eck3ntt tvkcv Editors Note just rubber modeL realistic scale jobs have ever seen fly article masterful its background techniques comparable Bill Noonans deserving attention modelers regardless prime interest Articles like cross party lines speaK treasuredfor excellence FINALLY eyes straining could no longer see Stosser Almost directly overhead circling speck model disap peared against patch blue sky dotted light puffy cumulus clouds gone occasional flashes sunlight off silver finish came down no first Flying Aces Club Nats Johnsville Naval Air Development Center Warminister Pennsylvania gathering rubber-scale types probably greatest dec ades filled live bouncy air models kinds transformed scene scale great pride pre sent magnificent scaleflier stopped 1978 FAC Nats overhead thermal flight 25 minutes Tom Nallen buffs paradise followed Stosser wheeled light drift watching climb higher higher 25 minutes Now searching empty sky number thoughts tumbled through mind would come down chase em go straight up long wondered would fly last reluctantly turning away began walk back launch point initial feeling frustration disappointment slowly gave way rising tide elation After wasnt what shed built do. Hadnt model given glimpse what full-sized ancestor looked like air wasnt long final flight confirmation Stosser possessed elusive ingredient called character What could demand model rewarded him thoughts turned qualities attracted Stosser beginning walked recalled story September 1931 Focke-WuIf took over merger Albatros company leading producer fighter planes Germany WW Following takeover Focke-WuIf continued manufacture several Albatros de signs 1932 responding specification issued German Air Ministry light weight fighter advanced trainer Focke-WuIf assigned task newly hired young engineer 38 Model Aviation FULL SIZE PLANS AVAILABLE SEE PAGE 128 named Kurt Tank first work company Only few years later fully demonstrate design genius con ceived developed formidable Focke WuIf 190 great fighter planes WW II November 1933 saw FW 56 Stosser Hawk extensive redesign earlier Albatros type ungainly appearance making first flight Powered reliable aircooled Argus 240-hp 8-cylinder engine FW 56 stepped along top speed 177 mph landed 55 mph range some 250 miles Development handsome parasol hindered prototype crashed during demonstration flight killing pilot patent difficulties French manufacturer arose Focke-WuIf forced redesign landing gear However summer 1935 Stosser overcome teething difficulties won Air Ministry competition over contending designs Arado Heinkel graceful Stosser adjudged winner evalu ation trial mainly basis superior structural strength three competitors being closely matched performance mean time batch three pre-production Stossers ordered Ministry ex amples delivered fitted pair 79mm machine guns incorporated small effective dive brake just aft leading edge wings center section Because terms Versailles Treaty Germany compelled sign after surrender WW specifically calling abandonment military naval aviation early Stossers appeared bearing civil regis tration upon overall silver finish ascension power Nazi Party resultant rejection Treaty Germany considered excessively harsh hereto fore clandestine nature build-up military air became open horizontal red band incorporating black swastika white circle now adorned fin rudder aircraft formerly passed off civil types FW 56 went rapidly production Focke-WuIf geared up its role leading supplier aircraft Germanys new war machine Early 1936 Oberst Ernst Udet renowned WW ace selected Stosser explore concept dive bombing tactic observed demonstrated aircraft US Navy during recent visit United States Udet responsible large measure shaping fledgling Luftwaffe personally conducted tests investigate new technique Luftwaffe test center Berlin-Johnnisthal Performing number dives Stosser speeds over 300 mph Udet impressed exceptional diving qualities rugged ship upon completion tests Oberst ordered bomb racks fitted beneath wings machine Subsequent trials quickly showed much higher degree accuracy ws achieved Stosser releasing itsbombs dive employing conven tional horizontal delivery technique October1979 39 CIVIl RES TOP N BUTTONI K S/K SqVIHOO BRASS TUBESHEET CANTER RIBALL SPARS 1/1K SO TIPS 5/05 SHEET WKiiWI2 WHW7 /Li -- UPIER WSW4WOAILERON WOI/SZPIYWSCKLBJE -DOUBLER RU- I/IN SHEETLOWEHALERON LWER ON C [v32][b-1-10-1-10]]WH CA BARES STAB ALL I/IN SO OR I/IN SHEET WSIGSCREENLA SILVER OVERALL LETTERRIS EUHAUST STACKS K WHEELS WACK RED BARS ACROSS REDDER B FIN BLACK SWASTIKA ON WRITE FIELD SCALE REFERAACE JUY 1967 AEROMOCELLEW FOCISE W1ILFE AR AEHORAFT ALBIRI ARCS #7SCROD_________ _____________MPOFOCIE WOLFINSTROMEN 9SIA PROP LOOPS 3/WWWBER SE LONGOSCOPEDHEEMBLEMPANEL PROTO FLEW LEPT-RIGHT PATTERNBRASH TOMBSN STRUTBANS SAWHE FREE WHEELSIACUT FROM ILE BOTCH IS/INBREBRALALL STRNSERS AFTER ASHY /-------- _ -A --~-C -KY-iLL U Ui- -RUDDER LAidNATIONS 9ciDAk __ SPINI1KR ROVEV I/OOU I/IA 610CR AULSA-U ROSE BLOCK FACESSOFT BLOCO WITH I/SD PLYWOOD FUSELAGE BUILT INKEELS I/IN SHEET TH ODES FRONT H REAR S SECTIONS ENDRIG- FUSELAGE SHEETED BETWEENVOCKE WOLF STRRIGERS FROM ATBELW FORWARDSTUSSEE WHEELS I/35PLYWOOO OSOI665300 STRUT VET INTO BALSAFW 56 EYELET BALSA BUSHLESH H 0015 64 CIDESIGNED 5 DRAWN BY TOM NALLEN ITRAHOS FUR MA MY RAY BURDEN WWEAXLE\U Deadstick Stosser glides shallow bank Since before WWI discriminating scale builders vocal about configuration especially since its line poetic /4 V Standing behind Tom atthe launch lswhat youd see pert ship circied upward under power max recorded no further need fiy Tom packed 1350 turns lfttie birdft seemed explode thermal convincing performance sturdy Stosser bombing trials resulted decision adopt dive bomber major weapon arsenal Luftwaffe Devel opment powerful all-metal Junkers JU 87 Stuka undertaken resulting machine write new chapter history aerial warfare infamous bentwinged Stuka appearing kind airborne artillery working concert highly mobile powerful ground forces became symbolic flhitlrrpo i0htning Wr Hitler opened WW II Although Stosser wasnt suited play combatants role WW II Focke-WuIf company turn out over 1000 type Serving mainly advanced trainer Luft waffe fighter dive-bomber pilots schools fully aerobatic tough machine great favorite among young pilots flew early production runs several Stossers provided mounts crack German aerobatic fliers created favorable lasting impression among viewed performances air shows trials frequently seen skilled German stunt flier Gerd Achgelis made several memorable appearances US during mid-i 930s thrilled National Air Race crowds putting nimble FW 56 through sensational hair-raising routines As subject rubber-powered flying scale model Focke-Wulf design has lot commend old aviation adage plane looks right flies right borne out Stosser combination gracefully con toured swept wing highly distinctive tail group fuselage landing gear smoothly flowing yet functional lines come together offer attractive parasol-type airplanes ever come off drawing board soft silver finish setting off black registration lettering caps Stossers appeal Construction difficult employs sheet fill between stringers much forward fuselage requires little time part builder finished product ever rewards slight extra effort very rugged model will come through rela tively unscathed prangs would bench lightly constructed flying machine all-up flying weight 3 oz Stosser heavy enough groove well flight yet sensitive enough good air hitch ride passing thermals building Stosser follows conven tional practice except fuselage built two main parts fuselage built way accommodate landing gear instal lation facilitate shaping fuselage radius just aft engine cowling radius simulates cooling air exit engine compartment distinctive feature Stosser Build fuselage sections using familiar keel former method Stringers laid alternately side side using care maintain alignment Use stringers firm light Cracking too soft stringer handing finished model can avoided careful wood selection yet heavy stringers shoot weight model up sharply should avoided Its kind tight-rope rubber