IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also FLYWITCH airplanes available under Geld Air label fine Fred Meyer stores FLYWITCIf CO 2107 ir cOMH0NWSdLTH 475 STE 361 ALJfAMBRA CA 91803 818 3008440 FAX 3008576 THE BEST WAY TO lET THE DETAILS IS TO JOIN THE CLUB Satisfaction Guaranteed Iqurm EA Y Ii II I 511710 Pkg 24 $295 THE HIGH-TECH HINGE DESIGNED FOR THE CYANOACRYLATE AGE Easier install other hinge No gouging1 picking messy epoxies Simply cut single knife slot hinge slide hinges e apply tew drops favorite CA glue re donei SUPER FAST SUPER EASY SUPER STRONG 7 e4t ia9e4 /oa e4a MFG CO INC.401-7 So Front St.Montezuma IA 50171 623-5154 Its Easy WithA ING Safety Starter Safe one-push starting Recommended John Prestons Safety Comes First column Mode/A vat/on Nov 90 Easy assemble battery starter PATENT 0ING See ACE R/C dealer sand check money order KRANKING Safety Starters RO Box 2563 Beaumont Texas 77704 Add $700 packaging shipping UPS Texas residents add 825% sales tax Somehow idea must have flaw accustomed using 20% fuel use 10% such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 Boorb$56 06 C9Ob P-SE Fl$68.lC IIPge 0600 Eoor$6S ob4ed Vego 535 6519 Choo Clippel 566. 76 000194 GE H $56 900 Choo Clippel $80 90 Mo110000Pe SpOIl 554.68 Meoll W4,loiod $43 ED Hell DPI toildog $58 -68 Rpo11 Noo oc 546 lD7AeIooooC35P1$4860E8ol1o11000001 $44 61 DogIo 738 04 $34 77 1o0 Sedon 535 22 Dogl0o 038 04558 .73 SAM oh Soork 562 96 Peg, COIl Boo55O6S M Mo1oode B 26562 171 0011111 BiD 801114544 8106 Mogolo 86550 011IO WW 9oo$52l08 08 Moogo 60 4DtrS E 5311 Goho pilCo 548 68 $101 PTl7KopdeI$59. 96CoI Goohk PliCO $6099 9816W doo P61 $75 96 0800 Corel Roo$44 71 SOog DC 2 7 550 o0IMIM0IIigOIl 544 90 Doog DC 37011 564 96 HoolMI Mollgoo$56.EO Hoolo Deeooo 6380116 P266 P11 $45 108 Co020l 6E6S$6B 16 86 Eon,8 P296 P1 $58. 00 Dooglo MO Mol$32 69 WolO -6 Cooo $44 68 811101 Bolldog Fl 544 66 Eeooh C17B Slog 544 59 Booo8oo5IOLA 548 96 Eeeoh 17-8 Sl0g$56 10701111 EeIo 889558. ~I115 55 Look 11 Eleooo $3873 9ool Al 6000 534 ook II 8110 $46 107 MOII 1181 801111 538 62 Slilleoll OW S87 $45 91 81 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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such limited supply wouldnt problem would Finally I just include Santa photo Dick Gibbs since December issue time traditional Merry Christmas Happy New Year I] responding advertisers mention read about Model Aviation MEYS HI TECH HOBBY INC AcuScaleAccu rately Scaled R/C Al rcraft 1/10 Scale A-6 Intruder 1/16 Scale B-17 Electric Spnn 636 Length 655 ht iOta 12 lbs Fiberglass Fase & Wing Skigs Molded Grey Farmers Instelled chable Wings & Stab Vacafarmed Cnnapy Scoops Pylons nod Morel Uses Dynamos Fan72 91 Size Engine Intro Price35O Spon 7775 Length 56 Converted Gas Fiberglass Fuse Cares w/Molded Fiberglass Skins Precet Farmers Vacef armed Cowlings Mach 4/IS Motors Intro Price425 Coming Soon. Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat
Edition: Model Aviation - 1991/12
Page Numbers: 36, 37, 107, 109, 111, 113, 114, 115
IDYLLIC Thats what would call Sunday story written late such evening July spent today noncompetitive fun-fly held new buffalo-grass flying field Clearwater Kansas What truly wondrous day Light variable winds pushed growing puffy cumulus clouds around bright blue sky temperature ideal lots good old fun Around 40 fliers immediate area brought over 70 model airplanes just flew flew conceivable sort fixed-wing RC model quarter scale 10 cu inwas handled fliers 14 years old retirees skills ranging from raw beginner Master Pattern diverse factors blended glorious fun-filled day have hunch Ive described picture duplicated least hundred other areas country today hope opportunity get out friends fly fun today just did Clearwater Semantics again visiting other day flying buddy some 40 years occurred us silly terms lifting airfoil lifting tail