of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S
Edition: Model Aviation - 1977/10
Page Numbers: 14, 15, 16, 17, 18, 19, 20, 92, 93
of 1975 ecic NY World War nr turned rities pageantr full-scale show th iircraft gshowin 1976 s ne oiggest negative wind gusts 15 25 mph us live East RC aircraft use good power pern sties because usually n irt idings 10 oz/sf sailSo short moments ilgnts light loadings crashentirely too consistent re conclusion design could cope Lisa eating greenery sta medium wing loading secondary consideration ght WW aircraft d expense extremely rapid ~ loss after few months doing - house chores liberal amounts drexming procrastination chose D VIII model Heres parasol monoplane culmina clean simple maneu able wartime designs i inhold Platz f Anthony Fok commonly believed Most aircraft small engines times being gen erally 110-hp Oberursel rotaries copied French designs also scrounged battlefield casualties allies After Fokker DVII flown out lower its two wings Fokker Eindecker E 5 evolved excellent agility climb diving takeoff abilities E 5s rushed production too hastily Wing-structure failures poor manufacturing inspection lubrication problems forced halt production recall program put effect wings reinspected replaced re quired rebuilt new Fokkers designated D VIII design Reinhold Platz remained basically un changed good construction procedures enforced time Only about 60 type ma chine operational Armistice however affects Allied aircraft pronounced small Fokker quickly the name Flying Razor cats whiskers time rate D VIII would - been ex al aircraft war continued Fokker thick cantiliver un braced wing simple strut arrange ment rear struts made adjustable model wing incidence can var ied trim As turned out wing seems have very forgiving stall charac teristics biggest problem what scale use 2-in scale gave about 54in wing spread Well suppose am nuts 2/2-in scale chosen about 70-in wing spread wing moved back inch balance wheels inch ahead true scale ground handling improvement wing tip sections real aircraft undercambered omit ted simplicity avoid much possible tip stall tendencies About time lazy streak developed will note inclusion tail wheel steerable feature scale wooden skid simulated metal shoe smooth landing takeoff rolls functioning landing ear also incorpo rated So herewith presented Stand Off Fokker DVIII 6-in scale wheels first prob lem appropriate wheels pres finest Stand-Off Scale designs come down pike long long wellengineered WW replica beautiful realistic flier well suited rigors sport flying mu Bob Owens ently available made diameters up five inches Vintage style look too small large wheels prominent part real aircraft should too Perhaps home brew thought So referring plans will find solution 2-in scale dilemma First 6-in-diameter disks lumber yard foam cut epoxied together pairs get proper thick ness -in hardwood dowels drilled 11/64 5/32-in axle 3/4-in hole cut built-up disk pre-drilled hardwood hubs epoxied rough-cut wheel discs mounted 5/32-in threaded rod preferably steel nuts lock washers flat washers rod end can chucked variable speed -in drill Now using slow speed proceed file down foam rat tail file sand paper wrapped around dowl Go slowly lfokkcv ~IHI y morning Bob poses D-8 before flying successfully Rhinebeck meet 1976 Fuselage stub wings cov ered Super Coverite camouflage fabric color scheme see text used Jagdstafel 6 late 1918 Use some solid tool rest make sure drill will move Keep check ing soon will have rim shaped taper hub rim pro duced turning down foam coarse file sanding block After turn ing down other wheel should file small l/ flat spots shown plan allow bump between heater hose ends form tires bare foam should covered heavy fiberglass epoxy Cover rim first trim side fiberglass goes past edge rim too trimmed rather sharp edge Cover fiberglass generously epoxy dont completely cover cloth effect because looks very realistic painted especially sure good bond formed between wooden hub fiberglass side covering tires cut 13/16 outside diameter common black auto heater hose will need least 20 inches tire suggest 6-ft length will allow experimental fitting Feed some soft iron