NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110
Edition: Model Aviation - 1985/04
Page Numbers: 30, 31, 32, 33, 34, 35, 36, 37, 38, 140
NO OCR TEXT NO OCR TEXT looks like Its ready go goes very nicelyas smooth well-trimmed Pattern ship slower youre new four-strokers may feel first flight engine isnt running fast enough fly plane Please fear Really theres plenty power Cut landing gear mount plywood glue position against front cabin formerflush bottom fuselage Install inner Nyrod throttle line Nyrod guides elevator rudder tank compartment floor / balsa should fitted installed time nylon bolts used wing attach ment hardwood anchors should glued position fuselage sides glue joints must good ones clamp well glue sets Start bottom fuselage sheeting / plywood over landing gear mount tail wheel location finish cross-grain / balsa Install fuel tank lines complete top sheeting headrest will finished later Sand everything Tall surfaces Cut two spar doublers wide 10 long / plywood Laminate doublers center stab trailing edge spar notch other center will form easily shape leading edge Assemble stab right over plan pinning down trailing edge its doubler adding center sheet other ply doubler leading edge ribs cut fit between leading trail ing edges Dont forget gussets corners important prevent wrinkling covering spots Remove stab plan sand smooth Round leading edge tips sand edges trailing edge just enough remove sharpness Cut elevator A-in sheet balsa Before making cutout trailing edge rudder inset A-in hard wood dowel center leading edge Tape elevator trailing edge stab sand both match fin built same stab rudder similarly matched sand ed A-in elevator dowel carrythrough meets rudder sand A-in half-round rudder clearance Harden areas horns will 32 Model Aviation une Tuel ana overriow 11fl65 jO mU IUNK ars Iuu-uy-5Iuu uu mull mu uunuuuiuu iu engine plastic tubing overflow line can used fur exhaust pressure tank aileron servo mounted plywood tray glued w-ln balSa neers servo well airplane covered Micaflim trimmed Monokote Pix author mounted both elevator rudder Jet cyanoacrylate sand sur faces smooth gussets can sanded concave section A-in sand paper-wrapped dowel Wing Cut ribs rather hard /i6 sheet balsa ideal way accomplish hand-sawing stack blanks alrfoil semi-symmetrical meaning trailing edge should elevated wing built% front edge trailing edge sheet /2 back A-in plank balsa piece tralhing edge stock pinned top ideal jig Attach trailing edge support bench lay plan over coin cides trailing edge plan build wing flatbottomed surface Pin major spar flat against bench trailing edge sheet over support Add ribs put center ribs time start next-to-center rib Usually add shear webs go along can added after ribs place Glue sq strip back edge trailing edge add top spar leading edge glue has set remove wing bench build other wing half same man ner back plan both wing halves complete bevel spars leading trailing edges center match dihedral angle Join Super Jet butt joints very strong gen tle Trim A6 both sides spar notches two ribs closest center dihedral braces Glue braces place well the trailing edge Sand leading trailing edges blend ribs sheeting follows will flow smoothly over dowels rubberbands used hold wing fuselage flying following steps apply Y4-in 20-thread nylon bolts used few things done point Place dowels holes previously drilled fuse lage strap wing fuselage rubberbands spar should pass exactly over hardwood pads glued fuselage sides Drill through spars pads 7A2-in drill careful prevent drill touching plywood dihedral braces either top bottom spar Remove wing enlarge holes through spars A-in drill again drill should just graze dihedral braces Glue additional / plywood braces both sides spars center Thread hardwood pads A-20 tap Temporarily mount wing fuselage nylon bolts check fit Remember will layer A6 balsa added top bottom wing fits saddie wmnauniwa COGKpII wing luirung UflU IIUUUIUUL UUIUII SEUWUUIIUUIIL5 U15 uuL uluill MonoKate paper punch Theyre Ironed place marked Sharple pen its easy see picture authors idea capture some 0 romance OT open cockpit era OT aviation modei performs