1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil
Edition: Model Aviation - 1982/09
Page Numbers: 62, 63, 64, 65, 152, 153, 154, 156, 157, 158
1S02 US FF CHAMPS As has done annually past 12 yearsthe US FF Champion ships roars Taft CA About300 contestants attended year western states some foreign lands includ ing USSRs Verbitsky three-day landmark contest held May 29-31 year U Bob Meuser WITH TWICE outdoor events crammed half time Nats theres always plenty action three-day affair Since site best available US such activity thing left could possibly aura Larerla Ianuasrer 1AJ ernereo pupumar Sparkle design Old-Timer Rubberher first attempt rubber-power Sparkles designer Ed Lidgard also flew meet go bad weather always 01 great concern Free Flighters twelfth year Champs previous 11 weather hasnt bad once Modelers arrived site late Wednesday hopes getting two full days practice before starting threeday main event Saturday disappointed Thursday blow-out winds too strong Rubber-power model flying throughout day Friday morning things back normal little wind early hours long periods dead air late morning Occasional strong winds appeared after noon Morning overcast occasional clouds usually burned off late morning Afternoon temperatures reached 91 to93 degrees day evenings remained pleasantly warm Elk MIKOISOn uiuus nis repiica 1936 British Cup winner Old-Timer Rubber Power Cabin 62 Model Aviation Welcome FF Wonderland Heres sign entrance field Abe Gallas scaled-down Strato-Streak 020/Old-Timer eventwhich 36in-span replicas Fliers use Cox Tee Dee 020 exclusivelyforthis event Streak lathe popular design Randy Archer flew Rossi 65-powered Satellite 1188 D Gas took first place Although Champs considered national meet competitors Western States although few came far reaches US usual smatter ing foreign contestants Peter Allnutt Canada Paul Masterman Martyn Cowley England half-dozen Mexico None came New Zealand Australia however frequently case Hit show though genial world famous Eugene Verbitsky USSR has Cuba some three years coaching woird-championships FAI FF teams job US S R will return later year teaching model aviation country model aviation treated recreational cultural activity same class folk dancing singing ballet etc FAI Power models ground-support equipment themwere sensational flying compact carrying box contained four com plete models everything needed fly except engine starter starter handcranked deviceseemed bit less sophisticated fancy ones used seeing typically use battery-powered electric motor often electronically-controlled glow-plug driver heart Verbitskys starter alter nator flywheel Russian-built moped coupled crank-driven speed increaser September 1982 63 L ugene Verbiteky 0 U S S displayed sleek FAI Power models Surfaces covered 1-mu hard aluminum sandwich-tube tail boom screws motor unit Closeup motor unit R shows fullymachined shell folding carbon-fiber prop Rossi 15 plus some myriads switches cranks wires used auto-functions Nifty Stuka Ralph Cooke waatoo small too heavy underpowered Cox Babe Bee 049 looked better spinner nice Comper Swift flew Jumbo Scale Rubber event Builder Fllghtmaster member Jim Alger Duuv rI tuar IeuruIs 5U lasti flight Like original unat happy young bystander seen rlgtuj could have hand-operated bench indicated whether plug alive whether grinder alternator drove glow plug cranked correct speed quite through ancient miniature ammeter effective ojeve eragmy auccesssuiiy proposed rules change 1982-83 remove size restric tion Outdoor HLG So flew monster - in fun presume Verbitskys models forward section fuselage fully machined bar stock tubing chock full little levers 64 Model Aviation Vlc Cunnyngham has flown venerable Sirocco times Tafrs Night Flying eventwas leading time lights went Out Joe Fosters rendition 0 Fred Pearces variaTion inems uy temperature recorder serves thermal-finding aid Loren Williams neat tool box actually item purchased atan artists supply store Plenty room handy dividers Steve Whittmans usual good luck failed flew own-design Phantom Mk V OHLG springs