wire through hose twice bring ends out pull together Twist loose wire ends long-nose pliers after being satisfied fit rim will see flat spot rim now filled tire splice Finish up joint fine sandpaper waterproof G E Silicon Seal black bathtub caulking As finishing touch try sanding hose using fine steel wool now have pair light-weight wheels have survived 5-ft flat stall landing cowl constructed using turn ing methods used wheels Use /4-in threaded rod large flat washers available use Vt-in plywood disks very slow turning speeds Make foam plug about 1/16 smaller radius firewall /4 deeper plan depth completely circular Coat completed plug epoxy coat liberal amount silicone spray soft wax Glue plug scrap hard wood block clamp stays put point used materials auto body patch kit rather fiberglass cloth epoxy fiberglass mat rough cut size saturated two-part auto mix laid over plug Keep rosin mix away bare foam practically vaporizes Experiment amount hardener want Make plenty mix advance work fast disposable gloves plastic baggies over hands Within ten minutes cowl Almost hidden tailskid tiny wheel skid steerable means short take-off pushrod extending rudder horn Real ship fixed skid model benefits en hanced ground handling 16 Model Aviation Homemade cowl provides plenty cooling bronze-bearing Fox 45Semco muffler re versed Fuel level visible tank mounted clip rubberbands Fox 3/4-in extension shaft employed rounded-off prop nut Wheel collars fix stub wing position Allowing eventual flip overs tail surfaces use light repairable covering black white stripe German crosses made Monokote Plenty control surface area insures positive handling air ground completely laid up wrinkles matt overlaps After allowing thorough set pull cut plug out glass shell Now can pick best part top cowl cut front holes remove bottom Trim extra h-in depth complete shell using medium sandpaper woodfiller Its really great method results smooth strong tough scale wing designed built three sections using through gussets spars Heresy cry Too weak Too chancy rate threesection approach lends itself building small space small 30-in board As have noted wing used builtup type foam core say 3/32 hard balsa planking could used provid ing plywood cabane ribs sand wiched However balsa wing built highlights kinks its construction Build center section first after hav ing cut out ribs including ply wood ones Next pin glue flat bot tom planking bottom spars plan Mark rib locations glue pinned sheeting Fasten pre-drilled maple wing blocks insides PW ribs place also block ed up leading edge now glued place Put top spars let dry re move assembly board Complete planking bottom Plank top temporarily omitting three inches facilitate servo pushrod stallation Rough sand leading edge using plywood metal template guide Locate back spars through covering trace wing cut-out bottom top planking Carefully cut out bevel-fit inside pieces around opening Leave servo mounts until later wing outboard panels now sembled placing piece diagonally pre-cut fitted planking down trail ing edge another piece planking halved under front spar form good splice needed bottom spars located glued down balsa ribs Make card board pattern dihedral angle align ribs leading edge stock can purchased wide enough allow cutting both outboard leading edges making diagonal cut /8 saw allowance leading edge now glued ribs leading edge held pinned down unpin rest assembly -in block can inserted under tip rib form necessary washout Front struts hook through J-bolt built wingdesigner recommends rubberband insurance against struts popping loose during snap maneuvers Note rear strut clevis engages J-boltmodified fitting described Ship also flies well ailerons has some what reduced roll ability Aileron servo visible above machine guns SPANGAS GUNS FASTEHED TO HATCH EN FOX 45 MOUNT GIG NO47B 3RIGHT THRUST COWL 1/16 THICK FIBERGLASS MATCH B COWL DARK GREEN FNSHEDOUTSOE BOTTOM CORNER OF FUSELAGE ENG DARE GREEN HERE3/32 SHEET PILOT DECK PLACE BEFORE SHEETING BACK FUEL TUBING II-- ~1 ~ -IIII- - ---TIT -- I I -DI-/ -i--I___ -4-----4 1] F 3/I6SPADE BOLT 1-BOLTDUBRU NYLON KWIK-LINK N TOP IDENCE C IlONLY 1/4 SHEET TAPERED FLLERi-Io ALONG BOTTOM