After arent airfoils lifting Perhaps writers guilty redundancy really intending say high-lift Weve seen lifting airfoil used reference what reality undercambered airfoils Ive guilty referring flat-surfaced stabilizer nonlifting also technically incorrect Any surface will lift moves through fluid sufficient velocity Consider examples Frisbee flying stop sign way readers have written very positive things about way-back-when photos stories Ill continue blending old new long receive appropriate material Bob File Columbus Ohio kind enough share some very interesting material built KG-i drawings enlarge course 36 Model Aviation Dr DB Mathews Flying Fun 909 N Maize Rd Townhouse 734 Wichita KS 67212 Eut Tileston displays ultramodern 100-in-span flying wing background lullscale Design Fly homebuilt modified Whitman Taliwind wiiey rosi wipe aevewpu rum kota Wagner Power radii b File KG-i 10-ft onepiece wing dont often see modelers dressed Sunday best days appeared Model Airplane News April 1935 As readers aware collaboration between Joe Kovel Charles H Grant editor MAN KG-l first gasengine design published Files version built primarily hardwood strip balsa sheet covered silk nitrate dope purchased local airport original power model Baby Cyclone 35 cu Since KG-l weighed seven pounds Baby Cyke could get model altitude about 200 ft after hand launch Picture handlaunching underpowered 10-footer Baby Cyclone subsequently replaced larger powerful Brown Junior combination carried 1936 Detroit Nationals crate cars rumble seat shown photo However Bob Files first Nationals File set national record Towline Gliders 1934 Akron Ohio Nationals design published MAN February 1935 accompanying article tied Goodyear dirigible hanger story Quoting story 51055iIT DWMa ij Bit atiiiI~ u.003 ati LSUS B III OiUIAOCiiS CAg5 Top VIW 0 LA f 5 4 Li sat. ~L 00 m o ci. tttS 0fl i CaliCiatNj TAnNIN tQ SIDE VIEW -0 ci- 055 4LAoI Ecu g. WORLDS RECORD OLIDOR OffIClat uSES U Cm IS SEC/NA iii sNO.0 JUNE INtESA PSEESEIC O PLOfl Y iOE PILE COtS 0 SCALE CINi Bob Files record-holding towline glider Universal Model Airplane News February 1935 noticed rising air currents around windward side Zep Dock model towed up altitude about 80 ft released soon over top dock climbed altitude about 500 ft took off cross-country far edge airport Thereafter soon disappeared clouds couple interesting points obvious encounter ridge lift off huge hangar dock fact back timer could follow model hot pursuit Since Files Glider relatively small 36-in wingspan obvious could have kept sight otherwise since its flight timed 23 minutes 13 seconds cant help being impressed incredible size Goodyear blimp dock photo company buildings Akron Ohio Navy dirigible docks Lakehurst New Jersey San Diego California elsewhere large rain clouds would drift through open doors rain would fall inside put size perspective dirigibles building built house Continued page 107 December 1991 37 Heres recent photo Bob Files 1935 Baby Cyclone KG-i still has See does fly Last February think Ever wonder what Santa Claus does during off season Actually its Dick Gibbs York Pennsylvania Kioud King Model Aviation Dick writes Electric Flight column Flying Models Left huge buildingthe oid Goodyear Zep Dock Compare sizes cars first floor windows tor perspective Rain clouds re ported have formed rafters photo right see Bob File L Fred Gesling way 1936 Detroit Nationals 10-ft wing Files KG-i box top car fuselage hanging out trunk 1931 Model Ford coupe Metric Remember USA its way becoming metric country step rest world What happened anyway Paris must able understand meters kmph jet engines produce thrust measured kN Sometimes English equivalent can found usually its up either translate think metric Converting can tedious youre about buy gas costs 529 French francs per liter want know thats bargain isnt way since works out around $340 gallon Ugh