worked various auto-sequence functions tail assembly screwed forward section Wings stabilizers covered one-mil hard aluminum making both strong stiff yet still light models flew almost straight up making quarter half aileron roll until second two after motor quit trailing edge wing raised slightly cause model execute quarter outside loop putting its glide attitude time trailing edge stabilizer popped up glide trim setting dont think bunt has seen Loren Williams designed model forthe Unlimited Mulvihill one-flight-at-dawn flew attempt beat Bob White Four other fliers entered models Lorens design too Britishstyle models took second fourth places Bob White won again US before seems sort thing done precisely right better left alone Verbitsky judged conditions Taft being difficult terms picking good air First activity contest nowtraditional unofficial Unlimited Mulvihill event Rubber-power model aviation its purest form flight airborne between 600 am just sun peeked over low hills 620 Cezar Banks US FAI Indoor team member flew Easy B model 3rd place Banks Hoffman Mather took home trophies Novice Pennyplane Easy B usual am object get close possible true thermal-free still air during daylight con ditions such models might drift sight timers during 10-minute flight event postponed 500 am town Taft wind strong seemed blow-out certain Surpris ingly contest site three miles east virtually no drift Most modelers fly same models use Continued page 152 Ron Whittman usually wins Indoor Peanut Scale Fokker Eindeker E-lll settle for2nd place behind Ken Johnson thisyear September 1982 65 Lto R Bill Swalley Will Nakashima Marnie Meuser Eric Douglas entered Tadpoles A-i Towline Glider Xenakis Tadpole has popular model event years Martyn Cowuy established new A-i Glider record use cut-down ballasted Coupe dHiver model last flighthe lost No 1 model making first five maxes PrnG1 TUNGSTEN CARBIDE Mans Hardest Material next Diamond LIFETIME SANDING TOOLS 4 -tF - RADIUS TOOL 2 TOOLS IN ONE MONEY BACK 7 GUARANTEE 3/4 Radius TOOL Ohio add 6% sales tax $695 pp Check Money Order No GODS Wholesale & Dealer Inquiries Invited D G PRODUCTS CO 209 CARRIANDS DR DAYTON OHIO 45429 high nitro fuels make grow still What needed enough running stabilize swell ing pistonand wear proper fit its cylinder process cant rushed lots intro lean settings applied too soon piston will galland show dull scratched surface actually swollen piston pressing hard against cylinder wall metal rubbed torn off galls badly will distort surfaces piston cylinder engine will never make much power Start medium-nitro fuel two gaskets under glow head Use prop cut diameter sufficiently allow approximately 18000 rpm engine just breaking two-cycle Run engine about three minutes time checking piston galling between runs starts gall richen setting run way until piston appears polished Tight en gines can have break-in hastened apply ing Fox Lustrox polishing abrasive piston between runs Dont run Lustrox through putting venturi Just mix little fuel dab exhaust port between runs engine will hold peak power setting three minutes sagging galling piston change high-nitro fuel will using fly Remove two head gaskets hot fuel 40% nitro less Go through break-in running sequence until full power setting can held three minutes trauma Now have elusive pistomcylinder fit sought after lA enthus iasts best performance compression must set particular fuel mix done adding removing gaskets under glow head greater fuels nitro content lower compression must washers GloBee Racing glow head better comes engine consistently tests 200 faster stock has mechan ically superior clamping arrangement less costly final compression setting best done test stand will need good tachometer will discern changes 50 rpm Take readings range head settings will see pattern Allow engine stabilize come up temperature reading Gen erally speaking GloBee head tight rod gasket good 40% two 75% engines differ lotyours might odd will pay test Okay TD ready bolt Mono ViA best performing prop have found Windsor Master Airscrew 5A x 4 Use 012 