bits piston rings valves etc continually coming out what once exhaust stacks no fun 5 flight After have dodged through trees windmills chimneys until over lake will see large hole left side fuselage hole allow stick move far 54 Model Aviation E 11 Al uSC DEW INFO $500 BUILD & FLY THE miniMAX YOURSELF 3 AWARDED Grand Champion and computer Designed Reserve Grand Champion Ultralight Part 103 Ultralight Easy construction 1989 Sun-N-Fun Fly-In Wood Oonstruction TEAM INC 10790 Ivy Bluff Rd Bradyville TN 37026 615 765-5397 enough make left turn Dont try right 6 landing landing made accordance law gravity landing gear doesnt collapse first bounce will second After have extracted yourself cockpit light cigarette walk away DONT RUN End Melvin Way Morris L Coville Corvallis Oregon Now Know readers Model Aviation might interested knowing about electronic mathematical fact Ed White editor McDonnell Douglas R/C club paper asked question issue club paper asked anyone knew what 10 dynes-centimeter seconds squared per coulomb squared gave hint dyne unit force metric CGS centimeter-gram second system later issue club paper explained 10 dynes-centimeter-seconds squared per coulomb squared millionth henry basic unit electrical inductance microhenry Carl Brandenberg St Louis Missouri Ute RC Association Has Grand Opening some photos taken model airport Salt Lake City area Grand Opening September 1991 has taken us 10 years get field field governed AMA rules Continued page 66 PERFECT DAY AUTO-TRICKLE ADAPTER converts ALL YOUR overnight chargers FULLY AUTOMATIC TRICKLE CHARGERS So wont miss day ATA manages UP TO 30 CHARGERS * Nothing solder no connectors buy * Starts up trickle chargers blinking * Autoinaticaly reduces charger back trickle 16 hours after pushing charge button * Works NiCd overnight C/tO chargers Glow drivers cordless tools cellular phones ham radios toys etc. * 100% solid state fuse protection * Full 180 day warranty Yes batteries can kept charged time Nothing else like Simply plug ATA wall plug YOUR overnight chargers push button forget about batteries fleet will ready next day week month season RC REPORT works exactly advertised things neat March 1992 T 1 E Hurry dont miss another day Get AUTO-TRICKLE ADAPTER Today SEE YOUR LOCAL HOBBY DEALER send check MO $3995 S&H Tejera Microsystems Engineering Inc 813 968-9510 PO Box 340608 Tampa Florida 33694 June1993 55 DONT MISS THAT SPORT FREE FLIGHT OR SMALL RC THE 30 watt High Efficiency motor Versatile light weight 2or3ceii operation Handies 12 oz ~cArii~ 250 sq modeis $995 PIao525Thot0s0sandtns total P0 SOX 11558 GOLDS@RO NC 27532 reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Outside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 Spend time flying let us build model build complete Byron Yellow Aircraft line well Pilot ZIQ Ace Ziroli can build plane ready tc finish red painted radio engine retracts installed References available Call info 916-676-2423 Aero Dynamics built 1/3 Tigermoth Its show stopper saw beautiful Byron Pills really detailed Yellow Aircraft Spitfire built now working Byron Pills Yellow P47 John Gallop Professional model builders over 35 years experience 5003 Ash lie Court Shingle Springs CA 95682 rFUN WITH FREE FLIGHT SPORT &KK~4-$1095 SCALE PLANES FLYING ACES MOTH made rubber power$995 Timer small electric24 inch wingspan easily adaptablePRAIRIE BIRD embryo l6lnchw]ngspan$1095 Ors NITE 28 P-30 28 inch wingspan suitable CO2 ACE walnut scale 17 inch wingspanW DnAADAAAemkh PO BOX 710339-MA qUdIfvqyfff5fU TEL 619 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Aimum. B Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors ORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONGMEADOW MA 0102R TEL 413-5254118 FAX 413 525 7794 Letters Editor Continued page 55 Utah state park fee chargedwe get yearly permit $25 club Ute RC Association AMA club Walter F Staff Salt Lake City Utah Guess Introduced Him Hobby would like tell little bit about person got RC flyingmy father-in-law Gary Mlujeak Traverse City Michigan Thank opening eyes hobby will enjoy years come picture second plane built first plane flew solo Eagle 2 powered OS 40 FP engine son three years old Matthew Scott Schiff holding plane hope someday will fly neon colors green pink make plane easy see during flight novice pilot last note before go Thanks Frank Rypien WAM Wasatch Aero Modelers Layton Utah help keeping flying David Scott Schiff Hill AFB Utah 66 Model Aviation eSpecialistsSEND OVER 2000 TOOLS & ACCESSORIESFOR YOUR and Names. 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Letters Edi tar September 1992 issue Model Aviation requested motor/propeller data interested modelers evaluate com puter program Electrics evaluation has completed program now available thanks wrote MOTOR program evaluates performance electric motor/propeller combinations runs IBM compatible machines copy please send formatted disk 31/2 5 along SASE Ken Rusnok PO Box 4643 Fayetteville AR 72702 Along program text file will included contains equations used Last informed availability commercial software evaluate Electrics product name Aero*Comp information please contact USR&D Corpora tion PO Box 561 Denville NJ 07834-0561 Thank Ken Rusnok Fayetteville Arkansas Thank AMA free flight persuasion thank December issue cover rich issue community coverage Hying Aces Nationals particularly good An issue year like December will have robbed us things grumble about Grant Carson Westminster California Believe enclosed. written Frank Barone true coincidence may never happen again would like share incident fellow modelers what better way have put Model Aviation have ever lost plane dont lose hopeyou never know may come home much younger walking woods near home Rosedale Long Island saw what left model plane larger own picked up pieces took home too parts free flight plane Upon examining what picked up Ohlsson 23 ignition engine homemade aluminum mounts homemade tank plane Cumulus free flight colors blue yellow engine converted glow plug installed another plane used Well 35 years later talking Frank Barone member LIARS Club down field Long Island Frank describing free flight plane 35 years ago flew away him thermal Frank also described cut crankcase bolts fit mounts plane made mounts tank hand examined parts went home definitely Franks plane 35 years ago about Knowing gave engine parts back Frank converted back ignition engine still ran like charm said Frank asked Uh Richie rest plane Frank Barone Richard Bockley RC Flyers Net Ham Radio 3933 MHz network devoted RC flying now being held 3933 MHz daily starting 1 100Z 600 am Eastern ending 1200Z RC Flyers Net follows much older established net usually ends around 1100Z purpose net talk about RC flying large number RC hams over US talk about RC equipment try help other RCers may having problems equipment expand enjoyment RC flying hobby As well know somebody knows something about piece RC equipment now use has use just may person can help someone else problem keeping hangar instead air SWL drop card either addresses listed below question will aired probably answered just looking get great hobby RC flying RC Flyers Net great opportunity talk fliers June 1993 5 Thanks Help NEED BATIERIE7 m t12AH$1200 l2VoIt65AH$1500 VISA MASTERCARD DISCOVER PING & HAIJflI INIt OL CTAY ID El CkITC Search Vacation Flying Sites Does anybody know stretches highway US plentiful casual flying sites can found am hoping combine scenic family vacation opportunities get out car fly RC control line rockets along way disappointed recent trip Las Vegas area find almost otherwise suitable roadside land heavily fenced Orlando difficult find parking lot ball field fly 1/2A control line driving 40 minutes way official club flying site because schoolyards either fenced have live-in custodians chase people away whole country like Walter Legan 8014 Nashua Lane Orlando FL 32817 Instructions Needed P-51 B Top Flite Kit Im proud owner old P-51B Top-Flite kit problem came no plans instructions called Top-Flite purchased Great Planes company explained company sold kit discontinued old inventory plans sold company called Slots Wings talked Mark Thompson four five kits hand plans instructions Sounds like end line suppose readers might have built could furnish set plans would happy pay reproduction costs plans mailing Terry Ankeny 420 Oak Knoll Court Blue Earth MN 56013 Request Im recent entrant RC flying have completed two Eagle II models 0S 40 0S 61 4C Tam still training stages havent soloed As naval aviator WW II vintage loved flying Stearman Navy graciously allowed us off time Continued page ii RED MAX PREMIUM FUEL fuel beginners & span flyers should use Avail synthefi or fund RED MAX 0102877175068961717365 RED MAX 5114585983676768722125 RED MAX 10129497094486777628140 RED MAX 121383101598890781230546 REDMAXiS14121059103194684732951 RED MAX RACING FUEL Trophy wInner planes bouts & cars two bout blends caslor ok up 40% nlfro RED MAX 201763132212871181105847145 RED MAX 251851146314241307117154774 RED MAX 402515188618361685150977604 RED MAX 502891216821101937173492824 RED MAX 60326724523852189196108044 RED MAX 6534552591252223152073115654 RED MAX 4-CYCLE FUEL ElImInates detonatIon & kickback 4-cycle engInes smoother Idle power 10-4 CYCLE128497194586777728159 15-4 CYCLE14431082105396786634173 RED MAX HELICOPTER FUEL Extremely smooth running extra detoamer drk color special heavy oil heiicptrs 10 Helicopter132399396688779429342 15 Helicopter14721104107498688335357 RED MAX PERFORMANCE FUEL High flesh point heavy oil use tuned pipes ducted tan & other heavy dty app 5 Pertomiunce117588185878770523328 10 Performance 132399396688779429342 15 Performance 14721104107498688335357 RED MAX PATTERN FUEL Proven best fuel pattern engines using pumps tuned pipes 5 Pu9am117588185878770523328 10 Pattern132399396688779429342 15 Pattern1472110410749868833535 SUPER TIGER 3000 FUEL Beat fuel Super Tiger 20004000 engines SuperTiger00 129497094486777628140 RED MAX DIESEL FUEL Superior diesel back list popular demand customers BEARING TYPE BALL PLAIN _____19081432139312791145 20161540150113871253______ CUSTOM BLENDED FUEL INGREDIENTS Grand Total Available typo engine use Call price Mm gallon boats cars- helicopters speed ern scale- 1/4 scala kavan iginition 3000 PrIcas May Vary NAMP 6 Model Aviation r Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY OH THE LEFT THE TOTAL OH RIGHT Freight free qts gals No handling charge Freight collect drums Deduct 3% prepay Mis qty Total qty determines price SC orders add 5% sales las Dealer club prices avail Accept credit cards checks COD COD add $450 per carton uPS shipments add $600 per carton hazardous materials fee Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other over know equipment have no financial interest what finally purchase RC Flyers Net now air morning Join join the fun RED MAX FUEL Fred LomaxN4KYG 204 South Claiborne St Goldshoro NC 27530 919 736-2116 David Rose 817 Hawthorne Rd Shelby NC 28150 704 487-5654 h 704 482-2491 w O1YFUEONt4GALCASE24GALEOGAL1GAL ordertdMIXTUREGAL5 GAL