Spottersand other airplane nuts During week Paris Air Show supposedly restricted industry people press So come place full guys notebooks binoculars Somehow dedicated European enthusiast has figured out get through gate days crowds low airplanes seen photographed hobbyist will find way After seven decades running Paris Air Show French know flair much efficiency can expected such huge event Most things go off schedule although some gates dont open theyre supposed displays thoroughly professional long-prepared announcements sales made schedule show didnt work well wouldnt continue grow next editionnumber 40is planned June 10-20 1993 same venue International political economic developments will partly determine whats display As always however show will big bright loaded very latest aerospace world including some designs have never shown beforeD Flying Fun/Mathews Continued page 37 times larger blimps flown over football games today Good grief Can believe happened 57 years ago examining construction article Files Towline Glider astonished discover stab mounted inverted curved portion airfoil bottom Folks OldTimer designs will quickly grasp significance inversion Most us have thought inverting stab peculiar Sal Taibi Pacer 1940 didnt notice time contact Bob File explanation Sal has often said did no apparent reason Pacer likely just coincidencebut very interesting Bob File says stopped building ThkeA Load Off needs carry around deadweight Sullivan Skylite Its lightest conventional style wheel can buy Engineered unique foam core thin tough rubber skin Skylite cuts weight conventional wheel about half So can take off easier fly longer maneuver better Whats Skylites rugged build hand[es repeated take-offs landings bit well its heftiest competitors never fails spring back round atter long model sits runway workbench So youve thinking about taking off weight talk dealer about seeingPRODUCTS light Skylite isP0 Box5166 BaltimoreMD 21224 Getting Better Ideas Off Ground models 1940 retired job 1980 got back hobby Kadet Senior Playboy truly astonishing former modelers returning modeling after being away years finding fun ever before Something easy made difficult Ive recently noticed several magazine features showing use sharpened sawedged piece brass tubing cut slots sheet balsa parts pushrod exits will certainly work wonder complexity Ive using 6- 12-in drills successfully years So make own such drills easily obtainable several sources including Ace R/C mark center exit drill through perpendicular surface lay drill out angle want rod have develops hole flared inside front outside back Its neat simple effective pushrod nylon-tubewithin-a-tube type roughen exterior outer tube course sandpaper hold tubing against fuselage side thick CyA glue After adhesive has set excess tubing cut flush sanded makes neat exit stable proper angle avoid binding pushrod Continued page 109 December 1991 107 Flying Fun/Mathews Continued page 107 Speaking pushrods inner portion nylon tube-in-a-tube pushrods terribly flexible must very careful does flex under air loads frankly no longer use inner portion have switched using sections 30-in threaded rod solder link servo end adjustable link control horn end Putting fuselage crossbrace six inches along pushrods length will usually give very solid nonflexing arrangement flexible nylon inner portion used should definitely use longer section threaded rod both ends brace mid-portion setup well can deflect rods finger too soft will problem trying aerobatics Eut Tileston man has uncanny ability find obscure Old-Timer designs turn winners ran photos years ago Euts fleet New Cyclone Lancers various sizes Most us dismissed design cute sport Free Flight Eut built won event after event some believe Euts success might have something superb craftsmanship flying rather just power plane selection Regardless reasons remains consistant winner