Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I
Edition: Model Aviation - 1982/09
Page Numbers: 48, 49, 50, 51, 52, 136, 137, 138
Tracing its origin early 19305 biplane still first-line British fighter beginning WW II Gauntlets flight performance frequently equal better contemporaries later design author plots airplanes history its designer manufacturer provides us detailed drawings incorporating ideas adaptation flying model BY CIRCA 1918 cizasse pursuit fighter aircraft biplane configuration middle years biplane evolution single-bay interplane strut arrangement Notable exceptions SPAD Spad XLII Sopwith Dolphin Snipe Other cabane struts between fuselage upper wing single-bay biplane presents strut plane between wings spanwise side viewed front rear singlebay biplane layout bay between wings spanwise side machine single-bay arrangement involving fewer struts expense heavier internal wing structures and/or less suppression spar deflec tion vibration usually regarded advanced design Thus interesting period some 10 18 years after termination first phase world conflicts several combat biplanes fighters dive bombers some larger machines designed featur ing double-bay arrangement interplane struts double bay two-bay biplane utilizing two sets interplane strutsortwo strut planes between upper lower panels side facilitates lighter internal wing struc tures cost increased drag Some early multi-wing aircraft employed double-bay strut distribution par ticular first Wright biplanes threebay plus configuration famous Navy-Curtiss NC-i 2 3 4 flying boats Perhaps ultimate multiwing strut bays provided Caproni CA-4 tn-motor Connie L McClure N 0 48 Model Aviation Z7 Photos courtesy Smithsonian Institution bomber 1915 six-bay triplane six twotiered strut planes spanwise side increasing development specialized aircraft materials fabrication techniques design refinement use struts bracing wires decreased both multi-wing single-wing aircraft Nonetheless prevailing requirements specifications late 1920s mid 1930s dictated selection double-bay strut arrangements several latter-day bi planes middle years great days biplane latter years major emphasis first-line biplane design afew exceptions Contemporaneous principal subject article Gloster Gauntlet other doublebay biplanes era Fieseler Fi 98 dive bomber prototype Fieseler Fi 167 multi-purpose shipboard aircraft intended Graff Zeppelin aircraft carrier launched December 8 1938 12 built Heinkel 50 dive bomber built some quantity 60 machines under initial orders saw service Eastern Front 1943 also both China Japan Heinkel 51 B-3 long-span high-altitude ver sion 51 fighter Any emphatic statements contending Gloster Gauntlet last two-bay biplane fighter put production must somewhat qualified relation Fiat CR 42 Falco truly last large-quantity-production fighter biplane Put production 1939 long after Messerschmitt Bf 109 Hawker Hurricane early Spitfires CR 42 Falco might qualify double-bay biplane virtue Warren-truss interplane bracing being both struts wires CR 42 interplane truss does present two strut planes spanwise side planes intersecting rather parallel thus define bays usual sense rather question able exception Fiat Falco otherwise appears Gloater Gauntlet II indeed last two-bay biplane fighter design produced sufficient quantity wide historical recognition Gloster Gauntlet originated through confluence events interplay British men machines dating back Bristol Fighter SE5/SE5a 1916-1918 designed HP Folland joined Gloucestershire Aircraft Co 1920 Though less popular renown some others Folland historic significance British aviation close contemporary Thomas Octave Murdoch Sopwith first appeared scene Royal Aircraft FactoryFarn borough Hampshire associate Geoffrey de Havilland Royal Aircraft Factory Folland responsible design SE4 fastest scout plane built prior 1914135 mphinl9l4 comparethisto say 125 mph Fokker D-VII 1918 four years later produced because landing speed of52 mph SE4 followed Follands famous S E5 test flown December 1916 Intended easy fly fighter SE5 JI-September 1982 49 _ __ _ _ _ -01 ____________/-ccEZ-----t----___________TRUE- Vf *0 FOSELACE CENTRAL FRAAE SON GtQONJ- 34j SQ NARD 54444 CROW NENOERJ-AA4A Ofla -AO IOUNrSSC BEA~ Coonno nOUnra STREW FUSELAGE ON ASSEtTOLT NUTS OR ozno NUT,qoenF ,no SEcrOo - 00 SPAR pRoFttS 6C PARO BALSA nODE DEFOR ASSEflOfl 00 Wno poUnrNc PtUSOML TASAtED N Toots