Radio Control SCALE Bob & Dolly Wischer NEEDLE VALVES Most us Scale model ing have common problemadjusting needle valve completely cowled engine out making hole cowL older models have unsightly hole recent times have found methods indirectly adjust ing needle Quickest simplest methods flexible shaft soldered directly needle extending out air exit cowls aft end assuming such opening exists works well cowl sufficiently wide permit reasonably large radius bend shaft sharp bend fine adjustments hampered tendency shaft move twitches caused spring shaft plus fric tion shaft material 050-in dia steel multi-strand cable enclosed nylon tube intended throttle nose wheel hookup smooth operation tube needs anchored both ends Make aluminum brass bracket fastens engine mount bolt hold flexible shaft alignment needle valve short brass tube coupling soldered between shaft needle needle will probably need shortened reduced diameter accept brass tube can done using file needle shank turning electric drill being careful distort threads knurled nut battery terminallike big 1 /2 V ones used use heating glow plugs makes good finger grip soldered flexible shaft end positioned just inside cowl opening easily seen SUPPORT NO 2-56 HEX NUT NEEDLE SUPPORT BRACKET03/32 OD fBRASS TUBE FLEXIBLE SHAFTSOLDERED IN NYLON TUBE I // ~0 NEEDLE H SKEWED BEVEL GEARS PERMIT SHAFTS TO CROSS COLLARS IN BEARING BLOCK II 3/32 OD PRESS FIT BRASS TUBES SOLDERED FLEXIBLE / SHAFT ~SUPPORT WIRE PUSH ROD 0 0 CLEVISo STEERING ARM 5/32OD BRASS TUBENEEDLE SOLDER TO NEEDLE keep having make ugly hole cowling adjust needle valve three methods remote adjustment needle top plain flexible shaft soldered directly needle fine can get bend inside cowl center view represents bevelgear drive 21 reduction allowing fine adjustment bottom view simple push-pull arrange ment small angular tweeks Bob has say about column Engines use spring fingers grip ratch-type detent needle valve body should have fingers opened slightly relieve some tension engines use collet grip needle will need loosened enough friction add-on shaft tube assembly keep needle positioned As mentioned flexible shaft its 900 bend works properly fairly wide cowL smoothly-operating system will fit width cowl use bevel gears may Continued page 128 36 Model Aviation Junkers Ju87 B-2 Stuka WW II dive-bomber modified Royal kit Del McGehe model embellished 33583 white-glue rivets boasts 1 1 movable controls Its cockpit William Habig used airbrush decorate Top Flite Vought F4U Corsair Its covered Coverite uses OS Max 90 engine Seen Military Stand-off entry Toledo Jerry naaes scratcn-DuIII aerooasic oipe moaeiea suer sue ermus scratch-built Ryan Navion Mitch Robbins finished high glossWeeks Specialinformation source being Repla-Tech International K& B Superpoxyover-oz glass cloth K&B 61 engine powersthe48in span craft 1s23% scale weighs8 lb uses OS 6OFSR engine 12 lb 1/6-scale craft Note window curtainsFinish Coverite Micaflim nitrate dope acrylic enamel September 1982 37 dont see club field very often Joe Spallone modeled Polikarpov 1-16 Rata fighter used USSR WW II All-balsa -oz glass cloth K& B primer under flat Aero Gloss dope Engine Fox 78 -.dgsons Curtiss Robin sports scale Curtiss Challenger 6cylinder radial nose actual power plant Fox 36 Model 1-in-scale finished Coverite R&S paint Pactra dope 1-- -000 REPEMW s Hot Performance $ write ror Ti Hot Line 501 646 1656 F 0 X MANUFACTURING Co 5305 Towson Ave Fort Smith Arkansas 72901 runs great economical Fox Gold Star Fuel new FOX 19 BB-RC hand-starts ease yet stressed radial loads imposed electric starters belt-drive spur facing rearward gear systems two large 11mm Ball Bearings front rear Its got smooth low idle too years engine life tng available requestknown million-odd engines taught us DeCO coorpact lightweight 21 o tO o Sg * Special coated surface fuel water resistant Carries starter 12v battery power pacol transoritter & has hocks fur cuiliug glow plug & starter curds lst,tOl Saninry cc.r mini Afuwicuw fulding legs 4 Both lid sides upon access unbreakable tiny organicor inside 1 DaCa Product Inc ONLY 17995 44 codels rein 1010 recairs Iyng Fasulage cradles all1 insi cc widurIr relencoyc GET ORGANIZE Dl s tel 01 4 sturdy Ides holds comprehensivetsr fine instruments fordyearsutynurfonoee8 nil wagoatnes small craft & aircraft design 4 MAG FILES $495 catalog return Box 1534 Southold NYP0 BOX 388-K 7ufaLertlnes inc 11971 516 765-19602DOVER NH 03820 Elmira NY back gang put annual bash drew over 100 fliers Harris Hill got lead full-scale Minanioa owned Reverend Groom out Phoenix Back several us interested old Scale subjects rumor Minamoa existed somewhere USA SSA listed Phoenix call made Reverend Groom told own story about bird freighted over Hindenburg owned Richard DuPont Reverend Groom back Thirties pushed line boy over Harris HilL DuPont killed experimental glider accident during war sometime thereafter Reverend Groom sought out Minamoa bought asked could come see told given away Asked could still seen anywhere told prob ably would have go Elmira donated SSA museum Harris Hill So couple days later Neil Liptak spent afternoon notebook camera tape measure dusty basement hangar famous hilL Doc Hall Glenview II cut wide swath Scale back Seventies saw material Neil compiled sald hed start building immediately did After bird framed out sat longest time project given up other priorities Eventually sold last year Dave Watson rebuilt part finished nine years after first phone call made Minamoa joined gulls off Torrey Pines Dave promises pictures later wanted share different kind modeling story now Good lift Dan Prus 131 E Pennington Lii Plainfield IL 60544 RC Scale/Wiscers Continued page 37 seem complex expensive solution problem actually quite simple model railroad industry has abundant supply gears various sizes shapes ratios obtainable through hobby dealers Precision Scale Co gearboxes molded plastic material 11 ratio helical gears 11 ratio in-line bevel gears can mounted directly needle require no other support also available 11 21 ratio skewed bevel gears tiny gears less Vt-in dia meter will fit smallest space supported kept alignment molded cross can fitted needle flexible shaft extension soldered short length 3/32-in OD brass tube pressed hub driving gear nylon tube guides shaft rear engine cowl tube supported aluminum bracket Solder 2-56 nut shaft end use nut driver adjust needle valve nut driver readily engages nut engine running nut can hidden within cowl rear opening needle will probably require some dressing down diameter 3/32-in OD brass tube can soldered over bevel gear press fit over tube Bevel gear sets come complete necessary bushings assembly Both foregoing methods needle valve adjustment give unlimited rotational traveL Most Scale modelers familiar engine adjustment requirements will recognize large changes needle setting arent neces sary What really needed occasional tweak needle compensate change weather fueL Some engines HP comes mind have large-diameter knurled barrel pressed onto needle act detent pair flat springs provide tension against movement nylon steering arm set screw intended nose wheel can clamped barreL pushrod clevis extend arm rear cowl rod can reached needle-nose plier pushpull action can provide about 900 needle rotation cases plenty Du Bro steering arms include handy swivel clamp pushrod N LW PONYBLIMPIl-ft 31DM COITROUED IOU USIA AINSEIP PRACTICAL SIZE can Lift 28 Oa Use Standard Radios 3 4 channel Requirne 80 cabin Ft Hellan Holmes Anailabis Welding Sopply Shops FWU CONTROL Modern Thrsnt-Aerodynandc control Forward Hover Backward Elevation Tare Ballast Hollow Release COMPLETE KIT Forwed PlasSo Diecot Balsa Plywood Part Moanting Hardware $24900 Woe Plags 5witcben Book Eaplain ing Bliwp Operatioo Detailed Rena Photas Cosopletaly Fabri cated vinyl Heliaw Envelope Electric Motors Radio Battering NOW YOU CAN FLY YOUR OWNNot Incladed ELECTRIC POWERED BLIMPCOMPLETE CATALOG $100 DIaDrrjasjmaeaePO BOX 2498 -MA LA MESA CALIF 92041 W5IfW7ffUUIGPHONE 714 489-8875 714 442-4838 AIR OEf 161 4 E SE5a KITS V4 SCALE SEMI KIT13900 V4 SCALE COMPLETE KITn 19900 1/3 SCALE SEMI KIT16900 1/3 SCALE COMPLETE KIT.n22900 PLEASE ADD $750 FOR SHIPPING 1/If ZCALE SPAN 80 WEIGHT 201 ENGINE QUADRA 1/3 SCAIE M4 106- WEIGHT 281 ENGINE QuADRA SENI KiTS CONTAIN SAND SAWED AND SANDED PONMENS FIREWALL WING RIBS WING TIPS RUDDER AND STAB OUThIN FULL SIZE PLANG CLUECON5 ALL THE ABOVE PARTS ALL PSTRIP WOOD NOWARE SEND *1 00 FOR OUR cuPIEE CATALOG PHONE 1519 599-2121 128 Model Aviation model m MODEL IPORT TOTE lIocleIHo MST See Dealer firstl 14573 Grover IUet Oseaho flebfob 68144 Aromadus RIG TRACT Electric Retractable Landing Gear 1/5 Scale & 1/4 Scale Models proud present modeling public moat advanced well constructed landing gear designed 1/5 scale & 1/4 scale models up toSs pound weight components used systems best Quality available parts manulactured highest standards insure strength qualIfy reliable performance system comes complete battery pack charger servo switch hames 2 15 long estentions loctite mounting bolts 3 view full size drawing making plan modifications electric retractable landing gear system has designed pnd testec throughty suitable installation avanty aircraft models units eveilable TWIN GEAR MAINS TRI-GEAR MAINS steerable NOSE GEAR ROTATING MAINS br Master Kits P-40 Nosen Corsair retractable sleerable TAIL WHEEL special units Nick Ziroli Models AEROMARINE believe modeler should able build models live up true scale counter part both performance function think 1/4 scale retracts think BIG-TRACT Call write 6 page illustrated catalog retract systems available upon request Enclose $100 16 oaoe cataloc other fine products AEROMARINE ENTERPRIZES BOX 282 BEACHWOOD NJ 08722 201 240-3882 Cadillac Big Retracts Check out Standard features 50-60 Retract Cycles Per charge Scale 10 Second Refract Time Aluminum & Stainless Steel Spring Loaded Air Shock 3 Sets Springs Custom Tune Tension Scale Oleo Strut Retract Angle Nol Just 900 Can Set anhere Between 800 & 1100 Making Universal Types Models Toe & Toe Out Wheel Can Adjusted Provide Correct Ground Handling Tracking unit independently operated self locking position Full 1 year warranly Completely assembled & ready 10 operate via simple servo operation Solder couple telescoped brass tube bush ings plain straight needle bring up 5/32-ia diameter steering arm will fit snugly concern about needle valve setting comes about because Scale modelers notorious abuse engines Fully cowled hidden behind dummy engines power plants often overheated operating slightly lean needle setting will worsen condition Although engines designed run hot overheating point lubricant breakdown distortion piston cylinder eventual seizing could reduce expen sive piece equipment worthless junk As drag load propeller diminishes flight engine speed will increase necessity fueL As flight pro gresses fuel level tank decreases also tends cause leaning-out mixture nose-high flight attitude can also diminish fuel flow especially Scale model tank may ideal positon too far rearward too low conditions combine adversely worst happens begin hear exhaust note harden Closing throttle quickly can save engine continued flight may lead engine seizure us using mufflers arent masks sound engine extent dont always detect lean run immedi ately Setting needle valve slightly rich mixture before takeoff obvious answer needle easily adjustable engine buried deep cowl no means conveniently adjusting tend launch model flight assumption needle setting remains previous flights may have months earlier Meanwhile tiny bit congealed castor oil has partially plugged fuel passage need resetting