scale modelers should learn walk Before final few upper forward fuselage stringers go place wire cabanes installed forward cabane sewn thread its mounting former rear cabane secured its former via small balsa blocks grooved fit wire Baking soda cyanoacrylate used fix cabanes place entire engine cowling forward fuse lage sheet filled extent shown plan balsa used fill should soft Continued page 109 40 Model Aviation no possible stare Stosser time flies eat just potato chip Multi-stringered fuselage inverted In-line cowl sweepback parasol flowing curves everywherepicture flier coming backthrough proverolam U. 9rassafferthe . Torn. readableNow really going maxed out ..pee too 4 Maneuvers previous levels should practiced flight 5 To pass level student must demonstrate proficiency maneuver level demonstrations must take place different flights different instructors maneuver can demonstrated flight other words least two check flights required pass level give idea long should take some guidelines Level IPreflight Level II5-8 Flights Level III5-8 Flights Level IV5-8 Flights Level V5-8 Flights recommend minimum 18 flights before final Level V check assure adequate training before solo oh no short flights minimum 5 minutes airborne time necessary count Try get 8-10 minutes maximize learning TO THE STUDENT Well instructor have followed program honestly worked sincerely should now have pilot among ranks Welcome aboard dont get too im pressed yourself yet because fullsize counterparts now reasonably incompetent pilot Youve just soloed very stable trainer aircraft Progress point exotic pattern aircraft beautiful scale jobs new monster machines certainly within grasp getting requires same serious effort required get far Pace yourselfbuild skilland chal lenge ability extent stretching the point brealting Patience now will true virtue Good luck go fly youre flying youre trying Postscript need say special thanks clubThe Greater Cincinnati Radio Control Cluband its board directors chat lengea tested worked make FLI success Theories arefine unless can made work theyre worth hoot FLI has tested works Finally rotary wing fliers out watch Model Aviationfor extension ELI whirley bird HELl-ELI Stosser/Nallen continued page 40 very light 1/16 sheet Cut pieces fit between stringers former former Only fit sheet pieces deeply enough allow secure cementing sheet filling has completed excess material trimmed away sharp blade sanding filled sections final shape exercise care avoid scalloping surface cockpit shape determined short pieces 1/16 sq running former D point next lower stringer shown plan Note cockpit sides have curved upper radius 1 / 16 sq sanded shape cemented place Landing gear legs based 3/32-sq bam boo struts fairings shaped light sheet balsa bamboo struts recessed groove leg About 3/4 inch bamboo strut extends above top fairing fits groove cut front fuselage former bamboo landing gear really works out well Strength durability remarkable higher weight tendency bend long wire ALSO AVAILABLE NOW CAT NO 240 4Q4 C f DU-DRO PRODUCTS INC 480 Bonner Road Wauconda IllinoIs 80084 October1979 109 INCLUDES TWO SPECIAL EXHAUST PORT PLUGS BLACK ANODIZED BODY PRESSURE FFFING INCLUDED SPECIAL K&B 40 MUFFLER WLASICS Plans & Construction Manual CURTIBS HAWK POE STINSON RELIANT SR9 WSoalaOaoSpan 522W AR Soala 126 SpanB25W 2Soala 65 Span l2RO 2Seala B4SpanSl5 lVaSoaI47WSpafl slOw L iWseaia 62 Span1200 CURTISS GOSHAWK Film 2 Seal 83 Span51600 CURTISS GULFHAWK IA . 2SOdd 63 Span 615Po 0 Seal 94W Span S3OP PA. DdId IRS Add 5300MEe LII PrOaO t0 Richard G Barron1213 Holly SprIng Ln Grand Blanc MichIgan 48436 Snd SI oo CamElot IofomtIo. SPORT MOD / 79 CATALOG 1OOI61 STRINGLESS WONDER ONE NIlE KIT $2 E OF RUBBER MODE SUPP ES KT $395 BOX 2495-MA LA MESA CALIF 92041 factors decision use bamboo Wing construction straight-forward Two fairly hard true pieces 3/16 sq should selected leading edges Anchor brasstubing cabane receptacles baking soda cyanoacrylate Scale dihedral used urging old friend Stew Meyers has proven adequate contributing large measure steady flight characteristic Stosser fin rudder built unit using laminated outline Three water-soaked strips 1/32 X 1/16 balsa using white glue adhesive between pulled around outline form cut 1/8 baisa waxed its edges Pins placed around outside laminations hold things together til dry Perhaps important factor obtaining good finish model preparation given framework before covering Im sure youve heard tune before silver finish particularly tends magnify hregulaoities lurking beneath painted surface youre satis fied structure has adequately sanded apply several coats nitrate dope wood surfaces tissue covering will contact sanding lightly between Covering Japa nese tissue applied shiny side out using nitrate dope thinned sparingiy 20-30% adhesive White tissue used cover Stosser engine cowling covered model laying wet 3/4-wide tissue strips brushing dope through tissue onto wood Begin bottom center structure work way around overlapping strips slightly go Cover fuselage rear working forward Strips tissue wide enough cover five six stringers time can used strips should extend about inch onto forward planking Begin upper rear turtledeck aft cockpit working down sides until bottom can covered singie strip Finish covering planked forward areas same manner used cover cowling balsa landing gear leg fairings tissue covered Wing tail surfaces fuselage sprayed fine water mist shrink tissue dry brush three coats thin nitrate dope 70% tissue-covered areas except tail surfaces couple coats will suffice planked areas sand lightly between coats using worn out fine sandpaper apply additional three coats dope Sand between Finally skim lightly over entire fuse lage worn out sandpaper touch lightly leading trailing edges flight surfaces Mount landing gear slots front fuselage former very carefully checking alignment cement cowling fuselage Fit cabanes tubing pieces wing Using aug sheet balsa made side view plan set angie incidence wing wing correctly aligned cabanes turn model over carefully packing baking soda tubing around cabanes fix cyanoacrylate Add balsa fairings cabanes Cement diagonal cabane member place Fabricate wing struts prepare struts cabanes painting sealing balsas grain suitable sealer easily made adding talcum powder dope Several sanded coats will trick Carefully trim fit wing struts wing fuselage attachment points cut away small piece tissue get solid woodto-wood joint Add exhaust stacks tail skid seal painting very thin nitrate dope add very small amount aluminum bronzing powder used Luco brand powder available art supply stores cheap little goes long way Using Badger internal-mix air brush coverage excellent weight build-up three four coats minimal Exper iment paint spray pattern another object before turning model Between applications touch up worn-out sand paper areas may need Registration lettering control surface panel outlines cut black tissue red band black swastika fm rudder cut tissue tissue applied spray adhesive called Spra-Mount 3M product white disc forms field swastika masked prior applying silver paint fin rudder An advantage spray adhesive tissue trim may easily reposi tioned after initial mounting necessary fairing fuselage/landing gear junc tion done GEs RTV silicone rubber material available silver can obtained hardware stores can easily formed wet fingertips sets up fairly short time rubber wont take paint using spray adhesive fairing can tissue covered painted free-wheeling Paulowina prop 9-in diam eter fitted spinner turned balsa free-wheeling device piece brass tubing ramp-type notch cut end latching method being similar used plastic propellers Two loops Sig 3/16 rubber about 28 inches long power ship During initial flight tests stabilizer held place rubber band allow shimming stab optimize glide trim First hand-giides made prop clay added nose bring CG point shown plan thickness matchbook paper under leading edge stab required give desired glide stab cemented place prop rubber installed little clay needed compensate rubber weight aft packed just inside nose opening maintain original balance point No thrust