- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX AMA Membership125 Academy Aviation Research & Development151 Ace Radio Control154 Airtronics2 American Jr Aircraft Co141152 Argus Specialty Publications145 Astro Flight132 B&B Custom Built Models159 Balsa USA13 Ralph Beck139 Bergeron Enterprises167 Boss Model Fuel144 Dave Brown Products150 Byron Originals47 Ca Ra Products144 Carolina-Taffinder148 Johnnie Casburn Mfg153 Circus Hobbies43 Cleveland Model & Supply Co168 Consumers Guide RC Aircraft Products136 Coverite55 Cox Hobbies85 Curtis Model Aircraft150 D&D Engineering151 DGA Designs158 Davey Systems Corp18 Larry Dodge Aero Inc158 Dougs Hobby Shop156-157 Du-Bro Products Inc5 FAI Model Supply154 FHS Supply Inc4 Flyline Models155 Fiberglass Master164 Fourmost Products166 Fox Mfg Co167 Woody Frantz170 Fults Tooling151 Futaba Corp America23 Gas Model Products148 Gator RC Products170 Carl Goldberg Models22 79 Golden Gate Hobbies169 Gorham Model Products9 Great Planes Model Mfg Co146-147 Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171
Edition: Model Aviation - 1985/06
Page Numbers: 74, 75, 76, 77, 78, 166, 167, 168, 170, 171
- jnaarin i pants spinner raked windshield competition marl. something other profile mount 15 engine model fills James Ruggiero has racer look Designed full-fuselage planes Left parts laid out assembly Author used plastic meat trays source wing ribs Right Wing construction before leading edge tip installation Note wedges under trailing edge 1/a-in spacer under spar tip photos taken author 74 Model Aviation THIS AIRPLANE designed fill need full-fuselage stuntable Control Line model 15-size engines exception Top Flites Junior Nobler arent puzzle because 15 engine popular internationally has never really caught sport CL flying hope Mandarin will help change has zippy looks Thirties racer real fuselage profile fuselages tend give CL models toy look enough wing area some stunting should serve step up model anyone has built few kits profile fuselages ready something challengingbut isnt ready bigger costly engine model Notable features model include some leading edge sweepback appear ance yaw reduction maneuvers major wing ribs Wi stack-cut same size making wing construction eas ier Wing tips laminated three layers soft 1/16 balsa simplicity strength Simple fixed flaps give wing attractive semi-elliptical shape Best of wing builds flat work bench no special jigs fuselage simple box its bottom parallel thrust line easy assembly align ment Tail assembly landing gear engine tank installation covering finish ing use standard techniques Despite its simple construction enough curves lift design out boxy Above Soldered copper wire binding lacing used construct mount land ing gear Tail wheel strut bound hardwood thread cemented fuse lage Right Bottom view engine bay Former glued scrap balsa filler Cover area 3/32 cross-gralned balsa carve sand itto fair spinner shape Belicrank installed 6-32 screw Note lead-out cable threaded length through bushed holes bound cop perwire pushrod lsattachedtothe bellcrank brass washers soldered rod Engine-tank box Wood screws secure ply sides engine bearers Hole firewall forthe fuel line Engine out-thrust line tension has cut bearers June1985 75 L5fl wing tip snowing lead-out guides can made either brass eyelets tubing Note tip laminations wrap Rightwlngtipshowingboltsusedforweight around leading edge trailing edge Cap strips ribs cross overthe spar completed wheel pant parts other mounting bracket first sol dered strut wheel pant fastened using 2-56 screws blind nuts plywood inner face Author used soldered rivets retain wheels axles category Construction Gather up materials lets get work Youll need Two 3/32 x 4 x 36 medium balsa fuselage sides bottom wing tips Two x 36 medium balsa tail assembly flaps Formers DI fuselage top wheel pant outer faces Two 3/16 sq x 36 hard balsa wing spars Two 1/16 x 4 x 36 medium balsa