needle arises engines partially cooled air flow over cylinder head fins Some cooling alcohol-fueled engine comes fuel itself Anyone has spilled glow fuel skin will know cooling effect evapor ating alcohoL Starving engine compounds overheating problem lean mixture burns hotter less fuel help cool fever Manufacturers recommend muffler pressure means assuring constant fuel flow found needle setting suddenly changes look leak tank plumbing prevents tank pressure building up order muffler pressure work system must sealed including fill tube tank use 6-32 machine screw plug open end tube crack forms because repeated inser tion screw pressure loss will cause lean engine run using screw plug fuel tube end must cut off square seal made against underside screw head leak could form along threads Having easily adjustable needle Scale model convenient check soundness system cant really expect fuel efficiently cool engine help Internal cowl baffles force incoming air flow through cylinder fins necessity An alternate solution sufficient space large heat sink fastened cylinder head such used Helicopters race cars Scale publication third tlme years British magazine Radio Control Models Electmnici has produced another RC Scale Aircraft Special books contain windfall ideas Scale modelers aspect hobby Color subjects covered emphasis military aircraft including comprehensive listing color refer ence sources U K well US addresses descriptions airplanes promi nent British Scale modelers detailed infor mation construction techniques methods used produce items complete really top-quality model beginning early documentation photos measur ing prototype Australian Ross Woodcock tells methods producing metal parts using lithographic alum inum sheet us time have employed modeling describes punch ing forming material tells September 1982 129 RIC MODEL TRANSPORTER $570 plus shippIng Compact Versatile Durable Hauls 2 planes plus gear equipment will need field customize inside hangers tool box etc meet need Information Contact X-HAUL ER PO Box 185 Constantine MI 49042 Call 616 435-6905 CA ZAIC CO INC 883 Lexington Ave Brooklyn NY 11221 USA 4x1Ox3u High Maintenance Free Aluminum Exterior Wood Box Construction Steel Running Gear fiOzrndO PROPELLERS Made polyester boil color Go GRiSH No 1 propeller True helical pitch airfoil win-power 2 Blade Tractor 53each 545354BOo 6364SOc 747676Mc 848688c 949697 98104106Mcneeds 114116118i 124125126em 2 Blade Pusher 5 3 3 Blade Pusher Metallic Aluminum 8188 *ia 9b106104$110 Pusher 106 $110 Sizes pitches styles anneal itso deep draws can made its fracturing Eric Coates divulges ways building-in strength through construction techniques proper use materials particularly struts wire bracing multi-wing airplanes has developed system forming flat flying wires using music wire get absolute straightness realistic appearance other sections multi-engine air planes wood bending laminating joining rmishing metals landing gear construction wing slots coupled ailerons rudder book also contains full-size plans -scale Fokker Eindecker price $300 can ordered direct Model Allied Publi cations P 0 Box 35 Bridge Street Hemel Hempstead Herts HPI 1 EE England Bob Dolly Wischer RL 1 S-221 Lapham Peak RI DelaflekL WI 53018 GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating iB57 208 2210 2413 IN 8&lOPiTCH 26 $16 RC Aerobatics/Van Putte Continued page 39 Inevltable must make landing some kind once airborne thoughts raced through mindnot least rye never flown right-hand traffic pattern solo true could have handed transmitter number competent pilots have some pride first decision make very high lefthand traffic pattern coming high thought briefly madeif could make over trees south Control Line flying area Well sirI continued let down sudden line trees reached up snatched Ugly Stik right out sky bringing rest embarrassing position nose down engine still running hanging power line tail section recall saying myself over over drove down get airplane really thought past trees Well course thats end story did get minor damage repaired flying again week future Ill continue publish excerpts newsletters think will general interest As former newsletter editor remember great felt find article newsletters magazine work did newsletter editor resulted being asked column seven years ago newest Phoenix 8 airplane disturb ing characteristic rolling out last points Eight-Point Roll out last point Four-Point Roll top rudder applied An analysis situation indicated wing too much dihedral effect could have reduced dihedral cutting wing down middle reassembling Thats just what Don Lowe would have done often changes dihedral wings airplanes several times get dihedral just right didnt relish work necessary accomplish So decided add small tip fences bottom wing Since didnt know big make made removable several different sizes couldbe tried until worked best dis covered As turned out first plates tried worked just fine plates made 1/16-in three-ply aircraft plywood exact wing contour fit achieved making template card stock trimming scissors until fit perfectly Pieces 1/32-in three-ply plywood t/a-in wide stuck bottom plate using Hot Stuff plates stuck bottom wing using Ace RC 1/16 -in doublesided vinyl mountingtape leftthe tips unpainted until sure did job change point-roll maneuvers amazing Now knife-edge can held almost indefinitely before rolling out lazy like am have wing excess dihedral can fix same way Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Reach FL 32548 RC Giant Scale/Beckman Continued page 41 recommend usually want see some thing like before saying much about over years rye built lot Sig kits rye never gotten bad fact rye never gotten vII#Je411ie14u21eJJ 130 Model Aviation AT youR DEALER 318 BOREALL SIZES IN 6810 12 PITCH RIGHT HAND TRACTOR RUSH BROS 0ST JOHN INDIANA 46373 SCALE DRAWINGSPHOTOS BOOKLETS MODEL PLANS 9962 AIRPLANE CATALOGS * aOo KJ REPLA-TECH INTERNATIONAl 46600 MC KBNZIB HWY VIDA OREnON 97496 P40 CAM KIT FULL COLOR EXACT REPRODUCTION ON YWELL THEY FLEW 4 NOW $500 RE MEMBER HOW Spas11 adler I,dadae saspon foe reoslelng bale. 4 sateS 55 Pd. Send US Mosfals PO 50 62 NsaanINe MI diego UNIQUE NOSTALGIC OFT CLASSIC R/C RETURNS T6 Nick Zirolis original Sport-Scale 1OV Wlng 214 Cs Engines GIANT RIC SCALE EINDECKER E-III * Beestifoily Molded Fiberglass Foseinge1500 Sq AreAn Easy-to-BsIId WWl Design en Winserl * DetaiiMoided Transparent Canopy * Ragged Fiberglas Molded Engine CowlingConplete Kit $27500 gspan 35 45 Engines * Plywood Firewall Hardwaro inelodedplan $1000 stipping & handlingPlease add $150 postage & haedling * Forwed / die Landing Gear Legs y encess retanded * Relied Plans instrostionsNY nsidnnls add 7!Conplete Kit $3495NY esjdeets add 7% GOITIOLIIZ TEND PROFILE0COMBA RA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & TIIDD Custom 3lil Fills Ingredients detailed brochure50C stamps/cheCk CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405
Edition: Model Aviation - 1982/09
Page Numbers: 36, 37, 128, 129, 130
Radio Control SCALE Bob & Dolly Wischer NEEDLE VALVES Most us Scale model ing have common problemadjusting needle valve completely cowled engine out making hole cowL older models have unsightly hole recent times have found methods indirectly adjust ing needle Quickest simplest methods flexible shaft soldered directly needle extending out air exit cowls aft end assuming such opening exists works well cowl sufficiently wide permit reasonably large radius bend shaft sharp bend fine adjustments hampered tendency shaft move twitches caused spring shaft plus fric tion shaft material 050-in dia steel multi-strand cable enclosed nylon tube intended throttle nose wheel hookup smooth operation tube needs anchored both ends Make aluminum brass bracket fastens engine mount bolt hold flexible shaft alignment needle valve short brass tube coupling soldered between shaft needle needle will probably need shortened reduced diameter accept brass tube can done using file needle shank turning electric drill being careful distort threads knurled nut battery terminallike big 1 /2 V ones used use heating glow plugs makes good finger grip soldered flexible shaft end positioned just inside cowl opening easily seen SUPPORT NO 2-56 HEX NUT NEEDLE SUPPORT BRACKET03/32 OD fBRASS TUBE FLEXIBLE SHAFTSOLDERED IN NYLON TUBE I // ~0 NEEDLE H SKEWED BEVEL GEARS PERMIT SHAFTS TO CROSS COLLARS IN BEARING BLOCK II 3/32 OD PRESS FIT BRASS TUBES SOLDERED FLEXIBLE / SHAFT ~SUPPORT WIRE PUSH ROD 0 0 CLEVISo STEERING ARM 5/32OD BRASS TUBENEEDLE SOLDER TO NEEDLE keep having make ugly hole cowling adjust needle valve three methods remote adjustment needle top plain flexible shaft soldered directly needle fine can get bend inside cowl center view represents bevelgear drive 21 reduction allowing fine adjustment bottom view simple push-pull arrange ment small angular tweeks Bob has say about column Engines use spring fingers grip ratch-type detent needle valve body should have fingers opened slightly relieve some tension engines use collet grip needle will need loosened enough friction add-on shaft tube assembly keep needle positioned As mentioned flexible shaft its 900 bend works properly fairly wide cowL smoothly-operating system will fit width cowl use bevel gears may Continued page 128 36 Model Aviation Junkers Ju87 B-2 Stuka WW II dive-bomber modified Royal kit Del McGehe model embellished 33583 white-glue rivets boasts 1 1 movable controls Its cockpit William Habig used airbrush decorate Top Flite Vought F4U Corsair Its covered Coverite uses OS Max 90 engine Seen Military Stand-off entry Toledo Jerry naaes scratcn-DuIII aerooasic oipe moaeiea suer sue ermus scratch-built Ryan Navion Mitch Robbins finished high glossWeeks Specialinformation source being Repla-Tech International K& B Superpoxyover-oz glass cloth K&B 61 engine powersthe48in span craft 1s23% scale weighs8 lb uses OS 6OFSR engine 12 lb 1/6-scale craft Note window curtainsFinish Coverite Micaflim nitrate dope acrylic enamel September 1982 37 dont see club field very often Joe Spallone modeled Polikarpov 1-16 Rata fighter used USSR WW II All-balsa -oz glass cloth K& B primer under flat Aero Gloss dope Engine Fox 78 -.dgsons Curtiss Robin sports scale Curtiss Challenger 6cylinder radial nose actual power plant Fox 36 Model 1-in-scale finished Coverite R&S paint Pactra dope 1-- -000 REPEMW s Hot Performance $ write ror Ti Hot Line 501 646 1656 F 0 X MANUFACTURING Co 5305 Towson Ave Fort Smith Arkansas 72901 runs great economical Fox Gold Star Fuel new FOX 19 BB-RC hand-starts ease yet stressed radial loads imposed electric starters belt-drive spur facing rearward gear systems two large 11mm Ball Bearings front rear Its got smooth low idle too years engine life tng available requestknown million-odd engines taught us DeCO coorpact lightweight 21 o tO o Sg * Special coated surface fuel water resistant Carries starter 12v battery power pacol transoritter & has hocks fur cuiliug glow plug & starter curds lst,tOl Saninry cc.r mini Afuwicuw fulding legs 4 Both lid sides upon access unbreakable tiny organicor inside 1 DaCa Product Inc ONLY 17995 44 codels rein 1010 recairs Iyng Fasulage cradles all1 insi cc widurIr relencoyc GET ORGANIZE Dl s tel 01 4 sturdy Ides holds comprehensivetsr fine instruments fordyearsutynurfonoee8 nil wagoatnes small craft & aircraft design 4 MAG FILES $495 catalog return Box 1534 Southold NYP0 BOX 388-K 7ufaLertlnes inc 11971 516 765-19602DOVER NH 03820 Elmira NY back gang put annual bash drew over 100 fliers Harris Hill got lead full-scale Minanioa owned Reverend Groom out Phoenix Back several us interested old Scale subjects rumor Minamoa existed somewhere USA SSA listed