Control Line: Combat

C COMBAT Charlie Johnson BIG MONEY winner 1980 turned out Howard Rush win Bladder Grab ber Washington Howard rounded up about $2000 prizes 5th Annual Fast Combat Meet Previous big bucks winners Dan Rutherford 1976 Howard Rush 1977 Rich Brasher 1978 Mike Petri 1979 Carver Corporation stereo system Howard won reported powerful drowned out sound 28000 rpm Fox now word about another different contest Buckeye Regionals held guessed Buckeye AZ Since desert sand asphalt flying site contest management rounded up rolls old carpet will carpet entire flying circle intended backup system case grass growing project fails pit area will feature full carpeting Lead time being what AMA members get advance copies magazine will find out about rug Buckeye since meet will held January 31 February 1 Ill spot coverage strange happening will have full report next column picture 1973 FAI Combat winners has potential being best told picture year Four five top finishers shown little-bitty FAL ships fifth person happens Richard Wilkens Blasta B-52 1975 Combat models Americans everything Combat figured outuntil Mr Wilkens dropped bomb proper FAI Fast Slow Combat model certain dimensions wasiust wrong An FAI model should 7904% Fast modelsomeones slide rule told Five years later find thinking moving right back old mold No concept right moment time much less time Theres another Mr Wilkens out waiting drop another bomb way thinking Last column mentioned using baffle Slow Combat tanks Id read years ago removing baffle improved performance put thing back because violent turning modern planes received letter reader maybe hes said baffles no good etc etc should poll readership see what think about tank designs OK lets hear Slow Combat tank-designers Send latest theories ready-to-go tank Ill testing After years still havent seen perfect tank yeteven among best Nats Sure lot make work acceptContinued page 116 48 Model Aviation Suddenly its 1975 again Howard Rush top center won FAI Combat Nats Jr Satan UKs Richard Wilkens Ibottom left Blasta made impression changed course Combat US unsung neroines ou rims umum out officials neither Natsnor meetcould exist L R Gayle Foster Judy Curtis Tern Cervo topnotch Mike Taliman flips Marvin Denny holds Les Pardue lends moral support flew great matches couldnt nab top spots 1980 Nationals Heres ticket very simple Slow Combat design John Gladfelter has external controls bolt-together body replaceable tail components Tapered wood trailing edge dresses up looks bit Note small plate outboard tipfor trim control PERFORMER simple plane build will success fully teach novice fly H/C Includes hardware nylon control rods & pre-shaped balsa wing Wing Span 72 Construction Balsa Radio 2 Chan nel Engine 0493995 CHAMPION MARK III stand-off scale quickbuild model De tailed instruction booklet full size plans much hardware & full color decal sheet Wing Span 55 Construction Balsa Ra dio 1-3 Channel Engine- 1 535 4995 CARDINAL ARF successful Almost Ready Fly trainer Foam Construction tough & gets air Detailed plans hardware & decal Wing Span 46 Con struction Foam Radio 1 4 Channel Engine 0491542~ MIDWEST PRODUCTS COMPANY 400 5 Indiana Street Hobart Indiana 46342 IN STOCK FOR IMMEDIATE SHIPMENT New SUPER QUADRA $8995 BRISIGHELLA FLYWHEEL $10495 QUADRA REPAIR$1000 s KIORITZ engIne 244 cuin$18995 Jim Messers ERCOUPE KIT$21995 Jim Messers TOMAHAWK KIT$23995 Concepts BIG FLEET KIT $17995 P&W RADIAL ENGINES Fleet $2995 FIBERGLASS COWL Fleet$1995 BALSA & BASSWOOD sIzes 40% OFF /4 SCALE plans QUADRA ERCOUPE TOMAHAWK SKYBOLT$2195 SUPER STEARMAN Godfrey$2495 STARDUSTER TOO lghella $2995 COCKPIT KITS Ercoupe T-Hawk $1500 Stearman Fleet F4U J-3 Cub$1850 ME-log $1950 Cltabrla Nosen $2495 24-Hour Service $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View OrAllegany NY 14706 NO NONSENSE BALSA STRIPPERS Strips Balsa Fuzz-Preew/out Adjustments Small -$1000 Large shown-$20Oo Please add $100 postage P Kits aturA RnnIiua GEE BEE Ishown $600 please ad $100 Postage Catalog 75 See Deale GENE DL P0 Box c Acushnet MR ......DEALER INQUIRIES INVITED...J CL Racing/Lee Continued page 47 vide competitive racing event level performance can reached great expenditures time money event shall defined AMA Slow Rat Race event following additional restrictions 1 The fuel tank will totally outboard center line crankshaft 2 No variable-area carburetors allowed 3 Engines shall limited 36 Cu maximum displacement must front intake configuration Only single-bypass-port engines allowed no Schnuerles PDP ok engine used shall beor have available through normal US retail outlets quantities 100 Modifications shall limited catalog-listed parts produced quan tities greater 100 units available anyone manufacturer engine being altered Engines may modified removing parts material parts engine defined complete unit ready run needing prop fuel starting voltage except glow plug venturi and/or restrictor gaskets bolts nuts washers needle valve and/or assembly shims piston rings used ball bearings used need considered part produciton unit parts subject rules regarding quantity source purpose intent rule keep engine becoming home-built one-of-a-kind engines available casual competitor intended disallow creating engineseven stock parts usedthat generally available public However does allow substitution later earlier case may model components long basic configuration changed substitution components engine require form machining make fit spec fically disallowed 4 Control lines shall 018-in stranded 5 fuel event shall supplied contest organizers shall contain no 10% nitromethane thing happening now will interest Racing competitors combining several CL newsletters single publication will put together under leadership Doc Jackson will include current publi cations PAMPA MACA CL-RPM Hi-b Landings Da Gas Doc indicates surely other newsletter editors must agree effort needed keep publication going can become person should expected bear certainly detracts time available