wing trailing edge cap strips tip laminations spar webs center section planking Two 1/16 x 3 x 36 medium balsaor 1/16 x 4 x 36 wing ribs 36 balsa leading edge stock -in Balsa scrap wheel pants x 12 plywood bellcrank mount wheel pant mounts landing gear mount Formers B C elevator joiner 1/16x6x 12 plywood Former wing rib templates engine tank box wing tip weight support Two 5 maple engine mounts Two 2-in wheels -in wheel 045-in music wire scrap tail wheel strut 1/16 x 36 music wire rear landing gear strut pushrod 3/32 x 36 music wireor Sig aluminum landing gear blank front landing gear strut 030-in x 4-ft cable lead-outs 010-in Acetate windshield Solder thin copper wire 025-in brass landing gear 3-in Bellcrank Du-Bro #106 clevis 632 screw nuts Four 4-40 screws blind mounting nuts engine mounting Epoxy cyanoacrylate CyA glue Tite bond Covering finishing materials First cut out parts find easy put balsa under plan use pm prick part outline balsa just follow dots cutting out parts Put parts old kit box way can pretend building expensive kit Wing Make 1/16 plywood patterns ribs Cut ribs shape stack together cut spar notches thin hobby saw care can cut out ribs sheet 1/16 x 4 x 36 balsa cheated bit cut ribs foam plastic meat tray bottoms stuff about k easy cut doesnt tend shatter crash like balsa wont take much heat shrinking covering 1/16-in cap strips mandatory Cap strips also make ribs stronger support covering better Cut spar webs oversize trim later good fit Before start gluing wing pieces sure note left panel thats inside flight circle /8 longer thanthe right difference length compensates difference lift caused outer panel flying faster inner panel Cover plans Saran Wrap Crack both 3/16 spars cement angle shown Pin lower spar securely plan block up tip about Wi ribs spar Make sure lined up parallel thrust line standing up straight check small drafting triangleor reject 35mm color slide mount trailing edges ribs line up Check sighting down row pushing wayward rib alignment before gluing Glue W2 ribs Trial-fit top spar Rather forcefitting open up spar notches ribs until spar fits easily Make sure trailing edge tips ribs still line up Now glue top spar will have hold tips upper spar down about using large T-pins spar can properly fitted Ribs W2 Installing lower trailing edge will bit tricky First glue two bottoms together using 3/32-in splice center make some scrap wedges hold trailing edge very lightly place ribs upsetting alignment rib trailing edge tips Now glue lower trailing edge dont glue W2 trailing edge just yet Glue top trailing edge being sure use plenty glue splice Cut spar webbing fit glue place Dont omit pieces add considerable strength needed high-stress maneuvers Check wing warps stepping back few paces sighting forward trailing edge toward spars should see trailing edge follow spars parallel alignment along entire span Remove wing plan Crack leading edge center making Left secure hatch toothpick pin back engages hole top deck nylon screw threads hardwood block behind Former B Right authors 1 gsa-vIntage Fox 15 provIdes motivation Dont forget clearance holes needlevalve vent 76 Model Aviation Completed model ready painting Installing windshield author chose cover prototype model MicatlIm since material lends Itself easy painting FULL-SIZE PLANS AVAILABLE. SEE PAGE 172 _I--jSSE7 K w-i aasSCDLJrJ2NSUJCSNASOBSSSSENYSOR YScRSINIE7A BSSSSEDSSRESS II AS SNEER ROPNOTE 5555 EF G NSR0H 7________ ___ ________--V ESSAY -SaSSYMODEL EOAT ON MADERINE 0-2In___ SaNESaSSSNEYEENASSSNEEONA SEESREEYR NESECODEYDSSESESSLN 2312~TRADED BYRON ODARREYT saw cut bend carefully cement Line up leading edge ribs using few pins hold place check Use technique shown arti cle Larry Kruse September 1984 Model Aviation putting craft sticks hind spars few inches loop ing rubberband end stick around leading edge attach other end rubberband other end stick holds leading edge place better pins