Phoenix call made Reverend Groom told own story about bird freighted over Hindenburg owned Richard DuPont Reverend Groom back Thirties pushed line boy over Harris HilL DuPont killed experimental glider accident during war sometime thereafter Reverend Groom sought out Minamoa bought asked could come see told given away Asked could still seen anywhere told prob ably would have go Elmira donated SSA museum Harris Hill So couple days later Neil Liptak spent afternoon notebook camera tape measure dusty basement hangar famous hilL Doc Hall Glenview II cut wide swath Scale back Seventies saw material Neil compiled sald hed start building immediately did After bird framed out sat longest time project given up other priorities Eventually sold last year Dave Watson rebuilt part finished nine years after first phone call made Minamoa joined gulls off Torrey Pines Dave promises pictures later wanted share different kind modeling story now Good lift Dan Prus 131 E Pennington Lii Plainfield IL 60544 RC Scale/Wiscers Continued page 37 seem complex expensive solution problem actually quite simple model railroad industry has abundant supply gears various sizes shapes ratios obtainable through hobby dealers Precision Scale Co gearboxes molded plastic material 11 ratio helical gears 11 ratio in-line bevel gears can mounted directly needle require no other support also available 11 21 ratio skewed bevel gears tiny gears less Vt-in dia meter will fit smallest space supported kept alignment molded cross can fitted needle flexible shaft extension soldered short length 3/32-in OD brass tube pressed hub driving gear nylon tube guides shaft rear engine cowl tube supported aluminum bracket Solder 2-56 nut shaft end use nut driver adjust needle valve nut driver readily engages nut engine running nut can hidden within cowl rear opening needle will probably require some dressing down diameter 3/32-in OD brass tube can soldered over bevel gear press fit over tube Bevel gear sets come complete necessary bushings assembly Both foregoing methods needle valve adjustment give unlimited rotational traveL Most Scale modelers familiar engine adjustment requirements will recognize large changes needle setting arent neces sary What really needed occasional tweak needle compensate change weather fueL Some engines HP comes mind have large-diameter knurled barrel pressed onto needle act detent pair flat springs provide tension against movement nylon steering arm set screw intended nose wheel can clamped barreL pushrod clevis extend arm rear cowl rod can reached needle-nose plier pushpull action can provide about 900 needle rotation cases plenty Du Bro steering arms include handy swivel clamp pushrod N LW PONYBLIMPIl-ft 31DM COITROUED IOU USIA AINSEIP PRACTICAL SIZE can Lift 28 Oa Use Standard Radios 3 4 channel Requirne 80 cabin Ft Hellan Holmes Anailabis Welding Sopply Shops FWU CONTROL Modern Thrsnt-Aerodynandc control Forward Hover Backward Elevation Tare Ballast Hollow Release COMPLETE KIT Forwed PlasSo Diecot Balsa Plywood Part Moanting Hardware $24900 Woe Plags 5witcben Book Eaplain ing Bliwp Operatioo Detailed Rena Photas Cosopletaly Fabri cated vinyl Heliaw Envelope Electric Motors Radio Battering NOW YOU CAN FLY YOUR OWNNot Incladed ELECTRIC POWERED BLIMPCOMPLETE CATALOG $100 DIaDrrjasjmaeaePO BOX 2498 -MA LA MESA CALIF 92041 W5IfW7ffUUIGPHONE 714 489-8875 714 442-4838 AIR OEf 161 4 E SE5a KITS V4 SCALE SEMI KIT13900 V4 SCALE COMPLETE KITn 19900 1/3 SCALE SEMI KIT16900 1/3 SCALE COMPLETE KIT.n22900 PLEASE ADD $750 FOR SHIPPING 1/If ZCALE SPAN 80 WEIGHT 201 ENGINE QUADRA 1/3 SCAIE M4 106- WEIGHT 281 ENGINE QuADRA SENI KiTS CONTAIN SAND SAWED AND SANDED PONMENS FIREWALL WING RIBS WING TIPS RUDDER AND STAB OUThIN FULL SIZE PLANG CLUECON5 ALL THE ABOVE PARTS ALL PSTRIP WOOD NOWARE SEND *1 00 FOR OUR cuPIEE CATALOG PHONE 1519 599-2121 128 Model Aviation model m MODEL IPORT TOTE lIocleIHo MST See Dealer firstl 14573 Grover IUet Oseaho flebfob 68144 Aromadus RIG TRACT Electric Retractable Landing Gear 1/5 Scale & 1/4 Scale Models proud present modeling public moat advanced well constructed landing gear designed 1/5 scale & 1/4 scale models up toSs pound weight components used systems best Quality available parts manulactured highest standards insure strength qualIfy reliable performance system comes complete battery pack charger servo switch hames 2 15 long estentions loctite mounting bolts 3 view full size drawing making plan modifications electric retractable landing gear system has designed pnd testec throughty suitable installation avanty aircraft models units eveilable TWIN GEAR MAINS TRI-GEAR MAINS steerable NOSE GEAR ROTATING MAINS br Master Kits P-40 Nosen Corsair retractable sleerable TAIL WHEEL special units Nick Ziroli Models AEROMARINE believe modeler should able build models live up true scale counter part both performance function think 1/4 scale retracts think BIG-TRACT Call write 6 page illustrated catalog retract systems available upon request Enclose $100 16 oaoe cataloc other fine products AEROMARINE ENTERPRIZES BOX 282 BEACHWOOD NJ 08722 201 240-3882 Cadillac Big Retracts Check out Standard features 50-60 Retract Cycles Per charge Scale 10 Second Refract Time Aluminum & Stainless Steel Spring Loaded Air Shock 3 Sets Springs Custom Tune Tension Scale Oleo Strut Retract Angle Nol Just 900 Can Set anhere Between 800 & 1100 Making Universal Types Models Toe & Toe Out Wheel Can Adjusted Provide Correct Ground Handling Tracking unit independently operated self locking position Full 1 year warranly Completely assembled & ready 10 operate via simple servo operation Solder couple telescoped brass tube bush ings plain straight needle bring up 5/32-ia diameter steering arm will fit snugly concern about needle valve setting comes about because Scale modelers notorious abuse engines Fully cowled hidden behind dummy engines power plants often overheated operating slightly lean needle setting will worsen condition Although engines designed run hot overheating point lubricant breakdown distortion piston cylinder eventual seizing could reduce expen sive piece equipment worthless junk As drag load propeller diminishes flight engine speed will increase necessity fueL As flight pro gresses fuel level tank decreases also tends cause leaning-out mixture nose-high flight attitude can also diminish fuel flow especially Scale model tank may ideal positon too far rearward too low conditions combine adversely worst happens begin hear exhaust note harden Closing throttle quickly can save engine continued flight may lead engine seizure us using mufflers arent masks sound engine extent dont always detect lean run immedi ately Setting needle valve slightly rich mixture before takeoff obvious answer needle easily adjustable engine buried deep cowl no means conveniently adjusting tend launch model flight assumption needle setting remains previous flights may have months earlier Meanwhile tiny bit congealed castor oil has partially plugged fuel passage need resetting needle arises engines partially cooled air flow over cylinder head fins Some cooling alcohol-fueled engine comes fuel itself Anyone has spilled glow fuel skin will know cooling effect evapor ating alcohoL Starving engine compounds overheating problem lean mixture burns hotter less fuel help cool fever Manufacturers recommend muffler pressure means assuring constant fuel flow found needle setting suddenly changes look leak tank plumbing prevents tank pressure building up order muffler pressure work system must sealed including fill tube tank use 6-32 machine screw plug open end tube crack forms because repeated inser tion screw pressure loss will cause lean engine run using screw plug fuel tube end must cut off square seal made against underside screw head leak could form along threads Having easily adjustable needle Scale model convenient check soundness system cant really expect fuel efficiently cool engine help Internal cowl baffles force incoming air flow through cylinder fins necessity An alternate solution sufficient space large heat sink fastened cylinder head such used Helicopters race cars Scale publication third tlme years British magazine Radio Control Models Electmnici has produced another RC Scale Aircraft Special books contain windfall ideas Scale modelers aspect hobby Color subjects covered emphasis military aircraft including comprehensive listing color refer ence sources U K well US addresses descriptions airplanes promi nent British Scale modelers detailed infor mation construction techniques methods used produce items complete really top-quality model beginning early documentation photos measur ing prototype Australian Ross Woodcock tells methods producing metal parts using lithographic alum inum sheet us time have employed modeling describes punch ing forming material tells September 1982 129 RIC MODEL TRANSPORTER $570 plus shippIng Compact Versatile Durable Hauls 2 planes plus gear equipment will need field customize inside hangers tool box etc meet need Information Contact X-HAUL ER PO Box 185 Constantine MI 49042 Call 616 435-6905 CA ZAIC CO INC 883 Lexington Ave Brooklyn NY 11221 USA 4x1Ox3u High Maintenance Free Aluminum Exterior Wood Box Construction Steel Running Gear fiOzrndO PROPELLERS Made polyester boil color Go GRiSH No 1 propeller True helical pitch airfoil win-power 2 Blade Tractor 53each 545354BOo 6364SOc 747676Mc 848688c 949697 98104106Mcneeds 114116118i 124125126em 2 Blade Pusher 5 3 3 Blade Pusher Metallic Aluminum 8188 *ia 9b106104$110 Pusher 106 $110 Sizes pitches styles anneal itso deep draws can made its fracturing Eric Coates divulges ways building-in strength through construction techniques proper use materials particularly struts wire bracing multi-wing airplanes has developed system forming flat flying wires using music wire get absolute straightness realistic appearance other sections multi-engine air planes wood bending laminating joining rmishing metals landing gear construction wing slots coupled ailerons rudder book also contains full-size plans -scale Fokker Eindecker price $300 can ordered direct Model Allied Publi cations P 0 Box 35 Bridge Street Hemel Hempstead Herts HPI 1 EE England Bob Dolly Wischer RL 1 S-221 Lapham Peak RI DelaflekL WI 53018 GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating iB57 208 2210 2413 IN 8&lOPiTCH 26 $16 RC Aerobatics/Van Putte Continued page 39 Inevltable must make landing some kind once airborne thoughts raced through mindnot least rye never flown right-hand traffic pattern solo true could have handed transmitter number competent pilots have some pride first decision make very high lefthand traffic pattern coming high thought briefly madeif could make over trees south Control Line flying area Well sirI continued let down sudden line trees reached up snatched Ugly Stik right out sky bringing rest embarrassing position nose down engine still running hanging power line tail section recall saying myself over over drove down get airplane really thought past trees Well course thats end story did get minor damage repaired flying again week future Ill continue publish excerpts newsletters think will general interest As former newsletter editor remember great felt find article newsletters magazine work did newsletter editor resulted being asked column seven years ago newest Phoenix 8 airplane disturb ing characteristic rolling out last points Eight-Point Roll out last point Four-Point Roll top rudder applied An analysis situation indicated wing too much dihedral effect could have reduced dihedral cutting wing down middle reassembling Thats just what Don Lowe would have done often changes dihedral wings airplanes several times