35-ft multi-strand lines may Force US FF Champs/Meuser Continued page 65 regular Mulvihill eventmodels built tuned survive rigors thermal flying few modelers build especially-light models trim still-air conditions modelers Bob White won event its first four runnings Consequently eyes him launched familiar twinfin modeL climbed flawlessly two minutes altitude perhaps 500 ft before beginning its majestic circling glide landing 10 mm 49 sec later within 50 yards launch ing point giving White fifth consecutive win possession Oakland Cloud Dusters Perpetual Trophy yet another year Inasmuch 152 Model Aviation One-Liners Still no words Still nojokes Well maybe joke pilot falling inverted Pitts IOPJ Still leaves 15 famous airplane profiles sky blue football shirts $1050 plus 10% postage/handling Sizes 532-34 M36-38 [40-42 X46 0F2 Buffalo 0F4 Corsair 051 Mustang 047 Thunderbolt 040 Warhawk 038 Lightning 010 BflO9 019 Fwl9O 087 Stuka OS Spitfire OH Hurricane OTM Tiger Moth 00 Zero 0GB Gee Bee OP Pitts OP Inverted Pitts Allow 44 weeks dellvrny Send check money order Flightllne Shirts Etc Department MA 1781 Johnmarlc Circle Grants Pass OR 97526 Send SASE brochure Name Address CityStateZip SizeOesign # p1495 Pr r BOOSTER MIX 3oz Oil 3oz E NITROETHANE B Add gasoline B make gallon Put aBEET yourB tankH Tigers cant fly 525 LIGHT STRONCTIRE S 4 5 6 77 8 6Tire Wt 9 oz WILL SuPPORTlZOlhseaehI NYLONMETAL BEARING 6 2495 4 1995 5 2395 7 2995 SERVO DOUBLER 2 Servos safer coupled Think Fail Safe 695 now abundantly clear getting second place event accomplishment itself second-place trophies will awarded event future Bud Romak has always placed high Unlimited Mulvihill event has won regular Mulvihill event US FF Champs least previous occasion earlier Mulvihill models strongly influenced Bilgris traditional design recently has gone toward higher aspect ratio wings longer fuselages T-tails Prior contst Bud let slip out built three-motor geared model Unlim-Mulvihill event several old-timers dropped around pre-dawn Saturday see poten tially White-beating contraption After posting respectable score Unlim Mulvihill event Bud went win regular Mulvi event wasnt done what would exactly call easy way wing got folded repaired final winning flight made combination parts test flown previously recall previous occasion Bud won event re-build 6-in section wing lost model put up final winning flight Wakefield modeL flight Bud started chasing foot came back get motorcycle model nowhere seen looked model general direction seemed headed couldnt find Suddenly model popped Out sky front him caught Dust devils marched through parking area three-hour intervals tearing up tents awnings whatever suited fancy strong caught shelter set up Strat-0-Bats Seattle ripping covering shreds bending breaking aluminum frame taped cover together straightened frames cut out kinked parts epoxied dowels tubes whole works came down again soon after got back up excitement watching Keystone Cop act too much leaveIm sure endedContinued page 1S4 I move please let us know LET US KNOW WHERE YOU ARE GOIN Iadvancesix weeks reI quired change address Attach current MA mailing labelI Ihere check appropriate box end mail Subscription Deptj IModel Aviation 815 Fifteenth St. NW. Washington DCi I20005 Check appropriate boxenclose payment 0 NEW SUBSCRIPTION 0 CHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessIons elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI CITY/STATE _____________________________________________ ZIP _______________ MODEL AVIATION 815 FIFTEENTH ST. NW. WASHINGTON DC 20005 ~ETETSF1 AND ATTACH MAILING LABEL FROM RECENT3 September 1982 153 K AWA S AK 315 TA-SI MX Complete adjustable exhaust mount $ 26500 1/4 AXLE with support wheel Pant C B ASSOCIATES INC 21658 CLOUD WAY HAYWARD CA 94545 nan~oiegoiiwo niaxeswnn nying-wing Coupe dHiver modelDTs rotating outer wing panels minus 45 angle za After fourth round A/2 Towline Glider wind became persistently strong causing problems Martyn Cowley England former editor Aero Modeller magazine now working Paul McCready Gossamer