best still gentle enough anyone bareiy out basic learning stage RC flight Left After piywood doublers have added fuseiage sides mark tna DuIKnuuu iucatlons inner sides both What wiii become wing fairings shouid cut sides aiong buikhead iines time Right longerons shouid notched fit over piywood doubiers sanding block square edge good tooi makes job easy Left Hoid front bulkhead F-2 place mark location fuel tank side Allow 3132in floor glue tank supports location Right Glue hardwood wing mounting pads fuselage sides As must good strong joint use epoxy glue Recommendation clamp pieces securely force glue penetrate both pad fuselage side Left Glue F-2 F-3 bulkheads fuselage sides using triangle assure vertical placement tank sup ports servo ralis have already Installed Right Giue side directly over other side again using handy triangie alignment Next bring fuselage sides together tail glue After its time drill mount firewall F1 34 Model Aviation STIIOIIEII IE Randolph CLEAR PLASTIC CANOPY 40-45 FOUR STROKE ENGINE HALLCO GEAR 2-I/2GOLDBERG WHEELS /4 BALSA SHEET /4 HARDWOOD DOWEL /4 SOFT BALSA SHEET 1/32 PLYWOOD DOUBLERS NN N/ I/B PLYWOODN3/4 TAILWHEEL NYROD PUSHRODS I/B BALSA SHEET FUSELAGE SIDES 7 jj7 AILERON STOCK N1/16 BALSA KRIBS 1/16 x 3/4 BALSA SHEET TOPS BOTTOM 1/4 50 HARD BALSA SPARS 7 7 7 WEBS BETWEEN7 77 7 K 7 N Mt I- N 77 \ 1/16 CROSS GRAIN 77 1/4 SQ BALSA LEADING EDGE 1/8 PLYWOOD DIHEDRAL BRACES 4 OZ TANK 1/16 PLY DOUBLER KM-4O MOTOR MOUNT Measure 46 in front aft spar notches two remaining ribs slice will fit front behind main spar Glue two fore pieces together install center wing aft sections ribs glued between spar trailing edgefar enough apart center servo fit between Finish servo well additional piece balsa between ribs several ways apply leading edge sheeting wing Probably quickest use slowsetting cyanoacrylate glues like Super Jet Run bead glue along spar rib leading edge Position sheet hold place shoot X-Cel cap strips center section can done same way Apply bottom sheeting first secure drill through bottom sheeting bolt holes spar before top sheet added Inlay circles 1/16 plywood over wing bolt holes top wing drill through bottom Glue wing tips place Sand wing over Mount wing fuselage glue fairings cut fuselage sides wing center match fuselage Sheet top fairings will cockpit sand blend top fuselage Remove wing add front back sheet complete fairings headrest built shown part glued wing fairing rest fuselage Bend assemble aileron torque rods epoxy trailing edge Cut ailerons tapered stock fit wing Left After wing ribs cut out should marked avoid possible later confu8lon about top bottom Right Place shim described text under plan trailing edge wing can built over pian same way flat bottom Pin bottom main spar trailing edge sheet pian first Wooden block helps vertical alignment Left wing still secured pian ana worKoencn add top main spar leading edge Master Clamps picture Full Command Systems useful appilcation others Right wing haives have joined dihedral braces Notches ribs spar have enlarged enough accept braces Additional plywood doubiers now giued center section ply doublers shouid installed rubberbands used holding wing instead nylon bolts 36 Model Aviation Above fusciage reacy Tor giuing ma lull nju bottom installing Nyrod guiaes rudder elevator Throttle fuel lines should also attended Right Build tall surfaces over plan Gussets can sanded smooth concave shapewith sandpaper-wraPPSd1/4in dowel Dont forget put plywood spar doublers elevator 1/16 BALSA SHEET TOP BOTTOM 1/4 SO HARD BALSA SPARS F-I/F-Sf5 3/32 BALSAN/4 DOWELS TANK FLOOR I/lB BALSA BETWEEN I4p1t4k141 7mczzPEF WING PLAN LEFT SIDE IILLERON I/B PLYWOOD DIHEDRAL BRACES INLAY 1/16 PLY 3/I6BALSAIF WINO IS TO BEI/lB BALSA SHEETING I/GUSSETBOLTED ON TOP B BOTTOM ziAA-4-2Tr--L 2__-~ 1/16 BALSA SHEET-TOP B BOTTOM ---------rr--- ------ --------*----------r------IIS 3/4 BALSA SHEET TOPaBOTTOM I/S DINELOCATION I/B BALSAI/B PLYW F-2 WING TIP PLATE 1/16RIB PATTERN BALSA FUEL AND OVERFLOW MEASURE LINES NOTE HOLD ENGINE MOUNT I TO FUSELAGE WITH BOLTSI Iii TOT-NUTSONBACKOF- II TRAILING EDGES/SD WIRE AILERON TORQUE ROD-EPOSY