offsets built model first powered flights showed shim 1/8 balsa inserted between top nose block nose former provided down-thrust needed No side-thrust used model flew left under power circled right glide desired 4-5 degrees down-thrust could built nose block Early flights 40 60 seconds regularly achieved glide turn approaching bank appeared bringing Stosser down early Rudder tweaking didnt help nor did appli cation side-thrust Careful scrutiny wing rear showed almost imper ceptible excess wash-out present right wing panel over left panel Cutting away rear wing strut left panel viewed rear tiny piece 1/32 sheet inserted strut/wing junction jacking up 110 Model Aviation 4 Kraftsmanship kit processed AAMCO GOLD BALSAThis Trainer will blow apart hits ground GREATEST B/C BASIC TRAINEB Design & Kit ALL TIME Ask over 25000 satisfied builders H-BAY dealers sold themSHALL WE SAY MORE Andresos Aircraft ModeS Co Inc US Ete 1& North St Topsijeld Mass 01983 887-8541 Price $3995 kit per dollar- bar ens . AND NOW THERES FUELER WITh TRUE FILTER SYSTEM TOO Get double filtration perform ance Sullivan Crap Trap fuel up too Two different sized filters keep particles out tank Fueler comes complete 4 feet Sulli-Cone tubing 3 feet lesser quality tubing tubing WONT COLLAPSE defuelingOnly $250 SMOOOTh LANDINGS SET OF 3 $995 Strong lightweight REALISTIC landing gears eliminate erratic vibra tion feature short fulcrum ground hugging ability Caster ac tion Adjustable pressure Easy customize Sizes fit wheels 1 3 Announcing . November 1979 dealer will unveil all-new high torque SULLIVAN 12-24 VOLT STARTER Designed start big engines such Quadra Best its Sullivan Only $4995 See GLOW PLUG KLIP Fully assembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks WARNING UZ2i IToAllModelersf Fly Near Overhead Power Lines P R 0 D U C T S N C 536 DAVISVILLE ROAD 0 WILLOW GROVE PA 19090 215 6594900 trailing edge slightly glide turn now flattened out nicely Before fix Stosser about 50 flights log flown two Flying Aces Club meets Durham Conn distin guishing herself fun fly however exhibited great deal realism air Because model proven dependable flier high winds decided bring along Johnsville second entry FAC scale competition AMA scale also scheduled event first flight FAC Nats check hop determine flight trim hadnt changed since last outing succeeding flight official found Stosser wheeling pur posefully thermal almost four minutes max recorded no further flights required under FAG rules superb conditions prevailing two subsequent flights made routine uneventful flight put up little later about 200 pm ship readied what last flight rubber motor wound new high 1350 turns Exploding off launch thermal Stosser never stopped climbing might build FW-56 AMA scale three-views upon design based may found August 1967 issue Aeromodeller magazine draw ings Mr Ian Stair finest Ive seen 5x scale used Focke-WuIf Aircraft Album No 7 Arco contains photos some historical background data modelers have difficulty locating bamboo supply li-in long pieces number uses may found available $250 PP Mr Bert Pond 128 Warren Terrace Longmeadow MA 01106 Special thanks extended Dick Benjamin FAG took time out own flying activities Johnsville lost fine Rearwin Speedster 00S take photographs accom panying article FF Old Timer/Haught continued page 41 American Boy some other odds ends files Frank showed us some designs included new work afforded us opportunity ask about drafting style em ployed yearbooks answer simple Frank worked patent draftsman early years once clicked Drawings yearbooks same style used early patent office drawings Switching discussion modem day free flight Frank expressed concern over pre programmed free flight use auto surfaces controlled multi-function timers technique detracts understanding forces acting model flight allows substitution controlled surfaces place thought-producing aerodynamic trimming Asked about future free flight scarcity newcomers Frank feels should draw ranks RC fliers looking new October1979 111 SINGLE $350 uncommon Super Viking designed Don wencell has sweeping graceful lines Note relatively small stab recessed leading edge center wing version Mitch Post powered Super cyclone engine has impressive Idle
Edition: Model Aviation - 1979/10
Page Numbers: 38, 39, 40, 109, 110, 111
eck3ntt tvkcv Editors Note just rubber modeL realistic scale jobs have ever seen fly article masterful its background techniques comparable Bill Noonans deserving attention modelers regardless prime interest Articles like cross party lines speaK treasuredfor excellence FINALLY eyes straining could no longer see Stosser Almost directly overhead circling speck model disap peared against patch blue sky dotted light puffy cumulus clouds gone occasional flashes sunlight off silver finish came down no first Flying Aces Club Nats Johnsville Naval Air Development Center Warminister Pennsylvania gathering rubber-scale types probably greatest dec ades filled live bouncy air models kinds transformed scene scale great pride pre sent magnificent scaleflier stopped 1978 FAC Nats overhead thermal flight 25 minutes Tom Nallen buffs paradise followed Stosser wheeled light drift watching climb higher higher 25 minutes Now searching empty sky number thoughts tumbled through mind would come down chase em go straight up long wondered would fly last reluctantly turning away began walk back launch point initial feeling frustration disappointment slowly gave way rising tide elation After wasnt what shed built do. Hadnt model given glimpse what full-sized ancestor looked like air wasnt long final flight confirmation Stosser possessed elusive ingredient called character What could demand model rewarded him thoughts turned qualities attracted Stosser beginning walked recalled story September 1931 Focke-WuIf took over merger Albatros company leading producer fighter planes Germany WW Following takeover Focke-WuIf continued manufacture several Albatros de signs 1932 responding specification issued German Air Ministry light weight fighter advanced trainer Focke-WuIf assigned task newly hired young engineer 38 Model Aviation FULL SIZE PLANS AVAILABLE SEE PAGE 128 named Kurt Tank first work company Only few years later fully demonstrate design genius con ceived developed formidable Focke WuIf 190 great fighter planes WW II November 1933 saw FW 56 Stosser Hawk extensive redesign earlier Albatros type ungainly appearance making first flight Powered reliable aircooled Argus 240-hp 8-cylinder engine FW 56 stepped along top speed 177 mph landed 55 mph range some 250 miles Development handsome parasol hindered prototype crashed during demonstration flight killing pilot patent difficulties French manufacturer arose Focke-WuIf forced redesign landing gear However summer 1935 Stosser overcome teething difficulties won Air Ministry competition over contending designs Arado Heinkel graceful Stosser adjudged winner evalu ation trial mainly basis superior structural strength three competitors being closely matched performance mean time batch three pre-production Stossers ordered Ministry ex amples delivered fitted pair 79mm machine guns incorporated small effective dive brake just aft leading edge wings center section Because terms Versailles Treaty Germany compelled sign after surrender WW specifically calling abandonment military naval aviation early Stossers appeared bearing civil regis tration upon overall silver finish ascension power Nazi Party resultant rejection Treaty Germany considered excessively harsh hereto fore clandestine nature build-up military air became open horizontal red band incorporating black swastika white circle now adorned fin rudder aircraft formerly passed off civil types FW 56 went rapidly production Focke-WuIf geared up its role leading supplier aircraft Germanys new war machine Early 1936 Oberst Ernst Udet renowned WW ace selected Stosser explore concept dive bombing tactic observed demonstrated aircraft US Navy during recent visit United States Udet responsible large measure shaping fledgling Luftwaffe personally conducted tests investigate new technique Luftwaffe test center Berlin-Johnnisthal