Albatross etc fame used flying steadier conditions England starts out windy stays windy starts out calm stays calm Maryn changes position tow hook according strength wind increasing wind sixth round caught him tow hook back making towing bit chore managed get model back down earth scored attempt after circling dozens times running down wind quarter-mile Most modelers fly event use circle-tow zoom-launch technique invented Russians decade ago George Xenakis however straight-towed dog-eared old gliderhis newest oneand managed keep making required three-minute max until last round dropped out after hearing flyoff held at6 am following morning because high winds figured old clunk would perhaps 2 mm still air scarcely world-class perfor mance Ten modelers scored required seven wI 0 NEW PRODUCTS o CARS BOATS & AIRPLANES o STATIC DISPLAYS 20 Categories o DEMONSTRATIONS O DELTA DART CONTEST 0 SWAP SHOP 0cr0884 76t1ai M ark 1flois 6018 0m9Mort0n02i rove IL 60053 U U U U U U U U U U U U U U U U U U U maxes flew fly-offs Bob Isaacson emerged winner after flyoff round second win Launching early Bob got 310 flight others waited thermals never came Hank Cole flew Wakefield Rubber event put Out action earlythe prop model launched just after clipped off its taiL Hank seemed releived have battle rest day vowed build fasterclimbing model six inches shorter learn throw model harder next year order ot avoid repeat problem spent following two days fussing flying-wing Coupe dHiver modelshifting CG fore aft tweeking surfaces thrust-line angles way finally put away traditional back drawing board comment remarked hadnt much fun lifeand guy whos full share fun thats pretty strong statement challenge solving never-ending sequence little problems make selves some help Mother Nature Laws Probability seems what keeps slot us still whacking half-century after product review product review product review new Pressurizer eliminates need use fuel pump special carburetor plane boat car all-metal construc tion can easily flushed out type solvent thereby eliminating problems gumming-up deterioration silicone valve found other devices Pressurizer repre sents completely new concept fuel supply engines used RO other type models accepts pressure hoses crankcase pressure tap muffler pressure tap directs higher pressures tank pressure vent Designed 2-cycle engines up 90 cu displace ment Pressurizer can located position locationmakesfor easy installation product review product review product review first time faced then-over whelming problem gluing Part Part B back Thirties Free Flight modeling beats hell out such instant-gratification activities pot Pac-Man Incidentally Hanks flying wing flew almost flawlessly during not-quite-full-windings flights saw posted few maxes DTed more-or-less properly out strong thermal would dethermalize fly ing wing See photo Hank did Ralph Preys big 100-sq-in model uses Classes C D landed near road leading Kitty Litter factory picked up truck driver entering plant Ralph off boonies looking Some modelers offered take model back field truck driver insisted model big beautiful wanted return Ralph personally hed return model return Los Angeles day after Fine Quality Flying Models Catalog 81 50 98 RUBBER POWER KITS plus Gliders C/L RIC Accessories Books 4 * JESTIC MODELS 3273 West 129th Street Cleveland Ohio 44111 154 Model Aviation PressurlzerTormoael enginetuel systems@ $1995 plussi forshipping California resi dents add 6% tax Eds Model Products 4830 Zube Ct Carmichael CA 95608 70th ANNUAL GREATER CHICAGO RADIO CONTROLLED V MOD EL SHOW e Things Come Technology-2000 D Designed Canadian gov ernments target drone program approved US Armed Forces Training Command Full Command Systems has now brought cutting edge Radio Control technology hobbiest shaped like old fash ioned radios Full Command will soon bringing result years military re search training Write info Full Command Systems 908 E Rosewood Spokane WA 99207 509 487-2122 meet finished time Ralph heard about truck truck driver Ralphs model way Milpitas Doug Gaibreath won C-Gas