Free Flight DURA TION Bob MeuBer NFFS LIVES times column have prefaced statement Hard times come hard times go survive visible tip National Free Right Society iceberg Free Flight made terrific splurge 1981 1982 fell way behind toward end 1983 No excuses getting back stream hope will stay way awhile Meanwhile mainstream NFFS activities keeps tip iceberg afloat continues NFFS Supplies Plans Publications services management Indoor Champs administration what might turn out cutting edge Free Flight competition Nats unofficial events interaction World Champs ac tivities gosh knows what else Recently have quite few changes management various NFFS activities have questions guys get answers ask right question wrong person wrong question right person arent very likely get right answser right things still dont get right results thenbut thentalk about OK Heres latest NFFS Plans NFFS SuppliesJoe Wagner 12 Cook St Rowayton CT 06853 NFFS Publications except NFFS DigestFred Terzian 4858 Moorpark Ave San Jose CA 95129 NFFS Member ships SubscriptionsDon Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 Free Flight NFFS Digest Material should sent appropriate Con tributing Editor doubt send EditorBob Meuser 4200 Gregory St Oakland CA 94619 An SASE appropriate person will get complete list what available NFFS Plans Supplies Pub lications Membership including sub scription Digest costs $15 year $27 two years USA residents 19 years age over residents other countries USA residents under 19 fee $750 year $1350 two Terrific glue dope According sev 70 Model Aviation George Perryman Giant Speckled Birdwhich built AMA wise designed specifically one-flight-st-dawn Uniimited-Uniimited eventswhich has winning contest record GSB will soon find its way AMA museum Ship spans 72 has 12-in chord 810 sq wing urea prop diameter 32 weight rubber motor 655 oz uses 36 strands 1A-in FAI rubber 51-in long Wait Rozeile photo Heres tour new profile Scale kits Peck-Polymers Stinson L-5 Sentinel Read column typical Baby ROG rise-off-ground model 1929 Plane published American Boy magazine kit available 50# part old AMLA program model built Sherman Gillespie 1929 version did have Fuiton Hungerford spoked wheals eral sources including Ed Lidgard goop know seam cement available air ports luck best glue dope ever f used hold down pinked tape over ribs like fullscale planes recall Thin suit model fancy OK does make good microfilm risk possibly confusing yond repair must mention Terry Rim ert discovered another best-ever glue calle Franldin Home Shop & Craft Glue HSC familiar Franklin Titebond yellow glue HSC isnt just Titebond under different label whi re glue Use straight out bot tle glue dilute 50% water us adhesive high-wet-strength tissues sealer regions around engine apparently compatible just about gunk goop material can imagine using model airplane includ ing fi am Clean-up water no problem unless wait too long try both Humble George does again privileged announce Second An nual N4euser Bemorial Modeler Year Awas d goes George Perryman also recei ed prestigious award last year fact George person has ever won award fact person has ever applied Georges record 83 season included 32 first places 29 & 16 events 11 82 Nats fbw 14 events took nine firsts same 82 three seconds third too shabby Gtorges Giant Speckled Bird noholds-barred Outdoor rubber-power model will soon make its way AMA Museum after relatively short glorious career real life George wind-tunnel model de sign engineer Lockheed job has taken much time time build two new models 83 both lost Cameron engines December 1983 issue told about Cameron engines ing available neglected give com plete address Cameron Pre cision Engineering Co 19401 Rawhide Rd Sonora CA 95370 Phone 209 532-7201 Peck does again Peck-Polymers has troduced series four all-balsa profile Scale models 15- 16-in span pre fabricated easy quick assembly says catalog sheet kits absolutely complete except glue include pre bent wire parts wheels two large sheets instructions Die cut parts pop out sheets ease fit together mini mal trimming Some pieces rather tiny easily overlooked drawing shows parts located sheet Sheetwood colored both sides decals few strokes ball point pen paper cutouts provided models about realistic profile models can get first four models series Citabria Champion Stinson Sentinel L5 Cessna Aerobat Zlin SOL planes available now local hobby shop direct Peck-Polymers May 1984 71 hobby shop does have ask order some Instructions construction rather complete except part says glue ribs bottom wing ribs Continued page 166 Terry Thorkildeen VTOs Ramrods favorite contest ship quarter-century ago Terry flew 14 consecutlvs 5-mm maxes recent Daksrsfleld CA Annual INTRODUCING ThE NEW MEN RC BUZZARD BOMBSHELL M E N s re-creation classic old timer free flight strengthened modified RO meets Society Antique Modelers requirements RC Old Time Competition May flown Free Flight Rudder Only Rudder Eleva tor Rudder/Elevator/Throttle vals will flex actu ated Add bottom blocks hollowing after fitted save weight Glue place sand contours shown cross sections Cut away nose area install engine throttle hookup blind nuts engine scale exhaust link age works smoothly anchor pushrod guides plank top bottom nose wing panels can now slid onto plywood spars fitted fuselage Hook up lead-outs solder per drawings AMA rule book Slide off wing panels fill wing spar holes epoxy slide panels back Align carefully block whole assembly place glue sets top block can now fitted hollowed glued Add rudder assembly along dorsal fin Cut out cabin door give few coats clear dope fill grain Finish inside door match cabin interior Bend door rails tin brass install grooves cut fuselage side Make sure door slides eas ily its track glue tracks place epoxy Build wing struts shown plan Fasten upper end spade bolt wing small 4-40 bolt nut fuselage end drill V4-in-dia hole bottom block fuselage Cut short length /4-in dowel drill hold spade bolt anchor Epoxy spade bolt dowel has set insert hole fuselage glue well dry bolt bottom end strut place Cut windows /32-in clear plas tic Install silicone glue Carve mold windshield heat-form thick plastic install wind shield until after model finished Give fuselage three coats clear dope cover silkspan Build tail wheel assembly brass tube sheet install epoxy Attach flaps ailerons next Note use nylon hinge points mount Drill holes desired angle flaps wings Tape flaps ailerons place spacing out wing fuselage well /32-in other parts taped place oper ation gluing easy hole place drop epoxy hinge Stop check angle same hinges sighting down wing tip Adjust required ep oxy has set remove tape Pin con trols place preferably 0-0 flaps A2 down inboard aileron A2 up outboard will help keep Turbo-Porter level flight Give model several coats clear dope sanding between coats until finish smooth ready paint Mask off windows begin painting After paint has cured go back add trim paint details desire Balance modelyou may sur prised Mine took ail weight bring balance Bind solder lead-out ends adjusting fit handle Check proper throttle control move ment Flying true test model Pick calm day proceed methodically Tune engine adjust throttle smooth response time length engine run Keep notes details future use Turbo-Porter smooth flier Its distinctive lines air impressive hope will enjoy Turbo-Porter much have enjoyed Just watch landings grass long nose makes three-point landings mandatory Thinking Sport Scale competition Add rivets doors cargo drops brakes lights etc should very well FF Duration/Meuser Continued page 71 curved give undercamber sheetwood flat stiff C-grain material dont know novice would took easy route dampened sheetwood strapped tin can about right curvature let sit couple days went together OK Flying instructions better see P K PRODUCTS Specializing Quadra/Zenoah Sales Service PO Box 6226 Hayward CA 94544 Tel 415 581-4277 Eves H & K Superstarters Q-35$2995 Q-50$2995 MAG II$3495 Super Hustler$3495 Zenoab$2995 Tartan Twin$3995 NEW Tartan Twin Muffler Set Allows adjustment carb running $3995 400 RPM increase over stock Coming Soon 5i2fJ& 1/5 SCALE RIG MODEL 62 SPAN NGINE CHANNEL R/C FOR ADVANCE INFO WRITE TO ST CROIX OF PARK FALLS LTD PO Box 2790 Park Falls WI 54552 166 Model Aviation DEALER INQUIRIES IN V/TED ALL ORDERS ADD $50 POSTAGE & HANDLING CALIF RES ADD SALES TAX -MOD-LER- AFFORDABLE MODELING ACCESSORIES SOCKET HEAD SCREWS W/WASHERS NO 02A4-40x 6Pk NO 02B4-40 x 12 Pk NO 0204-40 x 24 Pk NO03A4-40x6Pk NO 03B4-40 x 12 Pk NO 0304-40 x 3/24 Pk NO07A6-32x6Pk NO0786-32xl2Pk NO 07C6-32 x 24 Pk NO08A6-32x16Pk NO 0886-32 x 112 Pk NO 0806-32 x 124 Pk NO 12A NO 128 NO 120 NO 14A NO 148 NO 140 NO 16A NO 168 NO 160 NO 18A NO 188 NO 180 NUTS 4-40 AND 6-32 4-40 Blind 4-40 Blind 4-40 Blind 6-32 Blind 6-32 Blind 6-32 Blind 4-40 Lock 4-40 Lock 4-40 Lock 6-32 Lock 6-32 Lock 6-32 Lock 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk $ 50 $ 90 $175 $ 55 $100 $180 $ 60 $110 $200 $ 75 $120 $220 $ 55 $ .95 $175 $ 65 $110 $195 $ 25 $ 45 $ 75 $ 30 $ 50 $ 85 $125 $210 $400 $150 $250 $450 NYLON WING BOLTS NO26A-20x16Pk NO268-20x1l2Pk NO 260-20 x 1 /224 Pk NO28A-20x26Pk NO288-20x2l2Pk NO 280/3-20 x 224 Pk $1200 less Shipping over $1200 free shipping Ky residents sdd S0/o ssles tax MOD-LER PO BOX 70 MCKEE KY 40447 Write complete price list Dealer inquiries welcome some magazine construction articles no mention such subtleties thrustline-angle adjustment perhaps would going too far sort model Extra goodies plans three-view prototype set rules Flying Aces Club No-Cal Profile event models satisfy cheap $695but what nowadays An excellent way beginner get flavor model aviation great deal effort Peck Polymers PO Box 2498 La Mesa CA 92041 Tomy timers again Providing startlstop function Tomy timer isnt difficult Whats needed something interferes motion es capement pawl want hold will get out wayand stay out way reliablywhen want go Tom Sanders has come up rather neat application notion see sketch wire presses pawl should bent provide enough pressure pawl reliably prevent running takes very little pressurebut much pressure ruin anything wire thin flexible bending get just right pressure razors-edge prob lem outer part wire lever must bent pops detentswhich simply slots plywood faceplate assertively fault can find Toms de sign lack anything will ensure flier starts timer before launching model happens hole accepts wire pin prevents lever being moved go position large red flag tied end pin would go long way toward preventing such pilot error International Ornithopter Postal Contest way hear universe three bil lion years old give take couple years cant vouch firsthand experi ence its what hear may find hard believe 2999999999 years single person entire universe has thought putting Inter national Oruithopter Postal Contestuntil David Erbach went did just last year announced contest February 1983 issue Scores have mailed December results 1 Yamanashi Masahiro Japan630 2 Ki hara Kazumasa Japan622 3 Watson Phillip R Australia536 4 Omata No boru Japan5 14 5 Shibata Joji Japan454 6 Qishi Hiroshi Japan423 7 Deshaye Patrick USA353 8 White Roy USA216 9 McRae Duncan Can adal54 10 Collins Kevin R US Al 53 put flight times perspective have consider following result sort intensity arises members model airplane club decide bear down several members Chicago Aeronuts got flights between four five minutes early Forties highest official AMA record now stands 423 Walter Erbach Open Cat III would have good sixth-place tie Postal Suddenly find Japanese have developed event far beyond anything