Performing number dives Stosser speeds over 300 mph Udet impressed exceptional diving qualities rugged ship upon completion tests Oberst ordered bomb racks fitted beneath wings machine Subsequent trials quickly showed much higher degree accuracy ws achieved Stosser releasing itsbombs dive employing conven tional horizontal delivery technique October1979 39 CIVIl RES TOP N BUTTONI K S/K SqVIHOO BRASS TUBESHEET CANTER RIBALL SPARS 1/1K SO TIPS 5/05 SHEET WKiiWI2 WHW7 /Li -- UPIER WSW4WOAILERON WOI/SZPIYWSCKLBJE -DOUBLER RU- I/IN SHEETLOWEHALERON LWER ON C [v32][b-1-10-1-10]]WH CA BARES STAB ALL I/IN SO OR I/IN SHEET WSIGSCREENLA SILVER OVERALL LETTERRIS EUHAUST STACKS K WHEELS WACK RED BARS ACROSS REDDER B FIN BLACK SWASTIKA ON WRITE FIELD SCALE REFERAACE JUY 1967 AEROMOCELLEW FOCISE W1ILFE AR AEHORAFT ALBIRI ARCS #7SCROD_________ _____________MPOFOCIE WOLFINSTROMEN 9SIA PROP LOOPS 3/WWWBER SE LONGOSCOPEDHEEMBLEMPANEL PROTO FLEW LEPT-RIGHT PATTERNBRASH TOMBSN STRUTBANS SAWHE FREE WHEELSIACUT FROM ILE BOTCH IS/INBREBRALALL STRNSERS AFTER ASHY /-------- _ -A --~-C -KY-iLL U Ui- -RUDDER LAidNATIONS 9ciDAk __ SPINI1KR ROVEV I/OOU I/IA 610CR AULSA-U ROSE BLOCK FACESSOFT BLOCO WITH I/SD PLYWOOD FUSELAGE BUILT INKEELS I/IN SHEET TH ODES FRONT H REAR S SECTIONS ENDRIG- FUSELAGE SHEETED BETWEENVOCKE WOLF STRRIGERS FROM ATBELW FORWARDSTUSSEE WHEELS I/35PLYWOOO OSOI665300 STRUT VET INTO BALSAFW 56 EYELET BALSA BUSHLESH H 0015 64 CIDESIGNED 5 DRAWN BY TOM NALLEN ITRAHOS FUR MA MY RAY BURDEN WWEAXLE\U Deadstick Stosser glides shallow bank Since before WWI discriminating scale builders vocal about configuration especially since its line poetic /4 V Standing behind Tom atthe launch lswhat youd see pert ship circied upward under power max recorded no further need fiy Tom packed 1350 turns lfttie birdft seemed explode thermal convincing performance sturdy Stosser bombing trials resulted decision adopt dive bomber major weapon arsenal Luftwaffe Devel opment powerful all-metal Junkers JU 87 Stuka undertaken resulting machine write new chapter history aerial warfare infamous bentwinged Stuka appearing kind airborne artillery working concert highly mobile powerful ground forces became symbolic flhitlrrpo i0htning Wr Hitler opened WW II Although Stosser wasnt suited play combatants role WW II Focke-WuIf company turn out over 1000 type Serving mainly advanced trainer Luft waffe fighter dive-bomber pilots schools fully aerobatic tough machine great favorite among young pilots flew early production runs several Stossers provided mounts crack German aerobatic fliers created favorable lasting impression among viewed performances air shows trials frequently seen skilled German stunt flier Gerd Achgelis made several memorable appearances US during mid-i 930s thrilled National Air Race crowds putting nimble FW 56 through sensational hair-raising routines As subject rubber-powered flying scale model Focke-Wulf design has lot commend old aviation adage plane looks right flies right borne out Stosser combination gracefully con toured swept wing highly distinctive tail group fuselage landing gear smoothly flowing yet functional lines come together offer attractive parasol-type airplanes ever come off drawing board soft silver finish setting off black registration lettering caps Stossers appeal Construction difficult employs sheet fill between stringers much forward fuselage requires little time part builder finished product ever rewards slight extra effort very rugged model will come through rela tively unscathed prangs would bench lightly constructed flying machine all-up flying weight 3 oz Stosser heavy enough groove well flight yet sensitive enough good air hitch ride passing thermals building Stosser follows conven tional practice except fuselage built two main parts fuselage built way accommodate landing gear instal lation facilitate shaping fuselage radius just aft engine cowling radius simulates cooling air exit engine compartment distinctive feature Stosser Build fuselage sections using familiar keel former method Stringers laid alternately side side using care maintain alignment Use stringers firm light Cracking too soft stringer handing finished model can avoided careful wood selection yet heavy stringers shoot weight model up sharply should avoided Its kind tight-rope rubber scale modelers should learn walk Before final few upper forward fuselage stringers go place wire cabanes installed forward cabane sewn thread its mounting former rear cabane secured its former via small balsa blocks grooved fit wire Baking soda cyanoacrylate used fix cabanes place entire engine cowling forward fuse lage sheet filled extent shown plan balsa used fill should soft Continued page 109 40 Model Aviation no possible stare Stosser time flies eat just potato chip Multi-stringered fuselage inverted In-line cowl sweepback parasol flowing curves everywherepicture flier coming backthrough proverolam U. 9rassafferthe . Torn. readableNow really going maxed out ..pee too 4 Maneuvers previous levels should practiced flight 5 To pass level student must demonstrate proficiency maneuver level demonstrations must take place different flights different instructors maneuver can demonstrated flight other words least two check flights required pass level give idea long should take some guidelines Level IPreflight Level II5-8 Flights Level III5-8 Flights Level IV5-8 Flights Level V5-8 Flights recommend minimum 18 flights before final Level V check assure adequate training before solo oh no short flights minimum 5 minutes airborne time necessary count Try get 8-10 minutes maximize learning TO THE STUDENT Well instructor have followed program honestly worked sincerely should now have pilot among ranks Welcome aboard dont get too im pressed yourself yet because fullsize counterparts now reasonably incompetent pilot Youve just soloed very stable trainer aircraft Progress point exotic pattern aircraft beautiful scale jobs new monster machines certainly within grasp getting requires same serious effort required get far Pace yourselfbuild skilland chal lenge ability extent stretching the point brealting Patience now will true virtue Good luck go fly youre flying youre trying Postscript need say special thanks clubThe Greater Cincinnati Radio Control Cluband its board directors chat lengea tested worked make FLI success Theories arefine unless can made work theyre worth hoot FLI has tested works Finally rotary wing fliers out watch Model Aviationfor extension ELI whirley bird HELl-ELI Stosser/Nallen continued page 40 very light 1/16 sheet Cut pieces fit between stringers former former Only fit sheet pieces deeply enough allow secure cementing sheet filling has completed excess material trimmed away sharp blade sanding filled sections final shape exercise care avoid scalloping surface cockpit shape determined short pieces 1/16 sq running former D point next lower stringer shown plan Note cockpit sides have curved upper radius 1 / 16 sq sanded shape cemented place Landing gear legs based 3/32-sq bam boo struts fairings shaped light sheet balsa bamboo struts recessed groove leg About 3/4 inch bamboo strut extends above top fairing fits groove cut front fuselage former bamboo landing gear really works out well Strength durability remarkable higher weight tendency bend long wire ALSO AVAILABLE NOW CAT NO 240 4Q4 C f DU-DRO PRODUCTS INC 480 Bonner Road Wauconda IllinoIs 80084 October1979 109 INCLUDES TWO SPECIAL EXHAUST PORT PLUGS BLACK ANODIZED BODY PRESSURE FFFING INCLUDED SPECIAL K&B 40 MUFFLER WLASICS Plans & Construction Manual CURTIBS HAWK POE STINSON RELIANT SR9 WSoalaOaoSpan 522W AR Soala 126 SpanB25W 2Soala 65 Span l2RO 2Seala B4SpanSl5 lVaSoaI47WSpafl slOw L iWseaia 62 Span1200 CURTISS GOSHAWK Film 2 Seal 83 Span51600 CURTISS GULFHAWK IA . 