DURATION Bob Meuser Hurry Sympo 80 Final Call NFFS soliciting papers 1980 Symposium publication Papers should address some aspect science art free-flight model aviation Send short abstract pro posed paper immediately Bob Dodds PO Box 436 Ranc/io Santa Fe CA 92067 Improved towbook Hatschek Hook update circle-tow zoom-launch towhook Nor dic gliders see column May 1977 has used serious glider fliers coun try glider flying taken seriously has excellent track record Now Bob has designed feature can easily added towhook add automatic timer-start function DT timer starts operating towbook unlatched price towbook $20 US Canada ppd first class mail $21 elsewhere airmail stamped addressed envelope will get structions adding timer-start function Bob Hatschek 316 Grosvenor St Douglaston NY 11363 modelers bookshelf International Symposium Report confused NFFS Symposium reports NFFS World Champs Planbook NFFS World Champs Tech Task Force Report called 1979 NFFS International Sym posium Report covers papers presented Sympo held 1979 World Champs last October paper presented both French English Included following papers Differ ential Chord Merv Buckmaster Aus tralia paper discusses virtues using wider chord inside wing compensate its lower velocity presents theory practical results obtained A-i A-2 gliders Wakefield models Propeller Design Analysis Modellers E Eugene Larrabee Larrabees credentials clude winning first rubber power 1949 Plymouth meet being designer prop Gossamer Albatross Associate Professorship MIT presents method designing optimized props method analyzing particular prop some appli cations aeromodeling 2 Coupes dHiver Aerodynamiques Comparees Jean Want zenriether Jeans credentials include being Catholic priest experienced suc cessful competition free fighter compares glide-test results two Coupes having dras tically different airfoils draws some sur prising conclusions analysis data New Look Propeller Airfoils Paul Van Leuven Australia Paul took new 73*j / {-l Q N N / $7 S prop airfoil designed full-size props bent around mean line having camber came up Wakefield prop miles ahead earlier ones Pauls credentials clude getting fly-offs 1979 World Champs little less bad luck might well have World Champ Ex perience High-Aspect Wakefield Models Jean Claude Neglais Paper pre sented Reiner Hofsaess West Germany high-AR Wakes Espadon Es pada well known Neglais co conspirators development high-AR Wakes Emile Gouverne model ap peared column Dec 1977 paper includes three-views five strange rather successful birds Reiner described being best Europe get 48 pages report $750 plus $2 postage handling anywhere world buy some Sympo reports Planbook same time $2 postage 8j 23 3 4 5PARS OW TOP ANO bOTTOM SUVACES SQ 2 3j CC 85% 4rft 28 WING1 ii% TI-IK STAB 83% THK FLhT bOTTOM --5 -8 4 -4 43 1-v S fee covers whole works perhaps should send complete publication list Fred Terzian 4858 Moorpark Ave San Jose CA 95129 SHOCAIR A/B FE model shown three-view designed built Mark Woodrey 18-year-old Burleson Texas So far has taken five first places number seconds thirds significant contests including first both B Gas classes 1979 Nats second B Gas 1978 Nats holds both Categories II III B-Gas records Senior-age fliers Mark built Shocer smashed 1977 Nats Following Mark designed Shocair based Shocer significant weight reduction Mark received Planesmen Presidents Award best original design 1978 Shocair Worlds Best Low Speed Airfoil Gossamer 34 Model Aviation sh OCAfl2 MARK WOODEY CL~ K 4 B 325 CLAS5Bk B O 45Q LISSAMAN 7769 AIRFOIL Used Gossamer Albatross X 0 125 250 500 750 10 15 20 30 40 50 60 70 80 90 95 100 Upper 0 225 334 496 615 706 840 926 992 897 696 486 316 181 084 041 0 Lower 0 -164 -201 -230 -230 -216 -170 -138 -106 -091 -075 -060 -045 -030 -016 -008 0 Nose radius 184 center nose circle 185 014 Trailing edge angle chord line upper 450 lower 090 airfoil proprietary Aerovironmental Inc Reprinted permission Albatross airfoil Lissaman 7769 airfoil coordinates shown elsewhere column used peoplepower Gossamer Albatross won sec ond Kremer prize its successful crossing English Channel course computer designed what isnt nowadays sides apples horses Im really sure arent dont know whether de sign specific Reynolds Number Gossamer Albatross hard say whether would better others F/F model Reynolds numbers looks might bears family resemblance very successful foil used Peter Allnutt World Champs A-2 gliders Well present Peters airfoil next month seems certain airfoil would require turbulators some sort model use nose radius seems far too large airfoil develop turbulent boundary upper sur face left its own devices reflexed trail ing edge would tend make airfoil stable should able get away smaller-than-usual horizontal tail load tail moving CG aft trailing edge would have thickened bit F/F model applications unless have source 7-ft razor blades Once again popular demand Free Flight Products Directory hassles free flight knowing obtain some plans kits hardware supplies various sorts need Like last time walked local hobby emporium saw Nordic circle-zoom towhook sitting shelf reel Pirelli rubber peg back wall Hence Directory list far complete did best know suppliers should have included yourself please let know perhaps can update list time time have included suppliers have indicated sell direct mail order also sell through hobby shops check first Im big Oldtimer events little Old-timer material drifts way didnt wont future exclude such material have shunned suppliers run fullpage ads dont need tell about So wont find Carl Goldberg Comet Sig listed shouldnt need tell about Still wonder right Sig example peddles its house brand lots little free flight nifties such ballbearing thrust washers distributor some FAI Supplies Pecks stuff sells direct mail price pay Sig catalog available direct mail hobby shop doesnt carry may well best two bucks ever spent very subjective judgement what include omit have leaned toward cottageindustry enterprises dont claim 100% consistent indexing about way phone book have tried list briefly sorts things various suppliers peddle say misc isnt too lazy make proper list rather supplier simply too wide range things list completely cases would probably well-advised send catalog Some suppliers charge catalogs some re fund price catalog first order some throw free cataiog order take dim view paying buck little two-sheet catalog having suppliers benefit suppose have put up catalog collectors never intend buy anything least though send catalog owe supplier courtesy big fat stamped self-addressed envelope Maybe will get catalog order form catalog invoice price knows catalog price con veniently available have listed might get free ask real nice information listed based material received after December 1 1979 up date could possibly make FF PRODUCT DIRECTbRY AME see Aero Modeling Enterprises Astro Flight Inc Boucher Robert 13377 Beech Ave. Venice CA 90291 Flectric propsIsio flight attd groond sopport sysfeots sopplies kits Beldridge Willien, 1464s Lafayette 5g. Denver CO 80210 Alsrninttrr Wakefield ototor tobes $17 ppd Misc costont purrs Bills Mcii Order Hobby 903W Asto Lees Sunsnit MO 64063 816 524-1634 Y 0 props Mfgr Blue Ridge Models HerSoon Bill 203 St Johns St. Arden NC 26704 Cotopetitiort sod sport robber-potoer HL glider kits nisc sspplies Cospe dHiver F-30 Boucher Robert see Astro Flight Inc Bowers Hurst see Flyline Models Inc April 1980 35 Mr PeanutScale Dr JohnMartin Miami FL ltemdanglingfromthenoseofhisLaceyM-1O isthe rubber motor Plane AMA Scale Flights have Goodyear blimp hangar out starring Black Sunday Photo Dave Linstrum Acre Modeling Enterprises Gewein Mart Gail PO Boo 11 Cerritos CA 90701 Ex-Muthis HL glider kits Flash 65-Weevil Folly US Kid Stoenpette t5 Mini-Flash Folly-OT MItt Aers-Lite Model 5upplies Plotzhe Ron 36659 Ledgeotone Or. Mt Cletnens Ml 48043 Indoor sopplies otood coodenser popor oticrofilto torqve oseterContinued page 114 etc Mfgr powergd 1979 World Champion FAI Power plane Mario Rocca AD-15 engine built former World Champion Alberto DallOglio Calm down production planned Meuseli WHEELS CONTROL-UNEFREE-FLIGHT VINTAGESMOOTHGOLDEN AGENEW sizes21/iCONTOURsizes2/zBALLOON 3/i3/34234 3/g 13341314 13342/41/2 11443/i1143W11/44/a31/454 11/2511/241/211/2533/4 1/6S/82145141/g61/i SCALE PILOTS DERS ENGINE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS JjLLIAMS SEND 5Ott FOR COMPLETE ILLUSTRATED CATALOG EROS IHZs. DEPT MA PAWNEE ST SAN MARCOS CA 9 HEAD LOCK THE NEW STANDARDFOR GLOW PLUG CONNECTORS CHECK THESE FEATURES twist its locked 2Push twst Its f 3Will come f under heavy engine vibration 4Will short out sPositive spring contact 630 inch lead wire Still atyoirr hobhy p295 dealers & 1 gIF INJITFfl ever associated WCh no matter what type model involved has heard hor ror stories hero stories depending upon viewpoint team members arriving models tatters Sometimes stories funny retrospect however models successfully repaired team member involved has started handicap difficult overcome Whats Needed Obviously desirable endresult effort transport model airplanes around world arrive contest models totally undamaged major hazards shock dropped con tainers vibration various kinds vehicular activity Indoor models aiso sen sitive temperature extremes especially heat Woe unto unwary locks indoor models rented car standing out sum mer sun Such elevated temperatures will warp models quickly very hardest types problems deal especially thousands miles friendly workshop International move ment type material brings forth another unexpected hazardthe Customs spector bother open model containers indoor models can damaged easily unless box opened room low air circulation Take Peek Mr Inspector Ray Harlan isnt first use idea model box well-prepared curious customs spector Photo 2 clearly shows Rays plexiglas inserts very easy show contents box opening boxs weight penalty essentially same before adding windows Two other aspects indoor box design show photocareful mount ing model parts along clever packaging first insures model parts cannot drift around inside box second ailows models carried given size box Other Problems Once models packed box made visible inspectors stand better chance getting Big Meet models intact However models cannot easily removed box contest may damaged haste fly Dan Dominas box seen Photo 3 shows way hinge box parts can reached careful study photo shows fuselage/tail group mounted under wing props under other wing main part box similar arrangement serves two models Mounting Techullques Any mounting fixture indoor model parts must meet four goals First fixture must prevent model com ponent coming out holder box transit part must rotate move around holder Otherwise part may damage nearby part rub against box damage itself Sec ond mounting should minimize transmission external shocks model parts Third fixture should designed easy smooth removal model part box sticking fixture can cause ex cessive force applied model removed box sudden release holding force may cause model strike box another model best model can removed hand Finally fix ture must crush deform model way sure fuselages tail booms will retain alignment during shipmenta very tiny warp tail boom can subtly detract performance manner expected Heres Photo 4 shows Cezar Banks solved mounting accessibility problems whole side box folds down allow easy access several parts time Slotted foam rubber pads firmly hold props hubs encasing prop hooks shock transmission minim ized blades allowed support themselves hubs cannot rotate blades can stack closely together danger foam will easily release prop needed Two wings has removed held friction-fit tubes spacing identical fuselage wings can unplugged just fuselage Two fuselages fit neatly between wings tail surfaces alternating fuselages also use foam-padded fork-type supports hold firmly crushing Props mount under wings short box lid supports two complete models small space yet allows easy access removal Bud Tenny PO Box 545 Richardson TX 75080 FF Duration/Meuser Con finued page 35 Brookenone Co,pany 127 vose Fern Rd. Peterboroogh NH 03458 Small hand taclo misc Mfgr Buwer Model Airplane Co Toner Edward J PO Son 124 Howell NJ 07731 201 363-0845 Robber power CO scale old-taner kits plans Mfgr Cal Acm no longer active See J&R Models CHE Hobblee 10900 Eastwood Ave. Inglewood CA 90304 213 674-1756 Krts classes brands Comp Modnls Kitco d-Ks Micro Blon Ridge Tisson Prnlli robber lobn Ott CPM Prodacta 722 Lennox St. vreka CA 96097916842-4075 Old-tmer kos 30 Soaring Glider $498 ppd 30 Pacific Ace Ok P30 5695 ppd Mfgr Champion Modal Products Sebmoedner George 880 Carmen Ct LaVerne CA 91750 714 599-3348 Coupe dHiver Molcihill kits Ponlb FAI robber misc robberpower Supplies Classic Era Modelpians Oraga John 356 Grand Blvd Bedford OH 44146 Robber-powered scale models 30s 12 30 spat Stahl Lindberg Schroder Storiale $1/list sample Clam James C. see Clemeraft Clemeraft Clam James PO Ban 524 Sand Springs OK 74063 VA gas kits 0km Bird tot 79 USFF Champs Coontry Soy Witch Hawk 1st 79 Nets Cot Ill record Mfgr Cleveland Model & Supply Co. 10307 Detroit Ave. Cleveland OH 44102216 961-3600 Hundreds ot plans some old some now flyrog scale aircraft 114 Model Aviation SCALE RADIO CONTROL Cloudbuster Venture Race-Wings PO Box 2921 Livonia Ml 48150 Set 6 wbber-scale plots 1 3-20 span $5/set ppd Folkerts Crosby Chambermaid Floyd Bean Sm Bearcat Clukey Herb see Flyline Models Crocket Jim see Jim Cronket Replicas Custom Creftsmenship see Kustom Kreftsmanship Dolby Ed see FAI Model Supplies Dubois Gene PO Box C Acushnet MA 02743 617 995-7609 Kits rubber GO electric power Scolesport Peanut 30 Balso stripper Mfgr Car 750 Dye Glen R see Performance Model Parts Eestern Diesel Supply Kulik Al 259 Outweter In. Saddle Brook NJ 07662 Diesel etgines atd supplieo votenomve various mfgrs Estee Industries Penrose CO 81207 Model rocket parts usofol PF fiber tobes hobo nose cones Mfgr 4 Ks Models Inc Kelley Edward C 4202 W 172nd St. Torrence CA 90904 Robber gas power old-timer kits HL glider kits accessories Mfgr FAI Model Supply Dolby Ed PO Box 3997 Torrance CA 90510 Misc kits sopplies classes Pirelli own-brand rubbor Fags Kenork K see KVG Products Fechner Mark A. see Marks Model Engises Fitegibbon Joe see Golden A9e Reproductions Flyline Models Inc Bowers Hurst 2520 Dorr Ave B-li Fairfax VA 22031 Competition-quality robber-power scale kits Mfgr Franks Hobbies Tobia Frank 25 Fairfield Rd. Fairfield NJ 07006 201 227-1975 Misc kits balsa engines supplies Spec old-trmer Galbreeth Doug 707 Second St. Davis CA 95616 916 7532519 Seelig tiwers Olicer engine p00-wooer PAl power Gewein Meet Gail see Aero Modeling Enterpriues Golden Age Reproductions Fitagibbon Joe PO Box 13 Braintree MA 02164 Robber-power scale kits dozens plans Plans book includes 150 plans 30s $450 ppd Mfgr Grega John see Classic Era Modelpt ens Harlan Ray 15 Happy Hollow Rd. Weylend MA 01779 ltdoor beam scale balsa strpper throst bearings 0-rings Mfgr Hatochek Robert L 316 Grosvenor St. Douglaston NY 11363 Circle-zoom tow-book A-i A-2 gliders Mfgr Hi-flight Model Products 43225 Whittier Ave. Hemat CA 92343 714 927-4666 Spars cerdirectronal carbon fiber reinforced plastic faces urethane foam core sizes Mfgr Hobby Hideaway Shipton Dave end Mary Ann RR 2 Box 19 Delevan 1161734 309 244-7359 Diesel engines canyon brands Misc kits Aero-Modeller plans Diesel handbook Hobby Horn Sliff Bob PO Box 3004 Seal Beech CA 90740 714 594-6223 Misc kits plans supplies hardware classes especially oldtimer Hutchinson Tom Rosemary see RM Eseerprises JASCO see Junior Aero Space Co JL Machine Sesvice John Lorbiecki 5847 N 67th St. Milwaukee WI 53216 414 462-5211 Engine rework toning Coo 046-051 Rossold-timer K-Marttimer faceplate Heat bands Bobbins Mfgr J R Models 5021 W Sheridan Phoenix AZ 55035 602 269-3776 020 old-timer kits Playboy Sr Strato Streak Brooklyn Dodger SoLung fvrwerly mfgd Cal Aero Jim Crocket Replicas 1442 N Fruit Ave. Fresno CA 93725 209 237-4414 Misc metal parts rubber gas CDa Balsa stripper Tee shirts Survival Kit waist pack