get dihedral just right didnt relish work necessary accomplish So decided add small tip fences bottom wing Since didnt know big make made removable several different sizes couldbe tried until worked best dis covered As turned out first plates tried worked just fine plates made 1/16-in three-ply aircraft plywood exact wing contour fit achieved making template card stock trimming scissors until fit perfectly Pieces 1/32-in three-ply plywood t/a-in wide stuck bottom plate using Hot Stuff plates stuck bottom wing using Ace RC 1/16 -in doublesided vinyl mountingtape leftthe tips unpainted until sure did job change point-roll maneuvers amazing Now knife-edge can held almost indefinitely before rolling out lazy like am have wing excess dihedral can fix same way Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Reach FL 32548 RC Giant Scale/Beckman Continued page 41 recommend usually want see some thing like before saying much about over years rye built lot Sig kits rye never gotten bad fact rye never gotten vII#Je411ie14u21eJJ 130 Model Aviation AT youR DEALER 318 BOREALL SIZES IN 6810 12 PITCH RIGHT HAND TRACTOR RUSH BROS 0ST JOHN INDIANA 46373 SCALE DRAWINGSPHOTOS BOOKLETS MODEL PLANS 9962 AIRPLANE CATALOGS * aOo KJ REPLA-TECH INTERNATIONAl 46600 MC KBNZIB HWY VIDA OREnON 97496 P40 CAM KIT FULL COLOR EXACT REPRODUCTION ON YWELL THEY FLEW 4 NOW $500 RE MEMBER HOW Spas11 adler I,dadae saspon foe reoslelng bale. 4 sateS 55 Pd. Send US Mosfals PO 50 62 NsaanINe MI diego UNIQUE NOSTALGIC OFT CLASSIC R/C RETURNS T6 Nick Zirolis original Sport-Scale 1OV Wlng 214 Cs Engines GIANT RIC SCALE EINDECKER E-III * Beestifoily Molded Fiberglass Foseinge1500 Sq AreAn Easy-to-BsIId WWl Design en Winserl * DetaiiMoided Transparent Canopy * Ragged Fiberglas Molded Engine CowlingConplete Kit $27500 gspan 35 45 Engines * Plywood Firewall Hardwaro inelodedplan $1000 stipping & handlingPlease add $150 postage & haedling * Forwed / die Landing Gear Legs y encess retanded * Relied Plans instrostionsNY nsidnnls add 7!Conplete Kit $3495NY esjdeets add 7% GOITIOLIIZ TEND PROFILE0COMBA RA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & TIIDD Custom 3lil Fills Ingredients detailed brochure50C stamps/cheCk CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405
Edition: Model Aviation - 1982/09
Page Numbers: 36, 37, 128, 129, 130
Radio Control SCALE Bob & Dolly Wischer NEEDLE VALVES Most us Scale model ing have common problemadjusting needle valve completely cowled engine out making hole cowL older models have unsightly hole recent times have found methods indirectly adjust ing needle Quickest simplest methods flexible shaft soldered directly needle extending out air exit cowls aft end assuming such opening exists works well cowl sufficiently wide permit reasonably large radius bend shaft sharp bend fine adjustments hampered tendency shaft move twitches caused spring shaft plus fric tion shaft material 050-in dia steel multi-strand cable enclosed nylon tube intended throttle nose wheel hookup smooth operation tube needs anchored both ends Make aluminum brass bracket fastens engine mount bolt hold flexible shaft alignment needle valve short brass tube coupling soldered between shaft needle needle will probably need shortened reduced diameter accept brass tube can done using file needle shank turning electric drill being careful distort threads knurled nut battery terminallike big 1 /2 V ones used use heating glow plugs makes good finger grip soldered flexible shaft end positioned just inside cowl opening easily seen SUPPORT NO 2-56 HEX NUT NEEDLE SUPPORT BRACKET03/32 OD fBRASS TUBE FLEXIBLE SHAFTSOLDERED IN NYLON TUBE I // ~0 NEEDLE H SKEWED BEVEL GEARS PERMIT SHAFTS TO CROSS COLLARS IN BEARING BLOCK II 3/32 OD PRESS FIT BRASS TUBES SOLDERED FLEXIBLE / SHAFT ~SUPPORT WIRE PUSH ROD 0 0 CLEVISo STEERING ARM 5/32OD BRASS TUBENEEDLE SOLDER TO NEEDLE keep having make ugly hole cowling adjust needle valve three methods remote adjustment needle top plain flexible shaft soldered directly needle fine can get bend inside cowl center view represents bevelgear drive 21 reduction allowing fine adjustment bottom view simple push-pull arrange ment small angular tweeks Bob has say about column Engines use spring fingers grip ratch-type detent needle valve body should have fingers opened slightly relieve some tension engines use collet grip needle will need loosened enough friction add-on shaft tube assembly keep needle positioned As mentioned flexible shaft its 900 bend works properly fairly wide cowL smoothly-operating system will fit width cowl use bevel gears may Continued page 128 36 Model Aviation Junkers Ju87 B-2 Stuka WW II dive-bomber modified Royal kit Del McGehe model embellished 33583 white-glue rivets boasts 1 1 movable controls Its cockpit William Habig used airbrush decorate Top Flite Vought F4U Corsair Its covered Coverite uses OS Max 90 engine Seen Military Stand-off entry Toledo Jerry naaes scratcn-DuIII aerooasic oipe moaeiea suer sue ermus scratch-built Ryan Navion Mitch Robbins finished high glossWeeks Specialinformation source being Repla-Tech International K& B Superpoxyover-oz glass cloth K&B 61 engine powersthe48in span craft 1s23% scale weighs8 lb uses OS 6OFSR engine 12 lb 1/6-scale craft Note window curtainsFinish Coverite Micaflim nitrate dope acrylic enamel September 1982 37 dont see club field very often Joe Spallone modeled Polikarpov 1-16 Rata fighter used USSR WW II All-balsa -oz glass cloth K& B primer under flat Aero Gloss dope Engine Fox 78 -.dgsons Curtiss Robin sports scale Curtiss Challenger 6cylinder radial nose actual power plant Fox 36 Model 1-in-scale finished Coverite R&S paint Pactra dope 1-- -000 REPEMW s Hot Performance $ write ror Ti Hot Line 501 646 1656 F 0 X MANUFACTURING Co 5305 Towson Ave Fort Smith Arkansas 72901 runs great economical Fox Gold Star Fuel new FOX 19 BB-RC hand-starts ease yet stressed radial loads imposed electric starters belt-drive spur facing rearward gear systems two large 11mm Ball Bearings front rear Its got smooth low idle too years engine life tng available requestknown million-odd engines taught us DeCO coorpact lightweight 21 o tO o Sg * Special coated surface fuel water resistant Carries starter 12v battery power pacol transoritter & has hocks fur cuiliug glow plug & starter curds lst,tOl Saninry cc.r mini Afuwicuw fulding legs 4 Both lid sides upon access unbreakable tiny organicor inside 1 DaCa Product Inc ONLY 17995 44 codels rein 1010 recairs Iyng Fasulage cradles all1 insi cc widurIr relencoyc GET ORGANIZE Dl s tel 01 4 sturdy Ides holds comprehensivetsr fine instruments fordyearsutynurfonoee8 nil wagoatnes small craft & aircraft design 4 MAG FILES $495 catalog return Box 1534 Southold NYP0 BOX 388-K 7ufaLertlnes inc 11971 516 765-19602DOVER NH 03820 Elmira NY back gang put annual bash drew over 100 fliers Harris Hill got lead full-scale Minanioa owned Reverend Groom out Phoenix Back several us interested old Scale subjects rumor Minamoa existed somewhere USA SSA listed Phoenix call made Reverend Groom told own story about bird freighted over Hindenburg owned Richard DuPont Reverend Groom back Thirties pushed line boy over Harris HilL DuPont killed experimental glider accident during war sometime thereafter Reverend Groom sought out Minamoa bought asked could come see told given away Asked could still seen anywhere told prob ably would have go Elmira donated SSA museum Harris Hill So couple days later Neil Liptak spent afternoon notebook camera tape measure dusty basement hangar famous hilL Doc Hall Glenview II cut wide swath Scale back Seventies saw material Neil compiled sald hed start building immediately did After bird framed out sat longest time project given up other priorities Eventually sold last year Dave Watson rebuilt part finished nine years after first phone call made Minamoa joined gulls off Torrey Pines Dave promises pictures later wanted share different kind modeling story now Good lift Dan Prus 131 E Pennington Lii Plainfield IL 60544 RC Scale/Wiscers Continued page 37 seem complex expensive solution problem actually quite simple model railroad industry has abundant supply gears various sizes shapes ratios obtainable through hobby dealers Precision Scale Co gearboxes molded plastic material 11 ratio helical gears 11 ratio in-line bevel gears can mounted directly needle require no other support also available 11 21 ratio skewed bevel gears tiny gears less Vt-in dia meter will fit smallest space supported kept alignment molded cross can fitted needle flexible shaft extension soldered short length 3/32-in OD brass tube pressed hub driving gear nylon tube guides shaft rear engine cowl tube supported aluminum bracket Solder 2-56 nut shaft end use nut driver adjust needle valve nut driver readily engages nut engine running nut can hidden within cowl rear opening needle will probably require some dressing down diameter 3/32-in OD brass tube can soldered over bevel gear press fit over tube Bevel gear sets come complete necessary bushings assembly Both foregoing methods needle valve adjustment give unlimited rotational traveL Most Scale modelers familiar engine adjustment requirements will recognize large changes needle setting arent neces sary What really needed occasional tweak needle compensate change weather fueL Some engines HP comes mind have large-diameter knurled barrel pressed onto needle act detent pair flat springs provide tension against movement nylon steering arm set screw intended nose wheel can clamped barreL pushrod clevis extend arm rear cowl rod can reached needle-nose plier pushpull action can provide about 900 needle rotation cases plenty Du Bro steering arms include handy swivel clamp pushrod N LW PONYBLIMPIl-ft 31DM COITROUED IOU USIA AINSEIP PRACTICAL SIZE can Lift 28 Oa Use Standard Radios 3 4 channel Requirne 80 cabin Ft Hellan Holmes Anailabis Welding Sopply Shops FWU CONTROL Modern Thrsnt-Aerodynandc control Forward Hover Backward Elevation Tare Ballast Hollow Release COMPLETE KIT Forwed PlasSo Diecot Balsa Plywood Part Moanting Hardware $24900 Woe Plags 5witcben Book Eaplain ing Bliwp Operatioo Detailed Rena Photas Cosopletaly Fabri cated vinyl Heliaw Envelope Electric Motors Radio Battering NOW YOU CAN FLY YOUR OWNNot Incladed ELECTRIC POWERED BLIMPCOMPLETE CATALOG $100 DIaDrrjasjmaeaePO BOX 2498 -MA LA MESA CALIF 92041 W5IfW7ffUUIGPHONE 714 489-8875 714 442-4838 AIR OEf 161 4 E SE5a KITS V4 SCALE SEMI KIT13900 V4 SCALE COMPLETE KITn 19900 1/3 SCALE SEMI KIT16900 1/3 SCALE COMPLETE KIT.n22900 PLEASE ADD $750 FOR SHIPPING 1/If ZCALE SPAN 80 WEIGHT 201 ENGINE QUADRA 1/3 SCAIE M4 106- WEIGHT 281 ENGINE QuADRA SENI KiTS CONTAIN SAND SAWED AND SANDED PONMENS FIREWALL WING RIBS WING TIPS RUDDER AND STAB OUThIN FULL SIZE PLANG CLUECON5 ALL THE ABOVE PARTS ALL PSTRIP WOOD NOWARE SEND *1 00 FOR OUR cuPIEE CATALOG PHONE 1519 599-2121 128 Model Aviation model m MODEL IPORT TOTE lIocleIHo MST See Dealer firstl 14573 Grover IUet Oseaho flebfob 68144 Aromadus RIG TRACT Electric Retractable Landing Gear 1/5 Scale & 1/4 Scale Models proud present modeling public moat advanced well constructed landing gear designed 1/5 scale & 1/4 scale models up toSs pound weight components used systems best Quality available parts manulactured highest standards insure strength qualIfy reliable performance system comes complete battery pack charger servo switch hames 2 15 long estentions loctite mounting bolts 3 view full size drawing making plan modifications electric retractable landing gear system has designed pnd testec throughty suitable installation avanty aircraft models units eveilable TWIN GEAR MAINS TRI-GEAR MAINS steerable NOSE GEAR ROTATING MAINS br Master Kits