CA2PER GALPtR GALPER GAL PLEASE PRINT BOX TAFFT EXPIRATION DATE.. 54 GAlTOTAL DRUM$AMT 100% money back guaran tee com pletely sat isfied reason Red Max has power better idle better wear char acteristics other fuel Letters Editor Continued page 6 Id like visit Naval Air Museum Pensacola Florida Id also like build RC Stearman would appreciate suggestions comments and/or recommenda tions regarding two activities kits anyone seeing Bruce R Pratt 7296 Monticello Way Ravenna OH 44266 Thank Wayne Lehman As result article Wayne Lehman February issue Model Aviation just write letter page 127 last paragraph suggested would nice hear youths affected Waynes building program 20 30 years now Well has over 30 years since benefited dedication gentleman little town Greenville Pennsylvania must have sometime 1955 1956 got first U-Control model joined group youngsters flew indoors towns civic center building room located under stage able work projects two nights week Saturdays supervised helped two men remember being 30s Over years have forgotten names certainly efforts After moving Greenville 1960 gave up flying models since did have indoor place fly never seen model flown outdoors after finishing school getting married interests once again returned challenges model flight 1967 built Goldberg Jumpin Bean learned fly outdoors returned Viet Nam 1970 bought first RC equipment have active since During past 22 years have built over 140 RC planes logged over 2700 flights main interest since 1984 has Pattern competition am currently flying Advanced After serving local club president twice VP once secretary nine years newsletter editor two years ap pointed position AVP last February newly elected VP Joe Beshar reason including above information let two men generously gave time youngster have probably forgotten know having investment returned way saying thank Thank efforts thanks building solid foundation supports activity now either two men still active someone reading knows would very much like hear Terry Terrenoire AVP Endicott New York Continued page 40 Wood Hand Selected Fiberglass Cowl Complete Plans Parts Hand Cut Instruction Manual Photo Page order kits call 1-800-327-7198 catalog fine kits send $400 Idaho Residents Add 5% State Sales Tax e&JATER JET CUT CARBON FIBER STRIPS Latest Technology No Sanding Necessary Smooth Edges Great Spar Caps Precision Cut Strips Foam Wing Reinforcement Bondable Surfaces Lowest Prices CLi Ill Thick l/4x4t 2/pkg S35t 3/tx4t 2 pkg S425 c CL2 t14 Thick 1/4x4t 2/pkgl $451 3/tx4t 2 pkg S6tt CL3 t22Ihick 1/4x4t2/pkglSS51 3/tx4t 2 phg StIl li CL4 lIt Thick 1/4x4t 2/pkg S65t 3/tx4t 2 pkg 51111 '~ Send SASE information additional sizes andXroducts Add $500 shipping ond hondlin f resi ents add 775 / tan Onerseas orders add 15 OrderCOtt MC VISA send check money order Aerospace Composite Pdqct PD Box 16621 Irvtne CA 92714 714 2511107 Fax 1142510307 June1993 11 UNLEASH POWER WITHIN ELIZE its AWESOME Bigger Engine Wont Fit r er Props r Economy Noise lowplugs Idle Ask veer lull dealer er call typical 45 will turn 13-6 over 10000 get 3 minutes oz & idle well below 2000 k complete catalem semi selt-adiresued 75C stamped liD envelops S SLUD credhed lit order L DAVIS DIESEL DEVELOPMENT ox 141 erd CT 01160 177-1110 AND MEAN FLYING MACHINE 1/4 scale Piper Super Cub 10716 lbs Jerry Grays Model SHOOT YOUR ENEMY DOWN LANIER RCu p5 Sport CAT NO 74112 THE ORIGINATORS OF ALMOST-READY-TO-FLY AIRCRAFT MADE OF PLASTIC AND FOAM Fuselage Length 45 Rec Engine Size 45-60 4 Stroke 80-90 Flying Weight 6 lbs Wing Span 63 Area 630 sq Radio Channels 4 Available favorite Hobby Dealer Replacement parts available Dealer distributor Inquiries lnvfted Write today free color catalog PO Box 458 BALSA WOOD STICK 6/IS6644 1103/422SO 3/02fl40 3/02100013 0/323/161/10 3/0211/01722 3/323/20533 6/632.40 11803/1611/5 3/206443. Oakwood Georgia 30566 Made USA 5/20SO46 0/30240/ 2/0SO45 BAlSA SHEETS 2-LOCS3045 BAISA TRAILING EDGE TAPERED AILERON STOCK BALSA TRIANGLES 404-532-6401 NA BALSA BLOCKS WING SKINS 1044313/32075 CONTEST BAlSA COOT FROOS 4-ALB STOCK 6053 401260 BIRCH PLYWOOD UGOIT PLY Letters Editor Continued page 11 Air Molecules Identified really enjoyed Nick Stevenss article lift May 92 Model Aviation would like provide some additional data Nick mentioned Wright brothers invented air molecules Until last week widely accepted now know Wilbur alone responsible some reason never shared secret Orville Wilbur died 1912 50 did air molecule production sad fact have air molecules least 80 years stuff passes air days simple mixture discrete gases mainly nitrogen oxygen traces others thrown flavor southern California add car exhaust body aroma am told some places air bland can see right through Ralph Geele Hawthorne Calfornia What Legal Recently reread story Murder Starship January issue couple thoughts came mind can certainly empathize persons involved loss superb project labor love experience does support perhaps unconscious knowledge aircraft flown can self-destruct moment through circumstances no fault own expertise no guarantee immunity against shown demise magnificent Byron B-29 flown very experienced team virtually unlimited technical financial backing tell people interested hobby must mentally financially prepared experience up 100% loss aircraft dont have like just able eventually rationalize accept go addition expressing sympathy letter ask opinion legal types out subject Presume able identify absolutely some means remains model lost left tree would probably radio components engines wheels similar reusable parts Just what recourse would owner have what could expect recover culprit exactly steal items did Did abandon plane left tree overnight longer Would recover anything items just named what condition Very possibly engines would rusted lack proper maintenance radio would have some physical damage Continued page 48 40 Model Aviation m SIZES AVAILAULE ALL BALSA IS AAA GRADE AlL BALSA SHREWS SANDED TO CLOSE TOLERANCES NATION BAlSA PPINO/HANDLINO $500 PER ORDER USA ONLY ADDITIONAL PEEl/HIT CHAROES OUTSIDE USA WILL APPLY 97 CHEROKEE DRIVE SPRINGFIELD MA 01109 WE ACCEPT PERSONAL CHECKS MONEY ORDERS COD PHONE 413-796-1925 ADD $400 FOR COD MASsACHUSETrS RESIDENCES ADD 5% HOURS 500AMTOSO0PM EST 7DAYSAWEEK TAx 2%OFFONAILPREPAIBORIER5 Satisfaction Guaranteed SI6 EAv HIND sHno pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge1 slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG I474 e4t 94 fO e4a MFG CO INC.401-7 So Front St.Montezuma IA 50171 623-5154 Letters Editor Continued page 40 being pulled out plane due care Almost certainly would expect recover time labor spent construction would Considering time frustration anguish involved small claims court have would better psychologically just write off whole incident get life little sadder wiser suspect latter true hobby has tremendous potential feelings accomplishment self-satisfaction since Mother Natureas well laws physics aerodynamicsgives final exam Nobody has tell you get just right will know yourself exhilaration after flight everything finally perfect will make worthwhile John Arbogast Hamilton Ohio .. almost go Outer Space Really Fly article August issue Model Aviation built two Catapult Canard CC-ls live New Orleans air heavy moist tested mailed grandsons Cohn Alex Colorado Springs II RATI RIAUTMC SIRVO CONVERSION Kir Uur Ball Bearing Servo Conversion ICits have market year response has tremendous Conversion Kits havebeen thoroughly field tested thousands sets already use have proven finest reliable conversion kits available Anniversary Sale way saying thanks continuing support What Experts Saying about LDMs Ball Bearing Servo Conversion Kits excited first heard about am pleased note work bit well N hoped everybit well advertised. truly outstanding example good idea well thought out well executed Cordon Banks RIC Report July1992 1 impressed its simplicity .its low cost conversion makes servos last indefinitely Anthony Garranibone RIC Rotary Modeler July/August 1992 .theoutputshaftwasdeflnitelymorestable sound motor changed motor running faster .I definitely think worthwhlle conversion Eloy Marex Model Builder Septvnber 1992 vwJLr tess man cosm OJQflLUtt vearusg servo can upgrade four standard servos LDM Industries new Ball Bearing Servo Conversion Kits will Eliminate wobble output shaft Reduce deadband Improved control response Reduce chance flutter airplanes Optimize steering response cats Help absorb heavy steering loads boats Improve servo centering extend servo life Allow use pull-pull type control cables Kit #9600 fits standard Futaba servos 528 38 48 128138 148and Cirrus CS2 8128 238 &248 Regular Price 4 $3995 E $2995 Kit #9700 fits Airironics 94102 standard servo Regular Price 4 $3995SALE $2995 Kit 99800 fits JR 501 &507 Focus IIS300RCD 05 Tower IS-Si Hobbico CS-Si Ace Sport 330 Regular Price 4 $2495 E $2095 Sale ends 5/31193 NO-HEAT TRUVI SOLVENT order sendcheck money Takes hassle out MonokoteM trim work Bonds Monokoten over MonokoteniLDM Industries Inc heatPO Box 292396 Dept 140 Eliminates ugly bubbles wrinklesTampa FL 33687-2396 Completely fuel pmot easy usePhone 813 985-5616 Great shoe clean upon sealing irons Also works UltracoteiuFlorida residents add 6 2/2% sales fax NO-HEAT Trim 5o1vent has used VISA MASTER CARD Accepted modelets worldwide since less still__Dealer Inquiries Welcome best trim solvent market today NO A1biy tries Inc HEATTrimSolvent will noscausecolorstoc. Indus bleed allows time position trim Paut #95004 bottle pieces ensuresapermanent bond Retail price ..