SAM Society Antique Modelers events looked photo flying wing accepted ultramodern design Gotchya model Frank Zaic Jasco kit 1946 Eut doubled its original 50-in span added radio course nonetheless 45-year-old design truly amazing speaks well genius Frank Zaic wit Compare wing contemporary Bird Time RC Sailplane Thermic series pumped up Gordon Codding Kingman Arizona shares really odd power plant us Compressed-air motors popular 1930s use models fell between rubberpowered internal-combustion units placement similar CO2 power units today go again Arent air steam CO2 gases arent theses devices also gas-powered motors Hmmrn matter motors convert energy motion places propeller converts motion work become engines definition compressed-air motor runs much like steam engine compressed gas released top piston pushing down until gas escapes case compressed gas generated boiling Now Ultra-Light SkyLites Have Become Big Wheels Now bigger planes can have same light-wheel advantages smaller p lanes enjoy Because now re making SkyLite Wheels bigger too Available four new sizes 3112-#879 4-#881 4112-#882 5-#883 theyre lighter inflatables Yet urethane rubber tread foam-center design just like other sizes Which means tire cant roll offthe rim theres low bounce no compression set no need inflate tires buy tire pump So liten up already Pick up pair S kyLites fIausi Pa Box 5166 Baltimore MD 21224 Getting Better Ideas Off Ground water pumping large cylindrical tank full atmospheric air using large tire pump tanks usually made shim brass wound wire strength safety since withstand about 100 psi motors simple quiet relatively inexpensive Unfortunately much power available necessitating model designs rather large light Compressed-air events still flown some SAM-type contests Joe Ott compressed-air unit pictured has -in bore three cylinders Gordon tell cylinders lipstick tubes pistons lightweight aluminum connecting rods thick bronze spring material crankcase made same brass cylinders brass threefingered spider holds cylinders open configuration lightness crankshaft fabricated piece aluminum tubing steel center shaft front propeller Only shaft threaded suggesting use rather thin bentwood props accordance use what have engineering approach prop shaft nuts fore aft binding posts 1 /2-volt doorbell batteriesthe kind used modelers years booster starting batteries ignition engines entire unit weighs just under two Continued page 111 December 1991 109 Flying Fun/Mathews Continued page 109 ounces said swing 15-in prop 18- 20-in pitch specifications almost identical props used Wakefield rubber jobs same period John Worth reported imported compressed-air motor magazine long ago indicating some interesting results modem approach old concept uses plastic soft drink bottle its air-storage tank era Joe Ott unit soda came returnable glass bottles Lots us raised 10 cents purchase Comet Whitman kits scrounging up empty glass bottles ditches alleys returning store deposit folks required pay days As matter interest landfills vacant lots werent littered aluminum plastic soft drink bottles kids Think might lesson What 005 Its since us have seen term used hasnt benefit have never known joy Free Flight 005 means out sight Such situation occurs model falls dethermalize hangs up such huge thermal simply wont come down just flies off up until its O0S everyone has lost model airplane sight permanently dedicate following Canard Papers Tom Chipley Canard ke-nardn false story report rumor usually derogatory hoax French duck. le arthow true true said someplace heart great African grassland place ground covered ivory skeletons elephants finally used up allotted time Great Grass Eden meplace known elephants go die also said oaly myth Elephants asked remain stoically silent subject As much younger person built free-flew tissue-covered models usually powered Cox 049 engines throttle set