NOUNTLO A OUTER PANELS Au wne nor 7sntnrun BALSA An ROOT RuBS DOLLBEEB WurN CRLY WOOD IVL LJ SnGvnr DLSPLA CEO COO PttD*itO PROPELLER W SQUARE SPRUCE ENCAE SCARER 4cr LY WOoD west 44 tO teD/CArED N PROF/AC ADD Sterto TOOL- neW CASAAE YFRUFf CORE OOE/ /Et/tC W 75N5ON rat 0000 NOt/C 4if1•fj6i 06-r TRUE FLAT V/ED LANDAUG GEAR ,TAVS CORE RE F/PAL BE/CD AT Asti AND tNCERT/ON INTO REAR SO TEETS BECONS ART AND RICET ARTES c/PAL/ BENDS AT ArEA 0031 P00/C AoEE CORE 003 NUt/C n/RE SWEAOER3 / 4TREA/NE ALUM/DUFf OR FLATTED /n ROUND AL U/C/PU/I rUDE 50 Model Aviation NO OCR TEXT powerful SE5 provide well known entry British aviation history Mean Gloucestershire Aircraft Co founded 1915 engaged quantity production airplanes designed others famous beingthe Bristol Fighterthe Bristol F2A/F2B two-bay two-seater over 3000 builtsome n service RAF until 1932 After departing Royal Aircraft Factory later named Royal Aircraft Establishment 1894 H M Balloon Factory H P Folland time British Nieuport Co involved design Nieuport Goshawk racing plane unfor tunate history Although fault machine Nieuport Goshawk Harry G HawkerofSopwith fame killed July 12 1921 Prior death Hawker name applied Sopwith company remain famous name world history Prior Hawker tragedy Folland joined Gloucestershire Aircraft Co initially consultant designer chief engineer 1920 Folland attracted Gloucestershire David Longden H Martin expand in-house design development original aircraft beginning historic association Officially named Mars Bamel racing machine first creation Folland Gloucestershire combination equal span equal chord single-bay biplane struts of23 feet span almost square tips lower wing Bamel powered Napier 450-hp in-line V engine very successful airplanewinner three consecutive Aerial Derby Races 1921 1922 1923 apparently about time early 1 920s organization known since 1915 Gloucestershire Aircraft Co became Gloster Aircraft Co Ltd airplanes after period Bamel now identified Gloster name particular following Bamel high-speed seaplanes designed Schneider Trophy Races Among Gloster 111923 Gloster 1111925 Gloster IV 1927 Gloster VI 1929 Certainly classed beautiful float planes ever built Gloster IV single-bay biplane struts three machines IVB set speed record 295 mph 1927 Following Gloster VI low-wing monoplane two constructed called Golden Arrow established arecord336 mph 1929 However should perhaps remem bered truly historic Schneider Trophy seaplanes Sopwith Tabloid 1914 92 mph Supermanne S6B1931 34008 mph later 408 mph Macchi MC72 October 1934 set never-broken post-Schneider seaplane record of440681 mph Concurrent speed-quest activities 192 1-1929 Folland Gloster engaged design development construction single-place fighter aircraft Royal Air Force First entering service fall 1923 Gloster Grebe single-bay plus bi plane powered Jaguar radial engine some earliest 14-cylinder double-row radials overweight relation power top speed 152 mph Following Grebe evolving therefrom widely remembered Gloster Game cock essentially entered service 1926 single-bay later plus biplane powered Bristol Jupiter nine-cylinder radial engine 425 hp Gamecock top speed 155 mph 5000 feet service ceiling about 22000 feet Some 90 production Gloster Game cock delivered plus three prototypes first known Grebe us few Gamecock II prototypes built some Finland licensed production also arranged advent Brist6fBulldog oncoming advanced Hawker Fury Gamecocks declared obsolete 1933 Until appearance de Havilland Mos quito early 1 940s Gamecock frequencly called last RAF fighter essen tially wooden structure other hand Continued page 136 52 Model Aviation last Gloster Gauntlet Ils having three-bladed ru1dI prupuIr Performance both Models II rated 230 mph top speed 33500 ft service ceiling identification number J-91 25 marks Immediate predecessor Gloster Gauntlet known asthe SS 18 became GlosterS S 1 g B newengine finallybecamethe Gloster Gauntlet prototype engines alterations during time Anotherview ofa later-model GloaterGauntlet II Maximum first-line useof Gauntlet bythe RAF May 1937 14 squadrons equipped themsoon begin fading bythe end 1937 Hawker Hurricane monoplanes commencing placed RAF squadrons %Oneor 5 Gal Can24 Gal126 Gal30 Gal Drum54 Gel Drum NitroGal Per GalPer GalPer Gel %ioso6505755251030014000 5%11507256505751420021000 10%12508257506751840027000 12%13258758007252040030000 15%14009258257752240033000 