weve done USA werent aware what about bloody Aussie Aeromodeller magazine England will publish report contest near future perhaps youll see complete discussion drawings top models 1984 NFFS Symposium report hope able present three-view winning model also near future YOUR ~sv GUARANTEED SATISFACTONA GOOD VA COMES WITH BO GRIT CLOTH SANDING BELT THE SANDING BLOCK THAT WEARS BELT Hi Im ART GROSS know some have wondering WHAT IN HELL IS WEDGE LOOK Well will tell isa hand sanding block made out HIGH IMPACT STYREMEIF IT EVER BREAKS WE WILL REPLACE IT FREE uses belts same size 3x18 Electric Hand Sanders might ask WHY use expensive belts instead using cheaper sandpaper block sanding WHY BECAUSE BELTS ARE MORE DEPENDABLE ECONOMICAL DURABLE AND EASIER TO USE glueing tacking clamping pieces sandpaper other block BELT WILL NOT SLIP WRINKLE OR TEAR CAUSING THE MARKING AND GOUGING OF YOUR FINISHED WORK 1-RESIN BONDED BELT WILL GIVE YOU AT LESS COST MORE TROUBLE FREE SANDING THAN 10 sheets regular sandpaper sandpaper sanding block can waste up 44% its sandpaper just fasten itself block BELTS ARE EASILY CHANGED THEY ARE PUT ON AND TAKEN OFF BLOCK WITHOUT DAMAGE SO THEY ARE REUSABLE FOR MANY JOBS SINCE THE BELT IS SO EASILY CHANGED IN SECONDS YOU PICK THE RIGHT BELT TYPE & GRIT SIZE TO MAKE YOUR SANDING JOB EASIER WE THINK THE WEDGE LOCK SANDING BLOCK IS THE BEST YOU CAN BUY BUT WE ALSO KNOW SINCE YOU HAVE NOT USED ONE YOU MIGHT NOT AGREE WE WILL PUT OUR MONEY WHERE OUR MOUTH IS GET ONE AND USE IT AND THEN IFYOU DO NOT AGREE WITH US AND WANT YOUR MONEY BACK WE WILL BE HAPPY TO GIVE IT BACK TO YOU MODELERS ASK YOUR HOBBY SHOP FOR WEDGE LOCK HOBBY SHOP DEALERS ASK YOUR DISTRIBUTORS FOR IT DISTR ART GROSS ENTERPRISES 206 743-9332 $1000 COUPON SPECIAL $1000 Please fill out coupon mailing label circle 3 extra RESIN BONDED BELTS want will send prepaid 1-WEDGE LOCK SANDING BLOCK comes 80 grit cloth belt & 3 RESIN BONDED REPLACEMENT BELTS THIS IS $1400 value $1000 BLOCK -5000 lls @ $200 ea age & handlieg 0 $1000 COUPON SPECIAL S1O00 BELTS ALUMINUM OXIDE 80-100-120150180-220 SILCON CARBIDE 220-280-360-400 FROM ART GROSS ENTERPRISES206 743-9332 12516 MAPLEWOOD AVE EDMONDS WA98020 TO May1984 167 PRECISION BALANCE Heres eqoipment pis need Ii give yeer props tie very iesl balance--balance directions Carelolly crafted trim top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop holes Other sizes available special irder Dealers invited $1795 Add5lSefor HOWARD B HUERL DEPT ntis possge handling Mm 6% scm non No COD Ba, B2 Rn B Mnketa MN 56001 THIS FUEL FEATURES eRUST PREVENTON AGENTS DETERGENTS eLUBRICAllON WITH HIGH FLASH POINTS OWEITING AGENTS FOR MORE EFFICIENT AND DEPENDABLE RJEL FLOW OANTI-FOAMING AGENTS TO PREVENT LEAN RUNS KEEPS YOUR ENGINE RUNNING COOL SAN ODORLESS HIGHLY REFINED FUEL CHILDPROOF LIDS Available FAd 5 10 15 25 & 40% Nitro-Methane Contents Formulated synthetic lubricants Also available castor DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT competition fuel tast becoming THE CHOICE wth top profesionals first cash product Contact us price strLlctures ordering informaiton Manufacturers Major Brand Distributors Model Engines Kits Radios Accessories SUPER K Fuels brand KINGS RADIO CONTROL HOBBIES INTERNATIONAL 3960 West 46 Ave Hialeah Florida 33012 305 557-2024 have swipe Aeromodeller Countless thousands people have asked manage write such crystal clarity Well have finally decided inappropriate deprive world secret longer So goes Half century ago public-speaking instructor told seemed started middle sentence sort mumbled way toward both ends simultaneously tried could never overcome So became mechanical engineer designed special tachment typewriter just start typing typewriter types away first direction other Keep Care packages news items opinions photos etc coming folks help keep life interesting us Remember pay $5 photos published MA Bob Meuser 4200 Gregory St Oakland CA 94619 FF Indoor/Tenny Continued DaQe also proud effortthe state art Omithopter models greatly advanced contest per sonal surprise very light modelsaround gram less flown second place model being lightweights just always seemed mechanism takes such beating must relatively heavy hope able report some details winning models later rubber strippers Last time talking about rubber strippers viewed photos various rotary rubbercutting devices presently-available rotary stripper models expensive produce acceptably accurate strips rub ber consistent width newer models easy set up particular strip width fairly easy work about us po folks photo shows modi fied Bilgri-style stripper cutting three strips pass V4-in flat Pirelli shown scrap balsa wedged between movable guide vertical upright rubber input side keeps rubber flat enters cutting area basic Bilgri-style stripper constructed /4-in Plexiglas smooth reasonably slick original idea use single blade located pro duce two strips approximately equal width whatever size rubber start Another photo shows close-up blades improved version shown first photo particular setup two steel stainless steel single-edge razor blades spaced clamped between stacks varsable-thickness shims multiple blades used way thick re inforcing back must removed PRECISION SAND AND SHAPE With. 4/z Custom Aluminum MINIExtrusion Sanding Block flEWEspecially designed for small sanding jobs i Sander Pack contains 3 sheets assorted die-cut sandpaper Regular lengtI~uu.mm Double length 10 7/8 handy use 217/8 BARbigger jobs truer surfaces Regular - Double KSelf Adhesive Sheet Sandpaper Customize sanding like pros 369x 11 sheets perpack t$24512meijum l2fine 12-superfine / Applied Design Corp 738 Penn Street El Segundo CA 90245 blades order produce predictable re sults must allow thickness blades computing strip width Although example used two blades three blades can used make four strips pass using right technique lowcost stripper will produce excellent uni formity starting strip non uniform width After little practice can get whatever width strip supply shims can produce parent strip non-uniform width outer strips scrap have some used Wakefield motors use technique salvage good inner strip rejecting nicked outer edges Stripper setup actual width strip produced two-blades setup equal thickness blade plus total thickness shim material placed between two blades shims must perfectly flat blades parallel other clamp screw will distort blades tighten same holds true third blade use three blades should plan two center strips being about same width Similarly two outer strips edges parent strip should close same width reason keeping strips close same width pull rubber through blades big difference strip widths causes narrow strip have greater stress uneven stress tries equalize two strips gradually become nearly same width 168 Model Aviation ially formulated chemically balanced fuel top performance minimum engine wear weather condition
Edition: Model Aviation - 1984/05
Page Numbers: 70, 71, 166, 167, 168
Free Flight DURA TION Bob MeuBer NFFS LIVES times column have prefaced statement Hard times come hard times go survive visible tip National Free Right Society iceberg Free Flight made terrific splurge 1981 1982 fell way behind toward end 1983 No excuses getting back stream hope will stay way awhile Meanwhile mainstream NFFS activities keeps tip iceberg afloat continues NFFS Supplies Plans Publications services management Indoor Champs administration what might turn out cutting edge Free Flight competition Nats unofficial events interaction World Champs ac tivities gosh knows what else Recently have quite few changes management various NFFS activities have questions guys get answers ask right question wrong person wrong question right person arent very likely get right answser right things still dont get right results thenbut thentalk about OK Heres latest NFFS Plans NFFS SuppliesJoe Wagner 12 Cook St Rowayton CT 06853 NFFS Publications except NFFS DigestFred Terzian 4858 Moorpark Ave San Jose CA 95129 NFFS Member ships SubscriptionsDon Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 Free Flight NFFS Digest Material should sent appropriate Con tributing Editor doubt send EditorBob Meuser 4200 Gregory St Oakland CA 94619 An SASE appropriate person will get complete list what available NFFS Plans Supplies Pub lications Membership including sub scription Digest costs $15 year $27 two years USA residents 19 years age over residents other countries USA residents under 19 fee $750 year $1350 two Terrific glue dope According sev 70 Model Aviation George Perryman Giant Speckled Birdwhich built AMA wise designed specifically one-flight-st-dawn Uniimited-Uniimited eventswhich has winning contest record GSB will soon find its way AMA museum Ship spans 72 has 12-in chord 810 sq wing urea prop diameter 32 weight rubber motor 655 oz uses 36 strands 1A-in FAI rubber 51-in long Wait Rozeile photo Heres tour new profile Scale kits Peck-Polymers Stinson L-5 Sentinel Read column typical Baby ROG rise-off-ground model 1929 Plane published American Boy magazine kit available 50# part old AMLA program model built Sherman Gillespie 1929 version did have Fuiton Hungerford spoked wheals eral sources including Ed Lidgard goop know seam cement available air ports luck best glue dope ever f used hold down pinked tape over ribs like fullscale planes recall Thin suit model fancy OK does make good microfilm risk possibly confusing yond repair must mention Terry Rim ert discovered another best-ever glue calle Franldin Home Shop & Craft Glue HSC familiar Franklin Titebond yellow glue HSC isnt just Titebond under different label whi re glue Use straight out bot tle glue dilute 50% water us adhesive high-wet-strength tissues sealer regions around engine apparently compatible just about gunk goop material can imagine using model airplane includ ing fi am Clean-up water no problem unless wait too long try both Humble George does again privileged announce Second An nual N4euser Bemorial Modeler Year Awas d goes George Perryman also recei ed prestigious award last year fact George person has ever won award fact person has ever applied Georges record 83 season included 32 first places 29 & 16 events 11 82 Nats fbw 14 events took nine firsts same 82 three seconds third too shabby Gtorges Giant Speckled Bird noholds-barred Outdoor rubber-power model will soon make its way AMA Museum after relatively short glorious career real life George wind-tunnel model de sign engineer Lockheed job has taken much time time build two new models 83 both lost Cameron engines December 1983 issue told about Cameron engines ing available neglected give com plete address Cameron Pre cision Engineering Co 19401 Rawhide Rd Sonora CA 95370 Phone 209 532-7201 Peck does again Peck-Polymers has troduced series four all-balsa profile Scale models 15- 16-in span pre fabricated easy quick assembly says catalog sheet kits absolutely complete except glue include pre bent wire parts wheels two large sheets instructions Die cut parts pop out sheets ease fit together mini mal trimming Some pieces rather tiny easily overlooked drawing shows parts located sheet Sheetwood colored both sides decals few strokes ball point pen paper cutouts provided models about realistic profile models can get first four models series Citabria Champion Stinson Sentinel L5 Cessna Aerobat Zlin SOL planes available now local hobby shop direct Peck-Polymers May 1984 71 hobby shop does have ask order some Instructions construction rather complete except part says glue ribs bottom wing ribs Continued page 166 Terry Thorkildeen VTOs Ramrods favorite