very low speed since planes usually fairly light never heard dethermalizers age impatient impetuous would shop hurriedly kit could afford looked like right amount wing area hustle home bus run bus stop house about 34 mile me seemed much longer begin pinning balsa down plans did know about waxed paper protect mply cut glued structure paper sufficiently dry handle would blow Testors #2 i eleyl * c 5-fiiei glue until hyperventilated got dizzy model finished what considered finished would carry fuselage wing separately bicycle usually falling over breaking either major aircraft component large grass-and-broom-straw field about mile house would find relatively clear area start little Cox twist needle valve out until engine spluttered put plane ground pointed wind let go hope best days very lucky would have built enough warpage flight surfaces little plane would fly circles both climb glide would actually return field ose enough Occasionally however would have done things right change plane would rise off ground climb strong straight wind come way Atlantic Ocean occasion carried spirit gull pelican albatross lift guide youthful sprite air After few seconds really going well ne would lean out ship would climb vengeance until trouble finding against blue sky would gone sound sight ne worldperhaps another Continued page 113 December 1991 111 Batteries/4OV@4 FEATURES SUSPENDED ELECTROLYTE CYCLE FLOAT OPTIONS DISCHARGE RATE LEAK PROOF NO POLARITY CHANGE ACT RUGGED EXTENDED SHELF LIFE EASY HANDLING WE ARE SHOOTING DOWN HIGH BALSA PRICES WITH SUPER QUALITY CUSTOM CUT CONTEST BALSA Sheets Piece ed Close Tolerances AAA Grade Dried ped 100% Satisfaction Guaranteed Direct Only BALSA SHUTS 36 45 e 1/16x233 3/32o240 1/9x243 3/16x249 l/4o256 1/32337 1120x337 1/163374931 3/32 x 3445837 118x3557445 3/163638455 1/4x3759861 5116x387115 3/8x39012871 112x3114160 3/4o3170200 1/164587648 3/32o4729756 1/8x48210966 3/16o49612675 1/4o411513984 3/8x4170235144 112o4235273200 MATCHED SHEETS 42 3/324109 1/8 x4129 3/16x4144 1/4 n4155 BALSA STICKS 1/16 1/4 1/16x3/8 1/15 1/2 3/32x1/4 3/32x3/8 3/32x1/2 1/8 1/8 1/8 1/4 1/8 3/8 1/8x1/2 3/163/16 3/16o3/8 3/16s1/2 1/401/4 1/4x3/8 1/4s1/2 1/43/4 1/41 5/16e5/16 3/8 o3/8 3/8o1/2 3/8 s3/4 3/8x1 1/21/2 1/2o3/4 1/2o1 5/8 x5/8 3/4 o3/4 3648 10 11 15 12 13 17 09 1218 1319 1824 1219 1821 2231 1826 2128 2232 3445 4257 2330 2939 3349 4458 5473 3855 4866 6082 5270 7598 BALSA HOT LINE CoIl 806745 6394 10. 6pmCentrslTmme w BALSA TRIANGLES 36 141425 383830 121235 343445 59 BALSA PLANKS36 11190 1,2157 13219 14293 1103302 11124396 22231 23339 24475 33515 354715 TAPERED SHEETS36 14265 14390 39269 3/9399 123120 LONE STAN EPOXY SozList 999 Sm/n600 15 rn/n600 30 rn/n600 a serious modeler want performance must try 4-6 lb balsa LIGHT 4-6 LB WOOD30 1132392 1120392 1119392 3132374 118391 31163195 1/43125 3/83190 103199 3/43399 13429 1/19499 3/324119 1/94135 31164197 1/44189 3/94299 TRAILING EDGE 36 1/4132 5/1911/439 3911244 2275 INSTANT CL UE 1 oz Thick300 1 oz Thin300 2 oz Thick550 2oz Thin550 BASS WOOD48 3/193/1926 319 1/439 3/163/939 3/19 1/249 3/163460 1/41/442 1/43/949 1/43/490 3/93/990 3/91/270 3/93/490 121/290 123/4100 BUNDLEOEALS 20-1/16338699 20-1/1 6o4361035 20-3/32o3o36875 1 5-3/32x436955 15-1/8o336750 10-1/8o436695 1 5-3/16338940 10-3/16o4o36835 10-1/4o336655 10-1/4o4o361050 1 0-3/8o3x38890 5-3/8o4o36655 5-1/2336540 5-1/2o4x361110 1Q-/32448930 51 /8x4s45525 53/16x448620 5-1/4448680 * NEW * Hundreds new sizes accessories finishing materials Send #10 SASE latest catalog SPRUCE STICKS 3648 I/B 1/91720 1/9 142029 1/9 3/92232 3/163/192939 14 1/43400 1/4 3/94055 1/4 1/24565 3/8 0 3/94999 3/81/26077 1/2 1/29689 1/23/47597 SPRUCE TRIANGLES 3/93/9 1/21/2 3/4 3/4 HARD MAPLE 143/9 39 3/9 3/9 12 3/8 34 2 34 BIRCH DOWELS 19 316 14 016 3/9 IS 40 40 hO 59 69 36 50 20 32 SPa V3IRCH U 1M4s12835 1132x12475 1116x12475 118s12496 SPa V BIRCH 48 3/32 12725 