25%18501100105010003040046600 40%25001600150014004250066800 60%300026002400230065400105800 Prices subject change notice Free delivery 14525 126 gal deals USA 30 & 54 gal drums freight collect FOB Clover SC Gallon price determined nitro content & total quantity ordered SC orders add 4% sales tax NEWPower Booster Oil e engines. S10/qti $30/gal NEWPower Booster e eng $12/qt $38/gal freight md Use 3 ozlgal U06I-- -- 803 222-7488 Since Horace has around quite consider him somewhat expert subject gyros has always recommended use beginners article may whet appetite future column Ive trying get him write years NCRCHA newsletter very informative drop line get mailing list Joe Lawrence 12538 Woodstock Drive Upper Marlboro MD 20772 Back issues available final note NCRCHA newsletter fly-in schedule July 11 CBRC near Baltimore MD August22 FARC Riverdale MD Call Joe information 30 1-6274520 about hearing other Helicopter clubs out Id like know about activities membership newsletters Ill clude list clubs future columns receive Keep em flying Note new address Dave Chesney PO Box 16612 Greensboro NC 27406 Electric Sailpanes/Poling Continued page 47 550 900 sq will fly very welL hand launch have little down-trim transmitter Launch level little downhill javelin throw required use toss ready transmitter because good chance nose will pitch up need ready give some down Keep climbing first few seconds till gets up flying speed let climb reason avoiding nose up launch course stallwhich can ruin whole day high want turn off motor Sailplane will immediately act nose-heavy start speed up going downhilL Trim enough up glide gentle no stick pressure necessary Now look ther mals nose pitches up suddenly have bumped some lift Circle back got bumped circle around till start go up same true wing tip suddenly pitches upa thermal bumped Turn back toward wing tip got bumped start circle Dont go out sight Finally neck ooling PO Box 145 Seymour IL 61875 will sore other people will starting gripe about frequency hog will time go home Landing easy Keep motor off trim level glide possible land wind important thing keep wings level Crosswind downwind landings alright long you want flare landing resist temptation until plane practically ground nearly touching fact Otherwise rascal will jump up about six feet come down hard Either drive give up last half-second before well truly down Check motor battery pack two flights hot let cool off Welcome club Its fun Sources Astro Flight Inc 13311 Beach Ave Venice CA 90291 Leisure Electronics 11 Deerspring Irvine CA 92714 Parker K/C Planes PO Box 8195 Van Nuys CA 91409 Midnight Models Daves Custom Models 1844 W Glenoaks Blvd Glendale CA 91201 RCM Plans Service PO Box 487 Sierra Madre CA 91024 Sig Manufacturing Co. Inc Montezuma IA 50171 Gloster GauntlellMcClure Continued page 52 among first incorporate side gun troughs low side fuselage dis tinctive feature subsequent Gloster biplane fighters actual direct origin Gloster Gauntlet design double-bay biplane proto type known SS 18 Folland/Gloster response RAF procurement Specification F20/27 1927 same year Gloster absorbed Steel Wing Company pioneer employment light steel strip aircraft construction First flown 1928 Captain Howard Saint Gloster test pilot SS 18 powered Bristol Mercury hA nine-cylinder air-cooled radial engine reached 183 mph 10000 feet Thereafter Bristol Jupiter VII F engine engines installed nine-cylinder aircooled radials prototype became SS iSA other experimental installa tions engines SS 1 8B Evolving further same prototype 1931 designated SS 19 powered Jupiter VII FP engine armed two Vickers guns side troughs also four Lewis guns wings two upper wings two lower Weight increased some 3200 pounds 3900 enoice us cuew. ay.sse ynthetic oil 4 Gal Case writing advertisers mention read about Model Aviation TEAHMAN PT- 17 Offered Two Sizes Quadra 60 Quarter Scale Quadra type Engines 96% Span 2 Scale 60 Engines 64% Span 1000 Sq Quarter Scale Plan Set $3250 2 Scale Plan $1850 red pounds top speed still increased 188 mph November 1931 further im provements extra guns removed speed increased 204 mph 10000 feet same top speed very clean in-line engine single-bay Hawker Fury rather amazing very same airframe original SS 18 identification numberJ9 125 become Gloster S S 1 9B powered Bristol Mercury VI S engine 536 hp takeoft top speed 212 mph 14500 feet machine became Gloster Gauntlet prototype probably