LONGERON ROER BBNG SAFETY STRUT~~BALANCK WRAP B AFTER FINAL FIT WRAP 3 JC SOLDER -STRUTS- WITH COPPEa IRE o-A4t-ft---RTRuIT AB SOLDER FULL-SIZE PLANS AVAILABLESEE PAGE 96 4 SO OR AS SPECIFIED 3/B S 3/4 MAPLE BEARHO I/4X I/S LA~ .FLEL TANK NGACKET O3SALLB4I/4SO TYP ROUND ALL EDGESI/4SI/2TYP ROLL BACK ISOTO FIT SULLAPN--N--WHITE ___________________________________ALL LONGERONS 1/4SS-B ROUNDED WILLIAMS STANGARD FIGUREBEND UP SOoTOP B END SCRAP BLOCKS BETWEEN CROSSWHITE BEND FORWANG--I/4SHEET Fl___ ___ FILLET AFTER SHEETINGSO 43/Br-RD- -3/32 SHEETK /4ET S INCIDENCEI/4X 1/2 I/BPLYWOOO LUMGUSSETS BOTH SIDES\1/4 SHEET "-A B/It-THIS FRAME RT1/4 PLYWOOD 117 SIDE ONLY BACK3/32 WIRE LIFTNG HANDLESKID DECK LET INTOf RUDDER HORN S RED TILT OUT COVER LONGERUNS AFTER 3/BSTP LEFT SCEWITH BLACK FUEL TWEFRAME IS ASSEMBLED- -ROBART HRGE PORT 1/16 WIRE COVERI1/4S I/SSTAIN WOOD1/16 PLYWOOD BOTH I3/32 MUSiC WIRE3/4SIDES PANT BLACK BETWEEN FRASELINE B FASTEN WITH __ __DVIII --zT----2 1/2 -I SEMI SCALE COWL FORMERBLACKDESJGNED 8 DRAWN BY BOB OWENS I/B SHEET 3 REDWHITE ITRACED FOR MODEL AVIATION DO BOO BORDEN IIIi02Y456 HATCH FORMER I/8SHEET DREG -' MAPLE BOCK ROUTE HATCH CORHERS TO CLEAR CLIPS B WIRE BILKHEAD Aft B E FURMER FIlE WALL N THRUSTIfI TANK ON LEFT SIDE MUFFLER-44J SEMCO DISC EXHAUSTTO BULKHEADS REVERSED L S MOUNTS ALL WIlD B LGN STRUTS 3/35 6KJSlC V4X 1/2 HARD BALSAj0/4K STRUTS GREEN BLACK FOR TIRE SPLICE BUUHEAD I/B PLYWOOD II I0 \---I -- - TAt SKID DECK -III - B PLYWOOD yI RULKHEAD B I/B PLYWOODFUELAGE SiDE FORMER V 1/4 55/6 1/4 SO TYP . /4 PLYWOOD STRUT BLACK I/4XI/2 TYP GUSSETS L4SHEET 0 0 -I 0 3/BX 34 MAPLE BLOCK NOTCH FOR SPARSAL SPARSL E 34 SHEET 4 CKS TO RIGHT1/4 50 HARDWOODBLACK _ TE D__il__ __ ---II~ L------4-L4BPL#Oc0 ON 1/4 SO II- ii t1r4 -Il-A---II-II 4 1SERVO WHES II~ STALL DJLERON SYSTEMIII BEFONE SHEETING THIS BAREA TOPS BOTTOM,AWM COVER:IrAnERON2II ,ON BOTTOM ,jI SERVOI/B PLThOOD ---- --SERVO ACCSPLYWOCO RIBirRIB IIII _____ r- U ij AL___ ALL SHEET ,'ii II SHEET3/32 SHEET PIT Ci I/B PLYWOOD 2REO________ 3/32 SHEET BREOF1__ _ -CAP TRF 5/32 21/4 DRILL 4 PLACESI 14 AILERON __________-IALL AROUND -3/32SHEET 2 REQ ____ __USE AT RIB l~I hIrdiIOP EACH OUTER PAHEL - I II ALLRIBS 3 THRU 10 _____3/32SHEET 2 RED OP EACH HE BOTTOM SHEET CUTOUrATTB9UNDERLE LE I2SHEETI LOWER SPAR AA 1/8 PLYWOOD RIB AT EH END __ni ______SHEET HG SEVEL L CDI -J BOflOM OTT DIHEDRAL BOTH TIPS F P DETAL TOP I/LAMRIATE TIPS OP -LSOFT SHEET HIMOE FILLERS HARD SHEET FLIT r TI CUT OUT AILERON 3/32 SHEET AFTER AFTER SHEETING BEND 350CUTTING ALERONIN WAS1DJT ___________ __________I BENG 270IDEVELOPED VIEW STRUT B STRUT BEND TO MTSTRUTC SPAIOAU MACHINE RUNS.015 THICK CLEAR SCALE UP FROM 2 INE FIREWALL FIBERGLASS COWL FOKKER DVIII SHEET 2 OP 2 2 /2 SEMI SCALE TRACED POD MODEL AVIATION BY RAY BORDEN 025456 3/BX 3/4MAPLE BLOCKS 4HE0 BLOCKS EXTEND TIINU TOP SHEET 632 SCREY ZILG STRUT OrB 032 ALUM WASHERS B TUBE AXLE NO 64 R BANDS FOR CORD IS STRUTS 2 2 D BLACK HEATER HDBE DEVELOPEDVEWF7 WHEEL COLLARS BENG 25 4-4 REQ / AXLE I/BMUSIC WIRE 114I/4WASHOUT BOTH TIPS 0 C -4 0 0 CD Co -1 Co rather distinctive strut arrangement provides perfectly adequate mounting full canti lever parasol wing step incidental markings authentic Lettering done Leroy guide Scotch transparent Magic Tape edges being ironed down top planking now completed lock- goed closed joint Set up servo ing washout Remove panel pushrods Care should taken get the board fasten lami- deflections later direc nated pre-rough-cut tip Rough sand tions support freedom now because tip leading edge being very careful later too late Having accomplished overcut Cut out aileron plank must have taken least eight tries remaining bottom openings put get am slow complete bellcrank mechanism aileron hinges center section planking Sand down reversed aileron horn leading edge both sides taper uni After completion three sections formly equally remains now wing butt glue outboard panels reinforce butt joints 4-in center section after sanding form strip lightweight fiberglass cloth epoxy top bottoms well suggest Hobby Poxy Formula 2 preparation operation con sists stabbing few hundred holes sheeting areas adhesive penetration vital