Mfgr Cat $1 Jetno Models see Zeic C Co Jones Jim 36631 Ledgestone Mt Clemens Ml 46043 313 791-0651 Balsa stripper rubber vtrrpper prop-molding form utility knfe baldes razor bladvo Mfgr Junior Aero Space Co Zaic Frank PO Box 136 Nanthridge CA 91324 Kits Fling-Hi 0-12 HLG Flash X-t2 PlashX-tt rubberpower Hi-Start 0-24 1 $560 ppd Yvarbooks Mfgr KVG Prodonts Fags Kevork K 236 Thayer St River-Vale NJ 07675 Va4 tank mount balsa stripper balsa planes dihedral igs spring winder Mfgr K W Enterprises Kerr Tom Waldner Arnold 7524 Lexieggon Ave. Philadelphia PA 19152 215 331-4690 Fiberglass props sizes Prop brake Pitch gagv Mfgr Keeler Ira J 572 Deodere St. Vaceville CA 95655 Old-trmer model plans Reprints ofearlycatalogs Wood plastrc props Custom work Mfgr Kalfey Edward C. see 4 Ks Modetu Inn Kerr Tom see K W Enterprises Kinco Simpson Gene 4327 MoDermed Dr. Houston TX 77035 713 723-9413 Competition gas kits /aA thru 0 Mini-Pearl etc HLG profile scale plans Mfgr Kite Site 3103 M St. NW Washington DC 20007 2029654230 Materials Mylar tmssue silkspan fiberglass rod 6061 alumtubmng mn 4 6 lengths mrsc Mfgr Klcuse Joe see Kustam Kraftumanship Kulik Al see Eastern Diesel Supply Kustom Kraftsmensbip Klause Joe PO Boo 2699 Laguna Hills CA 92653 714 530-5162 Customized Coo engines custom parts wroc stock engines gaspower accessormes Lamb Bob 45 5 Wbitcowb Ave Indianapolis IN 46241 32 plans old-timer HLgliders SOC 2 plans mint 2samplv plans St stamp Lees Hobbies 11902 La Belfa Ave. Sunnyvate CA 94087 Peanut scale HL glider kits Three-gram detherwalizer kit Mfgr Lorbiecki John see JL Machine Sewice Meissnic Models Maientio Tom 3273 West 129th St. Cleveland OH 44111 Misc comp sport old-timer scaly hints rubber pownr gas Misc supplres Majestic Tom see Majestic Models Marks Model Enginen Fechner Mark 4456W 3145 So. Salt Lake City UT 54120 801 965-3495 Old-trwer engines parts new used repro Engine rastoratron Soy sell swap bunch Mfgr Mattes Bob see Mattes Sales Mattes Sales Bob Mattes 3042 Willow Wood Rd. St Charles MO 63301 314 447-7532 Straight tapered fiberglass tubes fur gas glider Wakefield Rossi brake Mfgr Micro-X Products Skrjanc GeraldA PO5os1063 brain OH April 1980 115 Serious model builders have reading MODEL AIRPLANE NEWS fifty years Theres good reason MODEL AIRPLANE NEWS original model airplane magazine 50 years continued complete infor mative model magazine market feature construction articles Radio Control planes cars sailboats powerboats plus full coverage Free Flight Control Line addition magazine carry in-depth Engine Review month [v32][b-1-10-1-10]]1 MODEL AIRPLANE NEWSSUBSCRIPTION PRICES I 837 Post Road1 year $1400 Darien CT 06820Canada add $100 other countries add $275 IPayment countries must US funds Name____________________________________________ Address_____________________________________________________[v33][b14681268192610940]]I ____________________________________________________________[v32][b55213406200]]_____________________________________________ _____ _______________________________________________________ I CityStateZip El IVe enclosed check money order US funds ONLYI Master Charge/Visa Number______________________ ____________________________________________________________[v32][b75414905100]]_____________________________________________ _______________[v32][b120014906100]]I IExpiration dBteSignature INew subscription processing normally takes 6 8 weeksI Subscribe Now $1400 POWR-MITE DUAL SHAFT SANDER* Plus 2fl0 Shppr FACTORY DIRECT Thousands sold 3995 compact high quality bench model disc sander general hobby use Double ended motor shaft grinding wheel drum sander buffer can attached disturbing motor warranty rlC 110/120 volts AC U year limited FREE $500 CERTI FICATE UL approved motor U Fully adjustable tilt table limited time sander will contain coupon good Fully assembled bench tested $500 worth accessoriessand Large over 12 sqinches sanding area ing disc grinding wheel etc shown grindino wheel artuohed ting arbor rod sndng wheel no insloderl P0 Box 5 2294 Mimosa Lane POWRMITELake Havasu City AZ 96403 ENIIRPRISIS602855-31a5 NEW Ducted Fan RC Scale Plans in/spanlength price SR 71 reconnaissance 1 le2400r45engines5541077 $3250 F9F5 PantherDynajetor Fan3554g51450 F86D Sabre" 43471450 F8 Crusader" 38531450 u2 Spyplane 1035251450 F86L Sabreuc Dynajet only373751250 F4J PhantomRC 51450 Propeller Driven P38 LightningRC 2 4045 eng52381250 P39 AiracobreRC 2 4580 51441250 P40 MarhaukRC 24560 37531751250 P828 Twin MustangRC 2 2540 523651250 177 Cessna CardinalRC eo engine725551250 Plans Full Size Working Plans Prices subject $150 first-class postage pay check allow 10 days Send check money order RALPH SALDIVAR 1608 LANDES Ct MODESTO CA 95350 USA 44055 ZiS 2828354 Indoorsupplies balsa rubber microfilm misc Scale rubberpower kits Mfgr Moody C P Lucky see CPM Products Mooney Waft 2912 Cabrillo Mesa Dr. San Diego CA 92123 Plight-toted Peanut Scale piano three sets 14 set plus non-Peanut $5/oct ppd NFFS Plane Publications Teraian Fred 4858 Moorpark Ave. San Jose CA 95129 Plans galore NPFS Symposium reports NFFS Digest beck issues world champs plans book Misc NFF5 supplies IThomlsson Marty aod Karen 2012 Landos Ln. Sacramento CA 95826 916 451-1076 Misc Pf sopplies sorts Noonan Jim see Oldtimer Models OK Engines PO Boo 40 Mohawk NY 13407 Engines parts sew used OK other brands Ignition parts Oldtimer Models Jim Noonan POSes 18002 Milwaukee WI 5321a Misc plans kits supplies publications Oldtimer scale modern Robber balsa tissue Mfgr Cat SOc P & W Model Service see Hobby Horn Packard ET. see Cleveland Model fr Supply Co Peck Polymers Peck Bob Sandy PO Boo 2498 La Mesa CA 92041 714 459-8875 714 442-4838 Misc robberpower COa kits plans parts supplies Peanut Scale Brown engines rubber Mfgr Performance Model Parts Inc Dye Itlen R 1015 S 8th St. Minneapolis MN 55415 612 3393805 TWA cogines Special parts Coo Ross Mlgr Pinto Joe end Maria see NFF5 Supplies Plotake Ron see Aerolite Model supplies 116 Model Aviation Pond John Old Time Plan Service P0600 3215 San Jose CA 85156 408 292-3382 Hundreds plans fur old-timer models description RM Enterprises Hutehinson Tom Rosemary 3255 NW Crocker In. Albany OR 87321 Kits Ultimate Orugmasrer A2 glider Maccrick 4A gas Zingo PAl Power Mfgr Race-Wings see Cloudhuster Venture Schmidt Custom Kits 11948 Franklin Blvd. Elk Grove CA 95824 916 685-3627 after 8 pm Short kits old-timers John Ponds list Y 0 props Redwood spruce strip Sckroedter George see Champion Model Products Shipton Dave end Mary Ann see Hobby Hideaway Simpson Gene see Kinco Sknjeec Gerald A. see Micro-X Products Sliff Bob see Hobby Horn Small Parts Inc. 6901 NE Third Ave. Miami FL 33138 Snerything imatinable small hardware Tubing screws mci mntric gears washers Superior Aircraft Materials Taibi Mike PO Boo 8082 Long Beach CA 80808 Balsa sizestrades quantltiec Die cuttingforkit manufacturers Mfgr SwenAl R Swenson Dick 7373 N Teatonia Apt 9 Milwaukee WI 53209 Alloy engine pan-mount PAl power Swenson Dick see SmenAIR TWA Engines see Performance Model Parts Inc Taibi Mike see Superior Aircraft Materials Teruien Fred see NFFS Plane end Publicatboos Thompeon Marty Karen see NFF5 Supplies Tobia Frank see Franks Hobbies Toner Edward J see Buzzer Model Airplane Co Tumer Ed 3544 Granada Dr. Fort Worth TX 76118 Czech-made Russian-type towline glider launching device Cur rently ocr stock VI prodacts 7871 Alebawa Ave #16 Canoga Park CA 91304 Electric propulsion flight ground support systems supplies kits Hytork 48 motor nicads Vista Labs see VI Products Waldner Arnold see K W Enterprises Wallock Gene see Hobby Horn Wrlliamn Bros. Inc 181 Pawnee St. San Maroon CA 92069 714 748-3082 Plastic acces scale models tngines mach guns wheels pilots props etc Mfgr V and 0 Props see Bills Mail Order Hobby Zaic C Co. Inc Jetco 883 Lexington Ave. Brooklyn NY 11221 Kitofor PP Sport Fpccmpetrtion classes Peanut EmbryoAt A2 HL gliders VaA Gas Gas Scale Mfgr Zaic Frank see Junior Aero Space Co Bob Meuser 4200 Gregory St Oakland CA 94619 Aipha/Palumbo Continued page 38 3 Using square project locations ribs up plan mark locations LE aileron spar Mark off centerline LE aileron spar rib location 4 Glue ribs between LE aileron spar centerline rib coincides centerlines LE aileron spar location Insure squareness ribs building surface using square 5 Cement 5/4 X oubler between Ri R2 6 Cement pruce spars notches ribs 7 Cement 1/16 balsa LE TE sheeting right-hand wing panel cut-outs R2 R3 R4 LG block facing down also sheet centersection Ri R4 before turning panel over 8 Turn panel over Reposition support blocks sheet LE TE 9 To make left-hand panel repeat steps 1 through 7 except now cut-outs R2 R3 R4 will face up sheet center section before turning left panel over Turn left panel over reposition support blocks sheet LE TE Sheet centersection 10 youve followed instructions correctiy up point should have right left wing panel top centersection sheeted bottom centersection sheeted Now epoxy 1/16 ply rib doublers R2 R4 11 Install LG blocks trunnion blocks 38in triangle either side 1/16 ply dowel support between spars between Ri R2 Trial fit 5/32 LG before sheeting undersides panel Note centersection sheeting over underside should extend out end LG block about nd R4 12 Cement Xl/16 cap strips R5 through Ri 1 Wing tip blocks carved hollowed cemented paneL 13 Bend torque rods ailerons using se piece 5/32 aluminum tubing bearing around torque rods ill fit very nicely standard piece K&S 5/32 tubing Notch trailing edge stock accept torque rods 14 Cement trailing edge torque rods inserted wing panels extremely careful
Edition: Model Aviation - 1980/04
Page Numbers: 34, 35, 114, 115, 116
DURATION Bob Meuser Hurry Sympo 80 Final Call NFFS soliciting papers 1980 Symposium publication Papers should address some aspect science art free-flight model aviation Send short abstract pro posed paper immediately Bob Dodds PO Box 436 Ranc/io Santa Fe CA 92067 Improved towbook Hatschek Hook update circle-tow zoom-launch towhook Nor dic gliders see column May 1977 has used serious glider fliers coun try glider flying taken seriously has excellent track record Now Bob has designed feature can easily added towhook add automatic timer-start function DT timer starts operating towbook unlatched price towbook $20 US Canada ppd first class mail $21 elsewhere airmail stamped addressed envelope will get structions adding timer-start function Bob Hatschek 316 Grosvenor St Douglaston NY 11363 modelers bookshelf International Symposium Report confused NFFS Symposium reports NFFS World Champs Planbook NFFS World Champs Tech Task Force Report called 1979 NFFS International Sym posium Report covers papers presented Sympo held 1979 World Champs last October paper presented both French English Included following papers Differ ential Chord Merv Buckmaster Aus tralia paper discusses virtues using wider chord inside wing compensate its lower velocity presents theory practical results obtained A-i A-2 gliders Wakefield models Propeller Design Analysis Modellers E Eugene Larrabee Larrabees credentials clude winning first rubber power 1949 Plymouth meet being designer prop Gossamer Albatross Associate Professorship MIT presents method designing optimized props method analyzing particular prop some appli cations aeromodeling 2 Coupes dHiver Aerodynamiques Comparees Jean Want zenriether Jeans credentials include being Catholic priest experienced suc cessful competition free fighter compares glide-test results two Coupes having dras tically different airfoils draws some sur prising conclusions analysis data New Look Propeller Airfoils Paul Van Leuven Australia Paul took new 73*j / {-l Q N N / $7 S prop airfoil designed full-size props bent around mean line having camber came up Wakefield prop miles ahead earlier ones Pauls credentials clude getting fly-offs 1979 World Champs little less bad luck might well have World Champ Ex perience High-Aspect Wakefield Models Jean Claude Neglais Paper pre sented Reiner Hofsaess West Germany high-AR Wakes Espadon Es pada well known Neglais co conspirators development high-AR Wakes Emile Gouverne model ap peared column Dec 1977 paper includes three-views five strange rather successful birds Reiner described being best Europe get 48 pages report $750 plus $2 postage handling anywhere world buy some Sympo reports Planbook same time $2 postage 8j 23 3 4 5PARS OW TOP ANO bOTTOM SUVACES SQ 2 3j CC 85% 4rft 28 WING1 ii% TI-IK STAB 83% THK FLhT bOTTOM --5 -8 4 -4 43 1-v S fee covers whole works perhaps should send complete publication list Fred Terzian 4858 Moorpark Ave San Jose CA 95129 SHOCAIR A/B FE model shown three-view designed built Mark Woodrey 18-year-old Burleson Texas So far has taken five first places number seconds thirds significant contests including first both B Gas classes 1979 Nats second B Gas 1978 Nats holds both Categories II III B-Gas records Senior-age fliers Mark built Shocer smashed 1977 Nats Following Mark designed Shocair based Shocer significant weight reduction Mark received Planesmen Presidents Award best original design 1978 Shocair Worlds Best Low Speed Airfoil Gossamer 34 Model Aviation sh OCAfl2 MARK WOODEY CL~ K 4 B 325 CLAS5Bk B O 45Q LISSAMAN 7769 AIRFOIL Used Gossamer Albatross X 0 125 250 500 750 10 15 20 30 40 50 60 70 80 90 95 100 Upper 0 225 334 496 615 706 840 926 992 897 696 486 316 181 084 041 0 Lower 0 -164 -201 -230 -230 -216 -170 -138 -106 -091 -075 -060 -045 -030 -016 -008 0 Nose radius 184 center nose circle 185 014 Trailing edge angle chord line upper 450 lower 090 airfoil proprietary Aerovironmental Inc Reprinted permission Albatross airfoil Lissaman 7769 airfoil coordinates shown elsewhere column used peoplepower Gossamer Albatross won sec ond Kremer prize its successful crossing English Channel course computer designed what isnt nowadays sides apples horses Im really sure arent dont know whether de sign specific Reynolds Number Gossamer Albatross hard say whether would better others F/F model Reynolds numbers looks might bears family resemblance very successful foil used Peter Allnutt World Champs A-2 gliders Well present Peters airfoil next month seems certain airfoil would require turbulators some sort model use nose radius seems far too large airfoil develop turbulent boundary upper sur face left its own devices reflexed trail ing edge would tend make airfoil stable should able get away smaller-than-usual horizontal tail load tail moving CG aft trailing edge would have thickened bit F/F model applications unless have source 7-ft razor blades Once again popular demand Free Flight Products Directory hassles free flight knowing obtain some plans kits hardware supplies various sorts need Like last time walked local hobby emporium saw Nordic circle-zoom towhook sitting shelf reel Pirelli rubber peg back wall Hence Directory list far complete did best know suppliers should have included yourself please let know perhaps can update list time time have included suppliers have indicated sell direct mail order also sell through hobby shops check first Im big Oldtimer events little Old-timer material drifts way didnt wont future exclude such material have shunned suppliers run fullpage ads dont need tell about So wont find Carl Goldberg Comet Sig listed shouldnt need tell about Still wonder right Sig example peddles its house brand lots little free flight nifties such ballbearing thrust washers distributor some FAI Supplies Pecks stuff sells direct mail price pay Sig catalog available direct mail hobby shop doesnt carry may well best two bucks ever spent very subjective judgement what include omit have leaned toward cottageindustry enterprises dont claim 100% consistent indexing about way phone book have tried list briefly sorts things various suppliers peddle say misc isnt too lazy make proper list rather supplier simply too wide range things list completely cases would probably well-advised send catalog Some suppliers charge catalogs some re fund price catalog first order some throw free cataiog order take dim view paying buck little two-sheet catalog having suppliers