$695 Colorado light dry alr tell planes almost go outer space really fly Byron Levy New Orleans Louisiana Dream Come True Since read article RC Special September 1980 issue Model Aviation fell love airplane After reading about March 1990 April 1990 issues determined build scratch-built noticed could buy kit RC Special Davey Systems Corporation So last year purchased kit built past winter kit A-ivery good materials good instructions have flying airplane since June 2 have fallen love now put flaps also suggested plans am glad did am using OS 46 SF ABC-P power find adequate full power can take off 10 20 feet go straight up full flaps full down elevator trim can putt along like J-3 Cub landings nice slow have never yet wing tip stall slow flying landings Takeoffs beautiful full half power can maneuvers want truly best all-around fun-flying airplane have built have modeling life since youth 19681 got RC have active hobby since really enjoyed articles about air plane want say big thank Bill 48 Model Aviation er great design expert flier RC has goals since teenager RC Special has done super job fulfilling dream very relaxing plane fly can highly recommend anyone wants super flying machine Thanks again Model Aviation Bill Winter Davey Special have made day Jay deHoan Zeeland Michigan Encore commend recent selection cover photosaeromodeling should reflect craft men fly wife certainly objects halfdressed girlies some other mag covers purport about model aircraft Im proud receive publication leave face upon coffee table also enjoy Don Berliners excellent articles full-scale aircraft Keep up good work Keith Smith Clayton Ohio Sharing Memories Back May 15 1976 Kezar Pavilion Golden Gate Park San Francisco son Jim competed paper airplane contest won Junior Distance trophy flying five-inch-wingspan Bob Meuser designed glider then-world record 113 feet 7 inches fact landed seats about three feet off floor level estimated shortened actual possible distance about 8 10 feet Jim went win AMA Junior National Championship Springfield Ohio 1976 Junior Senior Championships US Free Flight Championships now lives Campbell California restaurant business way Jims launch ground level raised platform shown article about Hampton High School students feat construction feeling distance record highly tainted due elevated launch platform Steve Geraghty Los Gatos Calfornia Thinking Back Seeing photograph Dooling 61-powered speed model recent issue Model Aviation once again reminded glorious days control line speed models specifically Dynajet Ah yes Dynajet What wonderful weird delightful way burn some gasoline Please permit some reminiscing minute soapbox late 1940s early 1950s grew up Queens County New York City Shea Stadium now stands large parking lot saw great deal control line flying Among intrepid fliers Dynajet enthusiasts Ah yes what marvelous engine awesome asymmetrical speed models Perhaps low tech todays standards wonderful behold past winter helped son dont know AMA number off top head build Aerostar 40 powered suitably muffled read politically correct Webra 40 Im flier enjoy seeing son learn fly RC Hes 11 /2 years old often asks about old days Dynajets Willets Point field sheer noise starting tire pump old ignition coil Nothing namby-pamby about brother lived about two miles flying site heard Dynajets wed jump bikes race Willets Point see fly son muffled Webra 40 longs hear Dynajet myself would love see hear again Too bad litigious age cannot tolerate wonderful form model aviation have also told son Id love find Dynajet put test stand run just fun regulated politically correct ever-litigious world would invitation unpleasant visit authorities probability letter lawyer Continued page 54 Hobbypoxy clear choice more hobbyists Thats because can depend Hobbypoxy hold up under difficult conditions Formulas 1 2 3 4 fast acting rapid curing super holding epoxy glues provide incredible bonding power can used filling nicks cracks gaping joints Formula 3 gel-like consistency keeps put Formulas 2 4 come convenient 4 ounce squeeze bottles Whatever needs formulas just right whatever youre gluing June1993 49 Smooth n Easy low-viscosity epoxy finishing resin spreads thin & cures clear filling wood sheeting foam wings applying fiberglass cloth tape fuel proofing waterproofing Like its name sands Smooth n Easy time Master Airscrew propellers combine thinner airfoil sections efficient tips resulting greater thrust noise suppression true tip path Classic G/F K Series made 33% glass-filled nylon strength durability out-performing out-lasting wood other plastics both water sand gravel runways New Classic Series 12 24 engine has semi-scale appearance superior performance Wood Series made lightweight kiln-dried beechwood 9 16 inch diameters Heavier maple used 18 24 inch range Available local hobby dealer G/F SERIES black glass-filled nylon8x4 8x6$1 35 55x4 55x4$ 999x4 9x5 9x6 9x8 95x6155 6x3 6x35 6x4 x6 10x7 10x8175 7x47x6 125 I11x6 11x7 11x75 11x9195 K SERIES black glass-filled nylonI 4x6 4x8 $ 495 12x6 12x8$285 15x8 15x10595 13x6 13x8385 16x6 16x8 665 CLASSIC SERIES black glass-filled nylon18x6 18x8 18x10$1295 16x6 16x8 16x10$ 795 20x6 20x820x101495 WOOD SERIES beechwood maple14x6 14x8 14x10S525 9x4 9x5 9x6 9x8$19516x6 16x8 16x10895 lOxS 10x6 10x7 10x822518x6 18x8 18x101395 11x6 11x7 11x8 llxlO25520x620x820x101595 12x6 12x8 12x932522x822x1022x121795 13x6 13x8 13x1039524x824x1024x121995 See local Hobby Dealer Master Airscrew Propellers & Accessories WINDSOR PROPELLER COMPANY 3219 MONIER CIRCLE HO CORDOVA CALIFORNIA 95742 AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING Letters Editor Continued page 49 Things have got point flying field Scio Township has post notice cannot flying jet-powered models proper permission Mind live country yet muffled two-strokes could face banishment have field about seven miles further south Dont get wrong Im certainly against RC model aviation great deal skill involved some wonderful models out technology sophisticated anyone Dynajet era could ever have imagined Its just miss rough-and-tumble atmosphere years Thanks taking few minutes read thoughts reminiscences about era gone less regulated era time individualism Long live Dynajet Dooling etc Kurt H Miska Ann Arbor Michigan Fly Jenny following copied old yellowing piece paper found folded tucked book garage sale book title Aircraft Engineering Pilots printed 1952 Department Air Force name stamped inside cover James C Manley Maj USAF San Francisco California Perhaps author friend 1 Inspections best inspect ship you will never get 2 Climbing cockpit attempt enter cockpit usual way put weight lower wing panel will fall off besides foot will go through wing probably spraining ankle 3 Instruments After carefully lowering yourself seat groping vain safety belt take look instruments both right tachometer doesnt work other altimeter functioned perpetually until 1918 hand came off Look now after engine starts cant see 4 Warming up Dont warm up engine will run few minutes anyway longer its run ground less flying time will have After throttle open expose portion person beyond edge cowling Having face slapped flying rocker arms small bits piston rings valves etc continually coming out what once exhaust stacks no fun 5 flight After have dodged through trees windmills chimneys until over lake will see large hole left side fuselage hole allow stick move far 54 Model Aviation E 11 Al uSC DEW INFO $500 BUILD & FLY THE miniMAX YOURSELF 3 AWARDED Grand Champion and computer Designed Reserve Grand Champion Ultralight Part 103 Ultralight Easy construction 1989 Sun-N-Fun Fly-In Wood Oonstruction TEAM INC 10790 Ivy Bluff Rd Bradyville TN 37026 615 765-5397 enough make left turn Dont try right 6 landing landing made accordance law gravity landing gear doesnt collapse first bounce will second After have extracted yourself cockpit light cigarette walk away DONT RUN End Melvin Way Morris L Coville Corvallis Oregon Now Know readers Model Aviation might interested knowing about electronic mathematical fact Ed White editor McDonnell Douglas R/C club paper asked question issue club paper asked anyone knew what 10 dynes-centimeter seconds squared per coulomb squared gave hint dyne unit force metric CGS centimeter-gram second system later issue club paper explained 10 dynes-centimeter-seconds squared per coulomb squared millionth henry basic unit electrical inductance microhenry Carl Brandenberg St Louis Missouri Ute RC Association Has Grand Opening some photos taken model airport Salt Lake City area Grand Opening September 1991 has taken us 10 years get field field governed AMA rules Continued page 66 PERFECT DAY AUTO-TRICKLE ADAPTER converts ALL YOUR overnight chargers FULLY AUTOMATIC TRICKLE CHARGERS So wont miss day ATA manages UP TO 30 CHARGERS * Nothing solder no connectors buy * Starts up trickle chargers blinking * Autoinaticaly reduces charger back trickle 16 hours after pushing charge button * Works NiCd overnight C/tO chargers Glow drivers cordless tools cellular phones ham radios toys etc. * 100% solid state fuse protection * Full 180 day warranty Yes batteries can kept charged time Nothing else like Simply plug ATA wall plug YOUR overnight chargers push button forget about batteries fleet will ready next day week month season RC REPORT works exactly advertised things neat March 1992 T 1 E Hurry dont miss another day Get AUTO-TRICKLE ADAPTER Today SEE YOUR LOCAL HOBBY DEALER send check MO $3995 S&H Tejera Microsystems Engineering Inc 813 968-9510 PO Box 340608 Tampa Florida 33694 June1993 55 DONT MISS THAT SPORT FREE FLIGHT OR SMALL RC THE 30 watt High Efficiency motor Versatile light weight 2or3ceii operation Handies 12 oz ~cArii~ 250 sq modeis $995 PIao525Thot0s0sandtns total P0 SOX 11558 GOLDS@RO NC 27532 reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Outside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 Spend time flying let us build model build complete Byron Yellow Aircraft line well Pilot ZIQ Ace Ziroli can build plane ready tc finish red painted radio engine retracts installed References available Call info 916-676-2423 Aero Dynamics built 1/3 Tigermoth Its show stopper saw beautiful Byron Pills really detailed Yellow Aircraft Spitfire built now working Byron Pills Yellow P47 John Gallop Professional model builders over 35 years experience 5003 Ash lie Court Shingle Springs CA 95682 rFUN WITH FREE FLIGHT SPORT &KK~4-$1095 SCALE PLANES FLYING ACES MOTH made rubber power$995 Timer small electric24 inch wingspan easily adaptablePRAIRIE BIRD embryo l6lnchw]ngspan$1095 Ors NITE 28 P-30 28 inch wingspan suitable CO2 ACE walnut scale 17 inch wingspanW DnAADAAAemkh PO BOX 710339-MA qUdIfvqyfff5fU TEL 619 448-1818 SEND FOR OUR FULL CATALOG $400 SANTEE CA 92072-0399 FAX 619448-1833 can letter mu model Simple as. Aimum. B Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors ORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONGMEADOW MA 0102R TEL 413-5254118 FAX 413 525 7794 Letters Editor Continued page 55 Utah state park fee chargedwe get yearly permit $25 club Ute RC Association AMA club Walter F Staff Salt Lake City Utah Guess Introduced Him Hobby would like tell little bit about person got RC flyingmy father-in-law Gary Mlujeak Traverse City Michigan Thank opening eyes hobby will enjoy years come picture second plane built first plane flew solo Eagle 2 powered OS 40 FP engine son three years old Matthew Scott Schiff holding plane hope someday will fly neon colors green pink make plane easy see during flight novice pilot last note before go Thanks Frank Rypien WAM Wasatch Aero Modelers Layton Utah help keeping flying David Scott Schiff Hill AFB Utah 66 Model Aviation eSpecialistsSEND OVER 2000 TOOLS & ACCESSORIESFOR YOUR and Names. 