contest ship quarter-century ago Terry flew 14 consecutlvs 5-mm maxes recent Daksrsfleld CA Annual INTRODUCING ThE NEW MEN RC BUZZARD BOMBSHELL M E N s re-creation classic old timer free flight strengthened modified RO meets Society Antique Modelers requirements RC Old Time Competition May flown Free Flight Rudder Only Rudder Eleva tor Rudder/Elevator/Throttle vals will flex actu ated Add bottom blocks hollowing after fitted save weight Glue place sand contours shown cross sections Cut away nose area install engine throttle hookup blind nuts engine scale exhaust link age works smoothly anchor pushrod guides plank top bottom nose wing panels can now slid onto plywood spars fitted fuselage Hook up lead-outs solder per drawings AMA rule book Slide off wing panels fill wing spar holes epoxy slide panels back Align carefully block whole assembly place glue sets top block can now fitted hollowed glued Add rudder assembly along dorsal fin Cut out cabin door give few coats clear dope fill grain Finish inside door match cabin interior Bend door rails tin brass install grooves cut fuselage side Make sure door slides eas ily its track glue tracks place epoxy Build wing struts shown plan Fasten upper end spade bolt wing small 4-40 bolt nut fuselage end drill V4-in-dia hole bottom block fuselage Cut short length /4-in dowel drill hold spade bolt anchor Epoxy spade bolt dowel has set insert hole fuselage glue well dry bolt bottom end strut place Cut windows /32-in clear plas tic Install silicone glue Carve mold windshield heat-form thick plastic install wind shield until after model finished Give fuselage three coats clear dope cover silkspan Build tail wheel assembly brass tube sheet install epoxy Attach flaps ailerons next Note use nylon hinge points mount Drill holes desired angle flaps wings Tape flaps ailerons place spacing out wing fuselage well /32-in other parts taped place oper ation gluing easy hole place drop epoxy hinge Stop check angle same hinges sighting down wing tip Adjust required ep oxy has set remove tape Pin con trols place preferably 0-0 flaps A2 down inboard aileron A2 up outboard will help keep Turbo-Porter level flight Give model several coats clear dope sanding between coats until finish smooth ready paint Mask off windows begin painting After paint has cured go back add trim paint details desire Balance modelyou may sur prised Mine took ail weight bring balance Bind solder lead-out ends adjusting fit handle Check proper throttle control move ment Flying true test model Pick calm day proceed methodically Tune engine adjust throttle smooth response time length engine run Keep notes details future use Turbo-Porter smooth flier Its distinctive lines air impressive hope will enjoy Turbo-Porter much have enjoyed Just watch landings grass long nose makes three-point landings mandatory Thinking Sport Scale competition Add rivets doors cargo drops brakes lights etc should very well FF Duration/Meuser Continued page 71 curved give undercamber sheetwood flat stiff C-grain material dont know novice would took easy route dampened sheetwood strapped tin can about right curvature let sit couple days went together OK Flying instructions better see P K PRODUCTS Specializing Quadra/Zenoah Sales Service PO Box 6226 Hayward CA 94544 Tel 415 581-4277 Eves H & K Superstarters Q-35$2995 Q-50$2995 MAG II$3495 Super Hustler$3495 Zenoab$2995 Tartan Twin$3995 NEW Tartan Twin Muffler Set Allows adjustment carb running $3995 400 RPM increase over stock Coming Soon 5i2fJ& 1/5 SCALE RIG MODEL 62 SPAN NGINE CHANNEL R/C FOR ADVANCE INFO WRITE TO ST CROIX OF PARK FALLS LTD PO Box 2790 Park Falls WI 54552 166 Model Aviation DEALER INQUIRIES IN V/TED ALL ORDERS ADD $50 POSTAGE & HANDLING CALIF RES ADD SALES TAX -MOD-LER- AFFORDABLE MODELING ACCESSORIES SOCKET HEAD SCREWS W/WASHERS NO 02A4-40x 6Pk NO 02B4-40 x 12 Pk NO 0204-40 x 24 Pk NO03A4-40x6Pk NO 03B4-40 x 12 Pk NO 0304-40 x 3/24 Pk NO07A6-32x6Pk NO0786-32xl2Pk NO 07C6-32 x 24 Pk NO08A6-32x16Pk NO 0886-32 x 112 Pk NO 0806-32 x 124 Pk NO 12A NO 128 NO 120 NO 14A NO 148 NO 140 NO 16A NO 168 NO 160 NO 18A NO 188 NO 180 NUTS 4-40 AND 6-32 4-40 Blind 4-40 Blind 4-40 Blind 6-32 Blind 6-32 Blind 6-32 Blind 4-40 Lock 4-40 Lock 4-40 Lock 6-32 Lock 6-32 Lock 6-32 Lock 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk $ 50 $ 90 $175 $ 55 $100 $180 $ 60 $110 $200 $ 75 $120 $220 $ 55 $ .95 $175 $ 65 $110 $195 $ 25 $ 45 $ 75 $ 30 $ 50 $ 85 $125 $210 $400 $150 $250 $450 NYLON WING BOLTS NO26A-20x16Pk NO268-20x1l2Pk NO 260-20 x 1 /224 Pk NO28A-20x26Pk NO288-20x2l2Pk NO 280/3-20 x 224 Pk $1200 less Shipping over $1200 free shipping Ky residents sdd S0/o ssles tax MOD-LER PO BOX 70 MCKEE KY 40447 Write complete price list Dealer inquiries welcome some magazine construction articles no mention such subtleties thrustline-angle adjustment perhaps would going too far sort model Extra goodies plans three-view prototype set rules Flying Aces Club No-Cal Profile event models satisfy cheap $695but what nowadays An excellent way beginner get flavor model aviation great deal effort Peck Polymers PO Box 2498 La Mesa CA 92041 Tomy timers again Providing startlstop function Tomy timer isnt difficult Whats needed something interferes motion es capement pawl want hold will get out wayand stay out way reliablywhen want go Tom Sanders has come up rather neat application notion see sketch wire presses pawl should bent provide enough pressure pawl reliably prevent running takes very little pressurebut much pressure ruin anything wire thin flexible bending get just right pressure razors-edge prob lem outer part wire lever must bent pops detentswhich simply slots plywood faceplate assertively fault can find Toms de sign lack anything will ensure flier starts timer before launching model happens hole accepts wire pin prevents lever being moved go position large red flag tied end pin would go long way toward preventing such pilot error International Ornithopter Postal Contest way hear universe three bil lion years old give take couple years cant vouch firsthand experi ence its what hear may find hard believe 2999999999 years single person entire universe has thought putting Inter national Oruithopter Postal Contestuntil David Erbach went did just last year announced contest February 1983 issue Scores have mailed December results 1 Yamanashi Masahiro Japan630 2 Ki hara Kazumasa Japan622 3 Watson Phillip R Australia536 4 Omata No boru Japan5 14 5 Shibata Joji Japan454 6 Qishi Hiroshi Japan423 7 Deshaye Patrick USA353 8 White Roy USA216 9 McRae Duncan Can adal54 10 Collins Kevin R US Al 53 put flight times perspective have consider following result sort intensity arises members model airplane club decide bear down several members Chicago Aeronuts got flights between four five minutes early Forties highest official AMA record now stands 423 Walter Erbach Open Cat III would have good sixth-place tie Postal Suddenly find Japanese have developed event far beyond anything weve done USA werent aware what about bloody Aussie Aeromodeller magazine England will publish report contest near future perhaps youll see complete discussion drawings top models 1984 NFFS Symposium report hope able present three-view winning model also near future YOUR ~sv GUARANTEED SATISFACTONA GOOD VA COMES WITH BO GRIT CLOTH SANDING BELT THE SANDING BLOCK THAT WEARS BELT Hi Im ART GROSS know some have wondering WHAT IN HELL IS WEDGE LOOK Well will tell isa hand sanding block made out HIGH IMPACT STYREMEIF IT EVER BREAKS WE WILL REPLACE IT FREE uses belts same size 3x18 Electric Hand Sanders might ask WHY use expensive belts instead using cheaper sandpaper block sanding WHY BECAUSE BELTS ARE MORE DEPENDABLE ECONOMICAL DURABLE AND EASIER TO USE glueing tacking clamping pieces sandpaper other block BELT WILL NOT SLIP WRINKLE OR TEAR CAUSING THE MARKING AND GOUGING OF YOUR FINISHED WORK 1-RESIN BONDED BELT WILL GIVE YOU AT LESS COST MORE TROUBLE FREE SANDING THAN 10 sheets regular sandpaper sandpaper sanding block can waste up 44% its sandpaper just fasten itself block BELTS ARE EASILY CHANGED THEY ARE PUT ON AND TAKEN OFF BLOCK WITHOUT DAMAGE SO THEY ARE REUSABLE FOR MANY JOBS SINCE THE BELT IS SO EASILY CHANGED IN SECONDS YOU PICK THE RIGHT BELT TYPE & GRIT SIZE TO MAKE YOUR SANDING JOB EASIER WE THINK THE WEDGE LOCK SANDING BLOCK IS THE BEST YOU CAN BUY BUT WE ALSO KNOW SINCE YOU HAVE NOT USED ONE YOU MIGHT NOT AGREE WE WILL PUT OUR MONEY WHERE OUR MOUTH IS GET ONE AND USE IT AND THEN IFYOU DO NOT AGREE WITH US AND WANT YOUR MONEY BACK WE WILL BE HAPPY TO GIVE IT BACK TO YOU MODELERS ASK YOUR HOBBY SHOP FOR WEDGE LOCK HOBBY SHOP DEALERS ASK YOUR DISTRIBUTORS FOR IT DISTR ART GROSS ENTERPRISES 206 743-9332 $1000 COUPON SPECIAL $1000 Please fill out coupon mailing label circle 3 extra RESIN BONDED BELTS want will send prepaid 1-WEDGE LOCK SANDING BLOCK comes 80 grit cloth belt & 3 RESIN BONDED REPLACEMENT BELTS THIS IS $1400 value $1000 BLOCK -5000 lls @ $200 ea age & handlieg 0 $1000 COUPON SPECIAL S1O00 BELTS ALUMINUM OXIDE 80-100-120150180-220 SILCON CARBIDE 220-280-360-400 FROM ART GROSS ENTERPRISES206 743-9332 12516 MAPLEWOOD AVE EDMONDS WA98020 TO May1984 167 PRECISION BALANCE Heres eqoipment pis need Ii give yeer props tie very iesl balance--balance directions Carelolly crafted trim top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop holes Other sizes available special irder Dealers invited $1795 Add5lSefor HOWARD B HUERL DEPT ntis possge handling Mm 6% scm non No COD Ba, B2 Rn B Mnketa MN 56001 THIS FUEL FEATURES eRUST PREVENTON AGENTS DETERGENTS eLUBRICAllON WITH HIGH FLASH POINTS OWEITING AGENTS FOR MORE EFFICIENT AND DEPENDABLE RJEL FLOW OANTI-FOAMING AGENTS TO PREVENT LEAN RUNS KEEPS YOUR ENGINE RUNNING COOL SAN ODORLESS HIGHLY REFINED FUEL CHILDPROOF LIDS Available FAd 5 10 15 25 & 40% Nitro-Methane Contents Formulated synthetic lubricants Also available castor DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT competition fuel tast becoming THE CHOICE wth top profesionals first cash product Contact us price strLlctures ordering informaiton Manufacturers Major Brand Distributors Model Engines Kits Radios Accessories SUPER K Fuels brand KINGS RADIO CONTROL HOBBIES INTERNATIONAL 3960 West 46 Ave Hialeah Florida 33012 305 557-2024 have swipe Aeromodeller Countless thousands people have asked manage write such crystal clarity Well have finally decided inappropriate deprive world secret longer So goes Half century ago public-speaking instructor told seemed started middle sentence sort mumbled way toward both ends simultaneously tried could never overcome So became mechanical engineer designed special tachment typewriter just start typing typewriter types away first direction other Keep Care packages news items opinions photos etc coming folks help keep life interesting us Remember pay $5 photos published MA Bob Meuser 4200 Gregory St Oakland CA 94619 FF Indoor/Tenny Continued DaQe also proud effortthe state art Omithopter models greatly advanced contest per sonal surprise very light modelsaround gram less flown second place model being lightweights just always seemed mechanism takes such beating must relatively heavy hope able report some details winning models later rubber strippers Last time talking about rubber strippers viewed photos various rotary rubbercutting devices presently-available rotary stripper models expensive produce acceptably accurate strips rub ber consistent width newer models easy set up particular strip width fairly easy work about us po folks photo shows modi fied Bilgri-style stripper cutting three strips