event six max flights Seeing last contest flight would readily max prepared jo put up successive maxes could order establish new record model got close ground suddenly stopped became ball fire dropped ground hit some power lines place full somehow causing short between two wires igniting fuel other flammables model burning whale works crisp grass fire resulted quickly ex tinguished modelers area Another much larger grass fire unknown origin started nearby roughly same time Modelers will undoubtedly get blamed regardless real cause could big trouble Taft because Rules Outdoor Hand-Launch Glider changed bit yearthe needless wing-area restrictions removed guy has arm enough throw glider 100 sq itta few pushing limit-then power him eight-year-old shows up glider smaller 30 sq donlt have disqualify him Half fun half serious Steve Geraghty product review product review product review High-pressure CO-2 charging cylinder @ $3000 plus $300 UPS shipment continental US Ciyo Dyne Specialty Gases 445 State StreetNorth Haven CT 06473 club lot 00-2-powered model flying item revolu tionary new approach charging tank 00-2-powered model allows thousands refills absolute consistency charge charge ease handling high degree convenience economy gas cylinders lb disposable high-pressure steel units Inexpensive loader nozzles designed fit tank valve existing 00-2 motors available through Brown Junior Motors Inc Order direct product review product review product review showed up Double Driftwould having double dimensions therefore four times wing area popular Driftwould design its 3-ft wingspan weight of8O grams wasnt destined get up thermals Mike McKeever emerged winner II stralght maxes topple Bill Blanchards eightyear-old record elven Old-Timer events included class Rubber Gas model youve ever heard well attended usuaL Modelers fly events exclusively line up cars shelters east edge field part action takes place Hit show reporters point view Texaco event huge Gas models flown amount fuel allowed proportional weight model engine runs until fuel exhausted seems like forever actually somewhere neighborhood 3 5 mitt Power Panel POWER f starter-pump-plug AMMETER indication plug condition ALL 12-Volt battery Only $2395 PRODUCTS 156 Model Aviation Bob Mousers first Peanut smashed prop first official struggled take fifth place after repairs Complete Line Exhaust Systems * Tuned Pipes * Muffled Tuned Pipes e Battery Cord standard Power Pane SflOWfl also* Headers * Venturi Mufflers Mating Plugsavailable two new versions smaller Mini Panel flexible Dual Range* Expansion Mufflers * Helicopter 3 x 5 Easy MountingPanel gives Option 1-1/2 2Ball Mufflers * Specialized Exhaust volts glow plugSystems Unsurpassed Workmanship b Performance rules used back Thirties before started limiting time engine run modeler timekeeper follow model car other events timekeepers must stay put event starts 6 am fly early can expect light thermals less likely lose models point models flownfive thinkhad lost plus other car involved accident day before event its owner waited patiently field end meet found Tom Rice emerged winner 33-mm flight Roy Mayes flew Free- Flight models Richard Schumacher Rod Doyle Charlie Pottol before WW II switched Control Line RC got back Free Flight Scale modeling some two years ago won both Rubber Scale event flying red white Aeronca Sedan Power Scale event using electric-powered Dormy Bathtub probably being first win two Outdoor Scale events Outdoor Peanut Scale fly same models flown hidoor event Ron Whitmans third place Outdoor event demonstrates model light enough win Indoor can rugged enough pretty well Outdoor too despite sometimes strong wind Tom Comparet Jr won Pamawhatever late Inornin& both Will Nakashima Steve Geraghty has posted four max flights two minutes Towline Glider event Martyn Cowley just signed several fliers two three flights yet dropped maxes So battle bitter end Englands Martyn Cowley posted run maxes win meet equal AMA National Record However lost model last flight Undaunted such disaster snipped prop off Coupe dHiver Rubber