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Letters Edi tar September 1992 issue Model Aviation requested motor/propeller data interested modelers evaluate com puter program Electrics evaluation has completed program now available thanks wrote MOTOR program evaluates performance electric motor/propeller combinations runs IBM compatible machines copy please send formatted disk 31/2 5 along SASE Ken Rusnok PO Box 4643 Fayetteville AR 72702 Along program text file will included contains equations used Last informed availability commercial software evaluate Electrics product name Aero*Comp information please contact USR&D Corpora tion PO Box 561 Denville NJ 07834-0561 Thank Ken Rusnok Fayetteville Arkansas Thank AMA free flight persuasion thank December issue cover rich issue community coverage Hying Aces Nationals particularly good An issue year like December will have robbed us things grumble about Grant Carson Westminster California Believe enclosed. written Frank Barone true coincidence may never happen again would like share incident fellow modelers what better way have put Model Aviation have ever lost plane dont lose hopeyou never know may come home much younger walking woods near home Rosedale Long Island saw what left model plane larger own picked up pieces took home too parts free flight plane Upon examining what picked up Ohlsson 23 ignition engine homemade aluminum mounts homemade tank plane Cumulus free flight colors blue yellow engine converted glow plug installed another plane used Well 35 years later talking Frank Barone member LIARS Club down field Long Island Frank describing free flight plane 35 years ago flew away him thermal Frank also described cut crankcase bolts fit mounts plane made mounts tank hand examined parts went home definitely Franks plane 35 years ago about Knowing gave engine parts back Frank converted back ignition engine still ran like charm said Frank asked Uh Richie rest plane Frank Barone Richard Bockley RC Flyers Net Ham Radio 3933 MHz network devoted RC flying now being held 3933 MHz daily starting 1 100Z 600 am Eastern ending 1200Z RC Flyers Net follows much older established net usually ends around 1100Z purpose net talk about RC flying large number RC hams over US talk about RC equipment try help other RCers may having problems equipment expand enjoyment RC flying hobby As well know somebody knows something about piece RC equipment now use has use just may person can help someone else problem keeping hangar instead air SWL drop card either addresses listed below question will aired probably answered just looking get great hobby RC flying RC Flyers Net great opportunity talk fliers June 1993 5 Thanks Help NEED BATIERIE7 m t12AH$1200 l2VoIt65AH$1500 VISA MASTERCARD DISCOVER PING & HAIJflI INIt OL CTAY ID El CkITC Search Vacation Flying Sites Does anybody know stretches highway US plentiful casual flying sites can found am hoping combine scenic family vacation opportunities get out car fly RC control line rockets along way disappointed recent trip Las Vegas area find almost otherwise suitable roadside land heavily fenced Orlando difficult find parking lot ball field fly 1/2A control line driving 40 minutes way official club flying site because schoolyards either fenced have live-in custodians chase people away whole country like Walter Legan 8014 Nashua Lane Orlando FL 32817 Instructions Needed P-51 B Top Flite Kit Im proud owner old P-51B Top-Flite kit problem came no plans instructions called Top-Flite purchased Great Planes company explained company sold kit discontinued old inventory plans sold company called Slots Wings talked Mark Thompson four five kits hand plans instructions Sounds like end line suppose readers might have built could furnish set plans would happy pay reproduction costs plans mailing Terry Ankeny 420 Oak Knoll Court Blue Earth MN 56013 Request Im recent entrant RC flying have completed two Eagle II models 0S 40 0S 61 4C Tam still training stages havent soloed As naval aviator WW II vintage loved flying Stearman Navy graciously allowed us off time Continued page ii RED MAX PREMIUM FUEL fuel beginners & span flyers should use Avail synthefi or fund RED MAX 0102877175068961717365 RED MAX 5114585983676768722125 RED MAX 10129497094486777628140 RED MAX 121383101598890781230546 REDMAXiS14121059103194684732951 RED MAX RACING FUEL Trophy wInner planes bouts & cars two bout blends caslor ok up 40% nlfro RED MAX 201763132212871181105847145 RED MAX 251851146314241307117154774 RED MAX 402515188618361685150977604 RED MAX 502891216821101937173492824 RED MAX 60326724523852189196108044 RED MAX 6534552591252223152073115654 RED MAX 4-CYCLE FUEL ElImInates detonatIon & kickback 4-cycle engInes smoother Idle power 10-4 CYCLE128497194586777728159 15-4 CYCLE14431082105396786634173 RED MAX HELICOPTER FUEL Extremely smooth running extra detoamer drk color special heavy oil heiicptrs 10 Helicopter132399396688779429342 15 Helicopter14721104107498688335357 RED MAX PERFORMANCE FUEL High flesh point heavy oil use tuned pipes ducted tan & other heavy dty app 5 Pertomiunce117588185878770523328 10 Performance 132399396688779429342 15 Performance 14721104107498688335357 RED MAX PATTERN FUEL Proven best fuel pattern engines using pumps tuned pipes 5 Pu9am117588185878770523328 10 Pattern132399396688779429342 15 Pattern1472110410749868833535 SUPER TIGER 3000 FUEL Beat fuel Super Tiger 20004000 engines SuperTiger00 129497094486777628140 RED MAX DIESEL FUEL Superior diesel back list popular demand customers BEARING TYPE BALL PLAIN _____19081432139312791145 20161540150113871253______ CUSTOM BLENDED FUEL INGREDIENTS Grand Total Available typo engine use Call price Mm gallon boats cars- helicopters speed ern scale- 1/4 scala kavan iginition 3000 PrIcas May Vary NAMP 6 Model Aviation r Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY OH THE LEFT THE TOTAL OH RIGHT Freight free qts gals No handling charge Freight collect drums Deduct 3% prepay Mis qty Total qty determines price SC orders add 5% sales las Dealer club prices avail Accept credit cards checks COD COD add $450 per carton uPS shipments add $600 per carton hazardous materials fee Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other over know equipment have no financial interest what finally purchase RC Flyers Net now air morning Join join the fun RED MAX FUEL Fred LomaxN4KYG 204 South Claiborne St Goldshoro NC 27530 919 736-2116 David Rose 817 Hawthorne Rd Shelby NC 28150 704 487-5654 h 704 482-2491 w O1YFUEONt4GALCASE24GALEOGAL1GAL ordertdMIXTUREGAL5 GAL CA2PER GALPtR GALPER GAL PLEASE PRINT BOX TAFFT EXPIRATION DATE.. 54 GAlTOTAL DRUM$AMT 100% money back guaran tee com pletely sat isfied reason Red Max has power better idle better wear char acteristics other fuel Letters Editor Continued page 6 Id like visit Naval Air Museum Pensacola Florida Id also like build RC Stearman would appreciate suggestions comments and/or recommenda tions regarding two activities kits anyone seeing Bruce R Pratt 7296 Monticello Way Ravenna OH 44266 Thank Wayne Lehman As result article Wayne Lehman February issue Model Aviation just write letter page 127 last paragraph suggested would nice hear youths affected Waynes building program 20 30 years now Well has over 30 years since benefited dedication gentleman little town Greenville Pennsylvania must have sometime 1955 1956 got first U-Control model joined group youngsters flew indoors towns civic center building room located under stage able work projects two nights week Saturdays supervised helped two men remember being 30s Over years have forgotten names certainly efforts After moving Greenville 1960 gave up flying models since did have indoor place fly never seen model flown outdoors after finishing school getting married interests once again returned challenges model flight 1967 built Goldberg Jumpin Bean learned fly outdoors returned Viet Nam 1970 bought first RC equipment have active since During past 22 years have built over 140 RC planes logged over 2700 flights main interest since 1984 has Pattern competition am currently flying Advanced After serving local club president twice VP once secretary nine years newsletter editor two years ap pointed position AVP last February newly elected VP Joe Beshar reason including above information let two men generously gave time youngster have probably forgotten know having investment returned way saying thank Thank efforts thanks building solid foundation supports activity now either two men still active someone reading knows would very much like hear Terry Terrenoire AVP Endicott New York Continued page 40 Wood Hand Selected Fiberglass Cowl Complete Plans Parts Hand Cut Instruction Manual Photo Page order kits call 1-800-327-7198 catalog fine kits send $400 Idaho Residents Add 5% State Sales Tax e&JATER JET CUT CARBON FIBER STRIPS Latest Technology No Sanding Necessary Smooth Edges Great Spar Caps Precision Cut Strips Foam Wing Reinforcement Bondable Surfaces Lowest Prices CLi Ill Thick l/4x4t 2/pkg S35t 3/tx4t 2 pkg S425 c CL2 t14 Thick 1/4x4t 2/pkgl $451 3/tx4t 2 pkg S6tt CL3 t22Ihick 1/4x4t2/pkglSS51 3/tx4t 2 phg StIl li CL4 lIt Thick 1/4x4t 2/pkg S65t 3/tx4t 2 pkg 51111 '~ Send SASE information additional sizes andXroducts Add $500 shipping ond hondlin f resi ents add 775 / tan Onerseas orders add 15 OrderCOtt MC VISA send check money order Aerospace Composite Pdqct PD Box 16621 Irvtne CA 92714 714 2511107 Fax 1142510307 June1993 11 UNLEASH POWER WITHIN ELIZE its AWESOME Bigger Engine Wont Fit r er Props r Economy Noise lowplugs Idle Ask veer lull dealer er call typical 45 will turn 13-6 over 10000 get 3 minutes oz & idle well below 2000 k complete catalem semi selt-adiresued 75C stamped liD envelops S SLUD credhed lit order L DAVIS DIESEL DEVELOPMENT ox 141 erd CT 01160 177-1110 AND MEAN FLYING MACHINE 1/4 scale Piper Super Cub 10716 lbs Jerry Grays Model SHOOT YOUR ENEMY DOWN LANIER RCu p5 Sport CAT NO 74112 THE ORIGINATORS OF ALMOST-READY-TO-FLY AIRCRAFT MADE OF PLASTIC AND FOAM Fuselage Length 45 Rec Engine Size 45-60 4 Stroke 80-90 Flying Weight 6 lbs Wing Span 63 Area 630 sq Radio Channels 4 Available favorite Hobby Dealer Replacement parts available Dealer distributor Inquiries lnvfted Write today free color catalog PO Box 458 BALSA WOOD STICK 6/IS6644 1103/422SO 3/02fl40 3/02100013 0/323/161/10 3/0211/01722 3/323/20533 6/632.40 11803/1611/5 3/206443. Oakwood Georgia 30566 Made USA 5/20SO46 0/30240/ 2/0SO45 BAlSA SHEETS 2-LOCS3045 BAISA TRAILING EDGE TAPERED AILERON STOCK BALSA TRIANGLES 404-532-6401 NA BALSA BLOCKS WING SKINS 1044313/32075 CONTEST BAlSA COOT FROOS 4-ALB STOCK 6053 401260 BIRCH PLYWOOD UGOIT PLY Letters Editor Continued page 11 Air Molecules Identified really enjoyed Nick Stevenss article lift May 92 Model Aviation would like provide some additional data Nick mentioned Wright brothers invented air molecules Until last week widely accepted now know Wilbur alone responsible some reason never shared secret Orville Wilbur died 1912 50 did air molecule production sad fact have air molecules least 80 years stuff passes air days simple mixture discrete gases mainly nitrogen oxygen traces others thrown flavor southern California add car exhaust body aroma am told some places air bland can see right through Ralph Geele Hawthorne Calfornia What Legal Recently reread story Murder Starship January issue couple thoughts came mind can certainly empathize persons involved loss superb project labor love experience does support perhaps unconscious knowledge aircraft flown can self-destruct moment through circumstances no fault own expertise no guarantee immunity against shown demise magnificent Byron B-29 flown very experienced team virtually unlimited technical financial backing tell people interested hobby must mentally financially prepared experience up 100% loss aircraft dont have like just able eventually rationalize accept go addition expressing sympathy letter ask