pass V4-in flat Pirelli shown scrap balsa wedged between movable guide vertical upright rubber input side keeps rubber flat enters cutting area basic Bilgri-style stripper constructed /4-in Plexiglas smooth reasonably slick original idea use single blade located pro duce two strips approximately equal width whatever size rubber start Another photo shows close-up blades improved version shown first photo particular setup two steel stainless steel single-edge razor blades spaced clamped between stacks varsable-thickness shims multiple blades used way thick re inforcing back must removed PRECISION SAND AND SHAPE With. 4/z Custom Aluminum MINIExtrusion Sanding Block flEWEspecially designed for small sanding jobs i Sander Pack contains 3 sheets assorted die-cut sandpaper Regular lengtI~uu.mm Double length 10 7/8 handy use 217/8 BARbigger jobs truer surfaces Regular - Double KSelf Adhesive Sheet Sandpaper Customize sanding like pros 369x 11 sheets perpack t$24512meijum l2fine 12-superfine / Applied Design Corp 738 Penn Street El Segundo CA 90245 blades order produce predictable re sults must allow thickness blades computing strip width Although example used two blades three blades can used make four strips pass using right technique lowcost stripper will produce excellent uni formity starting strip non uniform width After little practice can get whatever width strip supply shims can produce parent strip non-uniform width outer strips scrap have some used Wakefield motors use technique salvage good inner strip rejecting nicked outer edges Stripper setup actual width strip produced two-blades setup equal thickness blade plus total thickness shim material placed between two blades shims must perfectly flat blades parallel other clamp screw will distort blades tighten same holds true third blade use three blades should plan two center strips being about same width Similarly two outer strips edges parent strip should close same width reason keeping strips close same width pull rubber through blades big difference strip widths causes narrow strip have greater stress uneven stress tries equalize two strips gradually become nearly same width 168 Model Aviation ially formulated chemically balanced fuel top performance minimum engine wear weather condition
Edition: Model Aviation - 1984/05
Page Numbers: 70, 71, 166, 167, 168
Free Flight DURA TION Bob MeuBer NFFS LIVES times column have prefaced statement Hard times come hard times go survive visible tip National Free Right Society iceberg Free Flight made terrific splurge 1981 1982 fell way behind toward end 1983 No excuses getting back stream hope will stay way awhile Meanwhile mainstream NFFS activities keeps tip iceberg afloat continues NFFS Supplies Plans Publications services management Indoor Champs administration what might turn out cutting edge Free Flight competition Nats unofficial events interaction World Champs ac tivities gosh knows what else Recently have quite few changes management various NFFS activities have questions guys get answers ask right question wrong person wrong question right person arent very likely get right answser right things still dont get right results thenbut thentalk about OK Heres latest NFFS Plans NFFS SuppliesJoe Wagner 12 Cook St Rowayton CT 06853 NFFS Publications except NFFS DigestFred Terzian 4858 Moorpark Ave San Jose CA 95129 NFFS Member ships SubscriptionsDon Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 Free Flight NFFS Digest Material should sent appropriate Con tributing Editor doubt send EditorBob Meuser 4200 Gregory St Oakland CA 94619 An SASE appropriate person will get complete list what available NFFS Plans Supplies Pub lications Membership including sub scription Digest costs $15 year $27 two years USA residents 19 years age over residents other countries USA residents under 19 fee $750 year $1350 two Terrific glue dope According sev 70 Model Aviation George Perryman Giant Speckled Birdwhich built AMA wise designed specifically one-flight-st-dawn Uniimited-Uniimited eventswhich has winning contest record GSB will soon find its way AMA museum Ship spans 72 has 12-in chord 810 sq wing urea prop diameter 32 weight rubber motor 655 oz uses 36 strands 1A-in FAI rubber 51-in long Wait Rozeile photo Heres tour new profile Scale kits Peck-Polymers Stinson L-5 Sentinel Read column typical Baby ROG rise-off-ground model 1929 Plane published American Boy magazine kit available 50# part old AMLA program model built Sherman Gillespie 1929 version did have Fuiton Hungerford spoked wheals eral sources including Ed Lidgard goop know seam cement available air ports luck best glue dope ever f used hold down pinked tape over ribs like fullscale planes recall Thin suit model fancy OK does make good microfilm risk possibly confusing yond repair must mention Terry Rim ert discovered another best-ever glue calle Franldin Home Shop & Craft Glue HSC familiar Franklin Titebond yellow glue HSC isnt just Titebond under different label whi re glue Use straight out bot tle glue dilute 50% water us adhesive high-wet-strength tissues sealer regions around engine apparently compatible just about gunk goop material can imagine using model airplane includ ing fi am Clean-up water no problem unless wait too long try both Humble George does again privileged announce Second An nual N4euser Bemorial Modeler Year Awas d goes George Perryman also recei ed prestigious award last year fact George person has ever won award fact person has ever applied Georges record 83 season included 32 first places 29 & 16 events 11 82 Nats fbw 14 events took nine firsts same 82 three seconds third too shabby Gtorges Giant Speckled Bird noholds-barred Outdoor rubber-power model will soon make its way AMA Museum after relatively short glorious career real life George wind-tunnel model de sign engineer Lockheed job has taken much time time build two new models 83 both lost Cameron engines December 1983 issue told about Cameron engines ing available neglected give com plete address Cameron Pre cision Engineering Co 19401 Rawhide Rd Sonora CA 95370 Phone 209 532-7201 Peck does again Peck-Polymers has troduced series four all-balsa profile Scale models 15- 16-in span pre fabricated easy quick assembly says catalog sheet kits absolutely complete except glue include pre bent wire parts wheels two large sheets instructions Die cut parts pop out sheets ease fit together mini mal trimming Some pieces rather tiny easily overlooked drawing shows parts located sheet Sheetwood colored both sides decals few strokes ball point pen paper cutouts provided models about realistic profile models can get first four models series Citabria Champion Stinson Sentinel L5 Cessna Aerobat Zlin SOL planes available now local hobby shop direct Peck-Polymers May 1984 71 hobby shop does have ask order some Instructions construction rather complete except part says glue ribs bottom wing ribs Continued page 166 Terry Thorkildeen VTOs Ramrods favorite contest ship quarter-century ago Terry flew 14 consecutlvs 5-mm maxes recent Daksrsfleld CA Annual INTRODUCING ThE NEW MEN RC BUZZARD BOMBSHELL M E N s re-creation classic old timer free flight strengthened modified RO meets Society Antique Modelers requirements RC Old Time Competition May flown Free Flight Rudder Only Rudder Eleva tor Rudder/Elevator/Throttle vals will flex actu ated Add bottom blocks hollowing after fitted save weight Glue place sand contours shown cross sections Cut away nose area install engine throttle hookup blind nuts engine scale exhaust link age works smoothly anchor pushrod guides plank top bottom nose wing panels can now slid onto plywood spars fitted fuselage Hook up lead-outs solder per drawings AMA rule book Slide off wing panels fill wing spar holes epoxy slide panels back Align carefully block whole assembly place glue sets top block can now fitted hollowed glued Add rudder assembly along dorsal fin Cut out cabin door give few coats clear dope fill grain Finish inside door match cabin interior Bend door rails tin brass install grooves cut fuselage side Make sure door slides eas ily its track glue tracks place epoxy Build wing struts shown plan Fasten upper end spade bolt wing small 4-40 bolt nut fuselage end drill V4-in-dia hole bottom block fuselage Cut short length /4-in dowel drill hold spade bolt anchor Epoxy spade bolt dowel has set insert hole fuselage glue well dry bolt bottom end strut place Cut windows /32-in clear plas tic Install silicone glue Carve mold windshield heat-form thick plastic install wind shield until after model finished Give fuselage three coats clear dope cover silkspan Build tail wheel assembly brass tube sheet install epoxy Attach flaps ailerons next Note use nylon hinge points mount Drill holes desired angle flaps wings Tape flaps ailerons place spacing out wing fuselage well /32-in other parts taped place oper ation gluing easy hole place drop epoxy hinge Stop check angle same hinges sighting down wing tip Adjust required ep oxy has set remove tape Pin con trols place preferably 0-0 flaps A2 down inboard aileron A2 up outboard will help keep Turbo-Porter level flight Give model several coats clear dope sanding between coats until finish smooth ready paint Mask off windows begin painting After paint has cured go back add trim paint details desire Balance modelyou may sur prised Mine took ail weight bring balance Bind solder lead-out ends adjusting fit handle Check proper throttle control move ment Flying true test model Pick calm day proceed methodically Tune engine adjust throttle smooth response time length engine run Keep notes details future use Turbo-Porter smooth flier Its distinctive lines air impressive hope will enjoy Turbo-Porter much have enjoyed Just watch landings grass long nose makes three-point landings mandatory Thinking Sport Scale competition Add rivets doors cargo drops brakes lights etc should very well FF Duration/Meuser Continued page 71 curved give undercamber sheetwood flat stiff C-grain material dont know novice would took easy route dampened sheetwood strapped tin can about right curvature let sit couple days went together OK Flying instructions better see P K PRODUCTS Specializing Quadra/Zenoah Sales Service PO Box 6226 Hayward CA 94544 Tel 415 581-4277 Eves H & K Superstarters Q-35$2995 Q-50$2995 MAG II$3495 Super Hustler$3495 Zenoab$2995 Tartan Twin$3995 NEW Tartan Twin Muffler Set Allows adjustment carb running $3995 400 RPM increase over stock Coming Soon 5i2fJ& 1/5 SCALE RIG MODEL 62 SPAN NGINE CHANNEL R/C FOR ADVANCE INFO WRITE TO ST CROIX OF PARK FALLS LTD PO Box 2790 Park Falls WI 54552 166 Model Aviation DEALER INQUIRIES IN V/TED ALL ORDERS ADD $50 POSTAGE & HANDLING CALIF RES ADD SALES TAX -MOD-LER- AFFORDABLE MODELING ACCESSORIES SOCKET HEAD SCREWS W/WASHERS NO 02A4-40x 6Pk NO 02B4-40 x 12 Pk NO 0204-40 x 24 Pk NO03A4-40x6Pk NO 03B4-40 x 12 Pk NO 0304-40 x 3/24 Pk NO07A6-32x6Pk NO0786-32xl2Pk NO 07C6-32 x 24 Pk NO08A6-32x16Pk NO 0886-32 x 112 Pk NO 0806-32 x 124 Pk NO 12A NO 128 NO 120 NO 14A NO 148 NO 140 NO 16A NO 168 NO 160 NO 18A NO 188 NO 180 NUTS 4-40 AND 6-32 4-40 Blind 4-40 Blind 4-40 Blind 6-32 Blind 6-32 Blind 6-32 Blind 4-40 Lock 4-40 Lock 4-40 Lock 6-32 Lock 6-32 Lock 6-32 Lock 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk $ 50 $ 90 $175 $ 55 $100 $180 $ 60 $110 $200 $ 75 $120 $220 $ 55 $ .95 $175 $ 65 $110 $195 $ 25 $ 45 $ 75 $ 30 $ 50 $ 85 $125 $210 $400 $150 $250 $450 NYLON WING BOLTS NO26A-20x16Pk NO268-20x1l2Pk NO 260-20 x 1 /224 Pk NO28A-20x26Pk NO288-20x2l2Pk NO 280/3-20 x 224 Pk $1200 less Shipping over $1200 free shipping Ky