model cut bit off stab bring within area restriction loaded up required weight strapping bunch AA-size flashlight batteries haywired towing hook place preparing assault record leaving field well after closing meet Well have watch National Records listing Competition Newsletter see made 158 September 1982 157 Professionals Choice AWT Quality Hobby Products Fiber-Glass Tapes Fiber-Glass Cloths Polyester Resin Air-O-Fill Micro-Balloons Primers Thinner Engine Oil Engine Cleaner Protective Gloves Dust Masks Sponge & Applicator Kits Ask products local hobby shop send self addressed stamped envelope free catalogue discount KIN-CRAFT MFG INC 1112 Box48lE Ashland Kentucky 41101 606 928-4763 ZONA SAWS wood handle good blade Razor #200 $210 Sabre * 400- $185 Saw Set #100 $369 Replacement blades available dealer FA Model Supply PO Box 3g57 MADE USA FifE NELSON 15. UN4UESTIONqsLy THE lEST 41/dRiER MIDGET dMA & PAl PLUS IRE TEXAS 39E complete formation Write KuStom Kraftsmanship Brochure PO Box 2699 La gun Hills CA 92653 Call 714 830-5162 Dealer inquiries invited Atj -19 ENG LANDING GEAR FOR BIGGIES Custom built aircraft mluminum spucsextra strong Iightwuiht includes aXleS$2250 up U & 0 ENGINEERING j305j 6371 SW 2nd St 979-0671 ate Fl 33063 FT BANK RIC DISTRIBUTORS 19 So Brett Street Beacon N V 12508 Hours Mon Sat 914 831-121410 am -9 pm U T[ f11 1-ml *SALI* FP-6FN $17500 Wj4S-26 S26 servo $2195 L Shipping & Handling $300 Please add $200 000 Service Sorry no Foreign Orders Personal checks will held clearance N Y State Residents must add local sales tax Price subject change notice Send long SASE complete listing JET HAWK F4 PHANTOM F-15 EAGLE HUN DERBIRD REVENGER TIGER AlL II TLAS BOOTLEGGER COM EIWLR ZLI -50 L LASER 2 01WP-63 IN OBR N AGL EIlJtIATI FLY RPJPE UICBIRJ TAYAWKF HA4T AGLTVYNOERBIRD RI ENG ERIF rAr1V ATLAS BOOTLEGGE OMNATOR ZLIN Z 50L LASER 20 YAN STA P 53 FLYING TIG P PLANE JAN ourLocal QeaIerSefld$1OoforCataIog -V vivr thing about US FF Champs irks extreme trophy winners simply dont show up collect awards sure guy has set sorts records particular event won sorts first-place trophies event doesnt feel strong personal incentive come forward collect third- fifth-place trophy guy collect first-place trophy having picture taken Joe Hero down third-place box might greatest thing life first-place box once US FF Champsit isnt likely will happen again Joe Hero didnt make appearance receive lower-place award hurt mean hurt collecting lesser-place trophies can regard just plain downhome bad manners scarcely befitting Free Flighters Since appears same bunch con testants come back year after year same things time youd think FF Champs would getting old hat However rd willing bet almost 300 participated year will back next time over againbut maybe just little betterand time afterthat and. FF Old-Timers H aught Continued page 69 lots good information around dis covered proven old guys Rubber-power props usually large dia meter slow-turning Diameters usually range one-third one-half models wingspan Such large-diameter slow-turning prop needs considerable pitch effective Pitch although related blade angle angle distance propeller would advance revolution through solid Air being gas allows considerable slippage resulting loss efficiency pitch diameter go together loading power plant rubber Getting proper combination pitch dia meter motor key good power per formance Proper pitch-to-diameter expressed ratio Pitch-diameter ratio lA-to-1 1-to-i have proven out through experience about right Thus P-D ratio 1 -to-i figures out 30 pitch 20 diameter carve prop desired pitch simple formula devised back Thirties tells us Pitch equals product 314 times diameter times thickness block divided Matched Performance System TOP PERFORMANCE K&B ENGINES 16 Airpane- 4 Marine K&B FUELSKaB GLOW PLUGS 7 Blends4 choices Matched Finish System BEST APPEARANCE K&B FIBERGLASS CLOTH K&B Micro-Balloons FILLER KaB SUPER POSY RESIN K&B SUPER POSY THINNER K&B SUPER POSY PRIMER K&B SUPER POSY PAINT K&B MIXING CUPS 1 U.F1 Ii~UEI sB 158 Model Aviation ii~ ___________1 Njil