benefit suppose have put up catalog collectors never intend buy anything least though send catalog owe supplier courtesy big fat stamped self-addressed envelope Maybe will get catalog order form catalog invoice price knows catalog price con veniently available have listed might get free ask real nice information listed based material received after December 1 1979 up date could possibly make FF PRODUCT DIRECTbRY AME see Aero Modeling Enterprises Astro Flight Inc Boucher Robert 13377 Beech Ave. Venice CA 90291 Flectric propsIsio flight attd groond sopport sysfeots sopplies kits Beldridge Willien, 1464s Lafayette 5g. Denver CO 80210 Alsrninttrr Wakefield ototor tobes $17 ppd Misc costont purrs Bills Mcii Order Hobby 903W Asto Lees Sunsnit MO 64063 816 524-1634 Y 0 props Mfgr Blue Ridge Models HerSoon Bill 203 St Johns St. Arden NC 26704 Cotopetitiort sod sport robber-potoer HL glider kits nisc sspplies Cospe dHiver F-30 Boucher Robert see Astro Flight Inc Bowers Hurst see Flyline Models Inc April 1980 35 Mr PeanutScale Dr JohnMartin Miami FL ltemdanglingfromthenoseofhisLaceyM-1O isthe rubber motor Plane AMA Scale Flights have Goodyear blimp hangar out starring Black Sunday Photo Dave Linstrum Acre Modeling Enterprises Gewein Mart Gail PO Boo 11 Cerritos CA 90701 Ex-Muthis HL glider kits Flash 65-Weevil Folly US Kid Stoenpette t5 Mini-Flash Folly-OT MItt Aers-Lite Model 5upplies Plotzhe Ron 36659 Ledgeotone Or. Mt Cletnens Ml 48043 Indoor sopplies otood coodenser popor oticrofilto torqve oseterContinued page 114 etc Mfgr powergd 1979 World Champion FAI Power plane Mario Rocca AD-15 engine built former World Champion Alberto DallOglio Calm down production planned Meuseli WHEELS CONTROL-UNEFREE-FLIGHT VINTAGESMOOTHGOLDEN AGENEW sizes21/iCONTOURsizes2/zBALLOON 3/i3/34234 3/g 13341314 13342/41/2 11443/i1143W11/44/a31/454 11/2511/241/211/2533/4 1/6S/82145141/g61/i SCALE PILOTS DERS ENGINE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS JjLLIAMS SEND 5Ott FOR COMPLETE ILLUSTRATED CATALOG EROS IHZs. DEPT MA PAWNEE ST SAN MARCOS CA 9 HEAD LOCK THE NEW STANDARDFOR GLOW PLUG CONNECTORS CHECK THESE FEATURES twist its locked 2Push twst Its f 3Will come f under heavy engine vibration 4Will short out sPositive spring contact 630 inch lead wire Still atyoirr hobhy p295 dealers & 1 gIF INJITFfl ever associated WCh no matter what type model involved has heard hor ror stories hero stories depending upon viewpoint team members arriving models tatters Sometimes stories funny retrospect however models successfully repaired team member involved has started handicap difficult overcome Whats Needed Obviously desirable endresult effort transport model airplanes around world arrive contest models totally undamaged major hazards shock dropped con tainers vibration various kinds vehicular activity Indoor models aiso sen sitive temperature extremes especially heat Woe unto unwary locks indoor models rented car standing out sum mer sun Such elevated temperatures will warp models quickly very hardest types problems deal especially thousands miles friendly workshop International move ment type material brings forth another unexpected hazardthe Customs spector bother open model containers indoor models can damaged easily unless box opened room low air circulation Take Peek Mr Inspector Ray Harlan isnt first use idea model box well-prepared curious customs spector Photo 2 clearly shows Rays plexiglas inserts very easy show contents box opening boxs weight penalty essentially same before adding windows Two other aspects indoor box design show photocareful mount ing model parts along clever packaging first insures model parts cannot drift around inside box second ailows models carried given size box Other Problems Once models packed box made visible inspectors stand better chance getting Big Meet models intact However models cannot easily removed box contest may damaged haste fly Dan Dominas box seen Photo 3 shows way hinge box parts can reached careful study photo shows fuselage/tail group mounted under wing props under other wing main part box similar arrangement serves two models Mounting Techullques Any mounting fixture indoor model parts must meet four goals First fixture must prevent model com ponent coming out holder box transit part must rotate move around holder Otherwise part may damage nearby part rub against box damage itself Sec ond mounting should minimize transmission external shocks model parts Third fixture should designed easy smooth removal model part box sticking fixture can cause ex cessive force applied model removed box sudden release holding force may cause model strike box another model best model can removed hand Finally fix ture must crush deform model way sure fuselages tail booms will retain alignment during shipmenta very tiny warp tail boom can subtly detract performance manner expected Heres Photo 4 shows Cezar Banks solved mounting accessibility problems whole side box folds down allow easy access several parts time Slotted foam rubber pads firmly hold props hubs encasing prop hooks shock transmission minim ized blades allowed support themselves hubs cannot rotate blades can stack closely together danger foam will easily release prop needed Two wings has removed held friction-fit tubes spacing identical fuselage wings can unplugged just fuselage Two fuselages fit neatly between wings tail surfaces alternating fuselages also use foam-padded fork-type supports hold firmly crushing Props mount under wings short box lid supports two complete models small space yet allows easy access removal Bud Tenny PO Box 545 Richardson TX 75080 FF Duration/Meuser Con finued page 35 Brookenone Co,pany 127 vose Fern Rd. Peterboroogh NH 03458 Small hand taclo misc Mfgr Buwer Model Airplane Co Toner Edward J PO Son 124 Howell NJ 07731 201 363-0845 Robber power CO scale old-taner kits plans Mfgr Cal Acm no longer active See J&R Models CHE Hobblee 10900 Eastwood Ave. Inglewood CA 90304 213 674-1756 Krts classes brands Comp Modnls Kitco d-Ks Micro Blon Ridge Tisson Prnlli robber lobn Ott CPM Prodacta 722 Lennox St. vreka CA 96097916842-4075 Old-tmer kos 30 Soaring Glider $498 ppd 30 Pacific Ace Ok P30 5695 ppd Mfgr Champion Modal Products Sebmoedner George 880 Carmen Ct LaVerne CA 91750 714 599-3348 Coupe dHiver Molcihill kits Ponlb FAI robber misc robberpower Supplies Classic Era Modelpians Oraga John 356 Grand Blvd Bedford OH 44146 Robber-powered scale models 30s 12 30 spat Stahl Lindberg Schroder Storiale $1/list sample Clam James C. see Clemeraft Clemeraft Clam James PO Ban 524 Sand Springs OK 74063 VA gas kits 0km Bird tot 79 USFF Champs Coontry Soy Witch Hawk 1st 79 Nets Cot Ill record Mfgr Cleveland Model & Supply Co. 10307 Detroit Ave. Cleveland OH 44102216 961-3600 Hundreds ot plans some old some now flyrog scale aircraft 114 Model Aviation SCALE RADIO CONTROL Cloudbuster Venture Race-Wings PO Box 2921 Livonia Ml 48150 Set 6 wbber-scale plots 1 3-20 span $5/set ppd Folkerts Crosby Chambermaid Floyd Bean Sm Bearcat Clukey Herb see Flyline Models Crocket Jim see Jim Cronket Replicas Custom Creftsmenship see Kustom Kreftsmanship Dolby Ed see FAI Model Supplies Dubois Gene PO Box C Acushnet MA 02743 617 995-7609 Kits rubber GO electric power Scolesport Peanut 30 Balso stripper Mfgr Car 750 Dye Glen R see Performance Model Parts Eestern Diesel Supply Kulik Al 259 Outweter In. Saddle Brook NJ 07662 Diesel etgines atd supplieo votenomve various mfgrs Estee Industries Penrose CO 81207 Model rocket parts usofol PF fiber tobes hobo nose cones Mfgr 4 Ks Models Inc Kelley Edward C 4202 W 172nd St. Torrence CA 90904 Robber gas power old-timer kits HL glider kits accessories Mfgr FAI Model Supply Dolby Ed PO Box 3997 Torrance CA 90510 Misc kits sopplies classes Pirelli own-brand rubbor Fags Kenork K see KVG Products Fechner Mark A. see Marks Model Engises Fitegibbon Joe see Golden A9e Reproductions Flyline Models Inc Bowers Hurst 2520 Dorr Ave B-li Fairfax VA 22031 Competition-quality robber-power scale kits Mfgr Franks Hobbies Tobia Frank 25 Fairfield Rd. Fairfield NJ 07006 201 227-1975 Misc kits balsa engines supplies Spec old-trmer Galbreeth Doug 707 Second St. Davis CA 95616 916 7532519 Seelig tiwers Olicer engine p00-wooer PAl power Gewein Meet Gail see Aero Modeling Enterpriues Golden Age Reproductions Fitagibbon Joe PO Box 13 Braintree MA 02164 Robber-power scale kits dozens plans Plans book includes 150 plans 30s $450 ppd Mfgr Grega John see Classic Era Modelpt ens Harlan Ray 15 Happy Hollow Rd. Weylend MA 01779 ltdoor beam scale balsa strpper throst bearings 0-rings Mfgr Hatochek Robert L 316 Grosvenor St. Douglaston NY 11363 Circle-zoom tow-book A-i A-2 gliders Mfgr Hi-flight Model Products 43225 Whittier Ave. Hemat CA 92343 714 927-4666 Spars cerdirectronal carbon fiber reinforced plastic faces urethane foam core sizes Mfgr Hobby Hideaway Shipton Dave end Mary Ann RR 2 Box 19 Delevan 1161734 309 244-7359 Diesel engines canyon brands Misc kits Aero-Modeller plans Diesel handbook Hobby Horn Sliff Bob PO Box 3004 Seal Beech CA 90740 714 594-6223 Misc kits plans supplies hardware classes especially oldtimer Hutchinson Tom Rosemary see RM Eseerprises JASCO see Junior Aero Space Co JL Machine Sesvice John Lorbiecki 5847 N 67th St. Milwaukee WI 53216 414 462-5211 Engine rework toning Coo 046-051 Rossold-timer K-Marttimer faceplate Heat bands Bobbins Mfgr J R Models 5021 W Sheridan Phoenix AZ 55035 602 269-3776 020 old-timer kits Playboy Sr Strato Streak Brooklyn Dodger SoLung fvrwerly mfgd Cal Aero Jim Crocket Replicas 1442 N Fruit Ave. Fresno CA 93725 209 237-4414 Misc metal parts rubber gas CDa Balsa stripper Tee shirts Survival Kit waist pack Mfgr Cat $1 Jetno Models see Zeic C Co Jones Jim 36631 Ledgestone Mt Clemens Ml 46043 313 791-0651 Balsa stripper rubber vtrrpper prop-molding form utility knfe baldes razor bladvo Mfgr Junior Aero Space Co Zaic Frank PO Box 136 Nanthridge CA 91324 Kits Fling-Hi 0-12 HLG Flash X-t2 PlashX-tt rubberpower Hi-Start 0-24 1 $560 ppd Yvarbooks Mfgr KVG Prodonts Fags Kevork K 236 Thayer St River-Vale NJ 07675 Va4 tank mount balsa stripper balsa planes dihedral igs spring winder Mfgr K W Enterprises Kerr Tom Waldner Arnold 7524 Lexieggon Ave. Philadelphia PA 19152 215 331-4690 Fiberglass props sizes Prop brake Pitch gagv Mfgr Keeler Ira J 572 Deodere St. Vaceville CA 95655 Old-trmer model plans Reprints ofearlycatalogs Wood plastrc props Custom work Mfgr Kalfey Edward C. see 4 Ks Modetu Inn Kerr Tom see K W Enterprises Kinco Simpson Gene 4327 MoDermed Dr. Houston TX 77035 713 723-9413 Competition gas kits /aA thru 0 Mini-Pearl etc HLG profile scale plans Mfgr Kite Site 3103 M St. NW Washington DC 20007 2029654230 Materials Mylar tmssue silkspan fiberglass rod 6061 alumtubmng mn 4 6 lengths mrsc Mfgr Klcuse Joe see Kustam Kraftumanship Kulik Al see Eastern Diesel Supply Kustom Kraftsmensbip Klause Joe PO Boo 2699 Laguna Hills CA 92653 714 530-5162 Customized Coo engines custom parts wroc stock engines gaspower accessormes Lamb Bob 45 5 Wbitcowb Ave Indianapolis IN 46241 32 plans old-timer HLgliders SOC 2 plans mint 2samplv plans St stamp Lees Hobbies 11902 La Belfa Ave. Sunnyvate CA 94087 Peanut scale HL glider kits Three-gram detherwalizer kit Mfgr Lorbiecki John see JL Machine Sewice Meissnic Models Maientio Tom 3273 West 129th St. Cleveland OH 44111 Misc comp sport old-timer scaly hints rubber pownr gas Misc supplres Majestic Tom see Majestic Models Marks Model Enginen Fechner Mark 4456W 3145 So. Salt Lake City UT 54120 801 965-3495 Old-trwer engines parts new used repro Engine rastoratron Soy sell swap bunch Mfgr Mattes Bob see Mattes Sales Mattes Sales Bob Mattes 3042 Willow Wood Rd. St Charles MO 63301 314 447-7532 Straight tapered fiberglass tubes fur gas glider Wakefield Rossi brake Mfgr Micro-X Products Skrjanc GeraldA PO5os1063 brain OH April 1980 115 Serious model builders have reading MODEL AIRPLANE NEWS fifty years Theres good reason MODEL AIRPLANE NEWS original model airplane magazine 50 years continued complete infor mative model magazine market feature construction articles Radio Control planes cars sailboats powerboats plus full coverage Free Flight Control Line addition magazine carry in-depth Engine Review month [v32][b-1-10-1-10]]1 MODEL AIRPLANE NEWSSUBSCRIPTION PRICES I 837 Post Road1 year $1400 Darien CT 06820Canada add $100 other countries add $275 IPayment countries must US funds Name____________________________________________ Address_____________________________________________________[v33][b14681268192610940]]I ____________________________________________________________[v32][b55213406200]]_____________________________________________ _____ _______________________________________________________ I CityStateZip El IVe enclosed check money order US funds ONLYI Master Charge/Visa Number______________________ ____________________________________________________________[v32][b75414905100]]_____________________________________________ _______________[v32][b120014906100]]I IExpiration dBteSignature INew subscription processing normally takes 6 8 weeksI Subscribe Now $1400 POWR-MITE DUAL SHAFT SANDER* Plus 2fl0 Shppr FACTORY DIRECT Thousands sold 3995 compact high quality bench model disc sander general hobby use Double ended motor shaft grinding wheel drum sander buffer can attached disturbing motor warranty rlC 110/120 volts AC U year limited FREE $500 CERTI FICATE UL approved motor U Fully adjustable tilt table limited time sander will contain coupon good Fully assembled bench tested $500 worth accessoriessand Large over 12 sqinches sanding area ing disc grinding wheel etc shown grindino wheel artuohed ting arbor rod sndng wheel no insloderl P0 Box 5 2294 Mimosa Lane POWRMITELake Havasu City AZ 96403 ENIIRPRISIS602855-31a5 NEW Ducted Fan RC Scale Plans in/spanlength price SR 71 reconnaissance 1 le2400r45engines5541077 $3250 F9F5 PantherDynajetor Fan3554g51450 F86D Sabre" 43471450 F8 Crusader" 38531450 u2 Spyplane 1035251450 F86L Sabreuc Dynajet only373751250 F4J PhantomRC 51450 Propeller Driven P38 LightningRC 2 4045 eng52381250 P39 AiracobreRC 2 4580 51441250 P40 MarhaukRC 24560 37531751250 P828 Twin MustangRC 2 2540 523651250 177 Cessna CardinalRC eo engine725551250 Plans Full Size Working Plans Prices subject $150 first-class postage pay check allow 10 days Send check money order RALPH SALDIVAR 1608 LANDES Ct MODESTO CA 95350 USA 44055 ZiS 2828354 Indoorsupplies balsa rubber microfilm misc Scale rubberpower kits Mfgr Moody C P Lucky see CPM Products Mooney Waft 2912 Cabrillo Mesa Dr. San Diego CA 92123 Plight-toted Peanut Scale piano three sets 14 set plus non-Peanut $5/oct ppd NFFS Plane Publications Teraian Fred 4858 Moorpark Ave. San Jose CA 95129 Plans galore NPFS Symposium reports NFFS Digest beck issues world champs plans book Misc NFF5 supplies IThomlsson Marty aod Karen 2012 Landos Ln. Sacramento CA 95826 916 451-1076 Misc Pf sopplies sorts Noonan Jim see Oldtimer Models OK Engines PO Boo 40 Mohawk NY 13407 Engines parts sew used OK other brands Ignition parts Oldtimer Models Jim Noonan POSes 18002 Milwaukee WI 5321a Misc plans kits supplies publications Oldtimer scale modern Robber balsa tissue Mfgr Cat SOc P & W Model Service see Hobby Horn Packard ET. see Cleveland Model fr Supply Co Peck Polymers Peck Bob Sandy PO Boo 2498 La Mesa CA 92041 714 459-8875 714 442-4838 Misc robberpower COa kits plans parts supplies Peanut Scale Brown engines rubber Mfgr Performance Model Parts Inc Dye Itlen R 1015 S 8th St. Minneapolis MN 55415 612 3393805 TWA cogines Special parts Coo Ross Mlgr Pinto Joe end Maria see NFF5 Supplies Plotake Ron see Aerolite Model supplies 116 Model Aviation Pond John Old Time Plan Service P0600 3215 San Jose CA 85156 408 292-3382 Hundreds plans fur old-timer models description RM Enterprises Hutehinson Tom Rosemary 3255 NW Crocker In. Albany OR 87321 Kits Ultimate Orugmasrer A2 glider Maccrick 4A gas Zingo PAl Power Mfgr Race-Wings see Cloudhuster Venture Schmidt Custom Kits 11948 Franklin Blvd. Elk Grove CA 95824 916 685-3627 after 8 pm Short kits old-timers John Ponds list Y 0 props