1/8 o12800 36 3/1612625 e3/8 12725 911/2 12900 LflTPLVd8OROOVEDLC MIDUNTS 175lSImhe 118x123a03/8 x3/411/8145 114x6j753/8x31415/32145 114x121/2o3/413/16150 LONE STAR MODELS ConO 48 Handling Charge pay UPS Add $400 COD $500 extra PP APO FPO 1623 5781 5, Lubbock TX 79412 States accept VISA MaterCard personal checks COD 6% san Tesas US currency on/p Mm wood order $1000 UAOw Flying Fun/Mathews Continued page 111 Perhaps place freeflying models go live among air currents years sure hoped years later walking old dog another field another time watched sunset turning distant clouds magenta eye followed speck spawned similar Specks moved closer Tiny dots circling waning light dusk houetted against deepening magenta-purple clouds horizon Buzzards riding thermal Sure at else could looked longer buzzards stant eyes tried sharpen focus darkness settled down like gray veil folded back itself until shut off light embers burning clouds became black first stars shown over shoulder friend upon hearing admitted strange find Sunday few years past some friends flying gliders large grass parking lot football stadium day ending planes rounded up astonishment fliers too planes odd badly weathered silkspan-covered Free Flight pair cracked Trexler air wheels engine badly rusted exacfly sure make thinks Brown Junior however fragile began break apart handled guys took home reported later plane too far gone salvage friend admits wondering about plane came asked believed possible plane stay airborne years smiled shook head slowly light eye spoke ageless clouds INNOVATIVE MODEL PRODUCTS INC BRINGS YOU. mrtSeee pF9A, SUPER STRONG F knon9amebleaed/ SUPERFWCAILE 10r10edw SUPER FAST GRIPS TIGHT WHERE OThERS DONT REMOVABLE WITHOUTATPACE.. SUPER ADHESIVE BIG 3 7 oz TUBE Tntelly c/ear Simple Tn Use top Pat No Mteiegl 6t14s CanopIes 194317 MaterIel lIflClaiot Mast COeeengs/ No FoggIng 01 Clear Parts 65145 FirewelS FI5elIass 411090 Servos MonnIed Anywhere POttout F9Or Total Ramneallle POttout Cansing Damage PFM lo 909/lable hobby retailer call Innovative Model Products Toll Free 800750-3150 18001368-3190 Dealer Inquiries Wanted Add $250 SaHI PFM USED BY lOB PROS Cot Jo6nsss ISas BC Modeler ApoD 99 band 1141100 Tarreo Masters WblterArd US Scale Teasil 9011 Goper lEator Scale RC Modelell FrorIk CooleSt COhimOint Phong ModelsI Greg Barley ISoasleassem Contilbutor 041 R Modelerand Masters CoolpeOtOr/ Mile Mas Sopor OGr ecIloopter Pilot PO Box 43694Jowite9err, Merges FL 33063Hobby Lobby PPM. DOES THE WORK OF MANY ADHESIVES Use As Thread Lock Reeler Thair Silicone AId Does 1/4 tIre lime Better C/AS Aoac0/ng Casseles Aid A/ Mast Aid Fibellass Parts December 1991 113 $995 unending ocean sky again put some grim reality lovely words Tom Chipley another slant same subject Bob Grimes Hunstville Alabama writes 1954 stationed Hamilton AFB California got RC way flying F-94Cs out 84th Fighter Interceptor F Group squadron insignia Bob Violette has model F-86 knowledge 84th never flew F-86s Anyhow uncle lived Novata California north San Francisco told employees building RC model employee said Hey Ive got attic found tree field gave plane turned out Bootstraps pretty good shape except rusted OK 14 sloppily assembled Aerotrol receiver Everything mounted shown October 1988 RC Old-Timers column plane covered blue silk fuselage yellow wing tail Im sure someone San Francisco area headed north find some level ground fly Bootstraps lost process moved out Air Force Wichita took Bootstraps back Kansas aero engineering student Wichita University flew numerous times Free Flight couldnt afford dry cells Citizenship singlechannel radio flew beautifully scalelike climb would set rudder large circles fill tank fuel launch plane man binoculars follow car until landed After graduations WU worked Boeings flight test section few years came back work NASA 1961 1 got back RC about same time Im still enjoying Cleveland Giant Scales GIANT SCALE BUFFS *.4e~ Worlds Largest Gas Plans Assartm NIERNAIIONALLY FAMOUS CD QUALITY .9A50E8 MODELS PLANS 5SDDl11Oelle 2 548 CoooI Co PBYSA $60 72 Coo 02016 L&l 556 106 Coo Col PBYSA $7462.od 80 Ike $45 E6WIIg4IN00y800C $56077 8005 BuG $52 S2WWl121 Red 1 $56 103 So 8170 FoIC$6SW11* 77 19WIlOl Red L $68 .68 0015 066A 06546 0661 07 FII $45 108 560 538 ArophSAO 6O9o,dPIeRoe5426OBor 100 SpoIl $48 70 EoyIe Gee-B $56 90 80. 