2SOdd 63 Span 615Po 0 Seal 94W Span S3OP PA. DdId IRS Add 5300MEe LII PrOaO t0 Richard G Barron1213 Holly SprIng Ln Grand Blanc MichIgan 48436 Snd SI oo CamElot IofomtIo. SPORT MOD / 79 CATALOG 1OOI61 STRINGLESS WONDER ONE NIlE KIT $2 E OF RUBBER MODE SUPP ES KT $395 BOX 2495-MA LA MESA CALIF 92041 factors decision use bamboo Wing construction straight-forward Two fairly hard true pieces 3/16 sq should selected leading edges Anchor brasstubing cabane receptacles baking soda cyanoacrylate Scale dihedral used urging old friend Stew Meyers has proven adequate contributing large measure steady flight characteristic Stosser fin rudder built unit using laminated outline Three water-soaked strips 1/32 X 1/16 balsa using white glue adhesive between pulled around outline form cut 1/8 baisa waxed its edges Pins placed around outside laminations hold things together til dry Perhaps important factor obtaining good finish model preparation given framework before covering Im sure youve heard tune before silver finish particularly tends magnify hregulaoities lurking beneath painted surface youre satis fied structure has adequately sanded apply several coats nitrate dope wood surfaces tissue covering will contact sanding lightly between Covering Japa nese tissue applied shiny side out using nitrate dope thinned sparingiy 20-30% adhesive White tissue used cover Stosser engine cowling covered model laying wet 3/4-wide tissue strips brushing dope through tissue onto wood Begin bottom center structure work way around overlapping strips slightly go Cover fuselage rear working forward Strips tissue wide enough cover five six stringers time can used strips should extend about inch onto forward planking Begin upper rear turtledeck aft cockpit working down sides until bottom can covered singie strip Finish covering planked forward areas same manner used cover cowling balsa landing gear leg fairings tissue covered Wing tail surfaces fuselage sprayed fine water mist shrink tissue dry brush three coats thin nitrate dope 70% tissue-covered areas except tail surfaces couple coats will suffice planked areas sand lightly between coats using worn out fine sandpaper apply additional three coats dope Sand between Finally skim lightly over entire fuse lage worn out sandpaper touch lightly leading trailing edges flight surfaces Mount landing gear slots front fuselage former very carefully checking alignment cement cowling fuselage Fit cabanes tubing pieces wing Using aug sheet balsa made side view plan set angie incidence wing wing correctly aligned cabanes turn model over carefully packing baking soda tubing around cabanes fix cyanoacrylate Add balsa fairings cabanes Cement diagonal cabane member place Fabricate wing struts prepare struts cabanes painting sealing balsas grain suitable sealer easily made adding talcum powder dope Several sanded coats will trick Carefully trim fit wing struts wing fuselage attachment points cut away small piece tissue get solid woodto-wood joint Add exhaust stacks tail skid seal painting very thin nitrate dope add very small amount aluminum bronzing powder used Luco brand powder available art supply stores cheap little goes long way Using Badger internal-mix air brush coverage excellent weight build-up three four coats minimal Exper iment paint spray pattern another object before turning model Between applications touch up worn-out sand paper areas may need Registration lettering control surface panel outlines cut black tissue red band black swastika fm rudder cut tissue tissue applied spray adhesive called Spra-Mount 3M product white disc forms field swastika masked prior applying silver paint fin rudder An advantage spray adhesive tissue trim may easily reposi tioned after initial mounting necessary fairing fuselage/landing gear junc tion done GEs RTV silicone rubber material available silver can obtained hardware stores can easily formed wet fingertips sets up fairly short time rubber wont take paint using spray adhesive fairing can tissue covered painted free-wheeling Paulowina prop 9-in diam eter fitted spinner turned balsa free-wheeling device piece brass tubing ramp-type notch cut end latching method being similar used plastic propellers Two loops Sig 3/16 rubber about 28 inches long power ship During initial flight tests stabilizer held place rubber band allow shimming stab optimize glide trim First hand-giides made prop clay added nose bring CG point shown plan thickness matchbook paper under leading edge stab required give desired glide stab cemented place prop rubber installed little clay needed compensate rubber weight aft packed just inside nose opening maintain original balance point No thrust offsets built model first powered flights showed shim 1/8 balsa inserted between top nose block nose former provided down-thrust needed No side-thrust used model flew left under power circled right glide desired 4-5 degrees down-thrust could built nose block Early flights 40 60 seconds regularly achieved glide turn approaching bank appeared bringing Stosser down early Rudder tweaking didnt help nor did appli cation side-thrust Careful scrutiny wing rear showed almost imper ceptible excess wash-out present right wing panel over left panel Cutting away rear wing strut left panel viewed rear tiny piece 1/32 sheet inserted strut/wing junction jacking up 110 Model Aviation 4 Kraftsmanship kit processed AAMCO GOLD BALSAThis Trainer will blow apart hits ground GREATEST B/C BASIC TRAINEB Design & Kit ALL TIME Ask over 25000 satisfied builders H-BAY dealers sold themSHALL WE SAY MORE Andresos Aircraft ModeS Co Inc US Ete 1& North St Topsijeld Mass 01983 887-8541 Price $3995 kit per dollar- bar ens . AND NOW THERES FUELER WITh TRUE FILTER SYSTEM TOO Get double filtration perform ance Sullivan Crap Trap fuel up too Two different sized filters keep particles out tank Fueler comes complete 4 feet Sulli-Cone tubing 3 feet lesser quality tubing tubing WONT COLLAPSE defuelingOnly $250 SMOOOTh LANDINGS SET OF 3 $995 Strong lightweight REALISTIC landing gears eliminate erratic vibra tion feature short fulcrum ground hugging ability Caster ac tion Adjustable pressure Easy customize Sizes fit wheels 1 3 Announcing . November 1979 dealer will unveil all-new high torque SULLIVAN 12-24 VOLT STARTER Designed start big engines such Quadra Best its Sullivan Only $4995 See GLOW PLUG KLIP Fully assembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks WARNING UZ2i IToAllModelersf Fly Near Overhead Power Lines P R 0 D U C T S N C 536 DAVISVILLE ROAD 0 WILLOW GROVE PA 19090 215 6594900 trailing edge slightly glide turn now flattened out nicely Before fix Stosser about 50 flights log flown two Flying Aces Club meets Durham Conn distin guishing herself fun fly however exhibited great deal realism air Because model proven dependable flier high winds decided bring along Johnsville second entry FAC scale competition AMA scale also scheduled event first flight FAC Nats check hop determine flight trim hadnt changed since last outing succeeding flight official found Stosser wheeling pur posefully thermal almost four minutes max recorded no further flights required under FAG rules superb conditions prevailing two subsequent flights made routine uneventful flight put up little later about 200 pm ship readied what last flight rubber motor wound new high 1350 turns Exploding off launch thermal Stosser never stopped climbing might build FW-56 AMA scale three-views upon design based may found August 1967 issue Aeromodeller magazine draw ings Mr Ian Stair finest Ive seen 5x scale used Focke-WuIf Aircraft Album No 7 Arco contains photos some historical background data modelers have difficulty locating bamboo supply li-in long pieces number uses may found available $250 PP Mr Bert Pond 128 Warren Terrace Longmeadow MA 01106 Special thanks extended Dick Benjamin FAG took time out own flying activities Johnsville lost fine Rearwin Speedster 00S take photographs accom panying article FF Old Timer/Haught continued page 41 American Boy some other odds ends files Frank showed us some designs included new work afforded us opportunity ask about drafting style em ployed yearbooks answer simple Frank worked patent draftsman early years once clicked Drawings yearbooks same style used early patent office drawings Switching discussion modem day free flight Frank expressed concern over pre programmed free flight use auto surfaces controlled multi-function timers technique detracts understanding forces acting model flight allows substitution controlled surfaces place thought-producing aerodynamic trimming Asked about future free flight scarcity newcomers Frank feels should draw ranks RC fliers looking new October1979 111 SINGLE $350 uncommon Super Viking designed Don wencell has sweeping graceful lines Note relatively small stab recessed leading edge center wing version Mitch Post powered Super cyclone engine has impressive Idle