Redwood spruce strip Sckroedter George see Champion Model Products Shipton Dave end Mary Ann see Hobby Hideaway Simpson Gene see Kinco Sknjeec Gerald A. see Micro-X Products Sliff Bob see Hobby Horn Small Parts Inc. 6901 NE Third Ave. Miami FL 33138 Snerything imatinable small hardware Tubing screws mci mntric gears washers Superior Aircraft Materials Taibi Mike PO Boo 8082 Long Beach CA 80808 Balsa sizestrades quantltiec Die cuttingforkit manufacturers Mfgr SwenAl R Swenson Dick 7373 N Teatonia Apt 9 Milwaukee WI 53209 Alloy engine pan-mount PAl power Swenson Dick see SmenAIR TWA Engines see Performance Model Parts Inc Taibi Mike see Superior Aircraft Materials Teruien Fred see NFFS Plane end Publicatboos Thompeon Marty Karen see NFF5 Supplies Tobia Frank see Franks Hobbies Toner Edward J see Buzzer Model Airplane Co Tumer Ed 3544 Granada Dr. Fort Worth TX 76118 Czech-made Russian-type towline glider launching device Cur rently ocr stock VI prodacts 7871 Alebawa Ave #16 Canoga Park CA 91304 Electric propulsion flight ground support systems supplies kits Hytork 48 motor nicads Vista Labs see VI Products Waldner Arnold see K W Enterprises Wallock Gene see Hobby Horn Wrlliamn Bros. Inc 181 Pawnee St. San Maroon CA 92069 714 748-3082 Plastic acces scale models tngines mach guns wheels pilots props etc Mfgr V and 0 Props see Bills Mail Order Hobby Zaic C Co. Inc Jetco 883 Lexington Ave. Brooklyn NY 11221 Kitofor PP Sport Fpccmpetrtion classes Peanut EmbryoAt A2 HL gliders VaA Gas Gas Scale Mfgr Zaic Frank see Junior Aero Space Co Bob Meuser 4200 Gregory St Oakland CA 94619 Aipha/Palumbo Continued page 38 3 Using square project locations ribs up plan mark locations LE aileron spar Mark off centerline LE aileron spar rib location 4 Glue ribs between LE aileron spar centerline rib coincides centerlines LE aileron spar location Insure squareness ribs building surface using square 5 Cement 5/4 X oubler between Ri R2 6 Cement pruce spars notches ribs 7 Cement 1/16 balsa LE TE sheeting right-hand wing panel cut-outs R2 R3 R4 LG block facing down also sheet centersection Ri R4 before turning panel over 8 Turn panel over Reposition support blocks sheet LE TE 9 To make left-hand panel repeat steps 1 through 7 except now cut-outs R2 R3 R4 will face up sheet center section before turning left panel over Turn left panel over reposition support blocks sheet LE TE Sheet centersection 10 youve followed instructions correctiy up point should have right left wing panel top centersection sheeted bottom centersection sheeted Now epoxy 1/16 ply rib doublers R2 R4 11 Install LG blocks trunnion blocks 38in triangle either side 1/16 ply dowel support between spars between Ri R2 Trial fit 5/32 LG before sheeting undersides panel Note centersection sheeting over underside should extend out end LG block about nd R4 12 Cement Xl/16 cap strips R5 through Ri 1 Wing tip blocks carved hollowed cemented paneL 13 Bend torque rods ailerons using se piece 5/32 aluminum tubing bearing around torque rods ill fit very nicely standard piece K&S 5/32 tubing Notch trailing edge stock accept torque rods 14 Cement trailing edge torque rods inserted wing panels extremely careful
Edition: Model Aviation - 1980/04
Page Numbers: 34, 35, 114, 115, 116
DURATION Bob Meuser Hurry Sympo 80 Final Call NFFS soliciting papers 1980 Symposium publication Papers should address some aspect science art free-flight model aviation Send short abstract pro posed paper immediately Bob Dodds PO Box 436 Ranc/io Santa Fe CA 92067 Improved towbook Hatschek Hook update circle-tow zoom-launch towhook Nor dic gliders see column May 1977 has used serious glider fliers coun try glider flying taken seriously has excellent track record Now Bob has designed feature can easily added towhook add automatic timer-start function DT timer starts operating towbook unlatched price towbook $20 US Canada ppd first class mail $21 elsewhere airmail stamped addressed envelope will get structions adding timer-start function Bob Hatschek 316 Grosvenor St Douglaston NY 11363 modelers bookshelf International Symposium Report confused NFFS Symposium reports NFFS World Champs Planbook NFFS World Champs Tech Task Force Report called 1979 NFFS International Sym posium Report covers papers presented Sympo held 1979 World Champs last October paper presented both French English Included following papers Differ ential Chord Merv Buckmaster Aus tralia paper discusses virtues using wider chord inside wing compensate its lower velocity presents theory practical results obtained A-i A-2 gliders Wakefield models Propeller Design Analysis Modellers E Eugene Larrabee Larrabees credentials clude winning first rubber power 1949 Plymouth meet being designer prop Gossamer Albatross Associate Professorship MIT presents method designing optimized props method analyzing particular prop some appli cations aeromodeling 2 Coupes dHiver Aerodynamiques Comparees Jean Want zenriether Jeans credentials include being Catholic priest experienced suc cessful competition free fighter compares glide-test results two Coupes having dras tically different airfoils draws some sur prising conclusions analysis data New Look Propeller Airfoils Paul Van Leuven Australia Paul took new 73*j / {-l Q N N / $7 S prop airfoil designed full-size props bent around mean line having camber came up Wakefield prop miles ahead earlier ones Pauls credentials clude getting fly-offs 1979 World Champs little less bad luck might well have World Champ Ex perience High-Aspect Wakefield Models Jean Claude Neglais Paper pre sented Reiner Hofsaess West Germany high-AR Wakes Espadon Es pada well known Neglais co conspirators development high-AR Wakes Emile Gouverne model ap peared column Dec 1977 paper includes three-views five strange rather successful birds Reiner described being best Europe get 48 pages report $750 plus $2 postage handling anywhere world buy some Sympo reports Planbook same time $2 postage 8j 23 3 4 5PARS OW TOP ANO bOTTOM SUVACES SQ 2 3j CC 85% 4rft 28 WING1 ii% TI-IK STAB 83% THK FLhT bOTTOM --5 -8 4 -4 43 1-v S fee covers whole works perhaps should send complete publication list Fred Terzian 4858 Moorpark Ave San Jose CA 95129 SHOCAIR A/B FE model shown three-view designed built Mark Woodrey 18-year-old Burleson Texas So far has taken five first places number seconds thirds significant contests including first both B Gas classes 1979 Nats second B Gas 1978 Nats holds both Categories II III B-Gas records Senior-age fliers Mark built Shocer smashed 1977 Nats Following Mark designed Shocair based Shocer significant weight reduction Mark received Planesmen Presidents Award best original design 1978 Shocair Worlds Best Low Speed Airfoil Gossamer 34 Model Aviation sh OCAfl2 MARK WOODEY CL~ K 4 B 325 CLAS5Bk B O 45Q LISSAMAN 7769 AIRFOIL Used Gossamer Albatross X 0 125 250 500 750 10 15 20 30 40 50 60 70 80 90 95 100 Upper 0 225 334 496 615 706 840 926 992 897 696 486 316 181 084 041 0 Lower 0 -164 -201 -230 -230 -216 -170 -138 -106 -091 -075 -060 -045 -030 -016 -008 0 Nose radius 184 center nose circle 185 014 Trailing edge angle chord line upper 450 lower 090 airfoil proprietary Aerovironmental Inc Reprinted permission Albatross airfoil Lissaman 7769 airfoil coordinates shown elsewhere column used peoplepower Gossamer Albatross won sec ond Kremer prize its successful crossing English Channel course computer designed what isnt nowadays sides apples horses Im really sure arent dont know whether de sign specific Reynolds Number Gossamer Albatross hard say whether would better others F/F model Reynolds numbers looks might bears family resemblance very successful foil used Peter Allnutt World Champs A-2 gliders Well present Peters airfoil next month seems certain airfoil would require turbulators some sort model use nose radius seems far too large airfoil develop turbulent boundary upper sur face left its own devices reflexed trail ing edge would tend make airfoil stable should able get away smaller-than-usual horizontal tail load tail moving CG aft trailing edge would have thickened bit F/F model applications unless have source 7-ft razor blades Once again popular demand Free Flight Products Directory hassles free flight knowing obtain some plans kits hardware supplies various sorts need Like last time walked local hobby emporium saw Nordic circle-zoom towhook sitting shelf reel Pirelli rubber peg back wall Hence Directory list far complete did best know suppliers should have included yourself please let know perhaps can update list time time have included suppliers have indicated sell direct mail order also sell through hobby shops check first Im big Oldtimer events little Old-timer material drifts way didnt wont future exclude such material have shunned suppliers run fullpage ads dont need tell about So wont find Carl Goldberg Comet Sig listed shouldnt need tell about Still wonder right Sig example peddles its house brand lots little free flight nifties such ballbearing thrust washers distributor some FAI Supplies Pecks stuff sells direct mail price pay Sig catalog available direct mail hobby shop doesnt carry may well best two bucks ever spent very subjective judgement what include omit have leaned toward cottageindustry enterprises dont claim 100% consistent indexing about way phone book have tried list briefly sorts things various suppliers peddle say misc isnt too lazy make proper list rather supplier simply too wide range things list completely cases would probably well-advised send catalog Some suppliers charge catalogs some re fund price catalog first order some throw free cataiog order take dim view paying buck little two-sheet catalog having suppliers benefit suppose have put up catalog collectors never intend buy anything least though send catalog owe supplier courtesy big fat stamped self-addressed envelope Maybe will get catalog order form catalog invoice price knows catalog price con veniently available have listed might get free ask real nice information listed based material received after December 1 1979 up date could possibly make FF PRODUCT DIRECTbRY AME see Aero Modeling Enterprises Astro Flight Inc Boucher Robert 13377 Beech Ave. Venice CA 90291 Flectric propsIsio flight attd groond sopport sysfeots sopplies kits Beldridge Willien, 1464s Lafayette 5g. Denver CO 80210 Alsrninttrr Wakefield ototor tobes $17 ppd Misc costont purrs Bills Mcii Order Hobby 903W Asto Lees Sunsnit MO 64063 816 524-1634 Y 0 props Mfgr Blue Ridge Models HerSoon Bill 203 St Johns St. Arden NC 26704 Cotopetitiort sod sport robber-potoer HL glider kits nisc sspplies Cospe dHiver F-30 Boucher Robert see Astro Flight Inc Bowers Hurst see Flyline Models Inc April 1980 35 Mr PeanutScale Dr JohnMartin Miami FL ltemdanglingfromthenoseofhisLaceyM-1O isthe rubber motor Plane AMA Scale Flights have Goodyear blimp hangar out starring Black Sunday Photo Dave Linstrum Acre Modeling Enterprises Gewein Mart Gail PO Boo 11 Cerritos CA 90701 Ex-Muthis HL glider kits Flash 65-Weevil Folly US Kid Stoenpette t5 Mini-Flash Folly-OT MItt Aers-Lite Model 5upplies Plotzhe Ron 36659 Ledgeotone Or. Mt Cletnens Ml 48043 Indoor sopplies otood coodenser popor oticrofilto torqve oseterContinued page 114 etc Mfgr powergd 1979 World Champion FAI Power plane Mario Rocca AD-15 engine built former World Champion Alberto DallOglio Calm down production planned Meuseli WHEELS CONTROL-UNEFREE-FLIGHT VINTAGESMOOTHGOLDEN AGENEW sizes21/iCONTOURsizes2/zBALLOON 3/i3/34234 3/g 13341314 13342/41/2 11443/i1143W11/44/a31/454 11/2511/241/211/2533/4 1/6S/82145141/g61/i SCALE PILOTS DERS ENGINE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS JjLLIAMS SEND 5Ott FOR COMPLETE ILLUSTRATED CATALOG EROS IHZs. DEPT MA PAWNEE ST SAN MARCOS CA 9 HEAD LOCK THE NEW STANDARDFOR GLOW PLUG CONNECTORS CHECK THESE FEATURES twist its locked 2Push twst Its f 3Will come f under heavy engine vibration 4Will short out sPositive spring contact 630 inch lead wire Still atyoirr hobhy p295 dealers & 1 gIF INJITFfl ever associated WCh no matter what type model involved has heard hor ror stories hero stories depending upon viewpoint team members arriving models tatters Sometimes stories funny retrospect however models successfully repaired team member involved has started handicap difficult overcome Whats Needed Obviously desirable endresult effort transport model airplanes around world arrive contest models totally undamaged major hazards shock dropped con tainers vibration various kinds vehicular activity Indoor models aiso sen sitive temperature extremes especially heat Woe unto unwary locks indoor models rented car standing out sum mer sun Such elevated temperatures will warp models quickly very hardest types problems deal especially thousands miles friendly workshop International move ment type material brings forth another unexpected hazardthe Customs spector bother open model containers indoor models can damaged easily unless box opened room low air circulation Take Peek Mr Inspector Ray Harlan isnt first use idea model box well-prepared curious customs spector Photo 2 clearly shows Rays plexiglas inserts very easy show contents box opening boxs weight penalty essentially same before adding windows Two other aspects indoor box design show photocareful mount ing model parts along clever packaging first insures model parts cannot drift around inside box second ailows models carried given size box Other Problems Once models packed box made visible inspectors stand better chance getting Big Meet models intact However models cannot easily removed box contest may damaged haste fly Dan Dominas box seen Photo 3 shows way hinge box parts can reached careful study photo shows fuselage/tail group mounted under wing props under other wing main part box similar arrangement serves two models Mounting Techullques Any mounting fixture indoor model parts must meet four goals First fixture must prevent model com ponent coming out holder box transit part must rotate move around holder Otherwise part may damage nearby part rub against box damage itself Sec ond mounting should minimize transmission external shocks model parts Third fixture should designed easy smooth removal model part box sticking fixture can cause ex cessive force applied model removed box sudden release holding force may cause model strike box another model best model can removed hand Finally fix ture must crush deform model way sure fuselages tail booms will retain alignment during shipmenta very tiny warp tail boom can subtly detract performance manner expected Heres Photo 4 shows Cezar Banks solved mounting accessibility problems whole side box folds down allow easy access several parts time Slotted foam rubber pads firmly hold props hubs encasing prop hooks shock transmission minim ized blades allowed support themselves hubs cannot rotate blades can stack closely together danger foam will easily release prop needed Two wings has removed held friction-fit tubes spacing identical fuselage wings can unplugged just fuselage Two fuselages fit neatly between wings tail surfaces alternating fuselages also use foam-padded fork-type supports hold firmly crushing Props mount under wings short box lid supports two complete models small space yet allows easy access removal Bud Tenny PO Box 545 Richardson TX 75080 FF Duration/Meuser Con finued page 35 Brookenone Co,pany 127 vose Fern Rd. Peterboroogh NH 03458 Small hand taclo misc Mfgr Buwer Model Airplane Co Toner Edward J PO Son 124 Howell NJ 07731 201 363-0845 Robber power CO scale old-taner kits plans Mfgr Cal Acm no longer active See J&R Models CHE Hobblee 10900 Eastwood Ave. Inglewood CA 90304 213 674-1756 Krts classes brands Comp Modnls Kitco d-Ks Micro Blon Ridge Tisson Prnlli robber lobn Ott CPM Prodacta 722 Lennox St. vreka CA 96097916842-4075 Old-tmer kos 30 Soaring Glider $498 ppd 30 Pacific Ace Ok P30 5695 ppd Mfgr Champion Modal Products Sebmoedner George 880 Carmen Ct LaVerne CA 91750 714 599-3348 Coupe dHiver Molcihill kits Ponlb FAI robber misc robberpower Supplies Classic Era Modelpians Oraga John 356 Grand Blvd Bedford OH 44146 Robber-powered