few examples such single individual airframe under going engine installations alterations before becoming prototype successful production airplane historical interest single airframe sufficient promote serial production emphatic testimony structural integrity initial design con struction competence ofHP Folland staff Service testing SS 19B spring 1933 yet another engine Bristol Mercury VI S2 of570 hp produced speed of2l 5 mph 16500 feet ledin September same year Specification 24/3 3 stipulated production 24 Gloster Gauntlet interceptors March 1935 time contract issued February 1934 Mercury VI S2 engine 640 hp stipulated Mark V Vickers guns Before first production Gauntlet Service No K408 1 ready initial test flight December 1934 Gloster Aircraft Co Ltd Brockworth Gloucester ac quired Hawker Aircraft Limited Hawkers two managing directors now other TOM Sopwith extensive fame record elsewhere due amalgamation test pilot first flying Gauntlet K4081 PEG Gerry Sayer Hawker Fury fame Climbing 20000 feet stand-still nineand-a-half minutes Gauntlet top speed 230 mph 15800 feet service ceiling 33500 feet considerably faster higher Hawker Furynot bad double-bay biplane actually did look formidable single-bay Fury As May 1 1935 20 24 Gauntlet machines order produced end May service Squadron No 19 RAF interest recall squadron first receive Gauntletatthe time fastest fighter service also first squadron fly Spitfire mid-1938 flew both planes together until early 1939 After acquisition Hawker Gloster adopted some Hawkers production methods As consequence Gauntlet interceptors after first 24 somewhat altered internal struc ture second version total 204 built known Gloster Gauntlet II Maximum first-line employment Gaunt letI II occurred May 1937 14 squadrons equipped last doublebay biplane fighter flown Royal Air Force Prior full deployment Gauntlet single-bay 830-hp Gloster Gladiator biplane interceptor also designed lIP Folland entered production coming service Gladiator very last biplane fighter production order RAF never achieved pilot popularity Gauntlet said flying enclosed cockpit four-gun Gladiator like flying monoplane top wing brief period Gauntlet dominance began Remember Aerotrend source fine modeling hardware also offer complete line wood fiber glass field caddies other acces sories Send SASE free catalog todaylDEALERS INVITED ERO TREND PRODUCTS 44W Prospect St New Haven CT 06515 Tel 203-397-3755 September 1982 137 ri jht 15 ox eddJA6 $9900 DELIVERED Four Folding Legs Wing & Fuselage Holders Add $400 Shipping- Caiif 6% Tax RAC Products408 274-1915 3200 Knrghtswood Way 0 San Jose CA 95148 IN STOCK FOR IMMEDIATE SHIPMENT NewSUPER QUADRA$9995 winS BRISiGHELLA FlYWHEEL$11995 DUADRA REPAIR$1000 pies perta KIORITZ engine 244 cc in$19995 PhW RADIAL ENGINES far Flant$2295 Jin Mean ERCOUPEPLANS 52395 KIT $22995 Jin Manse TOMAHAWKPLANS $2395 KIT 524995 BALSA end BASSWOOD elI ejene35% OFF Cancept FLEETKIT $1 7995 FG CawI $1995 OUSGA7fiieitankn16 a. 6695 32 e $795 / vicktg$0I7EWIS MACHINE GUN KITS$1495 10 die COVERED WHEELS far USA Pep$2895 PLANS SUPER STEARMAN Gadfrny$2900 STAROUSTER TOO Brieghelle$2995 ecein J3 CUB Nniita$2995 VOLKSPLANE Chicken Cheiin$2395 FLY BABY $1995 SE-B Raced$2495 COCKPIT KITS Tantehewh F4U-1 Spitfire$2195 Erceape $1795 Steernen $2099 Citebrie $2495 J3 Cab $1950 ME-lOS $2150 Fleen $1995 FIBERGLASS ARROW SHAFTS 5/19 22 I96/51000 24-Hour Service. Add $250 postage Send Bank Check Money Order JIM MESSERS QUALITY MODEL PRODUCTS 106 Valley View Dr Allegany NY 14706 SAILPLANE ENTHUSIASTS ENJOY TROUBLE-FREE FLYING WITH THE NEW POWRWINCH AND THE RETRIEVER DESIGNED FOR EASE OF HANDLING AND THOROUGHLY TESTED BY MODELERS IN THE FIELD THE POWR WINCH WILL LAUNCH ANY SIZE SAILPLANE TO MAXIMUM HEIGHT WITH FAST EASY OPERATION AND FOR THE FIRST TIME LAUNCH-AMINUTE IS POSSIBLE USING THE RETRIEVER NO WAITING-NO WALKING NO NONSENSE Write call information Best Ducted Fans SKYRA Y F4D- Plan Form SKYRAY NAVY F4D-1 ale Oucted Fan RIC RK-20 Fan Unt44 IoegPIan Set RCDF1 $1005 WE TECHNICAL SERVICES Box 76884-A Atlanta Georqio 30328 end December 1937 Hawker Hurricane monoplane began appear first squadron adaptations However months later September 29 1938 Neville Chamberlain signed Munich Agreement air defense England depended almost entirely biplanes still dominated Gauntlets time fully operational established units available first-line strength three Hawker