P-40 Nosen Corsair retractable sleerable TAIL WHEEL special units Nick Ziroli Models AEROMARINE believe modeler should able build models live up true scale counter part both performance function think 1/4 scale retracts think BIG-TRACT Call write 6 page illustrated catalog retract systems available upon request Enclose $100 16 oaoe cataloc other fine products AEROMARINE ENTERPRIZES BOX 282 BEACHWOOD NJ 08722 201 240-3882 Cadillac Big Retracts Check out Standard features 50-60 Retract Cycles Per charge Scale 10 Second Refract Time Aluminum & Stainless Steel Spring Loaded Air Shock 3 Sets Springs Custom Tune Tension Scale Oleo Strut Retract Angle Nol Just 900 Can Set anhere Between 800 & 1100 Making Universal Types Models Toe & Toe Out Wheel Can Adjusted Provide Correct Ground Handling Tracking unit independently operated self locking position Full 1 year warranly Completely assembled & ready 10 operate via simple servo operation Solder couple telescoped brass tube bush ings plain straight needle bring up 5/32-ia diameter steering arm will fit snugly concern about needle valve setting comes about because Scale modelers notorious abuse engines Fully cowled hidden behind dummy engines power plants often overheated operating slightly lean needle setting will worsen condition Although engines designed run hot overheating point lubricant breakdown distortion piston cylinder eventual seizing could reduce expen sive piece equipment worthless junk As drag load propeller diminishes flight engine speed will increase necessity fueL As flight pro gresses fuel level tank decreases also tends cause leaning-out mixture nose-high flight attitude can also diminish fuel flow especially Scale model tank may ideal positon too far rearward too low conditions combine adversely worst happens begin hear exhaust note harden Closing throttle quickly can save engine continued flight may lead engine seizure us using mufflers arent masks sound engine extent dont always detect lean run immedi ately Setting needle valve slightly rich mixture before takeoff obvious answer needle easily adjustable engine buried deep cowl no means conveniently adjusting tend launch model flight assumption needle setting remains previous flights may have months earlier Meanwhile tiny bit congealed castor oil has partially plugged fuel passage need resetting needle arises engines partially cooled air flow over cylinder head fins Some cooling alcohol-fueled engine comes fuel itself Anyone has spilled glow fuel skin will know cooling effect evapor ating alcohoL Starving engine compounds overheating problem lean mixture burns hotter less fuel help cool fever Manufacturers recommend muffler pressure means assuring constant fuel flow found needle setting suddenly changes look leak tank plumbing prevents tank pressure building up order muffler pressure work system must sealed including fill tube tank use 6-32 machine screw plug open end tube crack forms because repeated inser tion screw pressure loss will cause lean engine run using screw plug fuel tube end must cut off square seal made against underside screw head leak could form along threads Having easily adjustable needle Scale model convenient check soundness system cant really expect fuel efficiently cool engine help Internal cowl baffles force incoming air flow through cylinder fins necessity An alternate solution sufficient space large heat sink fastened cylinder head such used Helicopters race cars Scale publication third tlme years British magazine Radio Control Models Electmnici has produced another RC Scale Aircraft Special books contain windfall ideas Scale modelers aspect hobby Color subjects covered emphasis military aircraft including comprehensive listing color refer ence sources U K well US addresses descriptions airplanes promi nent British Scale modelers detailed infor mation construction techniques methods used produce items complete really top-quality model beginning early documentation photos measur ing prototype Australian Ross Woodcock tells methods producing metal parts using lithographic alum inum sheet us time have employed modeling describes punch ing forming material tells September 1982 129 RIC MODEL TRANSPORTER $570 plus shippIng Compact Versatile Durable Hauls 2 planes plus gear equipment will need field customize inside hangers tool box etc meet need Information Contact X-HAUL ER PO Box 185 Constantine MI 49042 Call 616 435-6905 CA ZAIC CO INC 883 Lexington Ave Brooklyn NY 11221 USA 4x1Ox3u High Maintenance Free Aluminum Exterior Wood Box Construction Steel Running Gear fiOzrndO PROPELLERS Made polyester boil color Go GRiSH No 1 propeller True helical pitch airfoil win-power 2 Blade Tractor 53each 545354BOo 6364SOc 747676Mc 848688c 949697 98104106Mcneeds 114116118i 124125126em 2 Blade Pusher 5 3 3 Blade Pusher Metallic Aluminum 8188 *ia 9b106104$110 Pusher 106 $110 Sizes pitches styles anneal itso deep draws can made its fracturing Eric Coates divulges ways building-in strength through construction techniques proper use materials particularly struts wire bracing multi-wing airplanes has developed system forming flat flying wires using music wire get absolute straightness realistic appearance other sections multi-engine air planes wood bending laminating joining rmishing metals landing gear construction wing slots coupled ailerons rudder book also contains full-size plans -scale Fokker Eindecker price $300 can ordered direct Model Allied Publi cations P 0 Box 35 Bridge Street Hemel Hempstead Herts HPI 1 EE England Bob Dolly Wischer RL 1 S-221 Lapham Peak RI DelaflekL WI 53018 GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating iB57 208 2210 2413 IN 8&lOPiTCH 26 $16 RC Aerobatics/Van Putte Continued page 39 Inevltable must make landing some kind once airborne thoughts raced through mindnot least rye never flown right-hand traffic pattern solo true could have handed transmitter number competent pilots have some pride first decision make very high lefthand traffic pattern coming high thought briefly madeif could make over trees south Control Line flying area Well sirI continued let down sudden line trees reached up snatched Ugly Stik right out sky bringing rest embarrassing position nose down engine still running hanging power line tail section recall saying myself over over drove down get airplane really thought past trees Well course thats end story did get minor damage repaired flying again week future Ill continue publish excerpts newsletters think will general interest As former newsletter editor remember great felt find article newsletters magazine work did newsletter editor resulted being asked column seven years ago newest Phoenix 8 airplane disturb ing characteristic rolling out last points Eight-Point Roll out last point Four-Point Roll top rudder applied An analysis situation indicated wing too much dihedral effect could have reduced dihedral cutting wing down middle reassembling Thats just what Don Lowe would have done often changes dihedral wings airplanes several times get dihedral just right didnt relish work necessary accomplish So decided add small tip fences bottom wing Since didnt know big make made removable several different sizes couldbe tried until worked best dis covered As turned out first plates tried worked just fine plates made 1/16-in three-ply aircraft plywood exact wing contour fit achieved making template card stock trimming scissors until fit perfectly Pieces 1/32-in three-ply plywood t/a-in wide stuck bottom plate using Hot Stuff plates stuck bottom wing using Ace RC 1/16 -in doublesided vinyl mountingtape leftthe tips unpainted until sure did job change point-roll maneuvers amazing Now knife-edge can held almost indefinitely before rolling out lazy like am have wing excess dihedral can fix same way Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Reach FL 32548 RC Giant Scale/Beckman Continued page 41 recommend usually want see some thing like before saying much about over years rye built lot Sig kits rye never gotten bad fact rye never gotten vII#Je411ie14u21eJJ 130 Model Aviation AT youR DEALER 318 BOREALL SIZES IN 6810 12 PITCH RIGHT HAND TRACTOR RUSH BROS 0ST JOHN INDIANA 46373 SCALE DRAWINGSPHOTOS BOOKLETS MODEL PLANS 9962 AIRPLANE CATALOGS * aOo KJ REPLA-TECH INTERNATIONAl 46600 MC KBNZIB HWY VIDA OREnON 97496 P40 CAM KIT FULL COLOR EXACT REPRODUCTION ON YWELL THEY FLEW 4 NOW $500 RE MEMBER HOW Spas11 adler I,dadae saspon foe reoslelng bale. 4 sateS 55 Pd. Send US Mosfals PO 50 62 NsaanINe MI diego UNIQUE NOSTALGIC OFT CLASSIC R/C RETURNS T6 Nick Zirolis original Sport-Scale 1OV Wlng 214 Cs Engines GIANT RIC SCALE EINDECKER E-III * Beestifoily Molded Fiberglass Foseinge1500 Sq AreAn Easy-to-BsIId WWl Design en Winserl * DetaiiMoided Transparent Canopy * Ragged Fiberglas Molded Engine CowlingConplete Kit $27500 gspan 35 45 Engines * Plywood Firewall Hardwaro inelodedplan $1000 stipping & handlingPlease add $150 postage & haedling * Forwed / die Landing Gear Legs y encess retanded * Relied Plans instrostionsNY nsidnnls add 7!Conplete Kit $3495NY esjdeets add 7% GOITIOLIIZ TEND PROFILE0COMBA RA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & TIIDD Custom 3lil Fills Ingredients detailed brochure50C stamps/cheCk CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405
Edition: Model Aviation - 1982/09
Page Numbers: 36, 37, 128, 129, 130
Radio Control SCALE Bob & Dolly Wischer NEEDLE VALVES Most us Scale model ing have common problemadjusting needle valve completely cowled engine out making hole cowL older models have unsightly hole recent times have found methods indirectly adjust ing needle Quickest simplest methods flexible shaft soldered directly needle extending out air exit cowls aft end assuming such opening exists works well cowl sufficiently wide permit reasonably large radius bend shaft sharp bend fine adjustments hampered tendency shaft move twitches caused spring shaft plus fric tion shaft material 050-in dia steel multi-strand cable enclosed nylon tube intended throttle nose wheel hookup smooth operation tube needs anchored both ends Make aluminum brass bracket fastens engine mount bolt hold flexible shaft alignment needle valve short brass tube coupling soldered between shaft needle needle will probably need shortened reduced diameter accept brass tube can done using file needle shank turning electric drill being careful distort threads knurled nut battery terminallike big 1 /2 V ones used use heating glow plugs makes good finger grip soldered flexible shaft end positioned just inside cowl opening easily seen SUPPORT NO 2-56 HEX NUT NEEDLE SUPPORT BRACKET03/32 OD fBRASS TUBE FLEXIBLE SHAFTSOLDERED IN NYLON TUBE I // ~0 NEEDLE H SKEWED BEVEL GEARS PERMIT SHAFTS TO CROSS COLLARS IN BEARING BLOCK II 3/32 OD PRESS FIT BRASS TUBES SOLDERED FLEXIBLE / SHAFT ~SUPPORT WIRE PUSH ROD 0 0 CLEVISo STEERING ARM 5/32OD BRASS TUBENEEDLE SOLDER TO NEEDLE keep having make ugly hole cowling adjust needle valve three methods remote adjustment needle top plain flexible shaft soldered directly needle fine can get bend inside cowl center view represents bevelgear drive 21 reduction allowing fine adjustment bottom view simple push-pull arrange ment small angular tweeks Bob has say about column Engines use spring fingers grip ratch-type detent needle valve body should have fingers opened slightly relieve some tension engines use collet grip needle will need loosened enough friction add-on shaft tube assembly keep needle positioned As mentioned flexible shaft its 900 bend works properly fairly wide cowL smoothly-operating system will fit width cowl use bevel gears may Continued page 128 36 Model Aviation Junkers Ju87 B-2 Stuka WW II dive-bomber modified Royal