scale models 30s 12 30 spat Stahl Lindberg Schroder Storiale $1/list sample Clam James C. see Clemeraft Clemeraft Clam James PO Ban 524 Sand Springs OK 74063 VA gas kits 0km Bird tot 79 USFF Champs Coontry Soy Witch Hawk 1st 79 Nets Cot Ill record Mfgr Cleveland Model & Supply Co. 10307 Detroit Ave. Cleveland OH 44102216 961-3600 Hundreds ot plans some old some now flyrog scale aircraft 114 Model Aviation SCALE RADIO CONTROL Cloudbuster Venture Race-Wings PO Box 2921 Livonia Ml 48150 Set 6 wbber-scale plots 1 3-20 span $5/set ppd Folkerts Crosby Chambermaid Floyd Bean Sm Bearcat Clukey Herb see Flyline Models Crocket Jim see Jim Cronket Replicas Custom Creftsmenship see Kustom Kreftsmanship Dolby Ed see FAI Model Supplies Dubois Gene PO Box C Acushnet MA 02743 617 995-7609 Kits rubber GO electric power Scolesport Peanut 30 Balso stripper Mfgr Car 750 Dye Glen R see Performance Model Parts Eestern Diesel Supply Kulik Al 259 Outweter In. Saddle Brook NJ 07662 Diesel etgines atd supplieo votenomve various mfgrs Estee Industries Penrose CO 81207 Model rocket parts usofol PF fiber tobes hobo nose cones Mfgr 4 Ks Models Inc Kelley Edward C 4202 W 172nd St. Torrence CA 90904 Robber gas power old-timer kits HL glider kits accessories Mfgr FAI Model Supply Dolby Ed PO Box 3997 Torrance CA 90510 Misc kits sopplies classes Pirelli own-brand rubbor Fags Kenork K see KVG Products Fechner Mark A. see Marks Model Engises Fitegibbon Joe see Golden A9e Reproductions Flyline Models Inc Bowers Hurst 2520 Dorr Ave B-li Fairfax VA 22031 Competition-quality robber-power scale kits Mfgr Franks Hobbies Tobia Frank 25 Fairfield Rd. Fairfield NJ 07006 201 227-1975 Misc kits balsa engines supplies Spec old-trmer Galbreeth Doug 707 Second St. Davis CA 95616 916 7532519 Seelig tiwers Olicer engine p00-wooer PAl power Gewein Meet Gail see Aero Modeling Enterpriues Golden Age Reproductions Fitagibbon Joe PO Box 13 Braintree MA 02164 Robber-power scale kits dozens plans Plans book includes 150 plans 30s $450 ppd Mfgr Grega John see Classic Era Modelpt ens Harlan Ray 15 Happy Hollow Rd. Weylend MA 01779 ltdoor beam scale balsa strpper throst bearings 0-rings Mfgr Hatochek Robert L 316 Grosvenor St. Douglaston NY 11363 Circle-zoom tow-book A-i A-2 gliders Mfgr Hi-flight Model Products 43225 Whittier Ave. Hemat CA 92343 714 927-4666 Spars cerdirectronal carbon fiber reinforced plastic faces urethane foam core sizes Mfgr Hobby Hideaway Shipton Dave end Mary Ann RR 2 Box 19 Delevan 1161734 309 244-7359 Diesel engines canyon brands Misc kits Aero-Modeller plans Diesel handbook Hobby Horn Sliff Bob PO Box 3004 Seal Beech CA 90740 714 594-6223 Misc kits plans supplies hardware classes especially oldtimer Hutchinson Tom Rosemary see RM Eseerprises JASCO see Junior Aero Space Co JL Machine Sesvice John Lorbiecki 5847 N 67th St. Milwaukee WI 53216 414 462-5211 Engine rework toning Coo 046-051 Rossold-timer K-Marttimer faceplate Heat bands Bobbins Mfgr J R Models 5021 W Sheridan Phoenix AZ 55035 602 269-3776 020 old-timer kits Playboy Sr Strato Streak Brooklyn Dodger SoLung fvrwerly mfgd Cal Aero Jim Crocket Replicas 1442 N Fruit Ave. Fresno CA 93725 209 237-4414 Misc metal parts rubber gas CDa Balsa stripper Tee shirts Survival Kit waist pack Mfgr Cat $1 Jetno Models see Zeic C Co Jones Jim 36631 Ledgestone Mt Clemens Ml 46043 313 791-0651 Balsa stripper rubber vtrrpper prop-molding form utility knfe baldes razor bladvo Mfgr Junior Aero Space Co Zaic Frank PO Box 136 Nanthridge CA 91324 Kits Fling-Hi 0-12 HLG Flash X-t2 PlashX-tt rubberpower Hi-Start 0-24 1 $560 ppd Yvarbooks Mfgr KVG Prodonts Fags Kevork K 236 Thayer St River-Vale NJ 07675 Va4 tank mount balsa stripper balsa planes dihedral igs spring winder Mfgr K W Enterprises Kerr Tom Waldner Arnold 7524 Lexieggon Ave. Philadelphia PA 19152 215 331-4690 Fiberglass props sizes Prop brake Pitch gagv Mfgr Keeler Ira J 572 Deodere St. Vaceville CA 95655 Old-trmer model plans Reprints ofearlycatalogs Wood plastrc props Custom work Mfgr Kalfey Edward C. see 4 Ks Modetu Inn Kerr Tom see K W Enterprises Kinco Simpson Gene 4327 MoDermed Dr. Houston TX 77035 713 723-9413 Competition gas kits /aA thru 0 Mini-Pearl etc HLG profile scale plans Mfgr Kite Site 3103 M St. NW Washington DC 20007 2029654230 Materials Mylar tmssue silkspan fiberglass rod 6061 alumtubmng mn 4 6 lengths mrsc Mfgr Klcuse Joe see Kustam Kraftumanship Kulik Al see Eastern Diesel Supply Kustom Kraftsmensbip Klause Joe PO Boo 2699 Laguna Hills CA 92653 714 530-5162 Customized Coo engines custom parts wroc stock engines gaspower accessormes Lamb Bob 45 5 Wbitcowb Ave Indianapolis IN 46241 32 plans old-timer HLgliders SOC 2 plans mint 2samplv plans St stamp Lees Hobbies 11902 La Belfa Ave. Sunnyvate CA 94087 Peanut scale HL glider kits Three-gram detherwalizer kit Mfgr Lorbiecki John see JL Machine Sewice Meissnic Models Maientio Tom 3273 West 129th St. Cleveland OH 44111 Misc comp sport old-timer scaly hints rubber pownr gas Misc supplres Majestic Tom see Majestic Models Marks Model Enginen Fechner Mark 4456W 3145 So. Salt Lake City UT 54120 801 965-3495 Old-trwer engines parts new used repro Engine rastoratron Soy sell swap bunch Mfgr Mattes Bob see Mattes Sales Mattes Sales Bob Mattes 3042 Willow Wood Rd. St Charles MO 63301 314 447-7532 Straight tapered fiberglass tubes fur gas glider Wakefield Rossi brake Mfgr Micro-X Products Skrjanc GeraldA PO5os1063 brain OH April 1980 115 Serious model builders have reading MODEL AIRPLANE NEWS fifty years Theres good reason MODEL AIRPLANE NEWS original model airplane magazine 50 years continued complete infor mative model magazine market feature construction articles Radio Control planes cars sailboats powerboats plus full coverage Free Flight Control Line addition magazine carry in-depth Engine Review month [v32][b-1-10-1-10]]1 MODEL AIRPLANE NEWSSUBSCRIPTION PRICES I 837 Post Road1 year $1400 Darien CT 06820Canada add $100 other countries add $275 IPayment countries must US funds Name____________________________________________ Address_____________________________________________________[v33][b14681268192610940]]I ____________________________________________________________[v32][b55213406200]]_____________________________________________ _____ _______________________________________________________ I CityStateZip El IVe enclosed check money order US funds ONLYI Master Charge/Visa Number______________________ ____________________________________________________________[v32][b75414905100]]_____________________________________________ _______________[v32][b120014906100]]I IExpiration dBteSignature INew subscription processing normally takes 6 8 weeksI Subscribe Now $1400 POWR-MITE DUAL SHAFT SANDER* Plus 2fl0 Shppr FACTORY DIRECT Thousands sold 3995 compact high quality bench model disc sander general hobby use Double ended motor shaft grinding wheel drum sander buffer can attached disturbing motor warranty rlC 110/120 volts AC U year limited FREE $500 CERTI FICATE UL approved motor U Fully adjustable tilt table limited time sander will contain coupon good Fully assembled bench tested $500 worth accessoriessand Large over 12 sqinches sanding area ing disc grinding wheel etc shown grindino wheel artuohed ting arbor rod sndng wheel no insloderl P0 Box 5 2294 Mimosa Lane POWRMITELake Havasu City AZ 96403 ENIIRPRISIS602855-31a5 NEW Ducted Fan RC Scale Plans in/spanlength price SR 71 reconnaissance 1 le2400r45engines5541077 $3250 F9F5 PantherDynajetor Fan3554g51450 F86D Sabre" 43471450 F8 Crusader" 38531450 u2 Spyplane 1035251450 F86L Sabreuc Dynajet only373751250 F4J PhantomRC 51450 Propeller Driven P38 LightningRC 2 4045 eng52381250 P39 AiracobreRC 2 4580 51441250 P40 MarhaukRC 24560 37531751250 P828 Twin MustangRC 2 2540 523651250 177 Cessna CardinalRC eo engine725551250 Plans Full Size Working Plans Prices subject $150 first-class postage pay check allow 10 days Send check money order RALPH SALDIVAR 1608 LANDES Ct MODESTO CA 95350 USA 44055 ZiS 2828354 Indoorsupplies balsa rubber microfilm misc Scale rubberpower kits Mfgr Moody C P Lucky see CPM Products Mooney Waft 2912 Cabrillo Mesa Dr. San Diego CA 92123 Plight-toted Peanut Scale piano three sets 14 set plus non-Peanut $5/oct ppd NFFS Plane Publications Teraian Fred 4858 Moorpark Ave. San Jose CA 95129 Plans galore NPFS Symposium reports NFFS Digest beck issues world champs plans book Misc NFF5 supplies IThomlsson Marty aod Karen 2012 Landos Ln. Sacramento CA 95826 916 451-1076 Misc Pf sopplies sorts Noonan Jim see Oldtimer Models OK Engines PO Boo 40 Mohawk NY 13407 Engines parts sew used OK other brands Ignition parts Oldtimer Models Jim Noonan POSes 18002 Milwaukee WI 5321a Misc plans kits supplies publications Oldtimer scale modern Robber balsa tissue Mfgr Cat SOc P & W Model Service see Hobby Horn Packard ET. see Cleveland Model fr Supply Co Peck Polymers Peck Bob Sandy PO Boo 2498 La Mesa CA 92041 714 459-8875 714 442-4838 Misc robberpower COa kits plans parts supplies Peanut Scale Brown engines rubber Mfgr Performance Model Parts Inc Dye Itlen R 1015 S 8th St. Minneapolis MN 55415 612 3393805 TWA cogines Special parts Coo Ross Mlgr Pinto Joe end Maria see NFF5 Supplies Plotake Ron see Aerolite Model supplies 116 Model Aviation Pond John Old Time Plan Service P0600 3215 San Jose CA 85156 408 292-3382 Hundreds plans fur old-timer models description RM Enterprises Hutehinson Tom Rosemary 3255 NW Crocker In. Albany OR 87321 Kits Ultimate Orugmasrer A2 glider Maccrick 4A gas Zingo PAl Power Mfgr Race-Wings see Cloudhuster Venture Schmidt Custom Kits 11948 Franklin Blvd. Elk Grove CA 95824 916 685-3627 after 8 pm Short kits old-timers John Ponds list Y 0 props Redwood spruce strip Sckroedter George see Champion Model Products Shipton Dave end Mary Ann see Hobby Hideaway Simpson Gene see Kinco Sknjeec Gerald A. see Micro-X Products Sliff Bob see Hobby Horn Small Parts Inc. 6901 NE Third Ave. Miami FL 33138 Snerything imatinable small hardware Tubing screws mci mntric gears washers Superior Aircraft Materials Taibi Mike PO Boo 8082 Long Beach CA 80808 Balsa sizestrades quantltiec Die cuttingforkit manufacturers Mfgr SwenAl R Swenson Dick 7373 N Teatonia Apt 9 Milwaukee WI 53209 Alloy engine pan-mount PAl power Swenson Dick see SmenAIR TWA Engines see Performance Model Parts Inc Taibi Mike see Superior Aircraft Materials Teruien Fred see NFFS Plane end Publicatboos Thompeon Marty Karen see NFF5 Supplies Tobia Frank see Franks Hobbies Toner Edward J see Buzzer Model Airplane Co Tumer Ed 3544 Granada Dr. Fort Worth TX 76118 Czech-made Russian-type towline glider launching device Cur rently ocr stock VI prodacts 7871 Alebawa Ave #16 Canoga Park CA 91304 Electric propulsion flight ground support systems supplies kits Hytork 48 motor nicads Vista Labs see VI Products Waldner Arnold see K W Enterprises Wallock Gene see Hobby Horn Wrlliamn Bros. Inc 181 Pawnee St. San Maroon CA 92069 714 748-3082 Plastic acces scale models tngines mach guns wheels pilots props etc Mfgr V and 0 Props see Bills Mail Order Hobby Zaic C Co. Inc Jetco 883 Lexington Ave. Brooklyn NY 11221 Kitofor PP Sport Fpccmpetrtion classes Peanut EmbryoAt A2 HL gliders VaA Gas Gas Scale Mfgr Zaic Frank see Junior Aero Space Co Bob Meuser 4200 Gregory St Oakland CA 94619 Aipha/Palumbo Continued page 38 3 Using square project locations ribs up plan mark locations LE aileron spar Mark off centerline LE aileron spar rib location 4 Glue ribs between LE aileron spar centerline rib coincides centerlines LE aileron spar location Insure squareness ribs building surface using square 5 Cement 5/4 X oubler between Ri R2 6 Cement pruce spars notches ribs 7 Cement 1/16 balsa LE TE sheeting right-hand wing panel cut-outs R2 R3 R4 LG block facing down also sheet centersection Ri R4 before turning panel over 8 Turn panel over Reposition support blocks sheet LE TE 9 To make left-hand panel repeat steps 1 through 7 except now cut-outs R2 R3 R4 will face up sheet center section before turning left panel over Turn left panel over reposition support blocks sheet LE TE Sheet centersection 10 youve followed instructions correctiy up point should have right left wing panel top centersection sheeted bottom centersection sheeted Now epoxy 1/16 ply rib doublers R2 R4 11 Install LG blocks trunnion blocks 38in triangle either side 1/16 ply dowel support between spars between Ri R2 Trial fit 5/32 LG before sheeting undersides panel Note centersection sheeting over underside should extend out end LG block about nd R4 12 Cement Xl/16 cap strips R5 through Ri 1 Wing tip blocks carved hollowed cemented paneL 13 Bend torque rods ailerons using se piece 5/32 aluminum tubing bearing around torque rods ill fit very nicely standard piece K&S 5/32 tubing Notch trailing edge stock accept torque rods 14 Cement trailing edge torque rods inserted wing panels extremely careful
Edition: Model Aviation - 1980/04
Page Numbers: 34, 35, 114, 115, 116
DURATION Bob Meuser Hurry Sympo 80 Final Call NFFS soliciting papers 1980 Symposium publication Papers should address some aspect science art free-flight model aviation Send short abstract pro posed paper immediately Bob Dodds PO Box 436 Ranc/io Santa Fe CA 92067 Improved towbook Hatschek Hook update circle-tow zoom-launch towhook Nor dic gliders see column May 1977 has used serious glider fliers coun try glider flying taken seriously has excellent track record Now Bob has designed feature can easily added towhook add automatic timer-start function DT timer starts operating towbook unlatched price towbook $20 US Canada ppd first class mail $21 elsewhere airmail stamped addressed envelope will get structions adding timer-start function Bob Hatschek 316 Grosvenor St Douglaston NY 11363 modelers bookshelf International Symposium Report confused NFFS Symposium reports NFFS World Champs Planbook NFFS World Champs Tech Task Force Report called 1979 NFFS International Sym posium Report covers papers presented Sympo held 1979 World Champs last October paper presented both French English Included following papers Differ ential Chord Merv Buckmaster Aus tralia paper discusses virtues using wider chord inside wing compensate its lower velocity presents theory practical results obtained A-i A-2 gliders Wakefield models Propeller Design Analysis Modellers E Eugene Larrabee Larrabees credentials clude winning first rubber power 1949 Plymouth meet being designer prop Gossamer Albatross Associate Professorship MIT presents method designing optimized props method analyzing particular prop some appli cations aeromodeling 2 Coupes dHiver Aerodynamiques Comparees Jean Want zenriether Jeans credentials include being Catholic priest experienced suc cessful competition free fighter compares glide-test results two Coupes having dras tically different airfoils draws some sur prising conclusions analysis data New Look Propeller Airfoils Paul Van Leuven Australia Paul took new 73*j / {-l Q N N / $7 S prop airfoil designed full-size props bent around mean line having camber came up Wakefield prop miles ahead earlier ones Pauls credentials clude getting fly-offs 1979 World Champs little less bad luck might well have World Champ Ex perience High-Aspect Wakefield Models Jean Claude Neglais Paper pre sented Reiner Hofsaess West Germany high-AR Wakes Espadon Es pada well known Neglais co conspirators development high-AR Wakes Emile Gouverne model ap peared column Dec 1977 paper includes three-views five strange rather successful birds Reiner described being best Europe get 48 pages report $750 plus $2 postage handling anywhere world buy some Sympo reports Planbook same time $2 postage 8j 23 3 4 5PARS OW TOP ANO bOTTOM SUVACES SQ 2 3j CC 85% 4rft 28 WING1 ii% TI-IK STAB 83% THK FLhT bOTTOM --5 -8 4 -4 43 1-v S fee covers whole works perhaps should send complete publication list Fred Terzian 4858 Moorpark Ave San Jose CA 95129 SHOCAIR A/B FE model shown three-view designed built Mark Woodrey 18-year-old Burleson Texas So far has taken five first places number seconds thirds significant contests including first both B Gas classes 1979 Nats second B Gas 1978 