residents sdd S0/o ssles tax MOD-LER PO BOX 70 MCKEE KY 40447 Write complete price list Dealer inquiries welcome some magazine construction articles no mention such subtleties thrustline-angle adjustment perhaps would going too far sort model Extra goodies plans three-view prototype set rules Flying Aces Club No-Cal Profile event models satisfy cheap $695but what nowadays An excellent way beginner get flavor model aviation great deal effort Peck Polymers PO Box 2498 La Mesa CA 92041 Tomy timers again Providing startlstop function Tomy timer isnt difficult Whats needed something interferes motion es capement pawl want hold will get out wayand stay out way reliablywhen want go Tom Sanders has come up rather neat application notion see sketch wire presses pawl should bent provide enough pressure pawl reliably prevent running takes very little pressurebut much pressure ruin anything wire thin flexible bending get just right pressure razors-edge prob lem outer part wire lever must bent pops detentswhich simply slots plywood faceplate assertively fault can find Toms de sign lack anything will ensure flier starts timer before launching model happens hole accepts wire pin prevents lever being moved go position large red flag tied end pin would go long way toward preventing such pilot error International Ornithopter Postal Contest way hear universe three bil lion years old give take couple years cant vouch firsthand experi ence its what hear may find hard believe 2999999999 years single person entire universe has thought putting Inter national Oruithopter Postal Contestuntil David Erbach went did just last year announced contest February 1983 issue Scores have mailed December results 1 Yamanashi Masahiro Japan630 2 Ki hara Kazumasa Japan622 3 Watson Phillip R Australia536 4 Omata No boru Japan5 14 5 Shibata Joji Japan454 6 Qishi Hiroshi Japan423 7 Deshaye Patrick USA353 8 White Roy USA216 9 McRae Duncan Can adal54 10 Collins Kevin R US Al 53 put flight times perspective have consider following result sort intensity arises members model airplane club decide bear down several members Chicago Aeronuts got flights between four five minutes early Forties highest official AMA record now stands 423 Walter Erbach Open Cat III would have good sixth-place tie Postal Suddenly find Japanese have developed event far beyond anything weve done USA werent aware what about bloody Aussie Aeromodeller magazine England will publish report contest near future perhaps youll see complete discussion drawings top models 1984 NFFS Symposium report hope able present three-view winning model also near future YOUR ~sv GUARANTEED SATISFACTONA GOOD VA COMES WITH BO GRIT CLOTH SANDING BELT THE SANDING BLOCK THAT WEARS BELT Hi Im ART GROSS know some have wondering WHAT IN HELL IS WEDGE LOOK Well will tell isa hand sanding block made out HIGH IMPACT STYREMEIF IT EVER BREAKS WE WILL REPLACE IT FREE uses belts same size 3x18 Electric Hand Sanders might ask WHY use expensive belts instead using cheaper sandpaper block sanding WHY BECAUSE BELTS ARE MORE DEPENDABLE ECONOMICAL DURABLE AND EASIER TO USE glueing tacking clamping pieces sandpaper other block BELT WILL NOT SLIP WRINKLE OR TEAR CAUSING THE MARKING AND GOUGING OF YOUR FINISHED WORK 1-RESIN BONDED BELT WILL GIVE YOU AT LESS COST MORE TROUBLE FREE SANDING THAN 10 sheets regular sandpaper sandpaper sanding block can waste up 44% its sandpaper just fasten itself block BELTS ARE EASILY CHANGED THEY ARE PUT ON AND TAKEN OFF BLOCK WITHOUT DAMAGE SO THEY ARE REUSABLE FOR MANY JOBS SINCE THE BELT IS SO EASILY CHANGED IN SECONDS YOU PICK THE RIGHT BELT TYPE & GRIT SIZE TO MAKE YOUR SANDING JOB EASIER WE THINK THE WEDGE LOCK SANDING BLOCK IS THE BEST YOU CAN BUY BUT WE ALSO KNOW SINCE YOU HAVE NOT USED ONE YOU MIGHT NOT AGREE WE WILL PUT OUR MONEY WHERE OUR MOUTH IS GET ONE AND USE IT AND THEN IFYOU DO NOT AGREE WITH US AND WANT YOUR MONEY BACK WE WILL BE HAPPY TO GIVE IT BACK TO YOU MODELERS ASK YOUR HOBBY SHOP FOR WEDGE LOCK HOBBY SHOP DEALERS ASK YOUR DISTRIBUTORS FOR IT DISTR ART GROSS ENTERPRISES 206 743-9332 $1000 COUPON SPECIAL $1000 Please fill out coupon mailing label circle 3 extra RESIN BONDED BELTS want will send prepaid 1-WEDGE LOCK SANDING BLOCK comes 80 grit cloth belt & 3 RESIN BONDED REPLACEMENT BELTS THIS IS $1400 value $1000 BLOCK -5000 lls @ $200 ea age & handlieg 0 $1000 COUPON SPECIAL S1O00 BELTS ALUMINUM OXIDE 80-100-120150180-220 SILCON CARBIDE 220-280-360-400 FROM ART GROSS ENTERPRISES206 743-9332 12516 MAPLEWOOD AVE EDMONDS WA98020 TO May1984 167 PRECISION BALANCE Heres eqoipment pis need Ii give yeer props tie very iesl balance--balance directions Carelolly crafted trim top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop holes Other sizes available special irder Dealers invited $1795 Add5lSefor HOWARD B HUERL DEPT ntis possge handling Mm 6% scm non No COD Ba, B2 Rn B Mnketa MN 56001 THIS FUEL FEATURES eRUST PREVENTON AGENTS DETERGENTS eLUBRICAllON WITH HIGH FLASH POINTS OWEITING AGENTS FOR MORE EFFICIENT AND DEPENDABLE RJEL FLOW OANTI-FOAMING AGENTS TO PREVENT LEAN RUNS KEEPS YOUR ENGINE RUNNING COOL SAN ODORLESS HIGHLY REFINED FUEL CHILDPROOF LIDS Available FAd 5 10 15 25 & 40% Nitro-Methane Contents Formulated synthetic lubricants Also available castor DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT competition fuel tast becoming THE CHOICE wth top profesionals first cash product Contact us price strLlctures ordering informaiton Manufacturers Major Brand Distributors Model Engines Kits Radios Accessories SUPER K Fuels brand KINGS RADIO CONTROL HOBBIES INTERNATIONAL 3960 West 46 Ave Hialeah Florida 33012 305 557-2024 have swipe Aeromodeller Countless thousands people have asked manage write such crystal clarity Well have finally decided inappropriate deprive world secret longer So goes Half century ago public-speaking instructor told seemed started middle sentence sort mumbled way toward both ends simultaneously tried could never overcome So became mechanical engineer designed special tachment typewriter just start typing typewriter types away first direction other Keep Care packages news items opinions photos etc coming folks help keep life interesting us Remember pay $5 photos published MA Bob Meuser 4200 Gregory St Oakland CA 94619 FF Indoor/Tenny Continued DaQe also proud effortthe state art Omithopter models greatly advanced contest per sonal surprise very light modelsaround gram less flown second place model being lightweights just always seemed mechanism takes such beating must relatively heavy hope able report some details winning models later rubber strippers Last time talking about rubber strippers viewed photos various rotary rubbercutting devices presently-available rotary stripper models expensive produce acceptably accurate strips rub ber consistent width newer models easy set up particular strip width fairly easy work about us po folks photo shows modi fied Bilgri-style stripper cutting three strips pass V4-in flat Pirelli shown scrap balsa wedged between movable guide vertical upright rubber input side keeps rubber flat enters cutting area basic Bilgri-style stripper constructed /4-in Plexiglas smooth reasonably slick original idea use single blade located pro duce two strips approximately equal width whatever size rubber start Another photo shows close-up blades improved version shown first photo particular setup two steel stainless steel single-edge razor blades spaced clamped between stacks varsable-thickness shims multiple blades used way thick re inforcing back must removed PRECISION SAND AND SHAPE With. 4/z Custom Aluminum MINIExtrusion Sanding Block flEWEspecially designed for small sanding jobs i Sander Pack contains 3 sheets assorted die-cut sandpaper Regular lengtI~uu.mm Double length 10 7/8 handy use 217/8 BARbigger jobs truer surfaces Regular - Double KSelf Adhesive Sheet Sandpaper Customize sanding like pros 369x 11 sheets perpack t$24512meijum l2fine 12-superfine / Applied Design Corp 738 Penn Street El Segundo CA 90245 blades order produce predictable re sults must allow thickness blades computing strip width Although example used two blades three blades can used make four strips pass using right technique lowcost stripper will produce excellent uni formity starting strip non uniform width After little practice can get whatever width strip supply shims can produce parent strip non-uniform width outer strips scrap have some used Wakefield motors use technique salvage good inner strip rejecting nicked outer edges Stripper setup actual width strip produced two-blades setup equal thickness blade plus total thickness shim material placed between two blades shims must perfectly flat blades parallel other clamp screw will distort blades tighten same holds true third blade use three blades should plan two center strips being about same width Similarly two outer strips edges parent strip should close same width reason keeping strips close same width pull rubber through blades big difference strip widths causes narrow strip have greater stress uneven stress tries equalize two strips gradually become nearly same width 168 Model Aviation ially formulated chemically balanced fuel top performance minimum engine wear weather condition
Edition: Model Aviation - 1984/05
Page Numbers: 70, 71, 166, 167, 168
Free Flight DURA TION Bob MeuBer NFFS LIVES times column have prefaced statement Hard times come hard times go survive visible tip National Free Right Society iceberg Free Flight made terrific splurge 1981 1982 fell way behind toward end 1983 No excuses getting back stream hope will stay way awhile Meanwhile mainstream NFFS activities keeps tip iceberg afloat continues NFFS Supplies Plans Publications services management Indoor Champs administration what might turn out cutting edge Free Flight competition Nats unofficial events interaction World Champs ac tivities gosh knows what else Recently have quite few changes management various NFFS activities have questions guys get answers ask right question wrong person wrong question right person arent very likely get right answser right things still dont get right results thenbut thentalk about OK Heres latest NFFS Plans NFFS SuppliesJoe Wagner 12 Cook St Rowayton CT 06853 NFFS Publications except NFFS DigestFred Terzian 4858 Moorpark Ave San Jose CA 95129 NFFS Member ships SubscriptionsDon Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 Free Flight NFFS Digest Material should sent appropriate Con tributing Editor doubt send EditorBob Meuser 4200 Gregory St Oakland CA 94619 An SASE appropriate person will get complete list what available NFFS Plans Supplies Pub lications Membership including sub scription Digest costs $15 year $27 two years USA residents 19 years age over residents other countries USA residents under 19 fee $750 year $1350 two Terrific glue dope According sev 70 Model Aviation George Perryman Giant Speckled Birdwhich built AMA wise designed specifically one-flight-st-dawn Uniimited-Uniimited eventswhich has winning contest record GSB will soon find its way AMA museum Ship spans 72 has 12-in chord 810 sq wing urea prop diameter 32 weight rubber motor 655 oz uses 36 strands 1A-in FAI rubber 51-in long Wait Rozeile photo Heres tour new profile Scale kits Peck-Polymers Stinson L-5 Sentinel Read column typical Baby ROG rise-off-ground model 1929 Plane published American Boy magazine kit available 50# part old AMLA program model built Sherman Gillespie 1929 version did have Fuiton Hungerford spoked wheals eral sources including Ed Lidgard goop know seam cement available air ports luck