kit Del McGehe model embellished 33583 white-glue rivets boasts 1 1 movable controls Its cockpit William Habig used airbrush decorate Top Flite Vought F4U Corsair Its covered Coverite uses OS Max 90 engine Seen Military Stand-off entry Toledo Jerry naaes scratcn-DuIII aerooasic oipe moaeiea suer sue ermus scratch-built Ryan Navion Mitch Robbins finished high glossWeeks Specialinformation source being Repla-Tech International K& B Superpoxyover-oz glass cloth K&B 61 engine powersthe48in span craft 1s23% scale weighs8 lb uses OS 6OFSR engine 12 lb 1/6-scale craft Note window curtainsFinish Coverite Micaflim nitrate dope acrylic enamel September 1982 37 dont see club field very often Joe Spallone modeled Polikarpov 1-16 Rata fighter used USSR WW II All-balsa -oz glass cloth K& B primer under flat Aero Gloss dope Engine Fox 78 -.dgsons Curtiss Robin sports scale Curtiss Challenger 6cylinder radial nose actual power plant Fox 36 Model 1-in-scale finished Coverite R&S paint Pactra dope 1-- -000 REPEMW s Hot Performance $ write ror Ti Hot Line 501 646 1656 F 0 X MANUFACTURING Co 5305 Towson Ave Fort Smith Arkansas 72901 runs great economical Fox Gold Star Fuel new FOX 19 BB-RC hand-starts ease yet stressed radial loads imposed electric starters belt-drive spur facing rearward gear systems two large 11mm Ball Bearings front rear Its got smooth low idle too years engine life tng available requestknown million-odd engines taught us DeCO coorpact lightweight 21 o tO o Sg * Special coated surface fuel water resistant Carries starter 12v battery power pacol transoritter & has hocks fur cuiliug glow plug & starter curds lst,tOl Saninry cc.r mini Afuwicuw fulding legs 4 Both lid sides upon access unbreakable tiny organicor inside 1 DaCa Product Inc ONLY 17995 44 codels rein 1010 recairs Iyng Fasulage cradles all1 insi cc widurIr relencoyc GET ORGANIZE Dl s tel 01 4 sturdy Ides holds comprehensivetsr fine instruments fordyearsutynurfonoee8 nil wagoatnes small craft & aircraft design 4 MAG FILES $495 catalog return Box 1534 Southold NYP0 BOX 388-K 7ufaLertlnes inc 11971 516 765-19602DOVER NH 03820 Elmira NY back gang put annual bash drew over 100 fliers Harris Hill got lead full-scale Minanioa owned Reverend Groom out Phoenix Back several us interested old Scale subjects rumor Minamoa existed somewhere USA SSA listed Phoenix call made Reverend Groom told own story about bird freighted over Hindenburg owned Richard DuPont Reverend Groom back Thirties pushed line boy over Harris HilL DuPont killed experimental glider accident during war sometime thereafter Reverend Groom sought out Minamoa bought asked could come see told given away Asked could still seen anywhere told prob ably would have go Elmira donated SSA museum Harris Hill So couple days later Neil Liptak spent afternoon notebook camera tape measure dusty basement hangar famous hilL Doc Hall Glenview II cut wide swath Scale back Seventies saw material Neil compiled sald hed start building immediately did After bird framed out sat longest time project given up other priorities Eventually sold last year Dave Watson rebuilt part finished nine years after first phone call made Minamoa joined gulls off Torrey Pines Dave promises pictures later wanted share different kind modeling story now Good lift Dan Prus 131 E Pennington Lii Plainfield IL 60544 RC Scale/Wiscers Continued page 37 seem complex expensive solution problem actually quite simple model railroad industry has abundant supply gears various sizes shapes ratios obtainable through hobby dealers Precision Scale Co gearboxes molded plastic material 11 ratio helical gears 11 ratio in-line bevel gears can mounted directly needle require no other support also available 11 21 ratio skewed bevel gears tiny gears less Vt-in dia meter will fit smallest space supported kept alignment molded cross can fitted needle flexible shaft extension soldered short length 3/32-in OD brass tube pressed hub driving gear nylon tube guides shaft rear engine cowl tube supported aluminum bracket Solder 2-56 nut shaft end use nut driver adjust needle valve nut driver readily engages nut engine running nut can hidden within cowl rear opening needle will probably require some dressing down diameter 3/32-in OD brass tube can soldered over bevel gear press fit over tube Bevel gear sets come complete necessary bushings assembly Both foregoing methods needle valve adjustment give unlimited rotational traveL Most Scale modelers familiar engine adjustment requirements will recognize large changes needle setting arent neces sary What really needed occasional tweak needle compensate change weather fueL Some engines HP comes mind have large-diameter knurled barrel pressed onto needle act detent pair flat springs provide tension against movement nylon steering arm set screw intended nose wheel can clamped barreL pushrod clevis extend arm rear cowl rod can reached needle-nose plier pushpull action can provide about 900 needle rotation cases plenty Du Bro steering arms include handy swivel clamp pushrod N LW PONYBLIMPIl-ft 31DM COITROUED IOU USIA AINSEIP PRACTICAL SIZE can Lift 28 Oa Use Standard Radios 3 4 channel Requirne 80 cabin Ft Hellan Holmes Anailabis Welding Sopply Shops FWU CONTROL Modern Thrsnt-Aerodynandc control Forward Hover Backward Elevation Tare Ballast Hollow Release COMPLETE KIT Forwed PlasSo Diecot Balsa Plywood Part Moanting Hardware $24900 Woe Plags 5witcben Book Eaplain ing Bliwp Operatioo Detailed Rena Photas Cosopletaly Fabri cated vinyl Heliaw Envelope Electric Motors Radio Battering NOW YOU CAN FLY YOUR OWNNot Incladed ELECTRIC POWERED BLIMPCOMPLETE CATALOG $100 DIaDrrjasjmaeaePO BOX 2498 -MA LA MESA CALIF 92041 W5IfW7ffUUIGPHONE 714 489-8875 714 442-4838 AIR OEf 161 4 E SE5a KITS V4 SCALE SEMI KIT13900 V4 SCALE COMPLETE KITn 19900 1/3 SCALE SEMI KIT16900 1/3 SCALE COMPLETE KIT.n22900 PLEASE ADD $750 FOR SHIPPING 1/If ZCALE SPAN 80 WEIGHT 201 ENGINE QUADRA 1/3 SCAIE M4 106- WEIGHT 281 ENGINE QuADRA SENI KiTS CONTAIN SAND SAWED AND SANDED PONMENS FIREWALL WING RIBS WING TIPS RUDDER AND STAB OUThIN FULL SIZE PLANG CLUECON5 ALL THE ABOVE PARTS ALL PSTRIP WOOD NOWARE SEND *1 00 FOR OUR cuPIEE CATALOG PHONE 1519 599-2121 128 Model Aviation model m MODEL IPORT TOTE lIocleIHo MST See Dealer firstl 14573 Grover IUet Oseaho flebfob 68144 Aromadus RIG TRACT Electric Retractable Landing Gear 1/5 Scale & 1/4 Scale Models proud present modeling public moat advanced well constructed landing gear designed 1/5 scale & 1/4 scale models up toSs pound weight components used systems best Quality available parts manulactured highest standards insure strength qualIfy reliable performance system comes complete battery pack charger servo switch hames 2 15 long estentions loctite mounting bolts 3 view full size drawing making plan modifications electric retractable landing gear system has designed pnd testec throughty suitable installation avanty aircraft models units eveilable TWIN GEAR MAINS TRI-GEAR MAINS steerable NOSE GEAR ROTATING MAINS br Master Kits P-40 Nosen Corsair retractable sleerable TAIL WHEEL special units Nick Ziroli Models AEROMARINE believe modeler should able build models live up true scale counter part both performance function think 1/4 scale retracts think BIG-TRACT Call write 6 page illustrated catalog retract systems available upon request Enclose $100 16 oaoe cataloc other fine products AEROMARINE ENTERPRIZES BOX 282 BEACHWOOD NJ 08722 201 240-3882 Cadillac Big Retracts Check out Standard features 50-60 Retract Cycles Per charge Scale 10 Second Refract Time Aluminum & Stainless Steel Spring Loaded Air Shock 3 Sets Springs Custom Tune Tension Scale Oleo Strut Retract Angle Nol Just 900 Can Set anhere Between 800 & 1100 Making Universal Types Models Toe & Toe Out Wheel Can Adjusted Provide Correct Ground Handling Tracking unit independently operated self locking position Full 1 year warranly Completely assembled & ready 10 operate via simple servo operation Solder couple telescoped brass tube bush ings plain straight needle bring up 5/32-ia diameter steering arm will fit snugly concern about needle valve setting comes about because Scale modelers notorious abuse engines Fully cowled hidden behind dummy engines power plants often overheated operating slightly lean needle setting will worsen condition Although engines designed run hot overheating point lubricant breakdown distortion piston cylinder eventual seizing could reduce expen sive piece equipment worthless junk As drag load propeller diminishes flight engine speed will increase necessity fueL As flight pro gresses fuel level tank decreases also tends cause leaning-out mixture nose-high flight attitude can also diminish fuel flow especially Scale model tank may ideal positon too far rearward too low conditions combine adversely worst happens begin hear exhaust note harden Closing throttle quickly can save engine continued flight may lead engine seizure us using mufflers arent masks sound engine extent dont always detect lean run immedi ately Setting needle valve slightly rich mixture before takeoff obvious answer needle easily adjustable engine buried deep cowl no means conveniently adjusting tend launch model flight assumption needle setting remains previous flights may have months earlier Meanwhile tiny bit congealed castor oil has partially plugged fuel passage need resetting needle arises engines partially cooled air flow over cylinder head fins Some cooling alcohol-fueled engine comes fuel itself Anyone has spilled glow fuel skin will know cooling effect evapor ating alcohoL Starving engine compounds overheating problem lean mixture burns hotter less fuel help cool fever Manufacturers recommend muffler pressure means assuring constant fuel flow found needle setting suddenly changes look leak tank plumbing prevents tank pressure building up order muffler pressure work system must sealed including fill tube tank use 6-32 machine screw plug open end tube crack forms because repeated inser tion screw pressure loss will cause lean engine run using screw plug fuel tube end must cut off square seal made against underside screw head leak could form along threads Having easily adjustable needle Scale model convenient check soundness system cant really expect fuel efficiently cool engine help Internal cowl baffles force incoming air flow through cylinder fins necessity An alternate solution sufficient space large heat sink fastened cylinder head such used Helicopters race cars Scale publication third tlme years British magazine Radio Control Models Electmnici has produced another RC Scale Aircraft Special books contain windfall ideas Scale modelers aspect hobby Color subjects covered emphasis military aircraft including comprehensive listing color refer ence sources U K well US addresses descriptions airplanes promi nent British Scale modelers detailed infor mation construction techniques methods used produce items complete really top-quality model beginning early documentation photos measur ing prototype Australian Ross Woodcock tells methods producing metal parts using lithographic alum inum sheet us time have employed modeling describes punch ing forming material tells September 1982 129 RIC MODEL TRANSPORTER $570 plus shippIng Compact Versatile Durable Hauls 2 planes plus gear equipment will need field customize inside hangers tool box etc meet need Information Contact X-HAUL ER PO Box 185 Constantine MI 49042 Call 616 435-6905 CA ZAIC CO INC 883 Lexington Ave Brooklyn NY 11221 USA 4x1Ox3u High Maintenance Free Aluminum Exterior Wood Box Construction Steel Running Gear fiOzrndO PROPELLERS Made polyester boil color Go GRiSH No 1 propeller True helical pitch airfoil win-power 2 Blade Tractor 