Nats holds both Categories II III B-Gas records Senior-age fliers Mark built Shocer smashed 1977 Nats Following Mark designed Shocair based Shocer significant weight reduction Mark received Planesmen Presidents Award best original design 1978 Shocair Worlds Best Low Speed Airfoil Gossamer 34 Model Aviation sh OCAfl2 MARK WOODEY CL~ K 4 B 325 CLAS5Bk B O 45Q LISSAMAN 7769 AIRFOIL Used Gossamer Albatross X 0 125 250 500 750 10 15 20 30 40 50 60 70 80 90 95 100 Upper 0 225 334 496 615 706 840 926 992 897 696 486 316 181 084 041 0 Lower 0 -164 -201 -230 -230 -216 -170 -138 -106 -091 -075 -060 -045 -030 -016 -008 0 Nose radius 184 center nose circle 185 014 Trailing edge angle chord line upper 450 lower 090 airfoil proprietary Aerovironmental Inc Reprinted permission Albatross airfoil Lissaman 7769 airfoil coordinates shown elsewhere column used peoplepower Gossamer Albatross won sec ond Kremer prize its successful crossing English Channel course computer designed what isnt nowadays sides apples horses Im really sure arent dont know whether de sign specific Reynolds Number Gossamer Albatross hard say whether would better others F/F model Reynolds numbers looks might bears family resemblance very successful foil used Peter Allnutt World Champs A-2 gliders Well present Peters airfoil next month seems certain airfoil would require turbulators some sort model use nose radius seems far too large airfoil develop turbulent boundary upper sur face left its own devices reflexed trail ing edge would tend make airfoil stable should able get away smaller-than-usual horizontal tail load tail moving CG aft trailing edge would have thickened bit F/F model applications unless have source 7-ft razor blades Once again popular demand Free Flight Products Directory hassles free flight knowing obtain some plans kits hardware supplies various sorts need Like last time walked local hobby emporium saw Nordic circle-zoom towhook sitting shelf reel Pirelli rubber peg back wall Hence Directory list far complete did best know suppliers should have included yourself please let know perhaps can update list time time have included suppliers have indicated sell direct mail order also sell through hobby shops check first Im big Oldtimer events little Old-timer material drifts way didnt wont future exclude such material have shunned suppliers run fullpage ads dont need tell about So wont find Carl Goldberg Comet Sig listed shouldnt need tell about Still wonder right Sig example peddles its house brand lots little free flight nifties such ballbearing thrust washers distributor some FAI Supplies Pecks stuff sells direct mail price pay Sig catalog available direct mail hobby shop doesnt carry may well best two bucks ever spent very subjective judgement what include omit have leaned toward cottageindustry enterprises dont claim 100% consistent indexing about way phone book have tried list briefly sorts things various suppliers peddle say misc isnt too lazy make proper list rather supplier simply too wide range things list completely cases would probably well-advised send catalog Some suppliers charge catalogs some re fund price catalog first order some throw free cataiog order take dim view paying buck little two-sheet catalog having suppliers benefit suppose have put up catalog collectors never intend buy anything least though send catalog owe supplier courtesy big fat stamped self-addressed envelope Maybe will get catalog order form catalog invoice price knows catalog price con veniently available have listed might get free ask real nice information listed based material received after December 1 1979 up date could possibly make FF PRODUCT DIRECTbRY AME see Aero Modeling Enterprises Astro Flight Inc Boucher Robert 13377 Beech Ave. Venice CA 90291 Flectric propsIsio flight attd groond sopport sysfeots sopplies kits Beldridge Willien, 1464s Lafayette 5g. Denver CO 80210 Alsrninttrr Wakefield ototor tobes $17 ppd Misc costont purrs Bills Mcii Order Hobby 903W Asto Lees Sunsnit MO 64063 816 524-1634 Y 0 props Mfgr Blue Ridge Models HerSoon Bill 203 St Johns St. Arden NC 26704 Cotopetitiort sod sport robber-potoer HL glider kits nisc sspplies Cospe dHiver F-30 Boucher Robert see Astro Flight Inc Bowers Hurst see Flyline Models Inc April 1980 35 Mr PeanutScale Dr JohnMartin Miami FL ltemdanglingfromthenoseofhisLaceyM-1O isthe rubber motor Plane AMA Scale Flights have Goodyear blimp hangar out starring Black Sunday Photo Dave Linstrum Acre Modeling Enterprises Gewein Mart Gail PO Boo 11 Cerritos CA 90701 Ex-Muthis HL glider kits Flash 65-Weevil Folly US Kid Stoenpette t5 Mini-Flash Folly-OT MItt Aers-Lite Model 5upplies Plotzhe Ron 36659 Ledgeotone Or. Mt Cletnens Ml 48043 Indoor sopplies otood coodenser popor oticrofilto torqve oseterContinued page 114 etc Mfgr powergd 1979 World Champion FAI Power plane Mario Rocca AD-15 engine built former World Champion Alberto DallOglio Calm down production planned Meuseli WHEELS CONTROL-UNEFREE-FLIGHT VINTAGESMOOTHGOLDEN AGENEW sizes21/iCONTOURsizes2/zBALLOON 3/i3/34234 3/g 13341314 13342/41/2 11443/i1143W11/44/a31/454 11/2511/241/211/2533/4 1/6S/82145141/g61/i SCALE PILOTS DERS ENGINE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS JjLLIAMS SEND 5Ott FOR COMPLETE ILLUSTRATED CATALOG EROS IHZs. DEPT MA PAWNEE ST SAN MARCOS CA 9 HEAD LOCK THE NEW STANDARDFOR GLOW PLUG CONNECTORS CHECK THESE FEATURES twist its locked 2Push twst Its f 3Will come f under heavy engine vibration 4Will short out sPositive spring contact 630 inch lead wire Still atyoirr hobhy p295 dealers & 1 gIF INJITFfl ever associated WCh no matter what type model involved has heard hor ror stories hero stories depending upon viewpoint team members arriving models tatters Sometimes stories funny retrospect however models successfully repaired team member involved has started handicap difficult overcome Whats Needed Obviously desirable endresult effort transport model airplanes around world arrive contest models totally undamaged major hazards shock dropped con tainers vibration various kinds vehicular activity Indoor models aiso sen sitive temperature extremes especially heat Woe unto unwary locks indoor models rented car standing out sum mer sun Such elevated temperatures will warp models quickly very hardest types problems deal especially thousands miles friendly workshop International move ment type material brings forth another unexpected hazardthe Customs spector bother open model containers indoor models can damaged easily unless box opened room low air circulation Take Peek Mr Inspector Ray Harlan isnt first use idea model box well-prepared curious customs spector Photo 2 clearly shows Rays plexiglas inserts very easy show contents box opening boxs weight penalty essentially same before adding windows Two other aspects indoor box design show photocareful mount ing model parts along clever packaging first insures model parts cannot drift around inside box second ailows models carried given size box Other Problems Once models packed box made visible inspectors stand better chance getting Big Meet models intact However models cannot easily removed box contest may damaged haste fly Dan Dominas box seen Photo 3 shows way hinge box parts can reached careful study photo shows fuselage/tail group mounted under wing props under other wing main part box similar arrangement serves two models Mounting Techullques Any mounting fixture indoor model parts must meet four goals First fixture must prevent model com ponent coming out holder box transit part must rotate move around holder Otherwise part may damage nearby part rub against box damage itself Sec ond mounting should minimize transmission external shocks model parts Third fixture should designed easy smooth removal model part box sticking fixture can cause ex cessive force applied model removed box sudden release holding force may cause model strike box another model best model can removed hand Finally fix ture must crush deform model way sure fuselages tail booms will retain alignment during shipmenta very tiny warp tail boom can subtly detract performance manner expected Heres Photo 4 shows Cezar Banks solved mounting accessibility problems whole side box folds down allow easy access several parts time Slotted foam rubber pads firmly hold props hubs encasing prop hooks shock transmission minim ized blades allowed support themselves hubs cannot rotate blades can stack closely together danger foam will easily release prop needed Two wings has removed held friction-fit tubes spacing identical fuselage wings can unplugged just fuselage Two fuselages fit neatly between wings tail surfaces alternating fuselages also use foam-padded fork-type supports hold firmly crushing Props mount under wings short box lid supports two complete models small space yet allows easy access removal Bud Tenny PO Box 545 Richardson TX 75080 FF Duration/Meuser Con finued page 35 Brookenone Co,pany 127 vose Fern Rd. Peterboroogh NH 03458 Small hand taclo misc Mfgr Buwer Model Airplane Co Toner Edward J PO Son 124 Howell NJ 07731 201 363-0845 Robber power CO scale old-taner kits plans Mfgr Cal Acm no longer active See J&R Models CHE Hobblee 10900 Eastwood Ave. Inglewood CA 90304 213 674-1756 Krts classes brands Comp Modnls Kitco d-Ks Micro Blon Ridge Tisson Prnlli robber lobn Ott CPM Prodacta 722 Lennox St. vreka CA 96097916842-4075 Old-tmer kos 30 Soaring Glider $498 ppd 30 Pacific Ace Ok P30 5695 ppd Mfgr Champion Modal Products Sebmoedner George 880 Carmen Ct LaVerne CA 91750 714 599-3348 Coupe dHiver Molcihill kits Ponlb FAI robber misc robberpower Supplies Classic Era Modelpians Oraga John 356 Grand Blvd Bedford OH 44146 Robber-powered scale models 30s 12 30 spat Stahl Lindberg Schroder Storiale $1/list sample Clam James C. see Clemeraft Clemeraft Clam James PO Ban 524 Sand Springs OK 74063 VA gas kits 0km Bird tot 79 USFF Champs Coontry Soy Witch Hawk 1st 79 Nets Cot Ill record Mfgr Cleveland Model & Supply Co. 10307 Detroit Ave. Cleveland OH 44102216 961-3600 Hundreds ot plans some old some now flyrog scale aircraft 114 Model Aviation SCALE RADIO CONTROL Cloudbuster Venture Race-Wings PO Box 2921 Livonia Ml 48150 Set 6 wbber-scale plots 1 3-20 span $5/set ppd Folkerts Crosby Chambermaid Floyd Bean Sm Bearcat Clukey Herb see Flyline Models Crocket Jim see Jim Cronket Replicas Custom Creftsmenship see Kustom Kreftsmanship Dolby Ed see FAI Model Supplies Dubois Gene PO Box C Acushnet MA 02743 617 995-7609 Kits rubber GO electric power Scolesport Peanut 30 Balso stripper Mfgr Car 750 Dye Glen R see Performance Model Parts Eestern Diesel Supply Kulik Al 259 Outweter In. Saddle Brook NJ 07662 Diesel etgines atd supplieo votenomve various mfgrs Estee Industries Penrose CO 81207 Model rocket parts usofol PF fiber tobes hobo nose cones Mfgr 4 Ks Models Inc Kelley Edward C 4202 W 172nd St. Torrence CA 90904 Robber gas power old-timer kits HL glider kits accessories Mfgr FAI Model Supply Dolby Ed PO Box 3997 Torrance CA 90510 Misc kits sopplies classes Pirelli own-brand rubbor Fags Kenork K see KVG Products Fechner Mark A. see Marks Model Engises Fitegibbon Joe see Golden A9e Reproductions Flyline Models Inc Bowers Hurst 2520 Dorr Ave B-li Fairfax VA 22031 Competition-quality robber-power scale kits Mfgr Franks Hobbies Tobia Frank 25 Fairfield Rd. Fairfield NJ 07006 201 227-1975 Misc kits balsa engines supplies Spec old-trmer Galbreeth Doug 707 Second St. Davis CA 95616 916 7532519 Seelig tiwers Olicer engine p00-wooer PAl power Gewein Meet Gail see Aero Modeling Enterpriues Golden Age Reproductions Fitagibbon Joe PO Box 13 Braintree MA 02164 Robber-power scale kits dozens plans Plans book includes 150 plans 30s $450 ppd Mfgr Grega John see Classic Era Modelpt ens Harlan Ray 15 Happy Hollow Rd. Weylend MA 01779 ltdoor beam scale balsa strpper throst bearings 0-rings Mfgr Hatochek Robert L 316 Grosvenor St. Douglaston NY 11363 Circle-zoom tow-book A-i A-2 gliders Mfgr Hi-flight Model Products 43225 Whittier Ave. Hemat CA 92343 714 927-4666 Spars cerdirectronal carbon fiber reinforced plastic faces urethane foam core sizes Mfgr Hobby Hideaway Shipton Dave end Mary Ann RR 2 Box 19 Delevan 1161734 309 244-7359 Diesel engines canyon brands Misc kits Aero-Modeller plans Diesel handbook Hobby Horn Sliff Bob PO Box 3004 Seal Beech CA 90740 714 594-6223 Misc kits plans supplies hardware classes especially oldtimer Hutchinson Tom Rosemary see RM Eseerprises JASCO see Junior Aero Space Co JL Machine Sesvice John Lorbiecki 5847 N 67th St. Milwaukee WI 53216 414 462-5211 Engine rework toning Coo 046-051 Rossold-timer K-Marttimer faceplate Heat bands Bobbins Mfgr J R Models 5021 W Sheridan Phoenix AZ 55035 602 269-3776 020 old-timer kits Playboy Sr Strato Streak Brooklyn Dodger SoLung fvrwerly mfgd Cal Aero Jim Crocket Replicas 1442 N Fruit Ave. Fresno CA 93725 209 237-4414 Misc metal parts rubber gas CDa Balsa stripper Tee shirts Survival Kit waist pack Mfgr Cat $1 Jetno Models see Zeic C Co Jones Jim 36631 Ledgestone Mt Clemens Ml 46043 313 791-0651 Balsa stripper rubber vtrrpper prop-molding form utility knfe baldes razor bladvo Mfgr Junior Aero Space Co Zaic Frank PO Box 136 Nanthridge CA 91324 Kits Fling-Hi 0-12 HLG Flash X-t2 PlashX-tt rubberpower Hi-Start 0-24 1 $560 ppd Yvarbooks Mfgr KVG Prodonts Fags Kevork K 236 Thayer St River-Vale NJ 07675 Va4 tank mount balsa stripper balsa planes dihedral igs spring winder Mfgr K W Enterprises Kerr Tom Waldner Arnold 7524 Lexieggon Ave. Philadelphia PA 19152 215 331-4690 Fiberglass props sizes Prop brake Pitch gagv Mfgr Keeler Ira J 572 Deodere St. Vaceville CA 95655 Old-trmer model plans Reprints ofearlycatalogs Wood plastrc props Custom work Mfgr Kalfey Edward C. see 4 Ks Modetu Inn Kerr Tom see K W Enterprises Kinco Simpson Gene 4327 MoDermed Dr. Houston TX 77035 713 723-9413 Competition gas kits /aA thru 0 Mini-Pearl etc HLG profile scale plans Mfgr Kite Site 3103 M St. NW Washington DC 20007 2029654230 Materials Mylar tmssue silkspan fiberglass rod 6061 alumtubmng mn 4 6 lengths mrsc Mfgr Klcuse Joe see Kustam Kraftumanship Kulik Al see Eastern Diesel Supply Kustom Kraftsmensbip Klause Joe PO Boo 2699 Laguna Hills CA 92653 714 530-5162 Customized Coo engines custom parts wroc stock engines gaspower accessormes Lamb Bob 45 5 Wbitcowb Ave Indianapolis IN 46241 32 plans old-timer HLgliders SOC 2 plans mint 2samplv plans St stamp Lees Hobbies 11902 La Belfa Ave. Sunnyvate CA 94087 Peanut scale HL glider kits Three-gram detherwalizer kit Mfgr Lorbiecki John see JL Machine Sewice Meissnic Models Maientio Tom 3273 West 129th St. Cleveland OH 44111 Misc comp sport old-timer scaly hints rubber pownr gas Misc supplres Majestic Tom see Majestic Models Marks Model Enginen Fechner Mark 4456W 3145 So. Salt Lake City UT 54120 801 965-3495 Old-trwer engines parts new used repro Engine rastoratron Soy sell swap bunch Mfgr Mattes Bob see Mattes Sales Mattes Sales Bob Mattes 3042 Willow Wood Rd. St Charles MO 63301 314 447-7532 Straight tapered fiberglass tubes fur gas glider Wakefield Rossi brake Mfgr Micro-X Products Skrjanc GeraldA PO5os1063 brain OH April 1980 115 Serious model builders have reading MODEL AIRPLANE NEWS fifty years Theres good reason MODEL AIRPLANE NEWS original model airplane magazine 50 years continued complete infor mative model magazine market feature construction articles Radio Control planes cars sailboats powerboats plus full coverage Free Flight Control Line addition magazine carry in-depth Engine Review month [v32][b-1-10-1-10]]1 MODEL AIRPLANE NEWSSUBSCRIPTION PRICES I 837 Post Road1 year $1400 Darien CT 06820Canada add $100 other countries add $275 IPayment countries must US funds Name____________________________________________ Address_____________________________________________________[v33][b14681268192610940]]I ____________________________________________________________[v32][b55213406200]]_____________________________________________ _____ _______________________________________________________ I CityStateZip El IVe enclosed check money order US funds ONLYI Master Charge/Visa Number______________________ ____________________________________________________________[v32][b75414905100]]_____________________________________________ _______________[v32][b120014906100]]I IExpiration dBteSignature INew subscription processing normally takes 6 8 weeksI Subscribe Now $1400 POWR-MITE DUAL SHAFT SANDER* Plus 2fl0 Shppr FACTORY DIRECT Thousands sold 3995 compact high quality bench model disc sander general hobby use Double ended motor shaft grinding wheel drum sander buffer can attached disturbing motor warranty rlC 110/120 volts AC U year limited FREE $500 CERTI FICATE UL approved motor U Fully adjustable tilt table limited time sander will contain coupon good Fully assembled bench tested $500 worth accessoriessand Large over 12 sqinches sanding area ing disc grinding wheel etc shown grindino wheel artuohed ting arbor rod sndng wheel no insloderl P0 Box 5 2294 Mimosa Lane POWRMITELake Havasu City AZ 96403 ENIIRPRISIS602855-31a5 NEW Ducted Fan RC Scale Plans in/spanlength price SR 71 reconnaissance 1 le2400r45engines5541077 $3250 F9F5 PantherDynajetor Fan3554g51450 F86D Sabre" 43471450 F8 Crusader" 38531450 u2 Spyplane 1035251450 F86L Sabreuc Dynajet only373751250 F4J PhantomRC 51450 Propeller Driven P38 LightningRC 2 4045 eng52381250 P39 AiracobreRC 2 4580 51441250 P40 MarhaukRC 24560 37531751250 P828 Twin MustangRC 2 2540 523651250 177 Cessna CardinalRC eo engine725551250 Plans Full Size Working Plans Prices subject $150 first-class postage pay check allow 10 days Send check money order RALPH SALDIVAR 1608 LANDES Ct MODESTO CA 95350 USA 44055 ZiS 2828354 Indoorsupplies balsa rubber microfilm misc Scale rubberpower kits Mfgr Moody C P Lucky see CPM Products Mooney Waft 2912 Cabrillo Mesa Dr. San Diego CA 92123 Plight-toted Peanut Scale piano three sets 14 set plus non-Peanut $5/oct ppd NFFS Plane Publications Teraian Fred 4858 Moorpark Ave. San Jose CA 95129 Plans galore NPFS Symposium reports NFFS Digest beck issues world champs plans book Misc NFF5 supplies IThomlsson Marty aod Karen 2012 Landos Ln. Sacramento CA 95826 916 451-1076 Misc Pf sopplies sorts Noonan Jim see Oldtimer Models OK Engines PO Boo 40 Mohawk NY 13407 Engines parts sew used OK other brands Ignition parts Oldtimer Models Jim Noonan POSes 18002 Milwaukee WI 5321a Misc plans kits supplies publications Oldtimer scale modern Robber balsa tissue Mfgr Cat SOc P & W Model Service see Hobby Horn Packard ET. see Cleveland Model fr Supply Co Peck Polymers Peck Bob Sandy PO Boo 2498 La Mesa CA 92041 714 459-8875 714 442-4838 Misc robberpower COa kits plans parts supplies Peanut Scale Brown engines rubber Mfgr Performance Model Parts Inc Dye Itlen R 1015 S 8th St. Minneapolis MN 55415 612 3393805 TWA cogines Special parts Coo Ross Mlgr Pinto Joe end Maria see NFF5 Supplies Plotake Ron see Aerolite Model supplies 116 Model Aviation Pond John Old Time Plan Service P0600 3215 San Jose CA 85156 408 292-3382 Hundreds plans fur old-timer models description RM Enterprises Hutehinson Tom Rosemary 3255 NW Crocker In. Albany OR 87321 Kits Ultimate Orugmasrer A2 glider Maccrick 4A gas Zingo PAl Power Mfgr Race-Wings see Cloudhuster Venture Schmidt Custom Kits 11948 Franklin Blvd. Elk Grove CA 95824 916 685-3627 after 8 pm Short kits old-timers John Ponds list Y 0 props Redwood spruce strip Sckroedter George see Champion Model Products Shipton Dave end Mary Ann see Hobby Hideaway Simpson Gene see Kinco Sknjeec Gerald A. see Micro-X Products Sliff Bob see Hobby Horn Small Parts Inc. 6901 NE Third Ave. Miami FL 33138 Snerything imatinable small hardware Tubing screws mci mntric gears washers Superior Aircraft Materials Taibi Mike PO Boo 8082 Long Beach CA 80808 Balsa sizestrades quantltiec Die cuttingforkit manufacturers Mfgr SwenAl R Swenson Dick 7373 N Teatonia Apt 9 Milwaukee WI 53209 Alloy engine pan-mount PAl power Swenson Dick see SmenAIR TWA Engines see Performance Model Parts Inc Taibi Mike see Superior Aircraft Materials Teruien Fred see NFFS Plane end Publicatboos Thompeon Marty Karen see NFF5 Supplies Tobia Frank see Franks Hobbies Toner Edward J see Buzzer Model Airplane Co Tumer Ed 3544 Granada Dr. Fort Worth TX 76118 Czech-made Russian-type towline glider launching device Cur rently ocr stock VI prodacts 7871 Alebawa Ave #16 Canoga Park CA 91304 Electric propulsion flight ground support systems supplies kits Hytork 48 motor nicads Vista Labs see VI Products Waldner Arnold see K W Enterprises Wallock Gene see Hobby Horn Wrlliamn Bros. Inc 181 Pawnee St. San Maroon CA 92069 714 748-3082 Plastic acces scale models tngines mach guns wheels pilots props etc Mfgr V and 0 Props see Bills Mail Order Hobby Zaic C Co. Inc Jetco 883 Lexington Ave. Brooklyn NY 11221 Kitofor PP Sport Fpccmpetrtion classes Peanut EmbryoAt A2 HL gliders VaA Gas Gas Scale Mfgr Zaic Frank see Junior Aero Space Co Bob Meuser 4200 Gregory St Oakland CA 94619 Aipha/Palumbo Continued page 38 3 Using square project locations ribs up plan mark locations LE aileron spar Mark off centerline LE aileron spar rib location 4 Glue ribs between LE aileron spar centerline rib coincides centerlines LE aileron spar location Insure squareness ribs building surface using square 5 Cement 5/4 X oubler between Ri R2 6 Cement pruce spars notches ribs 7 Cement 1/16 balsa LE TE sheeting right-hand wing panel cut-outs R2 R3 R4 LG block facing down also sheet centersection Ri R4 before turning panel over 8 Turn panel over Reposition support blocks sheet LE TE 9 To make left-hand panel repeat steps 1 through 7 except now cut-outs R2 R3 R4 will face up sheet center section before turning left panel over Turn left panel over reposition support blocks sheet LE TE Sheet centersection 10 youve followed instructions correctiy up point should have right left wing panel top centersection sheeted bottom centersection sheeted Now epoxy 1/16 ply rib doublers R2 R4 11 Install LG blocks trunnion blocks 38in triangle either side 1/16 ply dowel support between spars between Ri R2 Trial fit 5/32 LG before sheeting undersides panel Note centersection sheeting over underside should extend out end LG block about nd R4 12 Cement Xl/16 cap strips R5 through Ri 1 Wing tip blocks carved hollowed cemented paneL 13 Bend torque rods ailerons using se piece 5/32 aluminum tubing bearing around torque rods ill fit very nicely standard piece K&S 5/32 tubing Notch trailing edge stock accept torque rods 14 Cement trailing edge torque rods inserted wing panels extremely careful
Edition: Model Aviation - 1980/04
Page Numbers: 34, 35, 114, 115, 116
DURATION Bob Meuser Hurry Sympo 80 Final Call NFFS soliciting papers 1980 Symposium publication Papers should address some aspect science art free-flight model aviation Send short abstract pro posed paper immediately Bob Dodds PO Box 436 Ranc/io Santa Fe CA 92067 Improved towbook Hatschek Hook update circle-tow zoom-launch towhook Nor dic gliders see column May 1977 has used serious glider fliers coun try glider flying taken seriously has excellent track record Now Bob has designed feature can easily added towhook add automatic timer-start function DT timer starts operating towbook unlatched price towbook $20 US Canada ppd first class mail $21 elsewhere airmail stamped addressed envelope will get structions adding timer-start function Bob Hatschek 316 Grosvenor St Douglaston NY 11363 modelers bookshelf International Symposium Report confused NFFS Symposium reports NFFS World Champs Planbook NFFS World Champs Tech Task Force Report called 1979 NFFS International Sym posium Report covers papers presented Sympo held 1979 World Champs last October paper presented both French English Included following papers Differ ential Chord Merv Buckmaster Aus tralia paper discusses virtues using wider chord inside wing compensate its lower velocity presents theory practical results obtained A-i A-2 gliders Wakefield models Propeller Design Analysis Modellers E Eugene Larrabee Larrabees credentials clude winning first rubber power 1949 Plymouth meet being designer prop Gossamer Albatross Associate Professorship MIT presents method designing optimized props method analyzing particular prop some appli cations aeromodeling 2 Coupes dHiver Aerodynamiques Comparees Jean Want zenriether Jeans credentials include being Catholic priest experienced suc cessful competition free fighter compares glide-test results two Coupes having dras tically different airfoils draws some sur prising conclusions analysis data New Look Propeller Airfoils Paul Van Leuven Australia Paul took new 73*j / {-l Q N N / $7 S prop airfoil designed full-size props bent around mean line having camber came up Wakefield prop miles ahead earlier ones Pauls credentials clude getting fly-offs 1979 World Champs little less bad luck might well have World Champ Ex perience High-Aspect Wakefield Models Jean Claude Neglais Paper pre sented Reiner Hofsaess West Germany high-AR Wakes Espadon Es pada well known Neglais co conspirators development high-AR Wakes Emile Gouverne model ap peared column Dec 1977 paper includes three-views five strange rather successful birds Reiner described being best Europe get 48 pages report $750 plus $2 postage handling anywhere world buy some Sympo reports Planbook same time $2 postage 8j 23 3 4 5PARS OW TOP ANO bOTTOM SUVACES SQ 2 3j CC 85% 4rft 28 WING1 ii% TI-IK STAB 83% THK FLhT bOTTOM --5 -8 4 -4 43 1-v S fee covers whole works perhaps should send complete publication list Fred Terzian 4858 Moorpark Ave San Jose CA 95129 SHOCAIR A/B FE model shown three-view designed built Mark Woodrey 18-year-old Burleson Texas So far has taken five first places number seconds thirds significant contests including first both B Gas classes 1979 Nats second B Gas 1978 Nats holds both Categories II III B-Gas records Senior-age fliers Mark built Shocer smashed 1977 Nats Following Mark designed Shocair based Shocer significant weight reduction Mark received Planesmen Presidents Award best original design 1978 Shocair Worlds Best Low Speed Airfoil Gossamer 34 Model Aviation sh OCAfl2 MARK WOODEY CL~ K 4 B 325 CLAS5Bk B O 45Q LISSAMAN 7769 AIRFOIL Used Gossamer Albatross X 0 125 250 500 750 10 15 20 30 40 50 60 70 80 90 95 100 Upper 0 225 334 496 615 706 840 926 992 897 696 486 316 181 084 041 0 Lower 0 -164 -201 -230 -230 -216 -170 -138 -106 -091 -075 -060 -045 -030 -016 -008 0 Nose radius 184 center nose circle 185 014 Trailing edge angle chord line upper 450 lower 090 airfoil proprietary Aerovironmental Inc Reprinted permission Albatross airfoil Lissaman 7769 airfoil coordinates shown elsewhere column used peoplepower Gossamer Albatross won sec ond Kremer prize its successful crossing English Channel course computer designed what isnt nowadays sides apples horses Im really sure arent dont know whether de sign specific Reynolds Number Gossamer Albatross hard say whether would better others F/F model Reynolds numbers looks might bears family resemblance very successful foil used Peter Allnutt World Champs A-2 gliders Well present Peters airfoil next month seems certain airfoil would require turbulators some sort model use nose radius seems far too large airfoil develop turbulent boundary upper sur face left its own devices reflexed trail ing edge would tend make airfoil stable should able get away smaller-than-usual horizontal tail load tail moving CG aft trailing edge would have thickened bit F/F model applications unless have source 7-ft razor blades Once again popular demand Free Flight Products Directory hassles free flight knowing obtain some plans kits hardware supplies various sorts need Like last time walked local hobby emporium saw Nordic circle-zoom towhook sitting shelf reel Pirelli rubber peg back wall Hence Directory list far complete did best know suppliers should have included yourself please let know perhaps can update list time time have included suppliers have indicated sell direct mail order also sell through hobby shops check first Im big Oldtimer events little Old-timer material drifts way didnt wont future exclude such material have shunned suppliers run fullpage ads dont need tell about So wont find Carl Goldberg Comet Sig listed shouldnt need tell about Still wonder right Sig example peddles its house brand lots little free flight nifties such ballbearing thrust washers distributor some FAI Supplies Pecks stuff sells direct mail price pay Sig catalog available direct mail hobby shop doesnt carry may well best two bucks ever spent very subjective judgement what include omit have leaned toward cottageindustry enterprises dont claim 100% consistent indexing about way phone book have tried list briefly sorts things various suppliers peddle say misc isnt too lazy make proper list rather supplier simply too wide range things list completely cases would probably well-advised send catalog Some suppliers charge catalogs some re fund price catalog first order some throw free cataiog order take dim view paying buck little two-sheet catalog having suppliers benefit suppose have put up catalog collectors never intend buy anything least though send catalog owe supplier courtesy big fat stamped self-addressed envelope Maybe will get catalog order form catalog invoice price knows catalog price con veniently available have listed might get free ask real nice information listed based material received after December 1 1979 up date could possibly make FF PRODUCT DIRECTbRY AME see Aero Modeling Enterprises Astro Flight Inc Boucher Robert 13377 Beech Ave. Venice CA 90291 Flectric propsIsio flight attd groond sopport sysfeots sopplies kits Beldridge Willien, 1464s Lafayette 5g. Denver CO 80210 Alsrninttrr Wakefield ototor tobes $17 ppd Misc costont purrs Bills Mcii Order Hobby 903W Asto Lees Sunsnit MO 64063 816 524-1634 Y 0 props Mfgr Blue Ridge Models HerSoon Bill 203 St Johns St. Arden NC 26704 Cotopetitiort sod sport robber-potoer HL glider kits nisc sspplies Cospe dHiver F-30 Boucher Robert see Astro Flight Inc Bowers Hurst see Flyline Models Inc April 1980 35 Mr PeanutScale Dr JohnMartin Miami FL ltemdanglingfromthenoseofhisLaceyM-1O isthe rubber motor Plane AMA Scale Flights have Goodyear blimp hangar out starring Black Sunday Photo Dave Linstrum Acre Modeling Enterprises Gewein Mart Gail PO Boo 11 Cerritos CA 90701 Ex-Muthis HL glider kits Flash 65-Weevil Folly US Kid Stoenpette t5 Mini-Flash Folly-OT MItt Aers-Lite Model 5upplies Plotzhe Ron 36659 Ledgeotone Or. Mt Cletnens Ml 48043 Indoor sopplies otood coodenser popor oticrofilto torqve oseterContinued page 114 etc Mfgr powergd 1979 World Champion FAI Power plane Mario Rocca AD-15 engine built former World Champion Alberto DallOglio Calm down production planned Meuseli WHEELS CONTROL-UNEFREE-FLIGHT VINTAGESMOOTHGOLDEN AGENEW sizes21/iCONTOURsizes2/zBALLOON 3/i3/34234 3/g 13341314 13342/41/2 11443/i1143W11/44/a31/454 11/2511/241/211/2533/4 1/6S/82145141/g61/i SCALE PILOTS DERS ENGINE KITS MACHINE GUN KITS PLASTIC DISPLAY MODELS JjLLIAMS SEND 5Ott FOR COMPLETE ILLUSTRATED CATALOG EROS IHZs. DEPT MA PAWNEE ST SAN MARCOS CA 9 HEAD LOCK THE NEW STANDARDFOR GLOW PLUG CONNECTORS CHECK THESE FEATURES twist its locked 2Push twst Its f 3Will come f under heavy engine vibration 4Will short out sPositive spring contact 630 inch lead wire Still atyoirr hobhy p295 dealers & 1 gIF INJITFfl ever associated WCh no matter what type model involved has heard hor ror stories hero stories depending upon viewpoint team members arriving models tatters Sometimes stories funny retrospect however models successfully repaired team member involved has started handicap difficult overcome Whats Needed Obviously desirable endresult effort transport model airplanes around world arrive contest models totally undamaged major hazards shock dropped con tainers vibration various kinds vehicular activity Indoor models aiso sen sitive temperature extremes especially heat Woe unto unwary locks indoor models rented car standing out sum mer sun Such elevated temperatures will warp models quickly very hardest types problems deal especially thousands miles friendly workshop International move ment type material brings forth another unexpected hazardthe Customs spector bother