Edition: Model Aviation - 1979/10
Page Numbers: 38, 39, 40, 109, 110, 111
eck3ntt tvkcv Editors Note just rubber modeL realistic scale jobs have ever seen fly article masterful its background techniques comparable Bill Noonans deserving attention modelers regardless prime interest Articles like cross party lines speaK treasuredfor excellence FINALLY eyes straining could no longer see Stosser Almost directly overhead circling speck model disap peared against patch blue sky dotted light puffy cumulus clouds gone occasional flashes sunlight off silver finish came down no first Flying Aces Club Nats Johnsville Naval Air Development Center Warminister Pennsylvania gathering rubber-scale types probably greatest dec ades filled live bouncy air models kinds transformed scene scale great pride pre sent magnificent scaleflier stopped 1978 FAC Nats overhead thermal flight 25 minutes Tom Nallen buffs paradise followed Stosser wheeled light drift watching climb higher higher 25 minutes Now searching empty sky number thoughts tumbled through mind would come down chase em go straight up long wondered would fly last reluctantly turning away began walk back launch point initial feeling frustration disappointment slowly gave way rising tide elation After wasnt what shed built do. Hadnt model given glimpse what full-sized ancestor looked like air wasnt long final flight confirmation Stosser possessed elusive ingredient called character What could demand model rewarded him thoughts turned qualities attracted Stosser beginning walked recalled story September 1931 Focke-WuIf took over merger Albatros company leading producer fighter planes Germany WW Following takeover Focke-WuIf continued manufacture several Albatros de signs 1932 responding specification issued German Air Ministry light weight fighter advanced trainer Focke-WuIf assigned task newly hired young engineer 38 Model Aviation FULL SIZE PLANS AVAILABLE SEE PAGE 128 named Kurt Tank first work company Only few years later fully demonstrate design genius con ceived developed formidable Focke WuIf 190 great fighter planes WW II November 1933 saw FW 56 Stosser Hawk extensive redesign earlier Albatros type ungainly appearance making first flight Powered reliable aircooled Argus 240-hp 8-cylinder engine FW 56 stepped along top speed 177 mph landed 55 mph range some 250 miles Development handsome parasol hindered prototype crashed during demonstration flight killing pilot patent difficulties French manufacturer arose Focke-WuIf forced redesign landing gear However summer 1935 Stosser overcome teething difficulties won Air Ministry competition over contending designs Arado Heinkel graceful Stosser adjudged winner evalu ation trial mainly basis superior structural strength three competitors being closely matched performance mean time batch three pre-production Stossers ordered Ministry ex amples delivered fitted pair 79mm machine guns incorporated small effective dive brake just aft leading edge wings center section Because terms Versailles Treaty Germany compelled sign after surrender WW specifically calling abandonment military naval aviation early Stossers appeared bearing civil regis tration upon overall silver finish ascension power Nazi Party resultant rejection Treaty Germany considered excessively harsh hereto fore clandestine nature build-up military air became open horizontal red band incorporating black swastika white circle now adorned fin rudder aircraft formerly passed off civil types FW 56 went rapidly production Focke-WuIf geared up its role leading supplier aircraft Germanys new war machine Early 1936 Oberst Ernst Udet renowned WW ace selected Stosser explore concept dive bombing tactic observed demonstrated aircraft US Navy during recent visit United States Udet responsible large measure shaping fledgling Luftwaffe personally conducted tests investigate new technique Luftwaffe test center Berlin-Johnnisthal Performing number dives Stosser speeds over 300 mph Udet impressed exceptional diving qualities rugged ship upon completion tests Oberst ordered bomb racks fitted beneath wings machine Subsequent trials quickly showed much higher degree accuracy ws achieved Stosser releasing itsbombs dive employing conven tional horizontal delivery technique October1979 39 CIVIl RES TOP N BUTTONI K S/K SqVIHOO BRASS TUBESHEET CANTER RIBALL SPARS 1/1K SO TIPS 5/05 SHEET WKiiWI2 WHW7 /Li -- UPIER WSW4WOAILERON WOI/SZPIYWSCKLBJE -DOUBLER RU- I/IN SHEETLOWEHALERON LWER ON C [v32][b-1-10-1-10]]WH CA BARES STAB ALL I/IN SO OR I/IN SHEET WSIGSCREENLA SILVER OVERALL LETTERRIS EUHAUST STACKS K WHEELS WACK RED BARS ACROSS REDDER B FIN BLACK SWASTIKA ON WRITE FIELD SCALE REFERAACE JUY 1967 AEROMOCELLEW FOCISE W1ILFE AR AEHORAFT ALBIRI ARCS #7SCROD_________ _____________MPOFOCIE WOLFINSTROMEN 9SIA PROP LOOPS 3/WWWBER SE LONGOSCOPEDHEEMBLEMPANEL PROTO FLEW LEPT-RIGHT PATTERNBRASH TOMBSN STRUTBANS SAWHE FREE WHEELSIACUT FROM ILE BOTCH IS/INBREBRALALL STRNSERS AFTER ASHY /-------- _ -A --~-C -KY-iLL U Ui- -RUDDER LAidNATIONS 9ciDAk __ SPINI1KR ROVEV I/OOU I/IA 610CR AULSA-U ROSE BLOCK FACESSOFT BLOCO WITH I/SD PLYWOOD FUSELAGE BUILT INKEELS I/IN SHEET TH ODES FRONT H REAR S SECTIONS ENDRIG- FUSELAGE SHEETED BETWEENVOCKE WOLF STRRIGERS FROM ATBELW FORWARDSTUSSEE WHEELS I/35PLYWOOO OSOI665300 STRUT VET INTO BALSAFW 56 EYELET BALSA BUSHLESH H 0015 64 CIDESIGNED 5 DRAWN BY TOM NALLEN ITRAHOS FUR MA MY RAY BURDEN WWEAXLE\U Deadstick Stosser glides shallow bank Since before WWI discriminating scale builders vocal about configuration especially since its line poetic /4 V Standing behind Tom atthe launch lswhat youd see pert ship circied upward under power max recorded no further need fiy Tom packed 1350 turns lfttie birdft seemed explode thermal convincing performance sturdy Stosser bombing trials resulted decision adopt dive bomber major weapon arsenal Luftwaffe Devel opment powerful all-metal Junkers JU 87 Stuka undertaken resulting machine write new chapter history aerial warfare infamous bentwinged Stuka appearing kind airborne artillery working concert highly mobile powerful ground forces became symbolic flhitlrrpo i0htning Wr Hitler opened WW II Although Stosser wasnt suited play combatants role WW II Focke-WuIf company turn out over 1000 type Serving mainly advanced trainer Luft waffe fighter dive-bomber pilots schools fully aerobatic tough machine great favorite among young pilots flew early production runs several Stossers provided mounts crack German aerobatic fliers created favorable lasting impression among viewed performances air shows trials frequently seen skilled German stunt flier Gerd Achgelis made several memorable appearances US during mid-i 930s thrilled National Air Race crowds putting nimble FW 56 through sensational hair-raising routines As subject rubber-powered flying scale model Focke-Wulf design has lot commend old aviation adage plane looks right flies right borne out Stosser combination gracefully con toured swept wing highly distinctive tail group fuselage landing gear smoothly flowing yet functional lines come together offer attractive parasol-type airplanes ever come off drawing board soft silver finish setting off black registration lettering caps Stossers appeal Construction difficult employs sheet fill between stringers much forward fuselage requires little time part builder finished product ever rewards slight extra effort very rugged model will come through rela tively unscathed prangs would bench lightly constructed flying machine all-up flying weight 3 oz Stosser heavy enough groove well flight yet sensitive enough good air hitch ride passing thermals building Stosser follows conven tional practice except fuselage built two main parts fuselage built way accommodate landing gear instal lation