best glue dope ever f used hold down pinked tape over ribs like fullscale planes recall Thin suit model fancy OK does make good microfilm risk possibly confusing yond repair must mention Terry Rim ert discovered another best-ever glue calle Franldin Home Shop & Craft Glue HSC familiar Franklin Titebond yellow glue HSC isnt just Titebond under different label whi re glue Use straight out bot tle glue dilute 50% water us adhesive high-wet-strength tissues sealer regions around engine apparently compatible just about gunk goop material can imagine using model airplane includ ing fi am Clean-up water no problem unless wait too long try both Humble George does again privileged announce Second An nual N4euser Bemorial Modeler Year Awas d goes George Perryman also recei ed prestigious award last year fact George person has ever won award fact person has ever applied Georges record 83 season included 32 first places 29 & 16 events 11 82 Nats fbw 14 events took nine firsts same 82 three seconds third too shabby Gtorges Giant Speckled Bird noholds-barred Outdoor rubber-power model will soon make its way AMA Museum after relatively short glorious career real life George wind-tunnel model de sign engineer Lockheed job has taken much time time build two new models 83 both lost Cameron engines December 1983 issue told about Cameron engines ing available neglected give com plete address Cameron Pre cision Engineering Co 19401 Rawhide Rd Sonora CA 95370 Phone 209 532-7201 Peck does again Peck-Polymers has troduced series four all-balsa profile Scale models 15- 16-in span pre fabricated easy quick assembly says catalog sheet kits absolutely complete except glue include pre bent wire parts wheels two large sheets instructions Die cut parts pop out sheets ease fit together mini mal trimming Some pieces rather tiny easily overlooked drawing shows parts located sheet Sheetwood colored both sides decals few strokes ball point pen paper cutouts provided models about realistic profile models can get first four models series Citabria Champion Stinson Sentinel L5 Cessna Aerobat Zlin SOL planes available now local hobby shop direct Peck-Polymers May 1984 71 hobby shop does have ask order some Instructions construction rather complete except part says glue ribs bottom wing ribs Continued page 166 Terry Thorkildeen VTOs Ramrods favorite contest ship quarter-century ago Terry flew 14 consecutlvs 5-mm maxes recent Daksrsfleld CA Annual INTRODUCING ThE NEW MEN RC BUZZARD BOMBSHELL M E N s re-creation classic old timer free flight strengthened modified RO meets Society Antique Modelers requirements RC Old Time Competition May flown Free Flight Rudder Only Rudder Eleva tor Rudder/Elevator/Throttle vals will flex actu ated Add bottom blocks hollowing after fitted save weight Glue place sand contours shown cross sections Cut away nose area install engine throttle hookup blind nuts engine scale exhaust link age works smoothly anchor pushrod guides plank top bottom nose wing panels can now slid onto plywood spars fitted fuselage Hook up lead-outs solder per drawings AMA rule book Slide off wing panels fill wing spar holes epoxy slide panels back Align carefully block whole assembly place glue sets top block can now fitted hollowed glued Add rudder assembly along dorsal fin Cut out cabin door give few coats clear dope fill grain Finish inside door match cabin interior Bend door rails tin brass install grooves cut fuselage side Make sure door slides eas ily its track glue tracks place epoxy Build wing struts shown plan Fasten upper end spade bolt wing small 4-40 bolt nut fuselage end drill V4-in-dia hole bottom block fuselage Cut short length /4-in dowel drill hold spade bolt anchor Epoxy spade bolt dowel has set insert hole fuselage glue well dry bolt bottom end strut place Cut windows /32-in clear plas tic Install silicone glue Carve mold windshield heat-form thick plastic install wind shield until after model finished Give fuselage three coats clear dope cover silkspan Build tail wheel assembly brass tube sheet install epoxy Attach flaps ailerons next Note use nylon hinge points mount Drill holes desired angle flaps wings Tape flaps ailerons place spacing out wing fuselage well /32-in other parts taped place oper ation gluing easy hole place drop epoxy hinge Stop check angle same hinges sighting down wing tip Adjust required ep oxy has set remove tape Pin con trols place preferably 0-0 flaps A2 down inboard aileron A2 up outboard will help keep Turbo-Porter level flight Give model several coats clear dope sanding between coats until finish smooth ready paint Mask off windows begin painting After paint has cured go back add trim paint details desire Balance modelyou may sur prised Mine took ail weight bring balance Bind solder lead-out ends adjusting fit handle Check proper throttle control move ment Flying true test model Pick calm day proceed methodically Tune engine adjust throttle smooth response time length engine run Keep notes details future use Turbo-Porter smooth flier Its distinctive lines air impressive hope will enjoy Turbo-Porter much have enjoyed Just watch landings grass long nose makes three-point landings mandatory Thinking Sport Scale competition Add rivets doors cargo drops brakes lights etc should very well FF Duration/Meuser Continued page 71 curved give undercamber sheetwood flat stiff C-grain material dont know novice would took easy route dampened sheetwood strapped tin can about right curvature let sit couple days went together OK Flying instructions better see P K PRODUCTS Specializing Quadra/Zenoah Sales Service PO Box 6226 Hayward CA 94544 Tel 415 581-4277 Eves H & K Superstarters Q-35$2995 Q-50$2995 MAG II$3495 Super Hustler$3495 Zenoab$2995 Tartan Twin$3995 NEW Tartan Twin Muffler Set Allows adjustment carb running $3995 400 RPM increase over stock Coming Soon 5i2fJ& 1/5 SCALE RIG MODEL 62 SPAN NGINE CHANNEL R/C FOR ADVANCE INFO WRITE TO ST CROIX OF PARK FALLS LTD PO Box 2790 Park Falls WI 54552 166 Model Aviation DEALER INQUIRIES IN V/TED ALL ORDERS ADD $50 POSTAGE & HANDLING CALIF RES ADD SALES TAX -MOD-LER- AFFORDABLE MODELING ACCESSORIES SOCKET HEAD SCREWS W/WASHERS NO 02A4-40x 6Pk NO 02B4-40 x 12 Pk NO 0204-40 x 24 Pk NO03A4-40x6Pk NO 03B4-40 x 12 Pk NO 0304-40 x 3/24 Pk NO07A6-32x6Pk NO0786-32xl2Pk NO 07C6-32 x 24 Pk NO08A6-32x16Pk NO 0886-32 x 112 Pk NO 0806-32 x 124 Pk NO 12A NO 128 NO 120 NO 14A NO 148 NO 140 NO 16A NO 168 NO 160 NO 18A NO 188 NO 180 NUTS 4-40 AND 6-32 4-40 Blind 4-40 Blind 4-40 Blind 6-32 Blind 6-32 Blind 6-32 Blind 4-40 Lock 4-40 Lock 4-40 Lock 6-32 Lock 6-32 Lock 6-32 Lock 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk $ 50 $ 90 $175 $ 55 $100 $180 $ 60 $110 $200 $ 75 $120 $220 $ 55 $ .95 $175 $ 65 $110 $195 $ 25 $ 45 $ 75 $ 30 $ 50 $ 85 $125 $210 $400 $150 $250 $450 NYLON WING BOLTS NO26A-20x16Pk NO268-20x1l2Pk NO 260-20 x 1 /224 Pk NO28A-20x26Pk NO288-20x2l2Pk NO 280/3-20 x 224 Pk $1200 less Shipping over $1200 free shipping Ky residents sdd S0/o ssles tax MOD-LER PO BOX 70 MCKEE KY 40447 Write complete price list Dealer inquiries welcome some magazine construction articles no mention such subtleties thrustline-angle adjustment perhaps would going too far sort model Extra goodies plans three-view prototype set rules Flying Aces Club No-Cal Profile event models satisfy cheap $695but what nowadays An excellent way beginner get flavor model aviation great deal effort Peck Polymers PO Box 2498 La Mesa CA 92041 Tomy timers again Providing startlstop function Tomy timer isnt difficult Whats needed something interferes motion es capement pawl want hold will get out wayand stay out way reliablywhen want go Tom Sanders has come up rather neat application notion see sketch wire presses pawl should bent provide enough pressure pawl reliably prevent running takes very little pressurebut much pressure ruin anything wire thin flexible bending get just right pressure razors-edge prob lem outer part wire lever must bent pops detentswhich simply slots plywood faceplate assertively fault can find Toms de sign lack anything will ensure flier starts timer before launching model happens hole accepts wire pin prevents lever being moved go position large red flag tied end pin would go long way toward preventing such pilot error International Ornithopter Postal Contest way hear universe three bil lion years old give take couple years cant vouch firsthand experi ence its what hear may find hard believe 2999999999 years single person entire universe has thought putting Inter national Oruithopter Postal Contestuntil David Erbach went did just last year announced contest February 1983 issue Scores have mailed December results 1 Yamanashi Masahiro Japan630 2 Ki hara Kazumasa Japan622 3 Watson Phillip R Australia536 4 Omata No boru Japan5 14 5 Shibata Joji Japan454 6 Qishi Hiroshi Japan423 7 Deshaye Patrick USA353 8 White Roy USA216 9 McRae Duncan Can adal54 10 Collins Kevin R US Al 53 put flight times perspective have consider following result sort intensity arises members model airplane club decide bear down several members Chicago Aeronuts got flights between four five minutes early Forties highest official AMA record now stands 423 Walter Erbach Open Cat III would have good sixth-place tie Postal Suddenly find Japanese have developed event far beyond anything weve done USA werent aware what about bloody Aussie Aeromodeller magazine England will publish report contest near future perhaps youll see complete discussion drawings top models 1984 NFFS Symposium report hope able present three-view winning model also near future YOUR ~sv GUARANTEED SATISFACTONA GOOD VA COMES WITH BO GRIT CLOTH SANDING BELT THE SANDING BLOCK THAT WEARS BELT Hi Im ART GROSS know some have wondering WHAT IN HELL IS WEDGE LOOK Well will tell isa hand sanding block made out HIGH IMPACT STYREMEIF IT EVER BREAKS WE WILL REPLACE IT FREE uses belts same size 3x18 Electric Hand Sanders might ask WHY use expensive belts instead using cheaper sandpaper block sanding WHY BECAUSE BELTS ARE MORE DEPENDABLE ECONOMICAL DURABLE AND EASIER TO USE glueing tacking clamping pieces sandpaper other block BELT WILL NOT SLIP WRINKLE OR TEAR CAUSING THE MARKING AND GOUGING OF YOUR FINISHED WORK 1-RESIN BONDED BELT WILL GIVE YOU AT LESS COST MORE TROUBLE FREE SANDING THAN 10 sheets regular sandpaper sandpaper sanding block can waste up 44% its sandpaper just fasten itself block BELTS ARE EASILY CHANGED THEY ARE PUT ON AND TAKEN OFF BLOCK WITHOUT DAMAGE SO THEY ARE REUSABLE FOR MANY JOBS SINCE THE BELT IS SO EASILY CHANGED IN SECONDS YOU PICK THE RIGHT BELT TYPE & GRIT SIZE TO MAKE YOUR SANDING JOB EASIER WE THINK THE WEDGE LOCK SANDING BLOCK IS THE BEST YOU CAN BUY BUT WE ALSO KNOW SINCE YOU HAVE NOT USED ONE YOU MIGHT NOT AGREE WE WILL PUT OUR MONEY WHERE OUR MOUTH IS GET ONE AND USE IT AND THEN IFYOU DO NOT AGREE WITH US AND WANT YOUR MONEY BACK WE WILL BE HAPPY TO GIVE IT BACK TO YOU MODELERS ASK YOUR HOBBY SHOP FOR WEDGE LOCK HOBBY SHOP DEALERS ASK YOUR DISTRIBUTORS FOR IT DISTR ART GROSS ENTERPRISES 206 743-9332 $1000 COUPON SPECIAL $1000 Please fill out coupon mailing label circle 3 extra RESIN BONDED BELTS want will send prepaid 1-WEDGE LOCK SANDING BLOCK comes 80 grit cloth belt & 3 RESIN BONDED REPLACEMENT BELTS THIS IS $1400 value $1000 BLOCK -5000 lls @ $200 ea age & handlieg 0 $1000 COUPON SPECIAL S1O00 BELTS ALUMINUM OXIDE 80-100-120150180-220 SILCON CARBIDE 220-280-360-400 FROM ART GROSS ENTERPRISES206 743-9332 12516 MAPLEWOOD AVE EDMONDS WA98020 TO May1984 167 PRECISION BALANCE Heres eqoipment pis need Ii give yeer props tie very iesl