WING IS COVERED 1/4 50 BALSA I/BAILERON TORQUE PLYWOODROD END VIEW ONE LEFT AND"~FRONT ONE RIGHT ROD F-3 DU-BRO AILERON LINKAGE ZIIzZz I/B BRASS TUBE EPOSY TO TRAILING EDGE AFTER ASSEMBUNG TORQUE ROD 7 ELEVATORZ77 SUPPORTHINGE LOCATION1/4 HARDWOOD DOWEL I/I6 1/4 BALSA CAPS TRIP S TOP BOTTOM I/B PLYWOOD 7 PLYWOOD DIHEDRAL BRACES I/IS BALSA II I SPAR WEBS PLASTIC~ 1/4 BALSA SHEETWINDSHIELD PLAN 1/4 BALSA GUSSETSI/SD PLYWOOD DOUBLERS 1/4 SO BALSA 1/4 SOFT BALSA HORN LOCATIONSHEET 1/4 50 BALSA HARDWOOD I HEADRES BALSA SHEET TOPBBOTTOM OFI OPTIONAL BUBBLE SERVO TRAY___FUSELAGE WITH I/IS- FOUR-STROKECANOPY CAN BE USEDHARD BALSA-GRAIN RUNSI IHINGE LOCATION ACROSS FUSELAGE 1/450FINRUD IO-EMASTF_ PERF RMANCE I030 WIRE I/IBCROSS GRAIN1/16 SHEETING TOP BPLYSOLDER3/4 TAILWHEEL NYROD PUSHROOSMODEL AVIATION FLOOR FUEL1/4 PLYWOOD / THROTTLE ii F-I GOLDBERG STROKER SPAN 505 AREA 483 50 IN WT 3-1/2 LBS DESIGNED DRAWN BY L F RANDOLPH TRACING BY JOE DEMARCO 0I2545B ALL RIGHTS RISERVED 1/4 SO BALSA LEADING EDGE 1/16 BALSA RIBS 7 FUSELAGE TOP VIEW I/IBFLY DOUBLER Left With wing securely held fuselage drill through wing spars IfltO narawooa paas OT ins Tuselage Make sure wing exactly right place before beginning drill drill shouldnt touch dihedral braces either side Right Tap holes hardwood pads accept 1/420 nylon bolts step isnt necessary wing mounted dowels rubberbands author feels bolt-mounting system well worth extra effort especially clean-up time after flying session Left After wing sheeted fairings built onto center section pieces earlier cut fuse lage sides fairings should finished 1/16 sheet balsa match rest fuselage Build headrest same way Right Aileron hardware assembled bent shape bushing glued wing trailing edge Sand notches trailing edge clear torque rod arms center wing torque rods should work smoothly bushings made brass tubing L6TK STOCK iaii wheel mount has modified clearing away portion make room stiller tO exiena back ins ruader Flight loop bent throttle line florists wire act overload relieve servo easily adjusting throttle position will installed wing covered Sand finished wing 400-grit sandpaper go over whole airplane tack rag remove balsa dust original model covered Micafilm trimmed MonoKote areas covered Micafilm should given coat Balsarite fact coat over whole airplane recommended Follow instructions come covering material use like give firewall coat epoxy after fuselage covered seal areas around engine Hinge control surfaces check free movement Final assembly landing gear mounted two A-20 nylon bolts just like wing Drill landing gear gear mount 7A2-in bit Tap holes gear mount enlarge holes gear A-in Cut nylon bolts just long enough ex tend about V bove inside floor fuselage wheels held gear legs 4-40 bolts through A-in brass tube axles Use washers both sides wheels secure axles legs lock washers under nuts Trim tail wheel bracket shown bend axle A-in wire Install tail wheel solder washers glue screw tail wheel bracket fuselage steering arm secured rudder U-shaped piece 030 wire held 2-56 bolt nut Slip piece fuel tubing over steering arm shock absorber tween arm rudder Mount engine connect fuel throttle lines Make plywood tray hold three servos After installing battery receiver mount servos Continued page 140 38 Model Aviation Doug Pratt AMA HQ staff has hooked two major information services CompuServe Source few months maintaining informa tion sorts modeling stuff printing news bulletins running conferences answering electronics mail finds modelers dont know about AMA Anyone owns home computer subscribes either outfits can reach AMA through AMA address 700202 24 CompuServe ST6232 Source Right now Im year 2001or 2010 can reach oldfashioned way Pencil ball-point type writerIm fully equipped pre solid-state interpret anything Some names squiggles Perhaps writers should print Anyone ROGs Bill Winter 4432 Altura Ct Fairfax VA 22030 Book/Winter Continued page 25 ployed no staples issue has 193 se lected fine photos some 77 collected Clapp bible Fair childs purpose have waited years tell about Clapp coverage obtained example Matt found Col deVriesa retired Air Force officer expert