facilitate shaping fuselage radius just aft engine cowling radius simulates cooling air exit engine compartment distinctive feature Stosser Build fuselage sections using familiar keel former method Stringers laid alternately side side using care maintain alignment Use stringers firm light Cracking too soft stringer handing finished model can avoided careful wood selection yet heavy stringers shoot weight model up sharply should avoided Its kind tight-rope rubber scale modelers should learn walk Before final few upper forward fuselage stringers go place wire cabanes installed forward cabane sewn thread its mounting former rear cabane secured its former via small balsa blocks grooved fit wire Baking soda cyanoacrylate used fix cabanes place entire engine cowling forward fuse lage sheet filled extent shown plan balsa used fill should soft Continued page 109 40 Model Aviation no possible stare Stosser time flies eat just potato chip Multi-stringered fuselage inverted In-line cowl sweepback parasol flowing curves everywherepicture flier coming backthrough proverolam U. 9rassafferthe . Torn. readableNow really going maxed out ..pee too 4 Maneuvers previous levels should practiced flight 5 To pass level student must demonstrate proficiency maneuver level demonstrations must take place different flights different instructors maneuver can demonstrated flight other words least two check flights required pass level give idea long should take some guidelines Level IPreflight Level II5-8 Flights Level III5-8 Flights Level IV5-8 Flights Level V5-8 Flights recommend minimum 18 flights before final Level V check assure adequate training before solo oh no short flights minimum 5 minutes airborne time necessary count Try get 8-10 minutes maximize learning TO THE STUDENT Well instructor have followed program honestly worked sincerely should now have pilot among ranks Welcome aboard dont get too im pressed yourself yet because fullsize counterparts now reasonably incompetent pilot Youve just soloed very stable trainer aircraft Progress point exotic pattern aircraft beautiful scale jobs new monster machines certainly within grasp getting requires same serious effort required get far Pace yourselfbuild skilland chal lenge ability extent stretching the point brealting Patience now will true virtue Good luck go fly youre flying youre trying Postscript need say special thanks clubThe Greater Cincinnati Radio Control Cluband its board directors chat lengea tested worked make FLI success Theories arefine unless can made work theyre worth hoot FLI has tested works Finally rotary wing fliers out watch Model Aviationfor extension ELI whirley bird HELl-ELI Stosser/Nallen continued page 40 very light 1/16 sheet Cut pieces fit between stringers former former Only fit sheet pieces deeply enough allow secure cementing sheet filling has completed excess material trimmed away sharp blade sanding filled sections final shape exercise care avoid scalloping surface cockpit shape determined short pieces 1/16 sq running former D point next lower stringer shown plan Note cockpit sides have curved upper radius 1 / 16 sq sanded shape cemented place Landing gear legs based 3/32-sq bam boo struts fairings shaped light sheet balsa bamboo struts recessed groove leg About 3/4 inch bamboo strut extends above top fairing fits groove cut front fuselage former bamboo landing gear really works out well Strength durability remarkable higher weight tendency bend long wire ALSO AVAILABLE NOW CAT NO 240 4Q4 C f DU-DRO PRODUCTS INC 480 Bonner Road Wauconda IllinoIs 80084 October1979 109 INCLUDES TWO SPECIAL EXHAUST PORT PLUGS BLACK ANODIZED BODY PRESSURE FFFING INCLUDED SPECIAL K&B 40 MUFFLER WLASICS Plans & Construction Manual CURTIBS HAWK POE STINSON RELIANT SR9 WSoalaOaoSpan 522W AR Soala 126 SpanB25W 2Soala 65 Span l2RO 2Seala B4SpanSl5 lVaSoaI47WSpafl slOw L iWseaia 62 Span1200 CURTISS GOSHAWK Film 2 Seal 83 Span51600 CURTISS GULFHAWK IA . 2SOdd 63 Span 615Po 0 Seal 94W Span S3OP PA. DdId IRS Add 5300MEe LII PrOaO t0 Richard G Barron1213 Holly SprIng Ln Grand Blanc MichIgan 48436 Snd SI oo CamElot IofomtIo. SPORT MOD / 79 CATALOG 1OOI61 STRINGLESS WONDER ONE NIlE KIT $2 E OF RUBBER MODE SUPP ES KT $395 BOX 2495-MA LA MESA CALIF 92041 factors decision use bamboo Wing construction straight-forward Two fairly hard true pieces 3/16 sq should selected leading edges Anchor brasstubing cabane receptacles baking soda cyanoacrylate Scale dihedral used urging old friend Stew Meyers has proven adequate contributing large measure steady flight characteristic Stosser fin rudder built unit using laminated outline Three water-soaked strips 1/32 X 1/16 balsa using white glue adhesive between pulled around outline form cut 1/8 baisa waxed its edges Pins placed around outside laminations hold things together til dry Perhaps important factor obtaining good finish model preparation given framework before covering Im sure youve heard tune before silver finish particularly tends magnify hregulaoities lurking beneath painted surface youre satis fied structure has adequately sanded apply several coats nitrate dope wood surfaces tissue covering will contact sanding lightly between Covering Japa nese tissue applied shiny side out using nitrate dope thinned sparingiy 20-30% adhesive White tissue used cover Stosser engine cowling covered model laying wet 3/4-wide tissue strips brushing dope through tissue onto wood Begin bottom center structure work way around overlapping strips slightly go Cover fuselage rear working forward Strips tissue wide enough cover five six stringers time can used strips should extend about inch onto forward planking Begin upper rear turtledeck aft cockpit working down sides until bottom can covered singie strip Finish covering planked forward areas same manner used cover cowling balsa landing gear leg fairings tissue covered Wing tail surfaces fuselage sprayed fine water mist shrink tissue dry brush three coats thin nitrate dope 70% tissue-covered areas except tail surfaces couple coats will suffice planked areas sand lightly between coats using worn out fine sandpaper apply additional three coats dope Sand between Finally skim lightly over entire fuse lage worn out sandpaper touch lightly leading trailing edges flight surfaces Mount landing gear slots front fuselage former very carefully checking alignment cement cowling fuselage Fit cabanes tubing pieces wing Using aug sheet balsa made side view plan set angie incidence wing wing correctly aligned cabanes turn model over carefully packing baking soda tubing around cabanes fix cyanoacrylate Add balsa fairings cabanes Cement diagonal cabane member place Fabricate wing struts prepare struts cabanes painting sealing balsas grain suitable sealer easily made adding talcum powder dope Several sanded coats will trick Carefully trim fit wing struts wing fuselage attachment points cut away small piece tissue get solid woodto-wood joint Add exhaust stacks tail skid seal painting very thin nitrate dope add very small amount aluminum bronzing powder used Luco brand powder available art supply stores cheap little goes long way Using Badger internal-mix air brush coverage excellent weight build-up three four coats minimal Exper iment paint spray pattern another object before turning model Between applications touch up worn-out sand paper areas may need Registration lettering control surface panel outlines cut black tissue red band black swastika fm rudder cut tissue tissue applied spray adhesive called Spra-Mount 3M product white disc forms field swastika masked prior applying silver paint fin rudder An advantage spray adhesive tissue trim may easily reposi tioned after initial mounting necessary fairing fuselage/landing gear junc tion done GEs RTV silicone rubber material available silver can obtained hardware stores can easily formed wet fingertips sets up fairly short time rubber wont take paint using spray adhesive fairing can tissue covered painted free-wheeling Paulowina prop 9-in diam eter fitted spinner turned balsa free-wheeling device piece brass tubing ramp-type notch cut end latching method being similar used plastic propellers Two