opinion legal types out subject Presume able identify absolutely some means remains model lost left tree would probably radio components engines wheels similar reusable parts Just what recourse would owner have what could expect recover culprit exactly steal items did Did abandon plane left tree overnight longer Would recover anything items just named what condition Very possibly engines would rusted lack proper maintenance radio would have some physical damage Continued page 48 40 Model Aviation m SIZES AVAILAULE ALL BALSA IS AAA GRADE AlL BALSA SHREWS SANDED TO CLOSE TOLERANCES NATION BAlSA PPINO/HANDLINO $500 PER ORDER USA ONLY ADDITIONAL PEEl/HIT CHAROES OUTSIDE USA WILL APPLY 97 CHEROKEE DRIVE SPRINGFIELD MA 01109 WE ACCEPT PERSONAL CHECKS MONEY ORDERS COD PHONE 413-796-1925 ADD $400 FOR COD MASsACHUSETrS RESIDENCES ADD 5% HOURS 500AMTOSO0PM EST 7DAYSAWEEK TAx 2%OFFONAILPREPAIBORIER5 Satisfaction Guaranteed SI6 EAv HIND sHno pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge1 slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG I474 e4t 94 fO e4a MFG CO INC.401-7 So Front St.Montezuma IA 50171 623-5154 Letters Editor Continued page 40 being pulled out plane due care Almost certainly would expect recover time labor spent construction would Considering time frustration anguish involved small claims court have would better psychologically just write off whole incident get life little sadder wiser suspect latter true hobby has tremendous potential feelings accomplishment self-satisfaction since Mother Natureas well laws physics aerodynamicsgives final exam Nobody has tell you get just right will know yourself exhilaration after flight everything finally perfect will make worthwhile John Arbogast Hamilton Ohio .. almost go Outer Space Really Fly article August issue Model Aviation built two Catapult Canard CC-ls live New Orleans air heavy moist tested mailed grandsons Cohn Alex Colorado Springs II RATI RIAUTMC SIRVO CONVERSION Kir Uur Ball Bearing Servo Conversion ICits have market year response has tremendous Conversion Kits havebeen thoroughly field tested thousands sets already use have proven finest reliable conversion kits available Anniversary Sale way saying thanks continuing support What Experts Saying about LDMs Ball Bearing Servo Conversion Kits excited first heard about am pleased note work bit well N hoped everybit well advertised. truly outstanding example good idea well thought out well executed Cordon Banks RIC Report July1992 1 impressed its simplicity .its low cost conversion makes servos last indefinitely Anthony Garranibone RIC Rotary Modeler July/August 1992 .theoutputshaftwasdeflnitelymorestable sound motor changed motor running faster .I definitely think worthwhlle conversion Eloy Marex Model Builder Septvnber 1992 vwJLr tess man cosm OJQflLUtt vearusg servo can upgrade four standard servos LDM Industries new Ball Bearing Servo Conversion Kits will Eliminate wobble output shaft Reduce deadband Improved control response Reduce chance flutter airplanes Optimize steering response cats Help absorb heavy steering loads boats Improve servo centering extend servo life Allow use pull-pull type control cables Kit #9600 fits standard Futaba servos 528 38 48 128138 148and Cirrus CS2 8128 238 &248 Regular Price 4 $3995 E $2995 Kit #9700 fits Airironics 94102 standard servo Regular Price 4 $3995SALE $2995 Kit 99800 fits JR 501 &507 Focus IIS300RCD 05 Tower IS-Si Hobbico CS-Si Ace Sport 330 Regular Price 4 $2495 E $2095 Sale ends 5/31193 NO-HEAT TRUVI SOLVENT order sendcheck money Takes hassle out MonokoteM trim work Bonds Monokoten over MonokoteniLDM Industries Inc heatPO Box 292396 Dept 140 Eliminates ugly bubbles wrinklesTampa FL 33687-2396 Completely fuel pmot easy usePhone 813 985-5616 Great shoe clean upon sealing irons Also works UltracoteiuFlorida residents add 6 2/2% sales fax NO-HEAT Trim 5o1vent has used VISA MASTER CARD Accepted modelets worldwide since less still__Dealer Inquiries Welcome best trim solvent market today NO A1biy tries Inc HEATTrimSolvent will noscausecolorstoc. Indus bleed allows time position trim Paut #95004 bottle pieces ensuresapermanent bond Retail price ..$695 Colorado light dry alr tell planes almost go outer space really fly Byron Levy New Orleans Louisiana Dream Come True Since read article RC Special September 1980 issue Model Aviation fell love airplane After reading about March 1990 April 1990 issues determined build scratch-built noticed could buy kit RC Special Davey Systems Corporation So last year purchased kit built past winter kit A-ivery good materials good instructions have flying airplane since June 2 have fallen love now put flaps also suggested plans am glad did am using OS 46 SF ABC-P power find adequate full power can take off 10 20 feet go straight up full flaps full down elevator trim can putt along like J-3 Cub landings nice slow have never yet wing tip stall slow flying landings Takeoffs beautiful full half power can maneuvers want truly best all-around fun-flying airplane have built have modeling life since youth 19681 got RC have active hobby since really enjoyed articles about air plane want say big thank Bill 48 Model Aviation er great design expert flier RC has goals since teenager RC Special has done super job fulfilling dream very relaxing plane fly can highly recommend anyone wants super flying machine Thanks again Model Aviation Bill Winter Davey Special have made day Jay deHoan Zeeland Michigan Encore commend recent selection cover photosaeromodeling should reflect craft men fly wife certainly objects halfdressed girlies some other mag covers purport about model aircraft Im proud receive publication leave face upon coffee table also enjoy Don Berliners excellent articles full-scale aircraft Keep up good work Keith Smith Clayton Ohio Sharing Memories Back May 15 1976 Kezar Pavilion Golden Gate Park San Francisco son Jim competed paper airplane contest won Junior Distance trophy flying five-inch-wingspan Bob Meuser designed glider then-world record 113 feet 7 inches fact landed seats about three feet off floor level estimated shortened actual possible distance about 8 10 feet Jim went win AMA Junior National Championship Springfield Ohio 1976 Junior Senior Championships US Free Flight Championships now lives Campbell California restaurant business way Jims launch ground level raised platform shown article about Hampton High School students feat construction feeling distance record highly tainted due elevated launch platform Steve Geraghty Los Gatos Calfornia Thinking Back Seeing photograph Dooling 61-powered speed model recent issue Model Aviation once again reminded glorious days control line speed models specifically Dynajet Ah yes Dynajet What wonderful weird delightful way burn some gasoline Please permit some reminiscing minute soapbox late 1940s early 1950s grew up Queens County New York City Shea Stadium now stands large parking lot saw great deal control line flying Among intrepid fliers Dynajet enthusiasts Ah yes what marvelous engine awesome asymmetrical speed models Perhaps low tech todays standards wonderful behold past winter helped son dont know AMA number off top head build Aerostar 40 powered suitably muffled read politically correct Webra 40 Im flier enjoy seeing son learn fly RC Hes 11 /2 years old often asks about old days Dynajets Willets Point field sheer noise starting tire pump old ignition coil Nothing namby-pamby about brother lived about two miles flying site heard Dynajets wed jump bikes race Willets Point see fly son muffled Webra 40 longs hear Dynajet myself would love see hear again Too bad litigious age cannot tolerate wonderful form model aviation have also told son Id love find Dynajet put test stand run just fun regulated politically correct ever-litigious world would invitation unpleasant visit authorities probability letter lawyer Continued page 54 Hobbypoxy clear choice more hobbyists Thats because can depend Hobbypoxy hold up under difficult conditions Formulas 1 2 3 4 fast acting rapid curing super holding epoxy glues provide incredible bonding power can used filling nicks cracks gaping joints Formula 3 gel-like consistency keeps put Formulas 2 4 come convenient 4 ounce squeeze bottles Whatever needs formulas just right whatever youre gluing June1993 49 Smooth n Easy low-viscosity epoxy finishing resin spreads thin & cures clear filling wood sheeting foam wings applying fiberglass cloth tape fuel proofing waterproofing Like its name sands Smooth n Easy time Master Airscrew propellers combine thinner airfoil sections efficient tips resulting greater thrust noise suppression true tip path Classic G/F K Series made 33% glass-filled nylon strength durability out-performing out-lasting wood other plastics both water sand gravel runways New Classic Series 12 24 engine has semi-scale appearance superior performance Wood Series made lightweight kiln-dried beechwood 9 16 inch diameters Heavier maple used 18 24 inch range Available local hobby dealer G/F SERIES black glass-filled nylon8x4 8x6$1 35 55x4 55x4$ 999x4 9x5 9x6 9x8 95x6155 6x3 6x35 6x4 x6 10x7 10x8175 7x47x6 125 I11x6 11x7 11x75 11x9195 K SERIES black glass-filled nylonI 4x6 4x8 $ 495 12x6 12x8$285 15x8 15x10595 13x6 13x8385 16x6 16x8 665 CLASSIC SERIES black glass-filled nylon18x6 18x8 18x10$1295 16x6 16x8 16x10$ 795 20x6 20x820x101495 WOOD SERIES beechwood maple14x6 14x8 14x10S525 9x4 9x5 9x6 9x8$19516x6 16x8 16x10895 lOxS 10x6 10x7 10x822518x6 18x8 18x101395 11x6 11x7 11x8 llxlO25520x620x820x101595 12x6 12x8 12x932522x822x1022x121795 13x6 13x8 13x1039524x824x1024x121995 See local Hobby Dealer Master Airscrew Propellers & Accessories WINDSOR PROPELLER COMPANY 3219 MONIER CIRCLE HO CORDOVA CALIFORNIA 95742 AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING Letters Editor Continued page 49 Things have got point flying field Scio Township has post notice cannot flying jet-powered models proper permission Mind live country yet muffled two-strokes could face banishment have field about seven miles further south Dont get wrong Im certainly against RC model aviation great deal skill involved some wonderful models out technology sophisticated anyone Dynajet era could ever have imagined Its just miss rough-and-tumble atmosphere years Thanks taking few minutes read thoughts reminiscences about era gone less regulated era time individualism Long live Dynajet Dooling etc Kurt H Miska Ann Arbor Michigan Fly Jenny following copied old yellowing piece paper found folded tucked book garage sale book title Aircraft Engineering Pilots printed 1952 Department Air Force name stamped inside cover James C Manley Maj USAF San Francisco California Perhaps author friend 1 Inspections best inspect ship you will never get 2 Climbing cockpit attempt enter cockpit usual way put weight lower wing panel will fall off besides foot will go through wing probably spraining ankle 3 Instruments After carefully lowering yourself seat groping vain safety belt take look instruments both right tachometer doesnt work other altimeter functioned perpetually until 1918 hand came