modeling After certain length time dedicated editor must say enough Doc has approached other special interest groups found willing ness throw together publication purposes federation will called National Control Line Coalition publication will called Control Line Gazette Gazette will comprised copy previously-mentioned groups will sent member organizations interested stick current special interest group PAMPA CL-RPM MACA Carrier Society need access new publication Docs address Dr Laird Jackson 2322 Wilson Avenue Bristol PA 19007 W R Lee 3522 Tamarisk Lane Missouri City TX 77549 CL Combat/Johnson Continued page 48 ably well whole bunch pretty good fliers cant Dont fool yourself using Supertigre 46 cheek Out tanka Coors beer can fuel line stuck will draw highsuction motor like Try tank Fox Supertigre enlarged venturi plane tums very tight intend try baffle must take front off tank solder rear portion baffle back tank Most baffles have five holes through order let fuel baffled 116 Model Aviation V Send 50 complete catalog REPUBLIC SEABEE MR Gs PRODUCTS e~ 1100 Michigan Box 161 Maryaville MI 48040 Wing Span 70 Complete Hardware Epoxy Glass Retractable Gear 40 Powered Factors area Try soldering up two holes using tubing smaller *-in feed vent lines also use smallest fuel tubing filter can find limit quantity fuel neither tank nor engine guys against change better stop right go build some tanks Also mail bag letter Dave Clarkson whos now living South Africa truly Knows has seen cycle FAT Combat Britain Europe go Oliver 15 diesel racing glow back again 10-sized diesel FAT going great guns USA land plenty nitro elsewhere things going downhill angry auto manufacturers seeing writing wall concerning conservation fuel resources go blindly flying disposable models built score using nitro-guzzling engines devour $30-a-gallon fuel alarming rates Lets look further ahead summers Nats see what store FAT Combat years down road Dave suggests rethinking rules some thing outside USA can live places nitro components diesel fuel hard come very expen sive Lets assume methanol castor oil will available reasonable prices buy alky $100 gallon castor oil about $900 same quantity suggests 10-size motor 165cc ideal using bushing models no ball-bearing racing engines Lines would 012s 45 ft 11 long 14 meters Im sending Dave Cipolla lOs advertised magazine him test plan pick up myself see what would like fly model such engine John Gladfelter neat Slow Combat ship Nats featured external controls very simple construction approach similar Phil Cartier replaceable-wing model will cost just much build models great thing will take much time Performance almost good top-line model good enough contests know several clubs using one-design concept promoting Slow Combat meets everyone uses ship similar Gladfelters no disadvantage because slightly heavier draggier plane Ill leave something want list AAC setup Rossi Yep chromed aluminum liner aluminum pistonall $60 Write Henry Nelson 729 Valemont Dr Verona PA 15147 sure include stamped self-addressed envelope Henry prob ably wont have time reply can write address end column wont much good because Ijust steam off stamps save up buy glow plugs props Charlie Johnson 3716 Ingraham St San Diego CA 92109 Contester/Dunham Continued page 52 give two coats clear dope Flying prefer use right-hand pattem may need bit right rudder and/or right thrust ship being different Start power flights about 600 turns 1oop 1/16-in rubber strip about 14 long using geared winder As successful flights made progress winds may have experiment rubber size get optimum combination ship would suggest employ winding tube higher turns protect against breakage tube can constructed balsa though ready-made small di ameter plastic fiberglass tube will work pro viding will slide through nose opening properly adjusted ship capable times ranging neighborhood 50 70 seconds indoors Outdoor flight times tend vary greatly depending mostly airpicking capabilities Write care magazine have questions need docu mentation FF Indoor/Tenny Continued page 53 mercially available plastic propeller 2 No di mension model may exceed 24-in 3 Model must covered tissue no con denser paper microfilm plastic-based covering will allowed 4 No external wire thread bracing wood bracing allowed 5 onepiece solid motor stick required 6 No gears permitted 7 Model must hand-launched 8 Model rubber-poweredbest single flightof six attempts winsan official flight timed launch touch obstacle ground Bostonian Event other unusual event quite related Scale Bostonian event invented some time ago Ed Whitten apparently supposed take Manhattan Cabin step closer Scale current Bostonian rules 1 Maximum pro jected wingspans 16-in 2 Maximum wing chords 3-in 4 Maximum propeller diameter 6-in 4 Power limited rubber motors 5 Minimum weight rubber motors 7 grams 6 Maximum overall length 14-in measured front propeller bearing 7 Fuselage must contain theoretical box measuring 1-in 2-in 3-in larger longerons must both support motors form exceed box requirementno motor stick allowedfuselage must have forward windshield window side must equal exceed 1in square area 8 Landing gear must fixed two -in minimum-diameter wheels rigid enough support model hand-glided landing 9 ROG takeoffs required flights 10 Charisma Factor judge rates model depending upon much model appeals him based construction neatness scale-like details uniqueness design etca 10 110 rating usedtwo models may given same ratingthe models rated against other against 10 110 scale 11 An unlimited number official flights allowed total full seconds best three flights multiplied Charisma Factor Bud Tenny P0 Box 545 Richardson TX 75080 FF Duration/Meuser Continued page 55 AMA NationalsIndoor events scheduled same site June 20-23 See Competi tion Newsletter section February issue details RBMcM Wing construction Ive written about types wing construction times past have attempts solve same problem conflicting goals lightweight strength freedom March 1981 117