Glue leading edgeand dont forget splice center Glue bellcrank mount add balsa scrap reinforcement along Wi ribs Use epoxy Glue 3/32-in tip plates sure line up centerline W2 ribs also center leading edge Glue W3 ribs tip plates leading edge Glue top bottom trailing edge pieces both W2 tip plate Glue ends spars down tip plates dry sand curve tip smooth starting leading edge working around trailing edge complete tips wrap three layers 1/16 balsa around tip plate starting leading edge ending trailing edge CyA glue works well See tip section plans proper contou Add lead-out guide tubing left tip ahd scrap ply bolts tip weight right Use CyA glue lock nuts bolts Controls Drill hole bellcrank mount 6-32 bellcrank pivot bolt Fasten lead-outs bellcrank used continuous length cable threaded through holes bellcrank fastened thin copper wire Make up short pushrod length Z-bend fit bellcrank solder brass washers fasten pushrod bellcrank Thread lead-outs through holes ribs through lead-out guides make up loops ends line clips Check smoothness operation add 1/16 sheet planking top bottom center section Glue cap strips youll notice center section planking cap strips glued over spars Sand wing smooth put aside Flaps will added later Continued page 78 Left 010 acetate windshield attached epoxy filled sanded fair fuselage Right Threaded clevis allows fine adjust ment neutral elevator permits 450 up down movement Shroud pushrod exit shown plans keeps out exhaust gunk June1985 77 LEADER IN SMALL AIRFOIL TECHNOLOGY MIISTIE Al RSCREW NOW IN 21 SIZES! K Series 4-strokes 12 x 613 x 614 x 614 x 8 16 x 6 Soon 16 x 8 K Series features safety tips GIF Series sizes 7 11 including 10 x 6 pusher 5 Sizes tor 1/2A Engines Injection-molded outstanding performance durability Moderately priced MASTER AIRSCREW QUALITY ACCESSORIES available dealer cJ3c Razor Plane micro-adlustable heavy-duty industrial blade accurately held two locating screws has best operating Razor Plane market Replace ment blades available $495 sugg retail Precision stripwood easy Master Airscrew Balsa Stripper Strips up 1/4 thick can cut quickly sheet stock Uses standard type 11 blade $495 in-line fuel filter outstanding value threaded 2-part aluminum body has 120 mesh s/s screen removable easy cleaning $119 ea WINDSOR PROPELLER CO 384 Tesconi Ct Santa Rosa CA 95401 ~the Jet Age Air Force J Jet Age Ducted Fans 5 6 units featuring blade tip seals suspension mountings Jet Age fan future S3A VikingJ Length 54 Width 68 Weight 12 lb a IiSend $200 forA5428 Bushnell J L COMPLETE BROCHURE UIRiverside CA 92506 Refunded first orderMODEL IRC RAFT CO714 687-3836 Lear Jet Length 94 Width 76 Weight 18 lbs Engine tank mount made box consisting engine beam mounts Formers B C Before making assembly sure measure much room will need tank may need move Former C back bit farther accommodate long tank about e between Former C wing shown plans want make tank removable can use toothpick screw hatch hold-down plus some scrap fuel line tubing wedged between tank fuselage sides Cut two box sides 1/16 ply mark position engine bearers lines should parallel bottom edges box sides Make right left side Drill holes bearers engine sure include offset thrust shown plans Insert 4-40 blind nuts epoxy bearers sides use wood screws also Epoxy Formers B C Check fit tank Drill holes fuel feed tubing through Former B also through engine bearer tank vent Fuselage Cut sides mark inside formers engine tank box will also want draw line outside fuselage side centerline flap can line up later assembly Cut pushrod exit right side Slide fuselage sides onto wingsbut dont glue yet Temporarily slide stabilizer place Make necessary bends clevis wire can exit smoothly fuselage temporarily fit split sleeve over both clevis wire short length pushrod wing Ideally pushrod end clevis wire end touching other clevis pin should just reach hinge line stabilizer controls set neutral clevis threaded