off Look now after engine starts cant see 4 Warming up Dont warm up engine will run few minutes anyway longer its run ground less flying time will have After throttle open expose portion person beyond edge cowling Having face slapped flying rocker arms small bits piston rings valves etc continually coming out what once exhaust stacks no fun 5 flight After have dodged through trees windmills chimneys until over lake will see large hole left side fuselage hole allow stick move far 54 Model Aviation E 11 Al uSC DEW INFO $500 BUILD & FLY THE miniMAX YOURSELF 3 AWARDED Grand Champion and computer Designed Reserve Grand Champion Ultralight Part 103 Ultralight Easy construction 1989 Sun-N-Fun Fly-In Wood Oonstruction TEAM INC 10790 Ivy Bluff Rd Bradyville TN 37026 615 765-5397 enough make left turn Dont try right 6 landing landing made accordance law gravity landing gear doesnt collapse first bounce will second After have extracted yourself cockpit light cigarette walk away DONT RUN End Melvin Way Morris L Coville Corvallis Oregon Now Know readers Model Aviation might interested knowing about electronic mathematical fact Ed White editor McDonnell Douglas R/C club paper asked question issue club paper asked anyone knew what 10 dynes-centimeter seconds squared per coulomb squared gave hint dyne unit force metric CGS centimeter-gram second system later issue club paper explained 10 dynes-centimeter-seconds squared per coulomb squared millionth henry basic unit electrical inductance microhenry Carl Brandenberg St Louis Missouri Ute RC Association Has Grand Opening some photos taken model airport Salt Lake City area Grand Opening September 1991 has taken us 10 years get field field governed AMA rules Continued page 66 PERFECT DAY AUTO-TRICKLE ADAPTER converts ALL YOUR overnight chargers FULLY AUTOMATIC TRICKLE CHARGERS So wont miss day ATA manages UP TO 30 CHARGERS * Nothing solder no connectors buy * Starts up trickle chargers blinking * Autoinaticaly reduces charger back trickle 16 hours after pushing charge button * Works NiCd overnight C/tO chargers Glow drivers cordless tools cellular phones ham radios toys etc. * 100% solid state fuse protection * Full 180 day warranty Yes batteries can kept charged time Nothing else like Simply plug ATA wall plug YOUR overnight chargers push button forget about batteries fleet will ready next day week month season RC REPORT works exactly advertised things neat March 1992 T 1 E Hurry dont miss another day Get AUTO-TRICKLE ADAPTER Today SEE YOUR LOCAL HOBBY DEALER send check MO $3995 S&H Tejera Microsystems Engineering Inc 813 968-9510 PO Box 340608 Tampa Florida 33694 June1993 55 DONT MISS THAT SPORT FREE FLIGHT OR SMALL RC THE 30 watt High Efficiency motor Versatile light weight 2or3ceii operation Handies 12 oz ~cArii~ 250 sq modeis $995 PIao525Thot0s0sandtns total P0 SOX 11558 GOLDS@RO NC 27532 reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Outside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 Spend time flying let us build model build complete Byron Yellow Aircraft line well Pilot ZIQ Ace Ziroli can build plane ready tc finish red painted radio engine retracts installed References available Call info 916-676-2423 Aero Dynamics built 1/3 Tigermoth Its show stopper saw beautiful Byron Pills really detailed Yellow Aircraft Spitfire built now working Byron Pills Yellow P47 John Gallop Professional model builders over 35 years experience 5003 Ash lie Court Shingle Springs CA 95682 rFUN WITH FREE FLIGHT SPORT &KK~4-$1095 SCALE PLANES FLYING ACES MOTH made rubber power$995 Timer small electric24 inch wingspan easily adaptablePRAIRIE BIRD embryo l6lnchw]ngspan$1095 Ors NITE 28 P-30 28 inch wingspan suitable CO2 ACE walnut scale 17 inch wingspanW DnAADAAAemkh PO BOX 710339-MA qUdIfvqyfff5fU TEL 619 448-1818 SEND FOR OUR FULL CATALOG $400 SANTEE CA 92072-0399 FAX 619448-1833 can letter mu model Simple as. Aimum. B Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors ORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONGMEADOW MA 0102R TEL 413-5254118 FAX 413 525 7794 Letters Editor Continued page 55 Utah state park fee chargedwe get yearly permit $25 club Ute RC Association AMA club Walter F Staff Salt Lake City Utah Guess Introduced Him Hobby would like tell little bit about person got RC flyingmy father-in-law Gary Mlujeak Traverse City Michigan Thank opening eyes hobby will enjoy years come picture second plane built first plane flew solo Eagle 2 powered OS 40 FP engine son three years old Matthew Scott Schiff holding plane hope someday will fly neon colors green pink make plane easy see during flight novice pilot last note before go Thanks Frank Rypien WAM Wasatch Aero Modelers Layton Utah help keeping flying David Scott Schiff Hill AFB Utah 66 Model Aviation eSpecialistsSEND OVER 2000 TOOLS & ACCESSORIESFOR YOUR and Names. 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Letters Edi tar September 1992 issue Model Aviation requested motor/propeller data interested modelers evaluate com puter program Electrics evaluation has completed program now available thanks wrote MOTOR program evaluates performance electric motor/propeller combinations runs IBM compatible machines copy please send formatted disk 31/2 5 along SASE Ken Rusnok PO Box 4643 Fayetteville AR 72702 Along program text file will included contains equations used Last informed availability commercial software evaluate Electrics product name Aero*Comp information please contact USR&D Corpora tion PO Box 561 Denville NJ 07834-0561 Thank Ken Rusnok Fayetteville Arkansas Thank AMA free flight persuasion thank December issue cover rich issue community coverage Hying Aces Nationals particularly good An issue year like December will have robbed us things grumble about Grant Carson Westminster California Believe enclosed. written Frank Barone true coincidence may never happen again would like share incident fellow modelers what better way have put Model Aviation have ever lost plane dont lose hopeyou never know may come home much younger walking woods near home Rosedale Long Island saw what left model plane larger own picked up pieces took home too parts free flight plane Upon examining what picked up Ohlsson 23 ignition engine homemade aluminum mounts homemade tank plane Cumulus free flight colors blue yellow engine converted glow plug installed another plane used Well 35 years later talking Frank Barone member LIARS Club down field Long Island Frank describing free flight plane 35 years ago flew away him thermal Frank also described cut crankcase bolts fit mounts plane made mounts tank hand examined parts went home definitely Franks plane 35 years ago about Knowing gave engine parts back Frank converted back ignition engine still ran like charm said Frank asked Uh Richie rest plane Frank Barone Richard Bockley RC Flyers Net Ham Radio 3933 MHz network devoted RC flying now being held 3933 MHz daily starting 1 100Z 600 am Eastern ending 1200Z RC Flyers Net follows much older established net usually ends around 1100Z purpose net talk about RC flying large number RC hams over US talk about RC equipment try help other RCers may having problems equipment expand enjoyment RC flying hobby As well know somebody knows something about piece RC equipment now use has use just may person can help someone else problem keeping hangar instead air SWL drop card either addresses listed below question will aired probably answered just looking get great hobby RC flying RC Flyers Net great opportunity talk fliers June 1993 5 Thanks Help NEED BATIERIE7 m t12AH$1200 l2VoIt65AH$1500 VISA MASTERCARD DISCOVER PING & HAIJflI INIt OL CTAY ID El CkITC Search Vacation Flying Sites Does anybody know stretches highway US plentiful casual flying sites can found am hoping combine scenic family vacation opportunities get out car fly RC control line rockets along way disappointed recent trip Las Vegas area find almost otherwise suitable roadside land heavily fenced Orlando difficult find parking lot ball field fly 1/2A control line driving 40 minutes way official club flying site because schoolyards either fenced have live-in custodians chase people away whole country like Walter Legan 8014 Nashua Lane Orlando FL 32817 Instructions Needed P-51 B Top Flite Kit Im proud owner old P-51B Top-Flite kit problem came no plans instructions called Top-Flite purchased Great Planes company explained company sold kit discontinued old inventory plans sold company called Slots Wings talked Mark Thompson four five kits hand plans instructions Sounds like end line suppose readers might have built could furnish set plans would happy pay reproduction costs plans mailing Terry Ankeny 420 Oak Knoll Court Blue Earth MN 56013 Request Im recent entrant RC flying have completed two Eagle II models 0S 40 0S 61 4C Tam still training stages havent soloed As naval aviator WW II vintage loved flying Stearman Navy graciously allowed us off time Continued page ii RED MAX PREMIUM FUEL fuel beginners & span flyers should use Avail synthefi or fund RED MAX 0102877175068961717365 RED MAX 5114585983676768722125 RED MAX 10129497094486777628140 RED MAX 121383101598890781230546 REDMAXiS14121059103194684732951 RED MAX RACING FUEL Trophy wInner planes bouts & cars two bout blends caslor ok up 40% nlfro RED MAX 201763132212871181105847145 RED MAX 251851146314241307117154774 RED MAX 402515188618361685150977604 RED MAX 502891216821101937173492824 RED MAX 60326724523852189196108044 RED MAX 6534552591252223152073115654 RED MAX 4-CYCLE FUEL ElImInates detonatIon & kickback 4-cycle engInes smoother Idle power 10-4 CYCLE128497194586777728159 15-4 CYCLE14431082105396786634173 RED MAX HELICOPTER FUEL Extremely smooth running extra detoamer drk color special heavy oil heiicptrs 10 Helicopter132399396688779429342 15 Helicopter14721104107498688335357 RED MAX PERFORMANCE FUEL High flesh point heavy oil use tuned pipes ducted tan & other heavy dty app 5 Pertomiunce117588185878770523328 10 Performance 132399396688779429342 15 Performance 14721104107498688335357 RED MAX PATTERN FUEL Proven best fuel pattern engines using pumps tuned pipes 5 Pu9am117588185878770523328 10 Pattern132399396688779429342 15 Pattern1472110410749868833535 SUPER TIGER 3000 FUEL Beat fuel Super Tiger 20004000 engines SuperTiger00 129497094486777628140 RED MAX DIESEL FUEL Superior diesel back list popular demand customers BEARING TYPE BALL PLAIN _____19081432139312791145 20161540150113871253______ CUSTOM BLENDED FUEL INGREDIENTS Grand Total Available typo engine use Call price Mm gallon boats cars- helicopters speed ern scale- 1/4 scala kavan iginition 3000 PrIcas May Vary NAMP 6 Model Aviation r Form CALL OR USE THIS HANDY ORDER FORM TO SPEED YOUR ORDER FILL IN OTY OH THE LEFT THE TOTAL OH RIGHT Freight free qts gals No handling charge Freight collect drums Deduct 3% prepay Mis qty Total qty determines price SC orders add 5% sales las Dealer club prices avail Accept credit cards checks COD COD add $450 per carton uPS shipments add $600 per carton hazardous materials fee Power easy starting power smooth take offs power intricate