balance--balance directions Carelolly crafted trim top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop holes Other sizes available special irder Dealers invited $1795 Add5lSefor HOWARD B HUERL DEPT ntis possge handling Mm 6% scm non No COD Ba, B2 Rn B Mnketa MN 56001 THIS FUEL FEATURES eRUST PREVENTON AGENTS DETERGENTS eLUBRICAllON WITH HIGH FLASH POINTS OWEITING AGENTS FOR MORE EFFICIENT AND DEPENDABLE RJEL FLOW OANTI-FOAMING AGENTS TO PREVENT LEAN RUNS KEEPS YOUR ENGINE RUNNING COOL SAN ODORLESS HIGHLY REFINED FUEL CHILDPROOF LIDS Available FAd 5 10 15 25 & 40% Nitro-Methane Contents Formulated synthetic lubricants Also available castor DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT competition fuel tast becoming THE CHOICE wth top profesionals first cash product Contact us price strLlctures ordering informaiton Manufacturers Major Brand Distributors Model Engines Kits Radios Accessories SUPER K Fuels brand KINGS RADIO CONTROL HOBBIES INTERNATIONAL 3960 West 46 Ave Hialeah Florida 33012 305 557-2024 have swipe Aeromodeller Countless thousands people have asked manage write such crystal clarity Well have finally decided inappropriate deprive world secret longer So goes Half century ago public-speaking instructor told seemed started middle sentence sort mumbled way toward both ends simultaneously tried could never overcome So became mechanical engineer designed special tachment typewriter just start typing typewriter types away first direction other Keep Care packages news items opinions photos etc coming folks help keep life interesting us Remember pay $5 photos published MA Bob Meuser 4200 Gregory St Oakland CA 94619 FF Indoor/Tenny Continued DaQe also proud effortthe state art Omithopter models greatly advanced contest per sonal surprise very light modelsaround gram less flown second place model being lightweights just always seemed mechanism takes such beating must relatively heavy hope able report some details winning models later rubber strippers Last time talking about rubber strippers viewed photos various rotary rubbercutting devices presently-available rotary stripper models expensive produce acceptably accurate strips rub ber consistent width newer models easy set up particular strip width fairly easy work about us po folks photo shows modi fied Bilgri-style stripper cutting three strips pass V4-in flat Pirelli shown scrap balsa wedged between movable guide vertical upright rubber input side keeps rubber flat enters cutting area basic Bilgri-style stripper constructed /4-in Plexiglas smooth reasonably slick original idea use single blade located pro duce two strips approximately equal width whatever size rubber start Another photo shows close-up blades improved version shown first photo particular setup two steel stainless steel single-edge razor blades spaced clamped between stacks varsable-thickness shims multiple blades used way thick re inforcing back must removed PRECISION SAND AND SHAPE With. 4/z Custom Aluminum MINIExtrusion Sanding Block flEWEspecially designed for small sanding jobs i Sander Pack contains 3 sheets assorted die-cut sandpaper Regular lengtI~uu.mm Double length 10 7/8 handy use 217/8 BARbigger jobs truer surfaces Regular - Double KSelf Adhesive Sheet Sandpaper Customize sanding like pros 369x 11 sheets perpack t$24512meijum l2fine 12-superfine / Applied Design Corp 738 Penn Street El Segundo CA 90245 blades order produce predictable re sults must allow thickness blades computing strip width Although example used two blades three blades can used make four strips pass using right technique lowcost stripper will produce excellent uni formity starting strip non uniform width After little practice can get whatever width strip supply shims can produce parent strip non-uniform width outer strips scrap have some used Wakefield motors use technique salvage good inner strip rejecting nicked outer edges Stripper setup actual width strip produced two-blades setup equal thickness blade plus total thickness shim material placed between two blades shims must perfectly flat blades parallel other clamp screw will distort blades tighten same holds true third blade use three blades should plan two center strips being about same width Similarly two outer strips edges parent strip should close same width reason keeping strips close same width pull rubber through blades big difference strip widths causes narrow strip have greater stress uneven stress tries equalize two strips gradually become nearly same width 168 Model Aviation ially formulated chemically balanced fuel top performance minimum engine wear weather condition
Edition: Model Aviation - 1984/05
Page Numbers: 70, 71, 166, 167, 168
Free Flight DURA TION Bob MeuBer NFFS LIVES times column have prefaced statement Hard times come hard times go survive visible tip National Free Right Society iceberg Free Flight made terrific splurge 1981 1982 fell way behind toward end 1983 No excuses getting back stream hope will stay way awhile Meanwhile mainstream NFFS activities keeps tip iceberg afloat continues NFFS Supplies Plans Publications services management Indoor Champs administration what might turn out cutting edge Free Flight competition Nats unofficial events interaction World Champs ac tivities gosh knows what else Recently have quite few changes management various NFFS activities have questions guys get answers ask right question wrong person wrong question right person arent very likely get right answser right things still dont get right results thenbut thentalk about OK Heres latest NFFS Plans NFFS SuppliesJoe Wagner 12 Cook St Rowayton CT 06853 NFFS Publications except NFFS DigestFred Terzian 4858 Moorpark Ave San Jose CA 95129 NFFS Member ships SubscriptionsDon Hughes 8383 Zancanaro Ct Citrus Heights CA 95610 Free Flight NFFS Digest Material should sent appropriate Con tributing Editor doubt send EditorBob Meuser 4200 Gregory St Oakland CA 94619 An SASE appropriate person will get complete list what available NFFS Plans Supplies Pub lications Membership including sub scription Digest costs $15 year $27 two years USA residents 19 years age over residents other countries USA residents under 19 fee $750 year $1350 two Terrific glue dope According sev 70 Model Aviation George Perryman Giant Speckled Birdwhich built AMA wise designed specifically one-flight-st-dawn Uniimited-Uniimited eventswhich has winning contest record GSB will soon find its way AMA museum Ship spans 72 has 12-in chord 810 sq wing urea prop diameter 32 weight rubber motor 655 oz uses 36 strands 1A-in FAI rubber 51-in long Wait Rozeile photo Heres tour new profile Scale kits Peck-Polymers Stinson L-5 Sentinel Read column typical Baby ROG rise-off-ground model 1929 Plane published American Boy magazine kit available 50# part old AMLA program model built Sherman Gillespie 1929 version did have Fuiton Hungerford spoked wheals eral sources including Ed Lidgard goop know seam cement available air ports luck best glue dope ever f used hold down pinked tape over ribs like fullscale planes recall Thin suit model fancy OK does make good microfilm risk possibly confusing yond repair must mention Terry Rim ert discovered another best-ever glue calle Franldin Home Shop & Craft Glue HSC familiar Franklin Titebond yellow glue HSC isnt just Titebond under different label whi re glue Use straight out bot tle glue dilute 50% water us adhesive high-wet-strength tissues sealer regions around engine apparently compatible just about gunk goop material can imagine using model airplane includ ing fi am Clean-up water no problem unless wait too long try both Humble George does again privileged announce Second An nual N4euser Bemorial Modeler Year Awas d goes George Perryman also recei ed prestigious award last year fact George person has ever won award fact person has ever applied Georges record 83 season included 32 first places 29 & 16 events 11 82 Nats fbw 14 events took nine firsts same 82 three seconds third too shabby Gtorges Giant Speckled Bird noholds-barred Outdoor rubber-power model will soon make its way AMA Museum after relatively short glorious career real life George wind-tunnel model de sign engineer Lockheed job has taken much time time build two new models 83 both lost Cameron engines December 1983 issue told about Cameron engines ing available neglected give com plete address Cameron Pre cision Engineering Co 19401 Rawhide Rd Sonora CA 95370 Phone 209 532-7201 Peck does again Peck-Polymers has troduced series four all-balsa profile Scale models 15- 16-in span pre fabricated easy quick assembly says catalog sheet kits absolutely complete except glue include pre bent wire parts wheels two large sheets instructions Die cut parts pop out sheets ease fit together mini mal trimming Some pieces rather tiny easily overlooked drawing shows parts located sheet Sheetwood colored both sides decals few strokes ball point pen paper cutouts provided models about realistic profile models can get first four models series Citabria Champion Stinson Sentinel L5 Cessna Aerobat Zlin SOL planes available now local hobby shop direct Peck-Polymers May 1984 71 hobby shop does have ask order some Instructions construction rather complete except part says glue ribs bottom wing ribs Continued page 166 Terry Thorkildeen VTOs Ramrods favorite contest ship quarter-century ago Terry flew 14 consecutlvs 5-mm maxes recent Daksrsfleld CA Annual INTRODUCING ThE NEW MEN RC BUZZARD BOMBSHELL M E N s re-creation classic old timer free flight strengthened modified RO meets Society Antique Modelers requirements RC Old Time Competition May flown Free Flight Rudder Only Rudder Eleva tor Rudder/Elevator/Throttle vals will flex actu ated Add bottom blocks hollowing after fitted save weight Glue place sand contours shown cross sections Cut away nose area install engine throttle hookup blind nuts engine scale exhaust link age works smoothly anchor pushrod guides plank top bottom nose wing panels can now slid onto plywood spars fitted fuselage Hook up lead-outs solder per drawings AMA rule book Slide off wing panels fill wing spar holes epoxy slide panels back Align carefully block whole assembly place glue sets top block can now fitted hollowed glued Add rudder assembly along dorsal fin Cut out cabin door give few coats clear dope fill grain Finish inside door match cabin interior Bend door rails tin brass install grooves cut fuselage side Make sure door slides eas ily its track glue tracks place epoxy Build wing struts shown plan Fasten upper end spade bolt wing small 4-40 bolt nut fuselage end drill V4-in-dia hole bottom block fuselage Cut short length /4-in dowel drill hold spade bolt anchor Epoxy spade bolt dowel has set insert hole fuselage glue well dry bolt bottom end strut place Cut windows /32-in clear plas tic Install silicone glue Carve mold windshield heat-form thick plastic install wind shield until after model finished Give fuselage three coats clear dope cover silkspan Build tail wheel assembly brass tube sheet install epoxy Attach flaps ailerons next Note use nylon hinge points mount Drill holes desired angle flaps wings Tape flaps ailerons place spacing out wing fuselage well /32-in other parts taped place oper ation gluing easy hole place drop epoxy hinge Stop check angle same hinges sighting down wing tip Adjust required ep oxy has set remove tape Pin con trols place preferably 0-0 flaps A2 down inboard aileron A2 up outboard will help keep Turbo-Porter level flight Give model several coats clear dope sanding between coats until finish smooth ready paint Mask off windows begin painting After