open model containers indoor models can damaged easily unless box opened room low air circulation Take Peek Mr Inspector Ray Harlan isnt first use idea model box well-prepared curious customs spector Photo 2 clearly shows Rays plexiglas inserts very easy show contents box opening boxs weight penalty essentially same before adding windows Two other aspects indoor box design show photocareful mount ing model parts along clever packaging first insures model parts cannot drift around inside box second ailows models carried given size box Other Problems Once models packed box made visible inspectors stand better chance getting Big Meet models intact However models cannot easily removed box contest may damaged haste fly Dan Dominas box seen Photo 3 shows way hinge box parts can reached careful study photo shows fuselage/tail group mounted under wing props under other wing main part box similar arrangement serves two models Mounting Techullques Any mounting fixture indoor model parts must meet four goals First fixture must prevent model com ponent coming out holder box transit part must rotate move around holder Otherwise part may damage nearby part rub against box damage itself Sec ond mounting should minimize transmission external shocks model parts Third fixture should designed easy smooth removal model part box sticking fixture can cause ex cessive force applied model removed box sudden release holding force may cause model strike box another model best model can removed hand Finally fix ture must crush deform model way sure fuselages tail booms will retain alignment during shipmenta very tiny warp tail boom can subtly detract performance manner expected Heres Photo 4 shows Cezar Banks solved mounting accessibility problems whole side box folds down allow easy access several parts time Slotted foam rubber pads firmly hold props hubs encasing prop hooks shock transmission minim ized blades allowed support themselves hubs cannot rotate blades can stack closely together danger foam will easily release prop needed Two wings has removed held friction-fit tubes spacing identical fuselage wings can unplugged just fuselage Two fuselages fit neatly between wings tail surfaces alternating fuselages also use foam-padded fork-type supports hold firmly crushing Props mount under wings short box lid supports two complete models small space yet allows easy access removal Bud Tenny PO Box 545 Richardson TX 75080 FF Duration/Meuser Con finued page 35 Brookenone Co,pany 127 vose Fern Rd. Peterboroogh NH 03458 Small hand taclo misc Mfgr Buwer Model Airplane Co Toner Edward J PO Son 124 Howell NJ 07731 201 363-0845 Robber power CO scale old-taner kits plans Mfgr Cal Acm no longer active See J&R Models CHE Hobblee 10900 Eastwood Ave. Inglewood CA 90304 213 674-1756 Krts classes brands Comp Modnls Kitco d-Ks Micro Blon Ridge Tisson Prnlli robber lobn Ott CPM Prodacta 722 Lennox St. vreka CA 96097916842-4075 Old-tmer kos 30 Soaring Glider $498 ppd 30 Pacific Ace Ok P30 5695 ppd Mfgr Champion Modal Products Sebmoedner George 880 Carmen Ct LaVerne CA 91750 714 599-3348 Coupe dHiver Molcihill kits Ponlb FAI robber misc robberpower Supplies Classic Era Modelpians Oraga John 356 Grand Blvd Bedford OH 44146 Robber-powered scale models 30s 12 30 spat Stahl Lindberg Schroder Storiale $1/list sample Clam James C. see Clemeraft Clemeraft Clam James PO Ban 524 Sand Springs OK 74063 VA gas kits 0km Bird tot 79 USFF Champs Coontry Soy Witch Hawk 1st 79 Nets Cot Ill record Mfgr Cleveland Model & Supply Co. 10307 Detroit Ave. Cleveland OH 44102216 961-3600 Hundreds ot plans some old some now flyrog scale aircraft 114 Model Aviation SCALE RADIO CONTROL Cloudbuster Venture Race-Wings PO Box 2921 Livonia Ml 48150 Set 6 wbber-scale plots 1 3-20 span $5/set ppd Folkerts Crosby Chambermaid Floyd Bean Sm Bearcat Clukey Herb see Flyline Models Crocket Jim see Jim Cronket Replicas Custom Creftsmenship see Kustom Kreftsmanship Dolby Ed see FAI Model Supplies Dubois Gene PO Box C Acushnet MA 02743 617 995-7609 Kits rubber GO electric power Scolesport Peanut 30 Balso stripper Mfgr Car 750 Dye Glen R see Performance Model Parts Eestern Diesel Supply Kulik Al 259 Outweter In. Saddle Brook NJ 07662 Diesel etgines atd supplieo votenomve various mfgrs Estee Industries Penrose CO 81207 Model rocket parts usofol PF fiber tobes hobo nose cones Mfgr 4 Ks Models Inc Kelley Edward C 4202 W 172nd St. Torrence CA 90904 Robber gas power old-timer kits HL glider kits accessories Mfgr FAI Model Supply Dolby Ed PO Box 3997 Torrance CA 90510 Misc kits sopplies classes Pirelli own-brand rubbor Fags Kenork K see KVG Products Fechner Mark A. see Marks Model Engises Fitegibbon Joe see Golden A9e Reproductions Flyline Models Inc Bowers Hurst 2520 Dorr Ave B-li Fairfax VA 22031 Competition-quality robber-power scale kits Mfgr Franks Hobbies Tobia Frank 25 Fairfield Rd. Fairfield NJ 07006 201 227-1975 Misc kits balsa engines supplies Spec old-trmer Galbreeth Doug 707 Second St. Davis CA 95616 916 7532519 Seelig tiwers Olicer engine p00-wooer PAl power Gewein Meet Gail see Aero Modeling Enterpriues Golden Age Reproductions Fitagibbon Joe PO Box 13 Braintree MA 02164 Robber-power scale kits dozens plans Plans book includes 150 plans 30s $450 ppd Mfgr Grega John see Classic Era Modelpt ens Harlan Ray 15 Happy Hollow Rd. Weylend MA 01779 ltdoor beam scale balsa strpper throst bearings 0-rings Mfgr Hatochek Robert L 316 Grosvenor St. Douglaston NY 11363 Circle-zoom tow-book A-i A-2 gliders Mfgr Hi-flight Model Products 43225 Whittier Ave. Hemat CA 92343 714 927-4666 Spars cerdirectronal carbon fiber reinforced plastic faces urethane foam core sizes Mfgr Hobby Hideaway Shipton Dave end Mary Ann RR 2 Box 19 Delevan 1161734 309 244-7359 Diesel engines canyon brands Misc kits Aero-Modeller plans Diesel handbook Hobby Horn Sliff Bob PO Box 3004 Seal Beech CA 90740 714 594-6223 Misc kits plans supplies hardware classes especially oldtimer Hutchinson Tom Rosemary see RM Eseerprises JASCO see Junior Aero Space Co JL Machine Sesvice John Lorbiecki 5847 N 67th St. Milwaukee WI 53216 414 462-5211 Engine rework toning Coo 046-051 Rossold-timer K-Marttimer faceplate Heat bands Bobbins Mfgr J R Models 5021 W Sheridan Phoenix AZ 55035 602 269-3776 020 old-timer kits Playboy Sr Strato Streak Brooklyn Dodger SoLung fvrwerly mfgd Cal Aero Jim Crocket Replicas 1442 N Fruit Ave. Fresno CA 93725 209 237-4414 Misc metal parts rubber gas CDa Balsa stripper Tee shirts Survival Kit waist pack Mfgr Cat $1 Jetno Models see Zeic C Co Jones Jim 36631 Ledgestone Mt Clemens Ml 46043 313 791-0651 Balsa stripper rubber vtrrpper prop-molding form utility knfe baldes razor bladvo Mfgr Junior Aero Space Co Zaic Frank PO Box 136 Nanthridge CA 91324 Kits Fling-Hi 0-12 HLG Flash X-t2 PlashX-tt rubberpower Hi-Start 0-24 1 $560 ppd Yvarbooks Mfgr KVG Prodonts Fags Kevork K 236 Thayer St River-Vale NJ 07675 Va4 tank mount balsa stripper balsa planes dihedral igs spring winder Mfgr K W Enterprises Kerr Tom Waldner Arnold 7524 Lexieggon Ave. Philadelphia PA 19152 215 331-4690 Fiberglass props sizes Prop brake Pitch gagv Mfgr Keeler Ira J 572 Deodere St. Vaceville CA 95655 Old-trmer model plans Reprints ofearlycatalogs Wood plastrc props Custom work Mfgr Kalfey Edward C. see 4 Ks Modetu Inn Kerr Tom see K W Enterprises Kinco Simpson Gene 4327 MoDermed Dr. Houston TX 77035 713 723-9413 Competition gas kits /aA thru 0 Mini-Pearl etc HLG profile scale plans Mfgr Kite Site 3103 M St. NW Washington DC 20007 2029654230 Materials Mylar tmssue silkspan fiberglass rod 6061 alumtubmng mn 4 6 lengths mrsc Mfgr Klcuse Joe see Kustam Kraftumanship Kulik Al see Eastern Diesel Supply Kustom Kraftsmensbip Klause Joe PO Boo 2699 Laguna Hills CA 92653 714 530-5162 Customized Coo engines custom parts wroc stock engines gaspower accessormes Lamb Bob 45 5 Wbitcowb Ave Indianapolis IN 46241 32 plans old-timer HLgliders SOC 2 plans mint 2samplv plans St stamp Lees Hobbies 11902 La Belfa Ave. Sunnyvate CA 94087 Peanut scale HL glider kits Three-gram detherwalizer kit Mfgr Lorbiecki John see JL Machine Sewice Meissnic Models Maientio Tom 3273 West 129th St. Cleveland OH 44111 Misc comp sport old-timer scaly hints rubber pownr gas Misc supplres Majestic Tom see Majestic Models Marks Model Enginen Fechner Mark 4456W 3145 So. Salt Lake City UT 54120 801 965-3495 Old-trwer engines parts new used repro Engine rastoratron Soy sell swap bunch Mfgr Mattes Bob see Mattes Sales Mattes Sales Bob Mattes 3042 Willow Wood Rd. St Charles MO 63301 314 447-7532 Straight tapered fiberglass tubes fur gas glider Wakefield Rossi brake Mfgr Micro-X Products Skrjanc GeraldA PO5os1063 brain OH April 1980 115 Serious model builders have reading MODEL AIRPLANE NEWS fifty years Theres good reason MODEL AIRPLANE NEWS original model airplane magazine 50 years continued complete infor mative model magazine market feature construction articles Radio Control planes cars sailboats powerboats plus full coverage Free Flight Control Line addition magazine carry in-depth Engine Review month [v32][b-1-10-1-10]]1 MODEL AIRPLANE NEWSSUBSCRIPTION PRICES I 837 Post Road1 year $1400 Darien CT 06820Canada add $100 other countries add $275 IPayment countries must US funds Name____________________________________________ Address_____________________________________________________[v33][b14681268192610940]]I ____________________________________________________________[v32][b55213406200]]_____________________________________________ _____ _______________________________________________________ I CityStateZip El IVe enclosed check money order US funds ONLYI Master Charge/Visa Number______________________ ____________________________________________________________[v32][b75414905100]]_____________________________________________ _______________[v32][b120014906100]]I IExpiration dBteSignature INew subscription processing normally takes 6 8 weeksI Subscribe Now $1400 POWR-MITE DUAL SHAFT SANDER* Plus 2fl0 Shppr FACTORY DIRECT Thousands sold 3995 compact high quality bench model disc sander general hobby use Double ended motor shaft grinding wheel drum sander buffer can attached disturbing motor warranty rlC 110/120 volts AC U year limited FREE $500 CERTI FICATE UL approved motor U Fully adjustable tilt table limited time sander will contain coupon good Fully assembled bench tested $500 worth accessoriessand Large over 12 sqinches sanding area ing disc grinding wheel etc shown grindino wheel artuohed ting arbor rod sndng wheel no insloderl P0 Box 5 2294 Mimosa Lane POWRMITELake Havasu City AZ 96403 ENIIRPRISIS602855-31a5 NEW Ducted Fan RC Scale Plans in/spanlength price SR 71 reconnaissance 1 le2400r45engines5541077 $3250 F9F5 PantherDynajetor Fan3554g51450 F86D Sabre" 43471450 F8 Crusader" 38531450 u2 Spyplane 1035251450 F86L Sabreuc Dynajet only373751250 F4J PhantomRC 51450 Propeller Driven P38 LightningRC 2 4045 eng52381250 P39 AiracobreRC 2 4580 51441250 P40 MarhaukRC 24560 37531751250 P828 Twin MustangRC 2 2540 523651250 177 Cessna CardinalRC eo engine725551250 Plans Full Size Working Plans Prices subject $150 first-class postage pay check allow 10 days Send check money order RALPH SALDIVAR 1608 LANDES Ct MODESTO CA 95350 USA 44055 ZiS 2828354 Indoorsupplies balsa rubber microfilm misc Scale rubberpower kits Mfgr Moody C P Lucky see CPM Products Mooney Waft 2912 Cabrillo Mesa Dr. San Diego CA 92123 Plight-toted Peanut Scale piano three sets 14 set plus non-Peanut $5/oct ppd NFFS Plane Publications Teraian Fred 4858 Moorpark Ave. San Jose CA 95129 Plans galore NPFS Symposium reports NFFS Digest beck issues world champs plans book Misc NFF5 supplies IThomlsson Marty aod Karen 2012 Landos Ln. Sacramento CA 95826 916 451-1076 Misc Pf sopplies sorts Noonan Jim see Oldtimer Models OK Engines PO Boo 40 Mohawk NY 13407 Engines parts sew used OK other brands Ignition parts Oldtimer Models Jim Noonan POSes 18002 Milwaukee WI 5321a Misc plans kits supplies publications Oldtimer scale modern Robber balsa tissue Mfgr Cat SOc P & W Model Service see Hobby Horn Packard ET. see Cleveland Model fr Supply Co Peck Polymers Peck Bob Sandy PO Boo 2498 La Mesa CA 92041 714 459-8875 714 442-4838 Misc robberpower COa kits plans parts supplies Peanut Scale Brown engines rubber Mfgr Performance Model Parts Inc Dye Itlen R 1015 S 8th St. Minneapolis MN 55415 612 3393805 TWA cogines Special parts Coo Ross Mlgr Pinto Joe end Maria see NFF5 Supplies Plotake Ron see Aerolite Model supplies 116 Model Aviation Pond John Old Time Plan Service P0600 3215 San Jose CA 85156 408 292-3382 Hundreds plans fur old-timer models description RM Enterprises Hutehinson Tom Rosemary 3255 NW Crocker In. Albany OR 87321 Kits Ultimate Orugmasrer A2 glider Maccrick 4A gas Zingo PAl Power Mfgr Race-Wings see Cloudhuster Venture Schmidt Custom Kits 11948 Franklin Blvd. Elk Grove CA 95824 916 685-3627 after 8 pm Short kits old-timers John Ponds list Y 0 props Redwood spruce strip Sckroedter George see Champion Model Products Shipton Dave end Mary Ann see Hobby Hideaway Simpson Gene see Kinco Sknjeec Gerald A. see Micro-X Products Sliff Bob see Hobby Horn Small Parts Inc. 6901 NE Third Ave. Miami FL 33138 Snerything imatinable small hardware Tubing screws mci mntric gears washers Superior Aircraft Materials Taibi Mike PO Boo 8082 Long Beach CA 80808 Balsa sizestrades quantltiec Die cuttingforkit manufacturers Mfgr SwenAl R Swenson Dick 7373 N Teatonia Apt 9 Milwaukee WI 53209 Alloy engine pan-mount PAl power Swenson Dick see SmenAIR TWA Engines see Performance Model Parts Inc Taibi Mike see Superior Aircraft Materials Teruien Fred see NFFS Plane end Publicatboos Thompeon Marty Karen see NFF5 Supplies Tobia Frank see Franks Hobbies Toner Edward J see Buzzer Model Airplane Co Tumer Ed 3544 Granada Dr. Fort Worth TX 76118 Czech-made Russian-type towline glider launching device Cur rently ocr stock VI prodacts 7871 Alebawa Ave #16 Canoga Park CA 91304 Electric propulsion flight ground support systems supplies kits Hytork 48 motor nicads Vista Labs see VI Products Waldner Arnold see K W Enterprises Wallock Gene see Hobby Horn Wrlliamn Bros. Inc 181 Pawnee St. San Maroon CA 92069 714 748-3082 Plastic acces scale models tngines mach guns wheels pilots props etc Mfgr V and 0 Props see Bills Mail Order Hobby Zaic C Co. Inc Jetco 883 Lexington Ave. Brooklyn NY 11221 Kitofor PP Sport Fpccmpetrtion classes Peanut EmbryoAt A2 HL gliders VaA Gas Gas Scale Mfgr Zaic Frank see Junior Aero Space Co Bob Meuser 4200 Gregory St Oakland CA 94619 Aipha/Palumbo Continued page 38 3 Using square project locations ribs up plan mark locations LE aileron spar Mark off centerline LE aileron spar rib location 4 Glue ribs between LE aileron spar centerline rib coincides centerlines LE aileron spar location Insure squareness ribs building surface using square 5 Cement 5/4 X oubler between Ri R2 6 Cement pruce spars notches ribs 7 Cement 1/16 balsa LE TE sheeting right-hand wing panel cut-outs R2 R3 R4 LG block facing down also sheet centersection Ri R4 before turning panel over 8 Turn panel over Reposition support blocks sheet LE TE 9 To make left-hand panel repeat steps 1 through 7 except now cut-outs R2 R3 R4 will face up sheet center section before turning left panel over Turn left panel over reposition support blocks sheet LE TE Sheet centersection 10 youve followed instructions correctiy up point should have right left wing panel top centersection sheeted bottom centersection sheeted Now epoxy 1/16 ply rib doublers R2 R4 11 Install LG blocks trunnion blocks 38in triangle either side 1/16 ply dowel support between spars between Ri R2 Trial fit 5/32 LG before sheeting undersides panel Note centersection sheeting over underside should extend out end LG block about nd R4 12 Cement Xl/16 cap strips R5 through Ri 1 Wing tip blocks carved hollowed cemented paneL 13 Bend torque rods ailerons using se piece 5/32 aluminum tubing bearing around torque rods ill fit very nicely standard piece K&S 5/32 tubing Notch trailing edge stock accept torque rods 14 Cement trailing edge torque rods inserted wing panels extremely careful