about halfway onto clevis wire Make adjust ments needed solder pushrod clevis wire sleeve Remove clevis slip piece fuel tubing over threaded wire protect glue paint wing stabilizer still tempo rarily place set fuselage down workbench proceed glue Formers D through dont glue wing yet will want move wing around perfect alignment fuselage rigid Use masking tape CyA glue upper fuselage sides curved portions formers Taper inside ends fuselage sides about 1/16-in thickness rudder post glue ends together Remove stabilizer Make -in fuselage turtledeck bit oversized see dotted outline plan top view make score marks inside turtledeck bends over Former F bend fit glue fuselage Continued page 166 78 Model Aviation I I SR-71 Length 107 Width 54 Weight 22 lbs MODEL KITS INCLUDE Complete fiberglass construction Ducted fan units Hardware Optional retracts Rossi-Picco OS engines Factory-Direct Pricina I SR 71-818 1112 Scale 2-80 Engines $46400 Lear Jet 116 Scale 2-80 Engines $39500 S-3A Viking 1112 Scale 2-45 Engines $29800 NEW FOURMOST PRODUCTS! FOURMOST RECOIL TUBING four foot length super-tough fuel-proof urethane tubing pre-formed FOUR-INCH COIL allows placement field box can convenient distance aircraft boat After use tubing will retract its earlier space-saving form I1 ~i z price$3 95 Xr Vos WE NAVE THE FITTINc3 SOLUTION ORsmallSIze 1/1610Price *150 1 Tee 2 Elbows Pen Bladder Tee UcT 4040 24th Ave Forest Grove OR 97116 FOURM~i PRODTele hone 503 3572732 propellers simple change pitch scale also have quick-release feature speed prop changing blade other can obtain information writing Walt Perkins Shadow Racing Inc 3421 Southeast 28th Court Ocala FL 32671 As always comments solicited appreciated John C Ballard 10102 Kimblewick Dr Louisville KY 40223 CL Speed/Hempel Continued page 73 ing model builder Hobbypoxy new product introduced best grainfiller youll ever use Its called Fast Fill because dries fast sands fast fills fast Its single-component air-dry material means dont mix two parts together Just open can its ready use Stir up add little thinner like Hobbypoxy thinner course brush directly bare balsa Fast Fill penetrates seals fills shot Itll dry before know it sands smoothly easily load ing paper Two three coats need completely fill grain Fast Fill compatible hobby paints including dopes enamels ure thanes epoxies Its local hobby shop now go get some free information entire line finishing materials write Hobby poxy Products Division Pettit Paint Company Inc 36 Pine Street P0 Box 378 Rockaway NJ 07866 recent Hobby Industry Associa tion Show noticed new set flying lines Sullivan Products lines made Keviar 29 properties similar used electromechanical cables cordage ballistic fabrics sewing thread parachutes webbing sail cloth Kevlar registered trademark DuPonts high-temperatureresistant araniid fibers unique combination toughness extra-high tenacity modulus lines developed strong er 018 stainless steel cable thing smaller Sullivan recommends using Kevlar lines place 018 smaller cable recommend tying knots lines Also will bend kink resonate engineering tests conducted University Maryland Instron Universal Testing Machine Obvi ously test data can vary sample sample figures indicate consid erable increase strength over steel lines Also price right Mail SASE Sullivan Products P0 Box 5166 North Haven Street Baltimore MD 21224 information %A engine parts modelers have written find out can locate blank Cox 049 cylinders have available plus other Cox 049 engine parts Also have new case chrome shaft setup infor mation send SASE P&G Metal Shop C/O Gene Hempel address given below write manufacturer con cerning products would please indi cate read about fine products Gene Hempels CL Speed column Model Aviation magazine Gene Hempel 301 N Yale Dr Garland TX 75042 Mandarin/Ruggiero Continued page 78 Sand smooth round section Align wing fuselage epoxy thoroughly being sure work plenty