maneuvers Red Max makes engine come alive power performance never expected can have power Its phone call away Power today next week next year Red Maxs secret gredients keep engine last ing longer running power fully other over know equipment have no financial interest what finally purchase RC Flyers Net now air morning Join join the fun RED MAX FUEL Fred LomaxN4KYG 204 South Claiborne St Goldshoro NC 27530 919 736-2116 David Rose 817 Hawthorne Rd Shelby NC 28150 704 487-5654 h 704 482-2491 w O1YFUEONt4GALCASE24GALEOGAL1GAL ordertdMIXTUREGAL5 GAL CA2PER GALPtR GALPER GAL PLEASE PRINT BOX TAFFT EXPIRATION DATE.. 54 GAlTOTAL DRUM$AMT 100% money back guaran tee com pletely sat isfied reason Red Max has power better idle better wear char acteristics other fuel Letters Editor Continued page 6 Id like visit Naval Air Museum Pensacola Florida Id also like build RC Stearman would appreciate suggestions comments and/or recommenda tions regarding two activities kits anyone seeing Bruce R Pratt 7296 Monticello Way Ravenna OH 44266 Thank Wayne Lehman As result article Wayne Lehman February issue Model Aviation just write letter page 127 last paragraph suggested would nice hear youths affected Waynes building program 20 30 years now Well has over 30 years since benefited dedication gentleman little town Greenville Pennsylvania must have sometime 1955 1956 got first U-Control model joined group youngsters flew indoors towns civic center building room located under stage able work projects two nights week Saturdays supervised helped two men remember being 30s Over years have forgotten names certainly efforts After moving Greenville 1960 gave up flying models since did have indoor place fly never seen model flown outdoors after finishing school getting married interests once again returned challenges model flight 1967 built Goldberg Jumpin Bean learned fly outdoors returned Viet Nam 1970 bought first RC equipment have active since During past 22 years have built over 140 RC planes logged over 2700 flights main interest since 1984 has Pattern competition am currently flying Advanced After serving local club president twice VP once secretary nine years newsletter editor two years ap pointed position AVP last February newly elected VP Joe Beshar reason including above information let two men generously gave time youngster have probably forgotten know having investment returned way saying thank Thank efforts thanks building solid foundation supports activity now either two men still active someone reading knows would very much like hear Terry Terrenoire AVP Endicott New York Continued page 40 Wood Hand Selected Fiberglass Cowl Complete Plans Parts Hand Cut Instruction Manual Photo Page order kits call 1-800-327-7198 catalog fine kits send $400 Idaho Residents Add 5% State Sales Tax e&JATER JET CUT CARBON FIBER STRIPS Latest Technology No Sanding Necessary Smooth Edges Great Spar Caps Precision Cut Strips Foam Wing Reinforcement Bondable Surfaces Lowest Prices CLi Ill Thick l/4x4t 2/pkg S35t 3/tx4t 2 pkg S425 c CL2 t14 Thick 1/4x4t 2/pkgl $451 3/tx4t 2 pkg S6tt CL3 t22Ihick 1/4x4t2/pkglSS51 3/tx4t 2 phg StIl li CL4 lIt Thick 1/4x4t 2/pkg S65t 3/tx4t 2 pkg 51111 '~ Send SASE information additional sizes andXroducts Add $500 shipping ond hondlin f resi ents add 775 / tan Onerseas orders add 15 OrderCOtt MC VISA send check money order Aerospace Composite Pdqct PD Box 16621 Irvtne CA 92714 714 2511107 Fax 1142510307 June1993 11 UNLEASH POWER WITHIN ELIZE its AWESOME Bigger Engine Wont Fit r er Props r Economy Noise lowplugs Idle Ask veer lull dealer er call typical 45 will turn 13-6 over 10000 get 3 minutes oz & idle well below 2000 k complete catalem semi selt-adiresued 75C stamped liD envelops S SLUD credhed lit order L DAVIS DIESEL DEVELOPMENT ox 141 erd CT 01160 177-1110 AND MEAN FLYING MACHINE 1/4 scale Piper Super Cub 10716 lbs Jerry Grays Model SHOOT YOUR ENEMY DOWN LANIER RCu p5 Sport CAT NO 74112 THE ORIGINATORS OF ALMOST-READY-TO-FLY AIRCRAFT MADE OF PLASTIC AND FOAM Fuselage Length 45 Rec Engine Size 45-60 4 Stroke 80-90 Flying Weight 6 lbs Wing Span 63 Area 630 sq Radio Channels 4 Available favorite Hobby Dealer Replacement parts available Dealer distributor Inquiries lnvfted Write today free color catalog PO Box 458 BALSA WOOD STICK 6/IS6644 1103/422SO 3/02fl40 3/02100013 0/323/161/10 3/0211/01722 3/323/20533 6/632.40 11803/1611/5 3/206443. Oakwood Georgia 30566 Made USA 5/20SO46 0/30240/ 2/0SO45 BAlSA SHEETS 2-LOCS3045 BAISA TRAILING EDGE TAPERED AILERON STOCK BALSA TRIANGLES 404-532-6401 NA BALSA BLOCKS WING SKINS 1044313/32075 CONTEST BAlSA COOT FROOS 4-ALB STOCK 6053 401260 BIRCH PLYWOOD UGOIT PLY Letters Editor Continued page 11 Air Molecules Identified really enjoyed Nick Stevenss article lift May 92 Model Aviation would like provide some additional data Nick mentioned Wright brothers invented air molecules Until last week widely accepted now know Wilbur alone responsible some reason never shared secret Orville Wilbur died 1912 50 did air molecule production sad fact have air molecules least 80 years stuff passes air days simple mixture discrete gases mainly nitrogen oxygen traces others thrown flavor southern California add car exhaust body aroma am told some places air bland can see right through Ralph Geele Hawthorne Calfornia What Legal Recently reread story Murder Starship January issue couple thoughts came mind can certainly empathize persons involved loss superb project labor love experience does support perhaps unconscious knowledge aircraft flown can self-destruct moment through circumstances no fault own expertise no guarantee immunity against shown demise magnificent Byron B-29 flown very experienced team virtually unlimited technical financial backing tell people interested hobby must mentally financially prepared experience up 100% loss aircraft dont have like just able eventually rationalize accept go addition expressing sympathy letter ask opinion legal types out subject Presume able identify absolutely some means remains model lost left tree would probably radio components engines wheels similar reusable parts Just what recourse would owner have what could expect recover culprit exactly steal items did Did abandon plane left tree overnight longer Would recover anything items just named what condition Very possibly engines would rusted lack proper maintenance radio would have some physical damage Continued page 48 40 Model Aviation m SIZES AVAILAULE ALL BALSA IS AAA GRADE AlL BALSA SHREWS SANDED TO CLOSE TOLERANCES NATION BAlSA PPINO/HANDLINO $500 PER ORDER USA ONLY ADDITIONAL PEEl/HIT CHAROES OUTSIDE USA WILL APPLY 97 CHEROKEE DRIVE SPRINGFIELD MA 01109 WE ACCEPT PERSONAL CHECKS MONEY ORDERS COD PHONE 413-796-1925 ADD $400 FOR COD MASsACHUSETrS RESIDENCES ADD 5% HOURS 500AMTOSO0PM EST 7DAYSAWEEK TAx 2%OFFONAILPREPAIBORIER5 Satisfaction Guaranteed SI6 EAv HIND sHno pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging picking messy epoxies Simply cut single knife slot hinge1 slide hinges place apply few drops favorite CA glue youre done SUPER FAST SUPER EASY SUPER STRONG I474 e4t 94 fO e4a MFG CO INC.401-7 So Front St.Montezuma IA 50171 623-5154 Letters Editor Continued page 40 being pulled out plane due care Almost certainly would expect recover time labor spent construction would Considering time frustration anguish involved small claims court have would better psychologically just write off whole incident get life little sadder wiser suspect latter true hobby has tremendous potential feelings accomplishment self-satisfaction since Mother Natureas well laws physics aerodynamicsgives final exam Nobody has tell you get just right will know yourself exhilaration after flight everything finally perfect will make worthwhile John Arbogast Hamilton Ohio .. almost go Outer Space Really Fly article August issue Model Aviation built two Catapult Canard CC-ls live New Orleans air heavy moist tested mailed grandsons Cohn Alex Colorado Springs II RATI RIAUTMC SIRVO CONVERSION Kir Uur Ball Bearing Servo Conversion ICits have market year response has tremendous Conversion Kits havebeen thoroughly field tested thousands sets already use have proven finest reliable conversion kits available Anniversary Sale way saying thanks continuing support What Experts Saying about LDMs Ball Bearing Servo Conversion Kits excited first heard about am pleased note work bit well N hoped everybit well advertised. truly outstanding example good idea well thought out well executed Cordon Banks RIC Report July1992 1 impressed its simplicity .its low cost conversion makes servos last indefinitely Anthony Garranibone RIC Rotary Modeler July/August 1992 .theoutputshaftwasdeflnitelymorestable sound motor changed motor running faster .I definitely think worthwhlle conversion Eloy Marex Model Builder Septvnber 1992 vwJLr tess man cosm OJQflLUtt vearusg servo can upgrade four standard servos LDM Industries new Ball Bearing Servo Conversion Kits will Eliminate wobble output shaft Reduce deadband Improved control response Reduce chance flutter airplanes Optimize steering response cats Help absorb heavy steering loads boats Improve servo centering extend servo life Allow use pull-pull type control cables Kit #9600 fits standard Futaba servos 528 38 48 128138 148and Cirrus CS2 8128 238 &248 Regular Price 4 $3995 E $2995 Kit #9700 fits Airironics 94102 standard servo Regular Price 4 $3995SALE $2995 Kit 99800 fits JR 501 &507 Focus IIS300RCD 05 Tower IS-Si Hobbico CS-Si Ace Sport 330 Regular Price 4 $2495 E $2095 Sale ends 5/31193 NO-HEAT TRUVI SOLVENT order sendcheck money Takes hassle out MonokoteM trim work Bonds Monokoten over MonokoteniLDM Industries Inc heatPO Box 292396 Dept 140 Eliminates ugly bubbles wrinklesTampa FL 33687-2396 Completely fuel pmot easy usePhone 813 985-5616 Great shoe clean upon sealing irons Also works UltracoteiuFlorida residents add 6 2/2% sales fax NO-HEAT Trim 5o1vent has used VISA MASTER CARD Accepted modelets worldwide since less still__Dealer Inquiries Welcome best trim solvent market today NO A1biy tries Inc HEATTrimSolvent will noscausecolorstoc. Indus bleed allows time position trim Paut #95004 bottle pieces ensuresapermanent bond Retail price ..