Soak epoxy dont sparing because joints hold up whole aircraft test static load 15 lbs placed tip wing frame groan protest figures out around ten times gravity force probably wont exceeded except controlled crash situation wing aileron servo set-up com pleted major part project complete rest aircraft should go ward quite easily empennage fuselage straight-forward designs should present no hidden problems Four medium-hard a longerons chosen fabricate main frame After two sides completed placed upside down over top view cross pieces attached firewall back plywood landing gear rear strut mount Note locations require alsa require ply wood cross pieces Now spring loose ends together place remaining cross pieces Remove structure plans sand rudder posts gether achieve total /4 thick ness Glue posts together add ply wood tail skid mount bearing deck formers stringers Cut out pre-drill firewall plywood former epoxy place access hatch constructed place glue lightly After placing remaining formers frame fillets side stringers begin 3/32 sheeting top center around sides Cut out cockpit hole add pilots deck Cut out hatch add retaining screws nuts tabs pushrods installed after tail surfaces control horns located Now glue 2-in-wide strip lightweight fiberglass over sheeting firewall joint empennage simple nothing out ordinary Dont overlook hardwood gussets because play important part holding everything gether skid assembly built up balsa plywood shown plans inner surfaces wheel well epoxy coated before wheel mounted steerable tail wheel assembly held place wheel collar long screw set-screw hole used steering arm end screw arm heated red hot hammered fiat 1/16-in hole drilled adjust able device stub wing next consists built-up section constructed similarly wing center section balsa plywood end ribs pre-drilled maple blocks glued bottom Continued page 92 20 Model Aviation Although camera angle somewhat distorts image mis grouno ievei view oges give im pression ships proportions 6-in wheels seem huge scale made two laminations foam drilled dowel bearing black auto heater hose tires KITS S SSORIES Daly 4CE 17 SPAN STOCK NO PP15 KIT $425 BROWN CO-2 ENGINES ENGINES ARE IN STOCK NEW CHAEGEE AND S SIZES OP TANKS BROWN ENGINES MUST RE ORDIRED DIRECT FROM PECK-POLYMERS 4 WALNUT SCALE KITS BABY ACE$423 PEANUT SCALE KITS PIPSE J3 CUR$329 FIETBEPOL $329 MILES $329 TURBULENT $329 MUSTANG$349 ZERO$349 COUGAR $349 ANDRSASO9I.$349 GIPSY MOTH.-$349 GANAGOBIE. $349 SPORT MODEL KITS ONE NITS SR$473 ONE NITE 16$349 STRINGLESS WONDER- POcK ROG$139 KITS 0 PLANS 0 ACCESSORIES REAL JAPANESE TISSUE-PROPS COMPLETE CATALOG 5O MANY HARD TO FIND ITEMS D~D*Iuiup P 0 BOX 2498 -AMA LA MESA CALIF 92O4 FNONE 17141 4694673 1 442-4636 one-stop mail-order source try Creative Native 14548 Seventh St Vic torville CA 92392 Twenty-five cents will get eight-page price list Included such things nitrate dope Floquil paint balsa spruce 1/32-square upward Peck Sig Sterling Tern Aero Micro-X kits tissue Wylam plans Williams Bros parts chemicals sorts goodies Country Boy Kit Jim Clems Country Boy featured March issue now avail able kit form dealer doesnt have order direct Clemcraft PO Box 524 Sand Springs OK 74063 FAI Supply Attention Modelers Wives Saturday bought new garden hose highest quality new power lawn mower Sunday accidentally cut new hose half new lawn mower Now moral story modelers wives should require husbands take time away modeling order water garden mow lawn such.. Bob Meuser 4200 Gregory St Oak land CA 94619 Fokker D-VII I/Owens continued page 20 planking nose block pre-shaped added Complete stub wing plank ing top epoxy coating axle slots placing shock mount screws whole working gear simple con struct presents very scale-like action ground maneuvers landing cabane struts bent using small propane torch careful heat local bend area dull cherry-red color maintain spring temper much wire possible Dont heat around dope alcohol fumes might happen around balsa scraps work bench main tained location bending marking wire blackboard chalk can take heat disappearing know exactly bend during heating-bending process Al ways begin bending project center piece work outward allowing two