epoxy joints Reinforce inside wing-fuselage joint fiberglass tape scrap balsa sure left wing panel i longer right Glue h-in cockpit floor Glue fixed flaps place being sure MODEL MOTOR MUGTM high quality totally glazed ceramic engine mug must modeler Standing 51/2 inches tall large 10 oz capacity its real attention getter definite collectors piece years come Only Plus $200 postage handling per order M95 ec CA residents add sales tax REPLACEMENT PARTS FOR Kraft Engines Thstorl McCoy TaIpan 40 MJL ENGINES Call Only Factory Source RJL INDUSTRIES Free Parts Catalog Available emeedte Wtdds B-70 Sport Free Flight 4% C Sheet Balsa Construction 0 Builds Less 4 Hours C Flys LimIted Area e 6 Long 020-049 Engine Included See Local Hobbie Dealer Send $1795 4aes Wed4 PO Box 804 Folsom Calif 95630 cllt Re. Add sales Tea InquIrIes InvIted 166 Model Aviation FUEL LINE PIPING PROBLEM Size 3/32 0PrIce *200LARGE 1 Tee Elbow 1 union i Plug RJL Industries ox 5654 dena CA 91107 Phone 818 359-0016 ou dont build permanent down ir up flap aileron twist Use narks made fuselage sides eference Add fillet pieces complete hose nice curves Use epoxy/microbal ons fillet wing-fuselage joint Trial-fit engine-tank box fuseage Since bottom box tottom fuselage parallel brust line alignment should easy poxy box place set model iside Anding gear Though plans show vire landing gear could just well use Sig aluminum landing gear blank bolted landing gear mounting plate nake wire gear remember sand vire well remove rust scale efore soldering Use fine bare copper wire o wire plywoodand also o bind wire ends soldering Also older 025-in brass pant brackets tach strut Make holes brackets ig enough clear 2-56 machine screw dd -in balsa fill between struts Youll notice landing gear shown n photos raked much forward han shown plans arrange nent shown plans uses less wire ess weight bit less prone ground ooping Make tail wheel strut 045-in nusic wire bind thread iece hardwood tapered fit rear fuselage Reinforce inside fuselage vhere landing gear plate will mount vith some scrap balsa provide luing area epoxy landing gear late fuselage Epoxy tail wheel o rear fuselage E7uselage again Cover bottom anding gear tail single piece 1/32 sheet grain longitudinal trim md sand corners round too nuch Fill nose area scrap alsa Temporarily install engine pinner can accurately locate ormer behind spinner should e about 1/16-in clearance between pinner Former spinner 0 14 7X VA IIPJCLILIUI 6 6 MOLDEDSTRONG 6 THERMO METAL FRAMEGREAT GIFT AM FILLED9e12a5 5d Transm er ection Case X PRICE $35 Inclode Sbpprg & HodIn9 • US CA odd 6% Send chenk 0 BERGERON ENTERPRISES 443 ROBERTA FULLERTON CA 92632 X RELIABLE IDLE NO 60 WILL EQUAL THE NEW FOX EAGLE III WITH ITS IDLEMASTER HEAD #26543-S Head Button 0 Visa and Mastercard Accepted 501 646-1656 FOX pushed back Sand scrap balsa until clearance achieved Use soft pencil outline position Former balsa Remove engine epoxy Former place epoxy cures true-up fuselage bottom engine bay rough sanding block rasp epoxy 3/32 balsa cross grained front landing gear mount Former Use pins tape hold place Carve sand lower part nose blend flat fuselage area landing gear mount forward circular section Former Cut piece -in soft balsa length needed top forward deck tank hatch Mark piece Will idle reliably 2000 RPM take throttle hesitation Eagle Ill matches surpasses power expensive imports Eagle Ill rugged enough withstand loads Davis Diesel conversion safely Eagle Ill out-turns 60s including Rossi OPS OS Webra 12 13 14 propel lors Eagle Ill runs beautifully anything no nitro fuel up 30% nitro Ugly look at. Beautiful fly FOX Eagle Ill MANUFACTURING CO 5305 TOW50N AVEFORT SMITH ARK 72901 hatch tack-cement fuselage carve round section Using razor saw cut hatch Former C Cement blunted length toothpick end hatch blunt end out Slide hatch back toothpick makes hole front top deck Remove hatch put drop CyA glue reinforce hole