Fury squadrons five Gloster Gladiator squad rons eight Gloster Gauntlet squadrons two Hawker Hurricane squadrons Spitfires operational scene alt Less year later however September 3 1939 home-defense squadron still employed Gauntlets No 616 South York shire careful examination records seems confirm Battle Britain won fighter force came maturity largely Gloster Gauntlet Subsequently employed training aircraft secondary machines some Gladiator mixed-type squadrons last recorded active employment Gloster Gauntlet RAF 1943 East Africa also known two Gauntlets sold Rhodesia two Finland two South Africa Physical description Gloster Gauntlet Land II small differences indicated Type Single-place day night interceptor Dimensions Wingspan 328084 ft 10Om Length 126 ft 2 1126 ft 5 Wing area 315 sq ft Engine Bristol Mercury VI S2 640-hp ninecylinder air-cooled radial two-blade Watts wood en propellerI II three-blade Fairey metal propeller some late us Weight 11 Empty 2775 pounds loaded 3970 pounds Performance land II Top speed 230 mph 15800 ft stalling speed 59 mph service ceiling 33500 ft range 455 miles time 20000 ft 9 mm Armament Two Vickers Mk V synchronized machine guns 600 rounds Wing structure Two steel web strip spars aluminum alloy ribs fabric covered fabric tached main drag ribs GInntr wire-An No COD FOB Englewood Check Chargecard Money Order Only Send FREE Catalog method strut ends bracing wire forkends inside fabric line Fuselage structure Three sections forward engine mount center square tubes wrapped joints tie-rods aft section round tubes squared strut points Warren girder truss side view braced plan tie-rods Fuselage faired oval light metal panels forward fabric covered aft Empennage structure Steel tubes aluminum ribs fabric covered adjustable tail-plane related interest concerning Gloster Aircraft pilot PEG Sayer March 1938 great days Gauntlet Gladiator biplanes Gloster received con tract E 28/39 experimental aircraft became first British jet test flown May 15 1941 Sayer Fury Gauntlet fame general contemplation biplanes op posed monoplane configuration further technical historical interest recall generally unknown now fact aeronautical science Although would seem specific analytical description aerodynamics flight mechanics monoplane should simpler older biplane such case Rather describing biplane mechanism load distribution down wash drag contributions etc possible represent aero-mechanics arrangement vortices providing relatively simple analysis established Prandtl Betz Got tingen later simplified Munk years before satisfactory general theory mono plane established CL Scale/Boss Continued page 53 ing solid structure permissible might also include skin panel outlines rivet heads item would like cover column cockpits canopy convert kit canopy one-piece stationary installation operationaL sliding canopy described installed Top Flite P-40 pleasure flying 1976 Nats several years after details specifically P-40 installation same basic idea can applied almost other form canopy rides rails imbedded fuselage sides first step making sliding canopy construct piano wire framework slides shown sketch Using plastic canopy pattern shape wire fit inside contours canopy front middle support bands Note Fit wire canopy shape comes kitdo separate windshield portion canopy sliding section until wire framework construction com plete After wire shaped set aside make slides length height should slightly smaller portion canopy normally would made metaL reason will become apparent later 900 lip slide should wide enough permit rest bottom U-shaped canopy rail same time provide slight clearance between slide mechanism raiL clearance will keep slide assembly rubbing fuselage installed model should noted U-shaped channel material used canopy rails comes 12-in lengths can found brass aluminum tubing displays seen hobby shops slides completed 138 Model Aviation $300Q-9 IDAVEY$25000 SYSTEMS_ batteryHFE CORPORATIeNplus shipping plus shippingONE WOOD LANEMALVERNPA19355 215644-0692 NE fuel gives edge BLUE FLAME fuels made highest quality ingredients give engine Best Performance Longest Life Made blend synthetIc caster beat peaalble lubrIcatIon Dawrgent aetlen cut varnish muffler 4 Gallon Caae MIX OR MATCH PER GALLONDrum 5%$535 10%O5 15%A Write call latest orices 2- 426 Shippang Cost3-513 Per Case4-630 UPS5759 Call UPS 6- 946 your 7- 1148 nna 8- 1376 2672 WEST HAMPDEN I