inches extra ends errors making final bends easier form home-made spade bolts fabri cated threaded steel rod ends ing heated cherry red hammered flat Dont hammer piece unless part remains hot cracking may oc cur 1/16 hole drilled edges chamfered prevent wear plastic devices Note spade part bent angle threaded part Now heat part up cherry red again slowly let cool gives tempering effect part J bolts made similar fash ion again being careful avoid cold working bends will find bending around nail scrap piano wire held vise will make process quite simple Dont forget soft temper pieces 12 aluminum clips fabricated initially bending aluminum around prebent piano wire part fi nally held Next wire U-shaped aluminum squeezed vise together tighten U final bend retain wire made putting tails U vise just above bottom wire vise now closed tails holding wire clip place pressing downward suitable mounting hole drilled edges trimmed complete clip As fair amount strut length cover balsa fairings word about order began selecting enough x medium-hard hard balsa stock job shaped final oval cross section planing sanding Finally set up Dremel tool drill press guide clamped set rout out U groove down center proper depth engine tank installation require much description other say have run engine pressure have experienced un usual feed problems will say fill tank carry aircraft starting line before starting engine will -flood engine time Carry craft fuel line disconnected visible tank quickly detach able rubberband mount feature has well worth addition Since DVIII has plenty cowl room dont recommend behind-the-firewall tank stallation up front location keeps things nice clean inside radio compartment aids balancing process cowl mounted homemade aluminum clips held place self-thread ing screws Washers epoxied cowl avoid tightening screws di rectly against softer cowl materials top engine mount drilled self-threading screw used considerably stiffen whole works may notice heavy wire soldered glow plug terminal led out small hole cowl side makes clipping glow plug leads snap did have drill hole Austin Craft plug wrench straight through allowing wire run plug inserted removed servo installation certainly does lack space plan shows Yo-in plywood mounts servos Dont skimp servo mounting battery its foam covering mounted plywood cross piece rubberbands far forward possible radio three servos used balance craft after cover ing installation will vary shown get internal work completed before covering goes Notice have used rubberband put light tension internal antenna makes radio installation removal easy keeps antenna clean avoids kinks prevents overstressing wire surface throws set up follows ailerons 1 up elevator 2 up 2 down rudder has 2 right left deflections throws may seem large result positive control during taxiing slow flight routines large enough require constant attention during higher speed flight particular color scheme flown Jagdstaffel 6 late 1918 tail col ors alternating black white Super Monokote strips crosses white Monokote overlaid black overlaying generally making botch try method Using very point iron carefully lightly tack white down done along center line outward middle cross center firmly tacked work outward four intersections sweeping motion might add lots patience required black Mon okote overlaid using same outward semi-circular motion iron Tack down well wont get away Also never press down hard lead ing edge iron first passes Press hard trailing edge 92 Model Aviation FL WITI aUGUR Ga c93 peWUR 0 WaLNUT SCALE ASK FOR OUR KITS AND ACCESSORIES AT YOUR LOCAL DEALER IF NOT AVAILABLE AT YOUR DEALER ORDER DIRECT ADD ROE POSTAGE NEW MODEL FIRSTS FROM JETC DAYTON WRIGHT RACER RB #1 FIRST PEANUT SCALE MODEL WITH RETRACTABLE WHEELS . Suit able 5/s Rubber Flying Scale . Contest Balsa rubber lity printed formers rmed plastic nose assembly wheels ntest quality plastic prop uly beautiful peanut scale model market todayPrice $375 FIRST SUPER-FLITE HIGH PERFORMANCE EMBRYO CLASS RUBBER MODEL WITH DETHERMALIZER ATURING THE NEW JETCO-MATIC WING-STAB BUILDING JIG sy 2-nite construction ntest Balsa DIE-CUT parts astic formed nose assembly ntest rubber plas tic