$695 Colorado light dry alr tell planes almost go outer space really fly Byron Levy New Orleans Louisiana Dream Come True Since read article RC Special September 1980 issue Model Aviation fell love airplane After reading about March 1990 April 1990 issues determined build scratch-built noticed could buy kit RC Special Davey Systems Corporation So last year purchased kit built past winter kit A-ivery good materials good instructions have flying airplane since June 2 have fallen love now put flaps also suggested plans am glad did am using OS 46 SF ABC-P power find adequate full power can take off 10 20 feet go straight up full flaps full down elevator trim can putt along like J-3 Cub landings nice slow have never yet wing tip stall slow flying landings Takeoffs beautiful full half power can maneuvers want truly best all-around fun-flying airplane have built have modeling life since youth 19681 got RC have active hobby since really enjoyed articles about air plane want say big thank Bill 48 Model Aviation er great design expert flier RC has goals since teenager RC Special has done super job fulfilling dream very relaxing plane fly can highly recommend anyone wants super flying machine Thanks again Model Aviation Bill Winter Davey Special have made day Jay deHoan Zeeland Michigan Encore commend recent selection cover photosaeromodeling should reflect craft men fly wife certainly objects halfdressed girlies some other mag covers purport about model aircraft Im proud receive publication leave face upon coffee table also enjoy Don Berliners excellent articles full-scale aircraft Keep up good work Keith Smith Clayton Ohio Sharing Memories Back May 15 1976 Kezar Pavilion Golden Gate Park San Francisco son Jim competed paper airplane contest won Junior Distance trophy flying five-inch-wingspan Bob Meuser designed glider then-world record 113 feet 7 inches fact landed seats about three feet off floor level estimated shortened actual possible distance about 8 10 feet Jim went win AMA Junior National Championship Springfield Ohio 1976 Junior Senior Championships US Free Flight Championships now lives Campbell California restaurant business way Jims launch ground level raised platform shown article about Hampton High School students feat construction feeling distance record highly tainted due elevated launch platform Steve Geraghty Los Gatos Calfornia Thinking Back Seeing photograph Dooling 61-powered speed model recent issue Model Aviation once again reminded glorious days control line speed models specifically Dynajet Ah yes Dynajet What wonderful weird delightful way burn some gasoline Please permit some reminiscing minute soapbox late 1940s early 1950s grew up Queens County New York City Shea Stadium now stands large parking lot saw great deal control line flying Among intrepid fliers Dynajet enthusiasts Ah yes what marvelous engine awesome asymmetrical speed models Perhaps low tech todays standards wonderful behold past winter helped son dont know AMA number off top head build Aerostar 40 powered suitably muffled read politically correct Webra 40 Im flier enjoy seeing son learn fly RC Hes 11 /2 years old often asks about old days Dynajets Willets Point field sheer noise starting tire pump old ignition coil Nothing namby-pamby about brother lived about two miles flying site heard Dynajets wed jump bikes race Willets Point see fly son muffled Webra 40 longs hear Dynajet myself would love see hear again Too bad litigious age cannot tolerate wonderful form model aviation have also told son Id love find Dynajet put test stand run just fun regulated politically correct ever-litigious world would invitation unpleasant visit authorities probability letter lawyer Continued page 54 Hobbypoxy clear choice more hobbyists Thats because can depend Hobbypoxy hold up under difficult conditions Formulas 1 2 3 4 fast acting rapid curing super holding epoxy glues provide incredible bonding power can used filling nicks cracks gaping joints Formula 3 gel-like consistency keeps put Formulas 2 4 come convenient 4 ounce squeeze bottles Whatever needs formulas just right whatever youre gluing June1993 49 Smooth n Easy low-viscosity epoxy finishing resin spreads thin & cures clear filling wood sheeting foam wings applying fiberglass cloth tape fuel proofing waterproofing Like its name sands Smooth n Easy time Master Airscrew propellers combine thinner airfoil sections efficient tips resulting greater thrust noise suppression true tip path Classic G/F K Series made 33% glass-filled nylon strength durability out-performing out-lasting wood other plastics both water sand gravel runways New Classic Series 12 24 engine has semi-scale appearance superior performance Wood Series made lightweight kiln-dried beechwood 9 16 inch diameters Heavier maple used 18 24 inch range Available local hobby dealer G/F SERIES black glass-filled nylon8x4 8x6$1 35 55x4 55x4$ 999x4 9x5 9x6 9x8 95x6155 6x3 6x35 6x4 x6 10x7 10x8175 7x47x6 125 I11x6 11x7 11x75 11x9195 K SERIES black glass-filled nylonI 4x6 4x8 $ 495 12x6 12x8$285 15x8 15x10595 13x6 13x8385 16x6 16x8 665 CLASSIC SERIES black glass-filled nylon18x6 18x8 18x10$1295 16x6 16x8 16x10$ 795 20x6 20x820x101495 WOOD SERIES beechwood maple14x6 14x8 14x10S525 9x4 9x5 9x6 9x8$19516x6 16x8 16x10895 lOxS 10x6 10x7 10x822518x6 18x8 18x101395 11x6 11x7 11x8 llxlO25520x620x820x101595 12x6 12x8 12x932522x822x1022x121795 13x6 13x8 13x1039524x824x1024x121995 See local Hobby Dealer Master Airscrew Propellers & Accessories WINDSOR PROPELLER COMPANY 3219 MONIER CIRCLE HO CORDOVA CALIFORNIA 95742 AFTER YOU DID ALL THE WORK WHY LET YOUR AIRPLANE DO ALL THE FLYING Letters Editor Continued page 49 Things have got point flying field Scio Township has post notice cannot flying jet-powered models proper permission Mind live country yet muffled two-strokes could face banishment have field about seven miles further south Dont get wrong Im certainly against RC model aviation great deal skill involved some wonderful models out technology sophisticated anyone Dynajet era could ever have imagined Its just miss rough-and-tumble atmosphere years Thanks taking few minutes read thoughts reminiscences about era gone less regulated era time individualism Long live Dynajet Dooling etc Kurt H Miska Ann Arbor Michigan Fly Jenny following copied old yellowing piece paper found folded tucked book garage sale book title Aircraft Engineering Pilots printed 1952 Department Air Force name stamped inside cover James C Manley Maj USAF San Francisco California Perhaps author friend 1 Inspections best inspect ship you will never get 2 Climbing cockpit attempt enter cockpit usual way put weight lower wing panel will fall off besides foot will go through wing probably spraining ankle 3 Instruments After carefully lowering yourself seat groping vain safety belt take look instruments both right tachometer doesnt work other altimeter functioned perpetually until 1918 hand came off Look now after engine starts cant see 4 Warming up Dont warm up engine will run few minutes anyway longer its run ground less flying time will have After throttle open expose portion person beyond edge cowling Having face slapped flying rocker arms small bits piston rings valves etc continually coming out what once exhaust stacks no fun 5 flight After have dodged through trees windmills chimneys until over lake will see large hole left side fuselage hole allow stick move far 54 Model Aviation E 11 Al uSC DEW INFO $500 BUILD & FLY THE miniMAX YOURSELF 3 AWARDED Grand Champion and computer Designed Reserve Grand Champion Ultralight Part 103 Ultralight Easy construction 1989 Sun-N-Fun Fly-In Wood Oonstruction TEAM INC 10790 Ivy Bluff Rd Bradyville TN 37026 615 765-5397 enough make left turn Dont try right 6 landing landing made accordance law gravity landing gear doesnt collapse first bounce will second After have extracted yourself cockpit light cigarette walk away DONT RUN End Melvin Way Morris L Coville Corvallis Oregon Now Know readers Model Aviation might interested knowing about electronic mathematical fact Ed White editor McDonnell Douglas R/C club paper asked question issue club paper asked anyone knew what 10 dynes-centimeter seconds squared per coulomb squared gave hint dyne unit force metric CGS centimeter-gram second system later issue club paper explained 10 dynes-centimeter-seconds squared per coulomb squared millionth henry basic unit electrical inductance microhenry Carl Brandenberg St Louis Missouri Ute RC Association Has Grand Opening some photos taken model airport Salt Lake City area Grand Opening September 1991 has taken us 10 years get field field governed AMA rules Continued page 66 PERFECT DAY AUTO-TRICKLE ADAPTER converts ALL YOUR overnight chargers FULLY AUTOMATIC TRICKLE CHARGERS So wont miss day ATA manages UP TO 30 CHARGERS * Nothing solder no connectors buy * Starts up trickle chargers blinking * Autoinaticaly reduces charger back trickle 16 hours after pushing charge button * Works NiCd overnight C/tO chargers Glow drivers cordless tools cellular phones ham radios toys etc. * 100% solid state fuse protection * Full 180 day warranty Yes batteries can kept charged time Nothing else like Simply plug ATA wall plug YOUR overnight chargers push button forget about batteries fleet will ready next day week month season RC REPORT works exactly advertised things neat March 1992 T 1 E Hurry dont miss another day Get AUTO-TRICKLE ADAPTER Today SEE YOUR LOCAL HOBBY DEALER send check MO $3995 S&H Tejera Microsystems Engineering Inc 813 968-9510 PO Box 340608 Tampa Florida 33694 June1993 55 DONT MISS THAT SPORT FREE FLIGHT OR SMALL RC THE 30 watt High Efficiency motor Versatile light weight 2or3ceii operation Handies 12 oz ~cArii~ 250 sq modeis $995 PIao525Thot0s0sandtns total P0 SOX 11558 GOLDS@RO NC 27532 reader-written publication about R/C soaring dedicated sharing technical educational information theory practical application $19 Bulk/Third Class $26 First Class Outside USA Please write R/C Soaring Digest PO Box 2108 Wylie TX 75098-2108 Spend time flying let us build model build complete Byron Yellow Aircraft line well Pilot ZIQ Ace Ziroli can build plane ready tc finish red painted radio engine retracts installed References available Call info 916-676-2423 Aero Dynamics built 1/3 Tigermoth Its show stopper saw beautiful Byron Pills really detailed Yellow Aircraft Spitfire built now working Byron Pills Yellow P47 John Gallop Professional model builders over 35 years experience 5003 Ash lie Court Shingle Springs CA 95682 rFUN WITH FREE FLIGHT SPORT &KK~4-$1095 SCALE PLANES FLYING ACES MOTH made rubber power$995 Timer small electric24 inch wingspan easily adaptablePRAIRIE BIRD embryo l6lnchw]ngspan$1095 Ors NITE 28 P-30 28 inch wingspan suitable CO2 ACE walnut scale 17 inch wingspanW DnAADAAAemkh PO BOX 710339-MA qUdIfvqyfff5fU TEL 619 448-1818 SEND FOR OUR FULL CATALOG $400 SANTEE CA 92072-0399 FAX 619448-1833 can letter mu model Simple as. Aimum. B Pressure Sensitive Water Transfer major decals 11 sizes 11 great colors ORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST LONGMEADOW MA 0102R TEL 413-5254118 FAX 413 525 7794 Letters Editor Continued page 55 Utah state park fee chargedwe get yearly permit $25 club Ute RC Association AMA club Walter F Staff Salt Lake City Utah Guess Introduced Him Hobby would like tell little bit about person got RC flyingmy father-in-law Gary Mlujeak Traverse City Michigan Thank opening eyes hobby will enjoy years come picture second plane built first plane flew solo Eagle 2 powered OS 40 FP engine son three years old Matthew Scott Schiff holding plane hope someday will fly neon colors green pink make plane easy see during flight novice pilot last note before go Thanks Frank Rypien WAM Wasatch Aero Modelers Layton Utah help keeping flying David Scott Schiff Hill AFB Utah 66 Model Aviation eSpecialistsSEND OVER 2000 TOOLS & ACCESSORIESFOR YOUR and Names. 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