front top deck Temporarily install tank Make hole fuselage bottom clear tanks overflow vent cut hole underside engine bay drain fuel residue Glue small hardwood block back Former B top Install hatch raft FOR THEDISCRIMINATING MODELER MUSEUM SCALE 1/5th SIze Absolute Scale Plan sets show model type structure show iginal structure full scale ship Build exact replica fake whatever degree wish choice yours finest information available expert modeler Drawn authoratative sources sheets 30 X 77 hipped rolled HANRIOT HD1 3 sheets $3500 ROLAND DVIa & b 5 sheets $3900 1400 Gomes Rd Fremont CA 94538 June 1985 167 Note The new Idlemaster Head Button can retrofitted earlier Eagle II Eagle Ill SOPWITH Fuw S SHEETS $3900 $300 POSTAGE US $1000 POSTAGE OVERSEAS DELTA PRIDE 60 SPECIFICATIONS Wing Span 58 Inches Wing Chord 14 Inches Power 60 Engine Radio 4 Channels KIT INCLUDES Full size rolled plans Easy-to-follow instructions Machine cut sanded parts Necessary hardware OLD TIMER YksdeAAot# 1J#m3 Rt 1 Box io a MS 38754 Telephone 601 247-3578 push pin through hatch locate center block Drill -in hole through pinhole hatch epoxy short length -in birch dowel hatch Drill 1/16-in hole through center dowel through hardwood block Tap hole block 4-40 screw use 3/32-in drill open clearance hole hatch Make clearance hole hatch tank filler Use nylon screw hold hatch place Tail assembly use nylon hinges cut appropriate slots stabilizer plywood hardwood joiner elevator half Epoxy hinges stabilizer epoxy joiner hinges set slide stabilizer fuselage slot line up carefully epoxy place Now epoxy elevator halves joiner hinges Drill through hinge tab epoxy short length toothpick locking pins Add fillet pieces bead epoxy/microballoons stabilizer-fuse lage joint Epoxy fin fuselage top being sure its rear edge lines-up rear end fuselage Epoxy rudder offsetting about t Run bead epoxy/niicroballoons both sides fm-fuselage joint strength appearance Wheel pants Because used standardwidth wheels thin racing wheels Mandarins pants came out bit chubby side Use two layers -in balsa inside layer a outer face Cut inner face bit bigger plans show youll have plenty carve away after assembly Tackcement ply face pant draw pencil line around onto balsa Slide pant place strut spin wheel check binding Mark brack Continued page 170 - r4Thz CUi4 1FXE have sympathy card friend friend Just crashed friends favorite airplane 168 Model Aviation ONLY $5995 GL4KD AND GIANTS ~jNEW FOR GIANT SCALE BUFFS Worlds Largest Gas Plans AsserRm44jt INTERNATIONALLY FAMOUS C-I QUALITY W~ MASTER MODELS PLANS 5SDOerrroielI 21 $48 reI Cot FRYSA $42 72 Cor 0201/4 L&S $4 Con Cot FRYSA $56 62 Horeord Re Ike $451 WrisbtNooyfteee $48 77 Seeing B-17G Fort $25 52 WWrenl2l RedO $36 103 Roe B-iTO FerO $55 77WWrenl2l Red L 540 68 Does 5-46A Obn $32 R4 Foklrer 07 Ftr $39 108 Sikor 038 Anpb $49 60 Hereord Fete Race $32 60 Soe 1D Sport $26 70 Reylee Gee-Re $32 90 Roe 100 Sport $45 60 Doperreerine S6R $24 90 SlineALow Wirrs $56 R9Sepernnerne S68 $32 80 Merlin 74 T4M1 $39 62 Cort Hook F6E $45 75 HPg 040$ Roreb $42 94 CerHork F-6E FIr $54 104 HPg 0400 Sore $56 62 Ledked Vege $24 65 MCMne Clipper $55 eelittle 0-B 11 $4R 97 MClrine Clipper $75 5 Menoceepe Sport $36 68 WeetI Whirireind $32 Hell Spr Solidos $43 68 Ryen Nenien $39 107 Aerenee C-S SpI $35 6$ RBoneneo VTeil $39 1 iOrngleO380M $32 77 Loenoreb Sedon $25 94 Fegee Cot Rener 045 65 toMoreoder R26 $49 71 Merlin 61$ Bereb $29 51 OH Mopeolto RI $42 78 Tereer WW Roe $35 lOS OH lceeqeRonrb $55 Go hI F11C2 $42 98 Sleer FTl7Keydet $56 Ge k F15C2 $54 99 NRI Widore 961 $69 erect Re $24 71 DOOSj DC-3 Tree $32 62 H re Mr Melligee $35 95 Deog DC3 Tren $55 94 M MeIIgen $45 $6 Hosoke Teoero 13 $22 63Bo g 9560 FIr $36 100 Cer0251/4 L&S $56 4 Roe g F-26A F $45 60 Geeglee M2 Meil 024 9 Wero C6 Cebin $36 60 Rrletol Roildos FIr $20 Reed C17R Steg $38 59 BrerenRoreMeLA $54 6 Reed C17-R Stos $49 107 Gron ReercI FOP $54 $ Leok 11 Eleetre $30 73 TroocI Air 6050 $24 2 Led 11 Eleetre $40 107 Meet MRl Roer $44 2Srineen TW 087 $10 91 Lindbrse NO211 539 81 Stineon T/W SRi $24 08 FeirdFT19 Yr $59r % 122 Slrneon T/W 587 $39- 90 TeperWieg $39 59 Rretol FIr 928 $30 75 WeelId Lycorder $32 78 Rretol FIr 928 832 100 Weetld Lynonder $49 Rrretel Ftr F2R 84557 Ford Triretr 4AT $28 74 T 0 Feeno Spee $45. 