paint has cured go back add trim paint details desire Balance modelyou may sur prised Mine took ail weight bring balance Bind solder lead-out ends adjusting fit handle Check proper throttle control move ment Flying true test model Pick calm day proceed methodically Tune engine adjust throttle smooth response time length engine run Keep notes details future use Turbo-Porter smooth flier Its distinctive lines air impressive hope will enjoy Turbo-Porter much have enjoyed Just watch landings grass long nose makes three-point landings mandatory Thinking Sport Scale competition Add rivets doors cargo drops brakes lights etc should very well FF Duration/Meuser Continued page 71 curved give undercamber sheetwood flat stiff C-grain material dont know novice would took easy route dampened sheetwood strapped tin can about right curvature let sit couple days went together OK Flying instructions better see P K PRODUCTS Specializing Quadra/Zenoah Sales Service PO Box 6226 Hayward CA 94544 Tel 415 581-4277 Eves H & K Superstarters Q-35$2995 Q-50$2995 MAG II$3495 Super Hustler$3495 Zenoab$2995 Tartan Twin$3995 NEW Tartan Twin Muffler Set Allows adjustment carb running $3995 400 RPM increase over stock Coming Soon 5i2fJ& 1/5 SCALE RIG MODEL 62 SPAN NGINE CHANNEL R/C FOR ADVANCE INFO WRITE TO ST CROIX OF PARK FALLS LTD PO Box 2790 Park Falls WI 54552 166 Model Aviation DEALER INQUIRIES IN V/TED ALL ORDERS ADD $50 POSTAGE & HANDLING CALIF RES ADD SALES TAX -MOD-LER- AFFORDABLE MODELING ACCESSORIES SOCKET HEAD SCREWS W/WASHERS NO 02A4-40x 6Pk NO 02B4-40 x 12 Pk NO 0204-40 x 24 Pk NO03A4-40x6Pk NO 03B4-40 x 12 Pk NO 0304-40 x 3/24 Pk NO07A6-32x6Pk NO0786-32xl2Pk NO 07C6-32 x 24 Pk NO08A6-32x16Pk NO 0886-32 x 112 Pk NO 0806-32 x 124 Pk NO 12A NO 128 NO 120 NO 14A NO 148 NO 140 NO 16A NO 168 NO 160 NO 18A NO 188 NO 180 NUTS 4-40 AND 6-32 4-40 Blind 4-40 Blind 4-40 Blind 6-32 Blind 6-32 Blind 6-32 Blind 4-40 Lock 4-40 Lock 4-40 Lock 6-32 Lock 6-32 Lock 6-32 Lock 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk 6 Pk 12 Pk 24 Pk $ 50 $ 90 $175 $ 55 $100 $180 $ 60 $110 $200 $ 75 $120 $220 $ 55 $ .95 $175 $ 65 $110 $195 $ 25 $ 45 $ 75 $ 30 $ 50 $ 85 $125 $210 $400 $150 $250 $450 NYLON WING BOLTS NO26A-20x16Pk NO268-20x1l2Pk NO 260-20 x 1 /224 Pk NO28A-20x26Pk NO288-20x2l2Pk NO 280/3-20 x 224 Pk $1200 less Shipping over $1200 free shipping Ky residents sdd S0/o ssles tax MOD-LER PO BOX 70 MCKEE KY 40447 Write complete price list Dealer inquiries welcome some magazine construction articles no mention such subtleties thrustline-angle adjustment perhaps would going too far sort model Extra goodies plans three-view prototype set rules Flying Aces Club No-Cal Profile event models satisfy cheap $695but what nowadays An excellent way beginner get flavor model aviation great deal effort Peck Polymers PO Box 2498 La Mesa CA 92041 Tomy timers again Providing startlstop function Tomy timer isnt difficult Whats needed something interferes motion es capement pawl want hold will get out wayand stay out way reliablywhen want go Tom Sanders has come up rather neat application notion see sketch wire presses pawl should bent provide enough pressure pawl reliably prevent running takes very little pressurebut much pressure ruin anything wire thin flexible bending get just right pressure razors-edge prob lem outer part wire lever must bent pops detentswhich simply slots plywood faceplate assertively fault can find Toms de sign lack anything will ensure flier starts timer before launching model happens hole accepts wire pin prevents lever being moved go position large red flag tied end pin would go long way toward preventing such pilot error International Ornithopter Postal Contest way hear universe three bil lion years old give take couple years cant vouch firsthand experi ence its what hear may find hard believe 2999999999 years single person entire universe has thought putting Inter national Oruithopter Postal Contestuntil David Erbach went did just last year announced contest February 1983 issue Scores have mailed December results 1 Yamanashi Masahiro Japan630 2 Ki hara Kazumasa Japan622 3 Watson Phillip R Australia536 4 Omata No boru Japan5 14 5 Shibata Joji Japan454 6 Qishi Hiroshi Japan423 7 Deshaye Patrick USA353 8 White Roy USA216 9 McRae Duncan Can adal54 10 Collins Kevin R US Al 53 put flight times perspective have consider following result sort intensity arises members model airplane club decide bear down several members Chicago Aeronuts got flights between four five minutes early Forties highest official AMA record now stands 423 Walter Erbach Open Cat III would have good sixth-place tie Postal Suddenly find Japanese have developed event far beyond anything weve done USA werent aware what about bloody Aussie Aeromodeller magazine England will publish report contest near future perhaps youll see complete discussion drawings top models 1984 NFFS Symposium report hope able present three-view winning model also near future YOUR ~sv GUARANTEED SATISFACTONA GOOD VA COMES WITH BO GRIT CLOTH SANDING BELT THE SANDING BLOCK THAT WEARS BELT Hi Im ART GROSS know some have wondering WHAT IN HELL IS WEDGE LOOK Well will tell isa hand sanding block made out HIGH IMPACT STYREMEIF IT EVER BREAKS WE WILL REPLACE IT FREE uses belts same size 3x18 Electric Hand Sanders might ask WHY use expensive belts instead using cheaper sandpaper block sanding WHY BECAUSE BELTS ARE MORE DEPENDABLE ECONOMICAL DURABLE AND EASIER TO USE glueing tacking clamping pieces sandpaper other block BELT WILL NOT SLIP WRINKLE OR TEAR CAUSING THE MARKING AND GOUGING OF YOUR FINISHED WORK 1-RESIN BONDED BELT WILL GIVE YOU AT LESS COST MORE TROUBLE FREE SANDING THAN 10 sheets regular sandpaper sandpaper sanding block can waste up 44% its sandpaper just fasten itself block BELTS ARE EASILY CHANGED THEY ARE PUT ON AND TAKEN OFF BLOCK WITHOUT DAMAGE SO THEY ARE REUSABLE FOR MANY JOBS SINCE THE BELT IS SO EASILY CHANGED IN SECONDS YOU PICK THE RIGHT BELT TYPE & GRIT SIZE TO MAKE YOUR SANDING JOB EASIER WE THINK THE WEDGE LOCK SANDING BLOCK IS THE BEST YOU CAN BUY BUT WE ALSO KNOW SINCE YOU HAVE NOT USED ONE YOU MIGHT NOT AGREE WE WILL PUT OUR MONEY WHERE OUR MOUTH IS GET ONE AND USE IT AND THEN IFYOU DO NOT AGREE WITH US AND WANT YOUR MONEY BACK WE WILL BE HAPPY TO GIVE IT BACK TO YOU MODELERS ASK YOUR HOBBY SHOP FOR WEDGE LOCK HOBBY SHOP DEALERS ASK YOUR DISTRIBUTORS FOR IT DISTR ART GROSS ENTERPRISES 206 743-9332 $1000 COUPON SPECIAL $1000 Please fill out coupon mailing label circle 3 extra RESIN BONDED BELTS want will send prepaid 1-WEDGE LOCK SANDING BLOCK comes 80 grit cloth belt & 3 RESIN BONDED REPLACEMENT BELTS THIS IS $1400 value $1000 BLOCK -5000 lls @ $200 ea age & handlieg 0 $1000 COUPON SPECIAL S1O00 BELTS ALUMINUM OXIDE 80-100-120150180-220 SILCON CARBIDE 220-280-360-400 FROM ART GROSS ENTERPRISES206 743-9332 12516 MAPLEWOOD AVE EDMONDS WA98020 TO May1984 167 PRECISION BALANCE Heres eqoipment pis need Ii give yeer props tie very iesl balance--balance directions Carelolly crafted trim top grade materials BUBBLE BALANCER accomodates 3/161/49/32 prop holes Other sizes available special irder Dealers invited $1795 Add5lSefor HOWARD B HUERL DEPT ntis possge handling Mm 6% scm non No COD Ba, B2 Rn B Mnketa MN 56001 THIS FUEL FEATURES eRUST PREVENTON AGENTS DETERGENTS eLUBRICAllON WITH HIGH FLASH POINTS OWEITING AGENTS FOR MORE EFFICIENT AND DEPENDABLE RJEL FLOW OANTI-FOAMING AGENTS TO PREVENT LEAN RUNS KEEPS YOUR ENGINE RUNNING COOL SAN ODORLESS HIGHLY REFINED FUEL CHILDPROOF LIDS Available FAd 5 10 15 25 & 40% Nitro-Methane Contents Formulated synthetic lubricants Also available castor DEALERS WANTED DOMESTIC & OVERSEAS WE EXPORT competition fuel tast becoming THE CHOICE wth top profesionals first cash product Contact us price strLlctures ordering informaiton Manufacturers Major Brand Distributors Model Engines Kits Radios Accessories SUPER K Fuels brand KINGS RADIO CONTROL HOBBIES INTERNATIONAL 3960 West 46 Ave Hialeah Florida 33012 305 557-2024 have swipe Aeromodeller Countless thousands people have asked manage write such crystal clarity Well have finally decided inappropriate deprive world secret longer So goes Half century ago public-speaking instructor told seemed started middle sentence sort mumbled way toward both ends simultaneously tried could never overcome So became mechanical engineer designed special tachment typewriter just start typing typewriter types away first direction other Keep Care packages news items opinions photos etc coming folks help keep life interesting us Remember pay $5 photos published MA Bob Meuser 4200 Gregory St Oakland CA 94619 FF Indoor/Tenny Continued DaQe also proud effortthe state art Omithopter models greatly advanced contest per sonal surprise very light modelsaround gram less flown second place model being lightweights just always seemed mechanism takes such beating must relatively heavy hope able report some details winning models later rubber strippers Last time talking about rubber strippers viewed photos various rotary rubbercutting devices presently-available rotary stripper models expensive produce acceptably accurate strips rub ber consistent width newer models easy set up particular strip width fairly easy work about us po folks photo shows modi fied Bilgri-style stripper cutting three strips pass V4-in flat Pirelli shown scrap balsa wedged between movable guide vertical upright rubber input side keeps rubber flat enters cutting area basic Bilgri-style stripper constructed /4-in Plexiglas smooth reasonably slick original idea use single blade located pro duce two strips approximately equal width whatever size rubber start Another photo shows close-up blades improved version shown first photo particular setup two steel stainless steel single-edge razor blades spaced clamped between stacks varsable-thickness shims multiple blades used way thick re inforcing back must removed PRECISION SAND AND SHAPE With. 4/z Custom Aluminum MINIExtrusion Sanding Block flEWEspecially designed for small sanding jobs i Sander Pack contains 3 sheets assorted die-cut sandpaper Regular lengtI~uu.mm Double length 10 7/8 handy use 217/8 BARbigger jobs truer surfaces Regular - Double KSelf Adhesive Sheet Sandpaper Customize sanding like pros 369x 11 sheets perpack t$24512meijum l2fine 12-superfine / Applied Design Corp 738 Penn Street El Segundo CA 90245 blades order produce predictable re sults must allow thickness blades computing strip width Although example used two blades three blades can used make four strips pass using right technique lowcost stripper will produce excellent uni formity starting strip non uniform width After little practice can get whatever width strip supply shims can produce parent strip non-uniform width outer strips scrap have some used Wakefield motors use technique salvage good inner strip rejecting nicked outer edges Stripper setup actual width strip produced two-blades setup equal thickness blade plus total thickness shim material placed between two blades shims must perfectly flat blades parallel other clamp screw will distort blades tighten same holds true third blade use three blades should plan two center strips being about same width Similarly two outer strips edges parent strip should close same width reason keeping strips close same width pull rubber through blades big difference strip widths causes narrow strip have greater stress uneven stress tries equalize two strips gradually become nearly same width 168 Model Aviation ially formulated chemically balanced fuel top performance minimum engine wear weather condition