53each 545354BOo 6364SOc 747676Mc 848688c 949697 98104106Mcneeds 114116118i 124125126em 2 Blade Pusher 5 3 3 Blade Pusher Metallic Aluminum 8188 *ia 9b106104$110 Pusher 106 $110 Sizes pitches styles anneal itso deep draws can made its fracturing Eric Coates divulges ways building-in strength through construction techniques proper use materials particularly struts wire bracing multi-wing airplanes has developed system forming flat flying wires using music wire get absolute straightness realistic appearance other sections multi-engine air planes wood bending laminating joining rmishing metals landing gear construction wing slots coupled ailerons rudder book also contains full-size plans -scale Fokker Eindecker price $300 can ordered direct Model Allied Publi cations P 0 Box 35 Bridge Street Hemel Hempstead Herts HPI 1 EE England Bob Dolly Wischer RL 1 S-221 Lapham Peak RI DelaflekL WI 53018 GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating iB57 208 2210 2413 IN 8&lOPiTCH 26 $16 RC Aerobatics/Van Putte Continued page 39 Inevltable must make landing some kind once airborne thoughts raced through mindnot least rye never flown right-hand traffic pattern solo true could have handed transmitter number competent pilots have some pride first decision make very high lefthand traffic pattern coming high thought briefly madeif could make over trees south Control Line flying area Well sirI continued let down sudden line trees reached up snatched Ugly Stik right out sky bringing rest embarrassing position nose down engine still running hanging power line tail section recall saying myself over over drove down get airplane really thought past trees Well course thats end story did get minor damage repaired flying again week future Ill continue publish excerpts newsletters think will general interest As former newsletter editor remember great felt find article newsletters magazine work did newsletter editor resulted being asked column seven years ago newest Phoenix 8 airplane disturb ing characteristic rolling out last points Eight-Point Roll out last point Four-Point Roll top rudder applied An analysis situation indicated wing too much dihedral effect could have reduced dihedral cutting wing down middle reassembling Thats just what Don Lowe would have done often changes dihedral wings airplanes several times get dihedral just right didnt relish work necessary accomplish So decided add small tip fences bottom wing Since didnt know big make made removable several different sizes couldbe tried until worked best dis covered As turned out first plates tried worked just fine plates made 1/16-in three-ply aircraft plywood exact wing contour fit achieved making template card stock trimming scissors until fit perfectly Pieces 1/32-in three-ply plywood t/a-in wide stuck bottom plate using Hot Stuff plates stuck bottom wing using Ace RC 1/16 -in doublesided vinyl mountingtape leftthe tips unpainted until sure did job change point-roll maneuvers amazing Now knife-edge can held almost indefinitely before rolling out lazy like am have wing excess dihedral can fix same way Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Reach FL 32548 RC Giant Scale/Beckman Continued page 41 recommend usually want see some thing like before saying much about over years rye built lot Sig kits rye never gotten bad fact rye never gotten vII#Je411ie14u21eJJ 130 Model Aviation AT youR DEALER 318 BOREALL SIZES IN 6810 12 PITCH RIGHT HAND TRACTOR RUSH BROS 0ST JOHN INDIANA 46373 SCALE DRAWINGSPHOTOS BOOKLETS MODEL PLANS 9962 AIRPLANE CATALOGS * aOo KJ REPLA-TECH INTERNATIONAl 46600 MC KBNZIB HWY VIDA OREnON 97496 P40 CAM KIT FULL COLOR EXACT REPRODUCTION ON YWELL THEY FLEW 4 NOW $500 RE MEMBER HOW Spas11 adler I,dadae saspon foe reoslelng bale. 4 sateS 55 Pd. Send US Mosfals PO 50 62 NsaanINe MI diego UNIQUE NOSTALGIC OFT CLASSIC R/C RETURNS T6 Nick Zirolis original Sport-Scale 1OV Wlng 214 Cs Engines GIANT RIC SCALE EINDECKER E-III * Beestifoily Molded Fiberglass Foseinge1500 Sq AreAn Easy-to-BsIId WWl Design en Winserl * DetaiiMoided Transparent Canopy * Ragged Fiberglas Molded Engine CowlingConplete Kit $27500 gspan 35 45 Engines * Plywood Firewall Hardwaro inelodedplan $1000 stipping & handlingPlease add $150 postage & haedling * Forwed / die Landing Gear Legs y encess retanded * Relied Plans instrostionsNY nsidnnls add 7!Conplete Kit $3495NY esjdeets add 7% GOITIOLIIZ TEND PROFILE0COMBA RA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & TIIDD Custom 3lil Fills Ingredients detailed brochure50C stamps/cheCk CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405
Edition: Model Aviation - 1982/09
Page Numbers: 36, 37, 128, 129, 130
Radio Control SCALE Bob & Dolly Wischer NEEDLE VALVES Most us Scale model ing have common problemadjusting needle valve completely cowled engine out making hole cowL older models have unsightly hole recent times have found methods indirectly adjust ing needle Quickest simplest methods flexible shaft soldered directly needle extending out air exit cowls aft end assuming such opening exists works well cowl sufficiently wide permit reasonably large radius bend shaft sharp bend fine adjustments hampered tendency shaft move twitches caused spring shaft plus fric tion shaft material 050-in dia steel multi-strand cable enclosed nylon tube intended throttle nose wheel hookup smooth operation tube needs anchored both ends Make aluminum brass bracket fastens engine mount bolt hold flexible shaft alignment needle valve short brass tube coupling soldered between shaft needle needle will probably need shortened reduced diameter accept brass tube can done using file needle shank turning electric drill being careful distort threads knurled nut battery terminallike big 1 /2 V ones used use heating glow plugs makes good finger grip soldered flexible shaft end positioned just inside cowl opening easily seen SUPPORT NO 2-56 HEX NUT NEEDLE SUPPORT BRACKET03/32 OD fBRASS TUBE FLEXIBLE SHAFTSOLDERED IN NYLON TUBE I // ~0 NEEDLE H SKEWED BEVEL GEARS PERMIT SHAFTS TO CROSS COLLARS IN BEARING BLOCK II 3/32 OD PRESS FIT BRASS TUBES SOLDERED FLEXIBLE / SHAFT ~SUPPORT WIRE PUSH ROD 0 0 CLEVISo STEERING ARM 5/32OD BRASS TUBENEEDLE SOLDER TO NEEDLE keep having make ugly hole cowling adjust needle valve three methods remote adjustment needle top plain flexible shaft soldered directly needle fine can get bend inside cowl center view represents bevelgear drive 21 reduction allowing fine adjustment bottom view simple push-pull arrange ment small angular tweeks Bob has say about column Engines use spring fingers grip ratch-type detent needle valve body should have fingers opened slightly relieve some tension engines use collet grip needle will need loosened enough friction add-on shaft tube assembly keep needle positioned As mentioned flexible shaft its 900 bend works properly fairly wide cowL smoothly-operating system will fit width cowl use bevel gears may Continued page 128 36 Model Aviation Junkers Ju87 B-2 Stuka WW II dive-bomber modified Royal kit Del McGehe model embellished 33583 white-glue rivets boasts 1 1 movable controls Its cockpit William Habig used airbrush decorate Top Flite Vought F4U Corsair Its covered Coverite uses OS Max 90 engine Seen Military Stand-off entry Toledo Jerry naaes scratcn-DuIII aerooasic oipe moaeiea suer sue ermus scratch-built Ryan Navion Mitch Robbins finished high glossWeeks Specialinformation source being Repla-Tech International K& B Superpoxyover-oz glass cloth K&B 61 engine powersthe48in span craft 1s23% scale weighs8 lb uses OS 6OFSR engine 12 lb 1/6-scale craft Note window curtainsFinish Coverite Micaflim nitrate dope acrylic enamel September 1982 37 dont see club field very often Joe Spallone modeled Polikarpov 1-16 Rata fighter used USSR WW II All-balsa -oz glass cloth K& B primer under flat Aero Gloss dope Engine Fox 78 -.dgsons Curtiss Robin sports scale Curtiss Challenger 6cylinder radial nose actual power plant Fox 36 Model 1-in-scale finished Coverite R&S paint Pactra dope 1-- -000 REPEMW s Hot Performance $ write ror Ti Hot Line 501 646 1656 F 0 X MANUFACTURING Co 5305 Towson Ave Fort Smith Arkansas 72901 runs great economical Fox Gold Star Fuel new FOX 19 BB-RC hand-starts ease yet stressed radial loads imposed electric starters belt-drive spur facing rearward gear systems two large 11mm Ball Bearings front rear Its got smooth low idle too years engine life tng available requestknown million-odd engines taught us DeCO coorpact lightweight 21 o tO o Sg * Special coated surface fuel water resistant Carries starter 12v battery power pacol transoritter & has hocks fur cuiliug glow plug & starter curds lst,tOl Saninry cc.r mini Afuwicuw fulding legs 4 Both lid sides upon access unbreakable tiny organicor inside 1 DaCa Product Inc ONLY 17995 44 codels rein 1010 recairs Iyng Fasulage cradles all1 insi cc widurIr relencoyc GET ORGANIZE Dl s tel 01 4 sturdy Ides holds comprehensivetsr fine instruments fordyearsutynurfonoee8 nil wagoatnes small craft & aircraft design 4 MAG FILES $495 catalog return Box 1534 Southold NYP0 BOX 388-K 7ufaLertlnes inc 11971 516 765-19602DOVER NH 03820 Elmira NY back gang put annual bash drew over 100 fliers Harris Hill got lead full-scale Minanioa owned Reverend Groom out Phoenix Back several us interested old Scale subjects rumor Minamoa existed somewhere USA SSA listed Phoenix call made Reverend Groom told own story about bird freighted over Hindenburg owned Richard DuPont Reverend Groom back Thirties pushed line boy over Harris HilL DuPont killed experimental glider accident during war sometime thereafter Reverend Groom sought out Minamoa bought asked could come see told given away Asked could still seen anywhere told prob ably would have go Elmira donated SSA museum Harris Hill So couple days later Neil Liptak spent afternoon notebook camera tape measure dusty basement hangar famous hilL Doc Hall Glenview II cut wide swath Scale back Seventies saw material Neil compiled sald hed start building immediately did After bird framed out sat longest time project given up other priorities Eventually sold last year Dave Watson rebuilt part finished nine years after first phone call made Minamoa joined gulls off Torrey Pines Dave promises pictures later wanted share different kind modeling story now Good lift Dan Prus 131 E Pennington Lii Plainfield IL 60544 RC Scale/Wiscers Continued page 37 seem complex expensive solution problem actually quite simple model railroad industry has abundant supply gears various sizes shapes ratios obtainable through hobby dealers Precision Scale Co gearboxes molded plastic material 11 ratio helical gears 11 ratio in-line bevel gears can mounted directly needle require no other support also available 11 21 ratio skewed bevel gears tiny gears less Vt-in dia meter will fit smallest space supported kept alignment molded cross can fitted needle flexible shaft extension soldered short length 3/32-in OD brass tube pressed hub driving gear nylon tube guides shaft rear engine cowl tube supported aluminum bracket Solder 2-56 nut shaft end use nut driver adjust needle valve nut driver readily engages nut engine running nut can hidden within cowl rear opening needle will probably require some dressing down diameter 3/32-in OD brass tube can soldered over bevel gear press fit over tube Bevel gear sets come complete necessary bushings assembly Both foregoing methods needle valve adjustment give unlimited rotational traveL Most Scale modelers familiar engine adjustment requirements will recognize large changes needle setting arent neces sary What really needed occasional tweak needle compensate change weather fueL Some engines HP comes mind have large-diameter knurled