76 Ferd Trirelr 4AT $45 63 Skyreoket XFSF5 $20 114 Ford Trirerr dAT $59 rbk 940 S24 $4 Rerl.Ioyee XFJ2 $56 Ing 938 $38 93 lenning C2Arnph $69 8. Are $24 58 GroreJ2F Don $39 B Areph $39 78 GroreJ2F Dock $56 3 Cob $35 59 Gotlro G1V Bore $22 nor Rreb $38 117 Golko 0-tV Ocre 039 F Helicel $20 68 BronWokle Rird $45 nor Moth 02954 CerI Ureift 59934 $28 Thro Seolere Friret~jet ebenge lire Iseiroree OIOROEeoIflOI*tCOPLoN0 Other, 6 75 Felt rd SOc Op Add 10% oil order shipping & lOt nrc USA Cor & Mee Elneorhere 15% 125 P orI Fco o ootolog$200nelodetFrceLrnrl Freelet $1 00 forego odd $1 00 Co 4Jor 103078 DETROIT AVR CLEVRLAND OHIO 44102 * PLANS * 11TARBaby Especially Turn-around . 850 Sq in. 120 II cycle powered Ron Chidgey design smooth solid performer Rib templates computer plotted Plans construction hints $1195 A TIGER TAIL 4 Ron Chidgeys latest best series little larger lighter slower retains honest flight characteristics its predecess ors Plans construction hints WELLER 3 BLADE FIBERGLASS PROP Proven Nats Interna tional competition /0 $2000 IVANS MAGIC GADGET protractor device used Ivan Krietensen accurately measure aileron elevator arfd rudder throw Takes guess work out trimming out airplane quality tool complete instructions log book carrying case SEE YOUR DEALER OR ORuK DIKET WING TUBE & SOCKETS Aluminum alloy tubing plug-in wings Included pair special slipfit phenolic sockets build wing structure Now size models 7/8 dia x 2 5 1* dia x 2 $895 dia x 3 5 ENGINE SLEEVE & BEARING PULLER Pull tight sleeves bearings easily damage new 00s 17MM roar bearing Both SLEEVE PULLER $795 REAR INC PULl FO 05 05 41095 TRANSMITTER CASE An inespensive rugged molded case protect expensive transmitter both two stick single stick transmitters Brown leather grain aluminum trim locking clasp 5 Qatar RIC Product GP 3713 Pompano Drive Pensacola FL 325Th Phone SOil 14766639 INCLUbE $100 PER ITEM FOR UPS AC1tCE JACTIC \ RACT6 1935 KINNER SPORTWING size span Plans consist 4 sheets include construction booklet fin decals Plans 0 Postage WOODY FRANTZ 9126 E 67th Ct Tulsa OK 74133 918 250-0033 Mandarin/Ruggiero Continued page 168 et hole locations onto ply Remove ply pant drill holes 2-56 blind mounting nuts Line up ply pencil marks cement permanent ly pant Carve sand pants shape hollow lightness wheel clearance sure make right left pantnot two identical ones Finishing touches Use favorite cov ering finishing materials sure sand wood areas well before brush ing filler used Micaflim cover wings could conveniently spray wings same colors rest model used vinyl self-stick lettering such lettering widely available easy apply put film soapy water onto models surface before sliding mark ing place Cockpit Make paper pattern windshield shown plans Customtrim fit neatly cockpit trimmed final shape stick pattern acetate rubber cement cut acetate bit oversize sharp scis sors Check fit once trim needed peel off pattern After have painted inside cockpit satisfaction use few bits masking tape hold acetate place model Sparingly use epoxy attach windshield isnt covered tape cures pull off masking tape complete fuselage Resist temptation use CyA glue attach windshield will fog acetate Old-style modeling glue may work OK test first scrap piece acetate Mask windshield can apply filler paint smearing acetate Odds ends Drill holes mount elevator horn joiner 2-56 screws nuts Remove fuel tubing clevis wire thread clevis place attach elevator horn Check controls free movement elevator hinges abit sticky painting apply drop WD-40 tooth pick stunting youll want about 