100 Spool $62 60 SopeIooll S6B $38 ED SIooA0000 Wol5$62 E9SopIOoIiOe 968 55280 MoOioo 76 TAM-I $52 60 CoIl 8o,b P-SE $56 78 HP9 0600 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must aware now explosion major refinery has reduced available supply nitromethane US 50% thought indeed bit simplistic consider us reduce nitro content fuel 50% wouldnt shortage 1 sills $3 CiSlllal USD55 IIIin 1/s LII 6 1/4ifl /4Navy 75in ie ann /8 scales Ask tor unicers Gentlemen pilots name favorite hobby shop call tsr same dealer nearest ordering direct include check money order MCNISA account number exp date 1111cm Gendemen 537-7323 Box 537 RD 2 Hampton NJ 08827 114 Model Aviation ii EU W&Ai U LU 5 EUi ghfwelghtAasemble 3 minutes DuroueNo tools-no expeitence IneDpenveMony designs choose FLYWITCH AIRPLANES ARE EASILY ASSEMBLED AND THEY FLY GREATI PS8628 VIAl 0InOrOS OEM oir8SOnes ore compiet0iy foblicoted sheet corn first cItleric hog aiwoys eose coraluJolioVI sotilOt very young kids con buiid reolly SnS ort6thing new obout eosty constructed models b deoi wEtS FLYVoIiTCH modeis thot oirpiones EeOiIf Sly C- Loolo FLYWITCH-Olade Star Saner model airplanes E-Mart otores nationwide Also 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Electric C-i 30 tric OV-1 DA Bronco Super Etendard Duct Fan Cessna A-37 Duct Fan Call 914 878-75239am 3pm est White Pond Rd Stormvulle NY 12582914 279-32704pm 8pm est VISA/MASTERCARD ACCEPTED Vacef armed ht 1 oz Intro Pricet2O Coming Soon 1/10 Scale Jet Pilon-Full Body RC Aerobatics/Van Putte Continued page 41 well other yellow aliphatic-resin glues Just sure use yellow aliphatic-resin glue thats identified carpenters gluethat means can sanded Ordinary white glues should used will form rubbery joint resists sanding perform loop Thats pretty basic question would puzzle experienced Pattern fliers After doesnt everyone know Obviously everyone does pose question example something fairly basic might tough beginner very simple experienced Pattern flier sometimes very difficult experienced Pattern fliers relate simple problems beginners way initially felt received letters some new Pattern fliers asking new turnaround flying have immersed turnaround style flying years concept second nature However though Im very familiar concept can relate beginners because too am beginner flying turnaround resisted changing style turnaround began new changes rules forced decide between flying turnaround quitting Pattern altogether Until couple weeks ago turnaround flying Id ever done two all-turnaround contests few years ago en Jackson Mississippi didnt practice before going contests did poorly too will compete new Advanced class next year have already begun practice wont embarrass myself compete contest New Iberia Louisiana September Cajun RIC Club will put early contest using LANDER INDUST 1005 19TH ST CT HAVRE MONTANA 59501 406-2656529 VISA BUILDING BOARD 24x 48 $48 Frt 30x 48 $52 mci Frt 24X 66 $62n mci Frt 24x 72 $67•g mci Frg CANADIAN ORDERS ADD 25% Bui strahgwrttiout spending fortune Adura hh density 1/2 n surfans bonded 3/4 trea warp resistant base smaight true worl surfaon Itiat wit tust years years * ftB Area Modelers * t Flying Great Looking Sport Planes * IIVI__ * EASY BUILD BALSA * w@u $ SPAN 52LOW WING SCORPIONHIGH WING BRM * LENGTH 385 ENG 25-45* 4CHANNEL* .35-45 lbsU* SEND CHECK OR MONEY ORDER TO 8300 A15A ULMERTON RD LARGO FL 33641 * - V V cember1991 115 1/10 Scale Ejection Seat