free-wheeling prop rmed wire parts Span 18 Lng 20 Price $425 *DESIGNS BY HENRY STRUCK See local Dealer first available order direct Please enclose $100 model postage handling CATALOG 25 iron fuselage covered 2-in scale camouflage Super Coverite fabric iron-on material applied fuss First bottom sides fi nally top areas covered soon comes apparent very uniform over lap width has achieved since camouflage patterns generally match around fuselage corners use short A-in plywood guide Cut against freshly sharpened X acto knife good edge lap will result wing covered Super Cover ite bottom first top tips really can pull covering around gores since tips truly solid Most stub wing done 2-in camouflage sides painted last dark green paint wing cowl struts Superpoxy brush-type paint slightly thinned mixed part black two parts green small Badger-Propel spray gun used required two coats produces weath ered dull finish wheels painted black white Superpoxy cowl struts wheel backs painted dark green mix Finally after covering spraying operations completed should rub down shiny sirfaces very fine steel wool achieves uniform dull finish aircraft finally completed test run taxied around back yard using three tanks fuel done make sure nothing about loos en fail fall off also checked fuel consumption Fox bushed bearing 045 engine Later club field fought cold feet wife mechanic said built scale model original flew didnt Well going try challenge called club has 200-ft grass strip field taxi far edge completed wind OK final control check engine run up throttle back go rolls So back /2 throttle full up elevator some good speed now neutral elevator some left rudder firewalled throttle lift off less half field greatest thrill modeling since solo gained some altitude warmed up flying flew hands off throttle settings major trim changes Large perfect aileron-only turns made tight maneuvers rudder way go fact flying three-channel ailerons would quite natural would simplify wing construction However roll ing ability would suffer done According timer about five minutes fuel Some stalls stall turns slow flight tried good smoothness control landing wifes point view steep ap proach nice flare-out fast roll-out After over three months no flying aircraft because flying two fists inside mittens D VIII almost landed itself put through three hours air time before Rhinebeck meet think fair far public safety concerned product review product review product review Permagloss Instruction Booklet compre hensive well-illustrated booklet explains detail things needs know about iron-on coverings obtain optimum results Step-by-step instructions illustrations take builder through whole process preparation wood surfaces final trimming new booklet purchased pack can obtain sending manufacturer old instruction booklet self-addressed envelope Cover ite 2779 Philmont Ave Huntingdon Valley PA 19006 product review product review product review meet looked balsa consuming trees bending wind said goes first design effort first major con test first time flying away big club field As realistic speed made points judges flew first flight slowly Actually too slowly Fifty feet over trees minimum air speed down ward leg best place have engine quit D VIII tucked nose nice glide made one-eighty descent flared deadstick 50-ft spot circle truth After D VIII time will long pleasantly remembered model ers saw aircraft first hand perform ing air Amazement expressed big blunt-front thick-winged air craft could stable fly 045 engine using 12 X 4 Tornado prop decide build Fokker dont expect pattern aircraft will clean aileron rolls fly day inverted wont Expect smooth stable aircraft reasonable amount penetration capability good ground handling just realistic flight would like express gratitude people made project pos sible wife Ginny encourage ment Mr Otto Loorents made fine photographs Mr Cole Palen members Mid-Hud son RC Society gave permis sion dedication inspire project Mr Gulf hawk/Wilson continued page 39 sweet little biplane fighter US Navy F2F- 1 series would lead F3F-lG-1l design 1936 Wishing continue very profitable advertising campaign Al Wil liams initiated Gulf approached October 1977 93 SM S