450 movement both directions englne prop spinner tank place finished Mandar weighed 22 oz dry made no attempt select light balsa nor did skimp filler paint Yours should weigh about same perhaps less balance point will place shown plans slightly forward Flying Use 52-ft linesbut stay away power lines Takeoff level flight responding advertisers mention read about Model Aviation 170 Model Aviation TRAVEL AIR 2000 52 SPAN 11/3 SCALE 4CYCLE4O45 SEND $200 FOR COMPLETE CATALOG OF FINE KITS IKON NWST PO Box 566 Auburn WA 98071 2069418248 ADVERTISERS INDEX 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Historic Aviation19 Hobby Barn128-129 Hobby Capitol Distributors140 Hobby Horn160 Hobby Lobby International6-7 12 Hobbypoxy169 Hobby World Imports155 Holleys Silent Flight152 Ikon Northwest Co170 Indy RC Sales Inc142-143 Jeffla Corp163 Jet Age Model Aircraft Co78 K&B Mfg Co164 K&S Engineering164 K W Enterprises133 Klotz Special Formula Fuels22 Knights Air132 162 Kraft Systems Inc25 Kustom Kraftsmanship137 L&L Model Products155 Lindsey Micro Products154 Lone Star Models45 Luger Boat Kits158 MARCShow133 MACS Products144 Master Kit154 McDaniel RC Service18 Jim Messers Qual Model Prod151 Micro Mark162 Micro Model Engineering150 Mod-Ler137 Model Magic Products160 Model Products Corp152 Model Rectifier Corp Covers 2 & 3 93 Sid Morgan Plans150 Morley Helicopters USA14 Mutchlers Hobbies134-135 National Soaring Society138 Nor-Ray Products Inc155 North Products158 Northeast Screen Graphics148 Old-Timer Model Aircraft139 168 PFR/CM RC Eposition24 PK Products162 Hal Payne Enterprises51 Peck-Polymers148 Penn Valley Hobby Center144 Peripheral Systems Inc149 Robin Pharis166 Pica Products49 Polks Model Craft Hobby126-127 RJL Industries166 Radio South159 Replicraft167 Repla-Tech International158 Jim Roberts Flying Model Aircraft136 Roush Mfg Co160169 SR Batteries159 S&W Hobby Supply140 Sailplanes World163 Satellite City131 Scratch-A-Plane165 Sheldons Hobby Shop14 86-87 Shamrock Competition Imports141 SigMfgCo10-1124 Simcoe RC Aircraft Co21 Standale Aircraft140 St Croix Park Falls158 T&D Fiberglass Specialties136 TGMfg138 Tatone Products Co141 Tidewater Eng & Mach Co4 Top Flite Models Inc1 Tower Hobbies161 US Eagle138 Videotech158 WE Technical Services8 Williams Bros130 Wilshire Model Center130 Windsor Propeller Co78 World EnginesCover 4 Zenith Aviation Publications15 ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX ADVERTISERS INDEX smooth straightforward Since sport model fixed flaps dont expect execute super-square corners Work way up fancy aerobatics carefully Landings smooth take offs plenty wing area good glide tail area large enough good controlling right touching down Elec Floatplanes/Poling Continued page 92 ments also apply downwind taxi however quite difficult down wind taxi unless can get some speed wind blowing toward shore no problem Just turn off power let model drift wind blowing away shore plane automatically points toward shore low speed will get home main problem wind parallel shore too bad because wind parallel shore ideal takeoffs landings pilots viewpoint much easier see control takeoff plane running across field vision running straight away you lake keep mind way wind blowing ready either ICOMPLETE THIS FORM IAND ATrACH MAILING IFROM RECENT ISSUE LET US KNOW WHERE YOU ARE GOING I When move please let us know advancesix weeks required change address Attach currant MA mailingI Ilabel check appropriate box mall Subacrip-I I tion Dept Modal Aviation 1810 Samuel Morse Dr Reston VA 22090 Check appropriate boxenclose payment U NEW SUBSCRIPTION 0 cHANGE OF ADDRESSI Non-AMA subscription rates $1800 12 months US possessions elsewhereI Including Canada Mexico $2400 US Schools $900 US Libraries $1350 I I ADDRESSI I____________________________________________________________[v32][b1741305910500]] CITY/STATE _____________________________________________ zipI June1985 171