barrel pressed onto needle act detent pair flat springs provide tension against movement nylon steering arm set screw intended nose wheel can clamped barreL pushrod clevis extend arm rear cowl rod can reached needle-nose plier pushpull action can provide about 900 needle rotation cases plenty Du Bro steering arms include handy swivel clamp pushrod N LW PONYBLIMPIl-ft 31DM COITROUED IOU USIA AINSEIP PRACTICAL SIZE can Lift 28 Oa Use Standard Radios 3 4 channel Requirne 80 cabin Ft Hellan Holmes Anailabis Welding Sopply Shops FWU CONTROL Modern Thrsnt-Aerodynandc control Forward Hover Backward Elevation Tare Ballast Hollow Release COMPLETE KIT Forwed PlasSo Diecot Balsa Plywood Part Moanting Hardware $24900 Woe Plags 5witcben Book Eaplain ing Bliwp Operatioo Detailed Rena Photas Cosopletaly Fabri cated vinyl Heliaw Envelope Electric Motors Radio Battering NOW YOU CAN FLY YOUR OWNNot Incladed ELECTRIC POWERED BLIMPCOMPLETE CATALOG $100 DIaDrrjasjmaeaePO BOX 2498 -MA LA MESA CALIF 92041 W5IfW7ffUUIGPHONE 714 489-8875 714 442-4838 AIR OEf 161 4 E SE5a KITS V4 SCALE SEMI KIT13900 V4 SCALE COMPLETE KITn 19900 1/3 SCALE SEMI KIT16900 1/3 SCALE COMPLETE KIT.n22900 PLEASE ADD $750 FOR SHIPPING 1/If ZCALE SPAN 80 WEIGHT 201 ENGINE QUADRA 1/3 SCAIE M4 106- WEIGHT 281 ENGINE QuADRA SENI KiTS CONTAIN SAND SAWED AND SANDED PONMENS FIREWALL WING RIBS WING TIPS RUDDER AND STAB OUThIN FULL SIZE PLANG CLUECON5 ALL THE ABOVE PARTS ALL PSTRIP WOOD NOWARE SEND *1 00 FOR OUR cuPIEE CATALOG PHONE 1519 599-2121 128 Model Aviation model m MODEL IPORT TOTE lIocleIHo MST See Dealer firstl 14573 Grover IUet Oseaho flebfob 68144 Aromadus RIG TRACT Electric Retractable Landing Gear 1/5 Scale & 1/4 Scale Models proud present modeling public moat advanced well constructed landing gear designed 1/5 scale & 1/4 scale models up toSs pound weight components used systems best Quality available parts manulactured highest standards insure strength qualIfy reliable performance system comes complete battery pack charger servo switch hames 2 15 long estentions loctite mounting bolts 3 view full size drawing making plan modifications electric retractable landing gear system has designed pnd testec throughty suitable installation avanty aircraft models units eveilable TWIN GEAR MAINS TRI-GEAR MAINS steerable NOSE GEAR ROTATING MAINS br Master Kits P-40 Nosen Corsair retractable sleerable TAIL WHEEL special units Nick Ziroli Models AEROMARINE believe modeler should able build models live up true scale counter part both performance function think 1/4 scale retracts think BIG-TRACT Call write 6 page illustrated catalog retract systems available upon request Enclose $100 16 oaoe cataloc other fine products AEROMARINE ENTERPRIZES BOX 282 BEACHWOOD NJ 08722 201 240-3882 Cadillac Big Retracts Check out Standard features 50-60 Retract Cycles Per charge Scale 10 Second Refract Time Aluminum & Stainless Steel Spring Loaded Air Shock 3 Sets Springs Custom Tune Tension Scale Oleo Strut Retract Angle Nol Just 900 Can Set anhere Between 800 & 1100 Making Universal Types Models Toe & Toe Out Wheel Can Adjusted Provide Correct Ground Handling Tracking unit independently operated self locking position Full 1 year warranly Completely assembled & ready 10 operate via simple servo operation Solder couple telescoped brass tube bush ings plain straight needle bring up 5/32-ia diameter steering arm will fit snugly concern about needle valve setting comes about because Scale modelers notorious abuse engines Fully cowled hidden behind dummy engines power plants often overheated operating slightly lean needle setting will worsen condition Although engines designed run hot overheating point lubricant breakdown distortion piston cylinder eventual seizing could reduce expen sive piece equipment worthless junk As drag load propeller diminishes flight engine speed will increase necessity fueL As flight pro gresses fuel level tank decreases also tends cause leaning-out mixture nose-high flight attitude can also diminish fuel flow especially Scale model tank may ideal positon too far rearward too low conditions combine adversely worst happens begin hear exhaust note harden Closing throttle quickly can save engine continued flight may lead engine seizure us using mufflers arent masks sound engine extent dont always detect lean run immedi ately Setting needle valve slightly rich mixture before takeoff obvious answer needle easily adjustable engine buried deep cowl no means conveniently adjusting tend launch model flight assumption needle setting remains previous flights may have months earlier Meanwhile tiny bit congealed castor oil has partially plugged fuel passage need resetting needle arises engines partially cooled air flow over cylinder head fins Some cooling alcohol-fueled engine comes fuel itself Anyone has spilled glow fuel skin will know cooling effect evapor ating alcohoL Starving engine compounds overheating problem lean mixture burns hotter less fuel help cool fever Manufacturers recommend muffler pressure means assuring constant fuel flow found needle setting suddenly changes look leak tank plumbing prevents tank pressure building up order muffler pressure work system must sealed including fill tube tank use 6-32 machine screw plug open end tube crack forms because repeated inser tion screw pressure loss will cause lean engine run using screw plug fuel tube end must cut off square seal made against underside screw head leak could form along threads Having easily adjustable needle Scale model convenient check soundness system cant really expect fuel efficiently cool engine help Internal cowl baffles force incoming air flow through cylinder fins necessity An alternate solution sufficient space large heat sink fastened cylinder head such used Helicopters race cars Scale publication third tlme years British magazine Radio Control Models Electmnici has produced another RC Scale Aircraft Special books contain windfall ideas Scale modelers aspect hobby Color subjects covered emphasis military aircraft including comprehensive listing color refer ence sources U K well US addresses descriptions airplanes promi nent British Scale modelers detailed infor mation construction techniques methods used produce items complete really top-quality model beginning early documentation photos measur ing prototype Australian Ross Woodcock tells methods producing metal parts using lithographic alum inum sheet us time have employed modeling describes punch ing forming material tells September 1982 129 RIC MODEL TRANSPORTER $570 plus shippIng Compact Versatile Durable Hauls 2 planes plus gear equipment will need field customize inside hangers tool box etc meet need Information Contact X-HAUL ER PO Box 185 Constantine MI 49042 Call 616 435-6905 CA ZAIC CO INC 883 Lexington Ave Brooklyn NY 11221 USA 4x1Ox3u High Maintenance Free Aluminum Exterior Wood Box Construction Steel Running Gear fiOzrndO PROPELLERS Made polyester boil color Go GRiSH No 1 propeller True helical pitch airfoil win-power 2 Blade Tractor 53each 545354BOo 6364SOc 747676Mc 848688c 949697 98104106Mcneeds 114116118i 124125126em 2 Blade Pusher 5 3 3 Blade Pusher Metallic Aluminum 8188 *ia 9b106104$110 Pusher 106 $110 Sizes pitches styles anneal itso deep draws can made its fracturing Eric Coates divulges ways building-in strength through construction techniques proper use materials particularly struts wire bracing multi-wing airplanes has developed system forming flat flying wires using music wire get absolute straightness realistic appearance other sections multi-engine air planes wood bending laminating joining rmishing metals landing gear construction wing slots coupled ailerons rudder book also contains full-size plans -scale Fokker Eindecker price $300 can ordered direct Model Allied Publi cations P 0 Box 35 Bridge Street Hemel Hempstead Herts HPI 1 EE England Bob Dolly Wischer RL 1 S-221 Lapham Peak RI DelaflekL WI 53018 GRISH LARGE WOOD PROPELLERS HARDWOOD too hard minimizes chance costly plane engine damage True pitch airfoil fully finished balanced ready coating iB57 208 2210 2413 IN 8&lOPiTCH 26 $16 RC Aerobatics/Van Putte Continued page 39 Inevltable must make landing some kind once airborne thoughts raced through mindnot least rye never flown right-hand traffic pattern solo true could have handed transmitter number competent pilots have some pride first decision make very high lefthand traffic pattern coming high thought briefly madeif could make over trees south Control Line flying area Well sirI continued let down sudden line trees reached up snatched Ugly Stik right out sky bringing rest embarrassing position nose down engine still running hanging power line tail section recall saying myself over over drove down get airplane really thought past trees Well course thats end story did get minor damage repaired flying again week future Ill continue publish excerpts newsletters think will general interest As former newsletter editor remember great felt find article newsletters magazine work did newsletter editor resulted being asked column seven years ago newest Phoenix 8 airplane disturb ing characteristic rolling out last points Eight-Point Roll out last point Four-Point Roll top rudder applied An analysis situation indicated wing too much dihedral effect could have reduced dihedral cutting wing down middle reassembling Thats just what Don Lowe would have done often changes dihedral wings airplanes several times get dihedral just right didnt relish work necessary accomplish So decided add small tip fences bottom wing Since didnt know big make made removable several different sizes couldbe tried until worked best dis covered As turned out first plates tried worked just fine plates made 1/16-in three-ply aircraft plywood exact wing contour fit achieved making template card stock trimming scissors until fit perfectly Pieces 1/32-in three-ply plywood t/a-in wide stuck bottom plate using Hot Stuff plates stuck bottom wing using Ace RC 1/16 -in doublesided vinyl mountingtape leftthe tips unpainted until sure did job change point-roll maneuvers amazing Now knife-edge can held almost indefinitely before rolling out lazy like am have wing excess dihedral can fix same way Ron Van Putte 111 Sleepy Oaks Rd Ft Walton Reach FL 32548 RC Giant Scale/Beckman Continued page 41 recommend usually want see some thing like before saying much about over years rye built lot Sig kits rye never gotten bad fact rye never gotten vII#Je411ie14u21eJJ 130 Model Aviation AT youR DEALER 318 BOREALL SIZES IN 6810 12 PITCH RIGHT HAND TRACTOR RUSH BROS 0ST JOHN INDIANA 46373 SCALE DRAWINGSPHOTOS BOOKLETS MODEL PLANS 9962 AIRPLANE CATALOGS * aOo KJ REPLA-TECH INTERNATIONAl 46600 MC KBNZIB HWY VIDA OREnON 97496 P40 CAM KIT FULL COLOR EXACT REPRODUCTION ON YWELL THEY FLEW 4 NOW $500 RE MEMBER HOW Spas11 adler I,dadae saspon foe reoslelng bale. 4 sateS 55 Pd. Send US Mosfals PO 50 62 NsaanINe MI diego UNIQUE NOSTALGIC OFT CLASSIC R/C RETURNS T6 Nick Zirolis original Sport-Scale 1OV Wlng 214 Cs Engines GIANT RIC SCALE EINDECKER E-III * Beestifoily Molded Fiberglass Foseinge1500 Sq AreAn Easy-to-BsIId WWl Design en Winserl * DetaiiMoided Transparent Canopy * Ragged Fiberglas Molded Engine CowlingConplete Kit $27500 gspan 35 45 Engines * Plywood Firewall Hardwaro inelodedplan $1000 stipping & handlingPlease add $150 postage & haedling * Forwed / die Landing Gear Legs y encess retanded * Relied Plans instrostionsNY nsidnnls add 7!Conplete Kit $3495NY esjdeets add 7% GOITIOLIIZ TEND PROFILE0COMBA RA T WIDE & NARROW WEDGE 15 -- 6 oz Capacities UNIFLOW & TIIDD Custom 3lil Fills Ingredients detailed brochure50C stamps/cheCk CAROLINA TAFFINDER 8345 Delhi Road Charleston Hgts SC 29405