Scale modeler writes column RCM dayscov ered Standard story Charles Days 1910 biplane Cicero Field Chicago through Hisso-powered Jenny lookalike J-1 J-1 better plane Jennie bedeviled WW different lousy engine Hisso J-1 proved much favored early barnstormers knew Charlie Day barnstormed Glenn L Martin babe arms Charlie produced Cur tiss Hawks China before during China-Japan war before WW II interviewed Charlie old Saturday Evening Post spent three solid weeks him old Lafayette Hotel lower Fifth Ave accompanied wife flown around world him biplane own design Charliewasa majorfigure laterduringWW II Martin-Marietta headed Ca nadian aircraft production deVries Matt tell show things enthrall also Vol 17 contains equally good cover age Cessna Bobcat Consolidated PBY-5A Catalina USAAF pilot train ing WW II superficial stuff PBY story example includes 57 photos three pages drawings plan view double-size fold-out sheet dont just recommend bookI hope foolish enough miss far underpriced $1000 can still get Vol 15 16 suggest send required 504 stamps coin Matts latest illus trated catalog Historical Aviation Al bum PO Box 33 Temple City CA 91780 Bill Winter Stroker/Randolph Continued page 38 tray slide along mounting rails until airplane balances point plans glue spot aileron servo also mounted plywood tray glued -in balsa risers front back servo well wing Hook up linkages servos surfaces check proper movement elevator throw measured trail ing edge should about 3/ in direction rudder throw should about 1A Ailerons should own no Set transmitter trim tabs middle range control surfaces centered Range-check radio after everything installed Flying have never flown plane four-stroke engine before first flight will feel engine running fast enough fly airplane somewhat reluctant rotate Fear airplane will leap air fly just well 40-powered sport airplane can expect very groovy easyto-handle airplane little trim change required between upright verted flight loops almost same either direction difficult make Stroker snap slow speed both aileron rudder full deflection will control held will spinreluctantly Landings quite slow con trol through stall conventional gear handles just easily threewheeler really works well grass strips beauty four-stroke flying great sound fuel goes almost twice far Radio Technique/Myers Continued pa 41 alert possibility danger wary cat checks out neighborhood before makes move overconfident cat forgets check ends up dogmeat becomes part pavement Dont send cat-lover letters would emulate wary cat get yourself monitor learn use properly Perform some ground tests faced new unusual situa tion Find out what flying before fly Keep Sailplaneor expendable traineraround Send up test new systems test air turbulence wind shears RF interference etc before send up something expen sive dangerous important certain advantages letting other fellow fly first Use impound area insist others flying likewise En force frequency control means clothespins whatever Use frequency flags Frequency flags AMA con trol scheme cant denied insur ance charged fine put jail fail ing mount proper flag mounting wrong flag trans mitter can put out AMA activity including AMA club flying other hand dont depend frequency flags protect youl still too pastel flags around could anything Red Brown Orange rebels like own kind flag better Throw some crystal-swapping now legal module-swapping changing 140 Model Aviation handing line. complete line decals available model anywhere 6 NEW KILL MARKING SHEETS nsignia sheets also letters numbers e majordecals available popular 40-60 sizes plus Giant Scale American and~ 0 WW sizes believe major decals have comprehensive assortment available now sizes styles coming time pressure sensitive water transfer 00 DISTRIBUTORS INQUIRIES INVITED COITACT YOUR LOCAL HOBBY SHOP OR WRITE DIRECT Well bet line youll love being handed LETTERS AND DECALS NUMBERS COLOR 1-2-34-4 13/16F ~FflIFALCON-MC CAULEYFAHLIN IN 10 COLOR5E ILTON STANDARD PRESSURE SENSITIVE ndHARTZELL-PRATT & WHITNEY WATER TRANSFER dia thru 1/4 scale props NORTHEAST SCREEN GRAPHICS 21 FISHER AVE. EAST IONGMEADOW MA 01020 TEL 413-525-4110