loops Sig 3/16 rubber about 28 inches long power ship During initial flight tests stabilizer held place rubber band allow shimming stab optimize glide trim First hand-giides made prop clay added nose bring CG point shown plan thickness matchbook paper under leading edge stab required give desired glide stab cemented place prop rubber installed little clay needed compensate rubber weight aft packed just inside nose opening maintain original balance point No thrust offsets built model first powered flights showed shim 1/8 balsa inserted between top nose block nose former provided down-thrust needed No side-thrust used model flew left under power circled right glide desired 4-5 degrees down-thrust could built nose block Early flights 40 60 seconds regularly achieved glide turn approaching bank appeared bringing Stosser down early Rudder tweaking didnt help nor did appli cation side-thrust Careful scrutiny wing rear showed almost imper ceptible excess wash-out present right wing panel over left panel Cutting away rear wing strut left panel viewed rear tiny piece 1/32 sheet inserted strut/wing junction jacking up 110 Model Aviation 4 Kraftsmanship kit processed AAMCO GOLD BALSAThis Trainer will blow apart hits ground GREATEST B/C BASIC TRAINEB Design & Kit ALL TIME Ask over 25000 satisfied builders H-BAY dealers sold themSHALL WE SAY MORE Andresos Aircraft ModeS Co Inc US Ete 1& North St Topsijeld Mass 01983 887-8541 Price $3995 kit per dollar- bar ens . AND NOW THERES FUELER WITh TRUE FILTER SYSTEM TOO Get double filtration perform ance Sullivan Crap Trap fuel up too Two different sized filters keep particles out tank Fueler comes complete 4 feet Sulli-Cone tubing 3 feet lesser quality tubing tubing WONT COLLAPSE defuelingOnly $250 SMOOOTh LANDINGS SET OF 3 $995 Strong lightweight REALISTIC landing gears eliminate erratic vibra tion feature short fulcrum ground hugging ability Caster ac tion Adjustable pressure Easy customize Sizes fit wheels 1 3 Announcing . November 1979 dealer will unveil all-new high torque SULLIVAN 12-24 VOLT STARTER Designed start big engines such Quadra Best its Sullivan Only $4995 See GLOW PLUG KLIP Fully assembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks WARNING UZ2i IToAllModelersf Fly Near Overhead Power Lines P R 0 D U C T S N C 536 DAVISVILLE ROAD 0 WILLOW GROVE PA 19090 215 6594900 trailing edge slightly glide turn now flattened out nicely Before fix Stosser about 50 flights log flown two Flying Aces Club meets Durham Conn distin guishing herself fun fly however exhibited great deal realism air Because model proven dependable flier high winds decided bring along Johnsville second entry FAC scale competition AMA scale also scheduled event first flight FAC Nats check hop determine flight trim hadnt changed since last outing succeeding flight official found Stosser wheeling pur posefully thermal almost four minutes max recorded no further flights required under FAG rules superb conditions prevailing two subsequent flights made routine uneventful flight put up little later about 200 pm ship readied what last flight rubber motor wound new high 1350 turns Exploding off launch thermal Stosser never stopped climbing might build FW-56 AMA scale three-views upon design based may found August 1967 issue Aeromodeller magazine draw ings Mr Ian Stair finest Ive seen 5x scale used Focke-WuIf Aircraft Album No 7 Arco contains photos some historical background data modelers have difficulty locating bamboo supply li-in long pieces number uses may found available $250 PP Mr Bert Pond 128 Warren Terrace Longmeadow MA 01106 Special thanks extended Dick Benjamin FAG took time out own flying activities Johnsville lost fine Rearwin Speedster 00S take photographs accom panying article FF Old Timer/Haught continued page 41 American Boy some other odds ends files Frank showed us some designs included new work afforded us opportunity ask about drafting style em ployed yearbooks answer simple Frank worked patent draftsman early years once clicked Drawings yearbooks same style used early patent office drawings Switching discussion modem day free flight Frank expressed concern over pre programmed free flight use auto surfaces controlled multi-function timers technique detracts understanding forces acting model flight allows substitution controlled surfaces place thought-producing aerodynamic trimming Asked about future free flight scarcity newcomers Frank feels should draw ranks RC fliers looking new October1979 111 SINGLE $350 uncommon Super Viking designed Don wencell has sweeping graceful lines Note relatively small stab recessed leading edge center wing version Mitch Post powered Super cyclone engine has impressive Idle
Edition: Model Aviation - 1979/10
Page Numbers: 38, 39, 40, 109, 110, 111
eck3ntt tvkcv Editors Note just rubber modeL realistic scale jobs have ever seen fly article masterful its background techniques comparable Bill Noonans deserving attention modelers regardless prime interest Articles like cross party lines speaK treasuredfor excellence FINALLY eyes straining could no longer see Stosser Almost directly overhead circling speck model disap peared against patch blue sky dotted light puffy cumulus clouds gone occasional flashes sunlight off silver finish came down no first Flying Aces Club Nats Johnsville Naval Air Development Center Warminister Pennsylvania gathering rubber-scale types probably greatest dec ades filled live bouncy air models kinds transformed scene scale great pride pre sent magnificent scaleflier stopped 1978 FAC Nats overhead thermal flight 25 minutes Tom Nallen buffs paradise followed Stosser wheeled light drift watching climb higher higher 25 minutes Now searching empty sky number thoughts tumbled through mind would come down chase em go straight up long wondered would fly last reluctantly turning away began walk back launch point initial feeling frustration disappointment slowly gave way rising tide elation After wasnt what shed built do. Hadnt model given glimpse what full-sized ancestor looked like air wasnt long final flight confirmation Stosser possessed elusive ingredient called character What could demand model rewarded him thoughts turned qualities attracted Stosser beginning walked recalled story September 1931 Focke-WuIf took over merger Albatros company leading producer fighter planes Germany WW Following takeover Focke-WuIf continued manufacture several Albatros de signs 1932 responding specification issued German Air Ministry light weight fighter advanced trainer Focke-WuIf assigned task newly hired young engineer 38 Model Aviation FULL SIZE PLANS AVAILABLE SEE PAGE 128 named Kurt Tank first work company Only few years later fully demonstrate design genius con ceived developed formidable Focke WuIf 190 great fighter planes WW II November 1933 saw FW 56 Stosser Hawk extensive redesign earlier Albatros type ungainly appearance making first flight Powered reliable aircooled Argus 240-hp 8-cylinder engine FW 56 stepped along top speed 177 mph landed 55 mph range some 250 miles Development handsome parasol hindered prototype crashed during demonstration flight killing pilot patent difficulties French manufacturer arose Focke-WuIf forced redesign landing gear However summer 1935 Stosser overcome teething difficulties won Air Ministry competition over contending designs Arado Heinkel graceful Stosser adjudged winner evalu ation trial mainly basis superior structural strength three competitors being closely matched performance mean time batch three pre-production Stossers ordered Ministry ex amples delivered fitted pair 79mm machine guns incorporated small effective dive brake just aft leading edge wings center section Because terms Versailles Treaty Germany compelled sign after surrender WW specifically calling abandonment military naval aviation early Stossers appeared bearing civil regis tration upon overall silver finish ascension power Nazi Party resultant rejection Treaty Germany considered excessively harsh hereto fore clandestine nature build-up military air became open horizontal red band incorporating black swastika white circle now adorned fin rudder aircraft formerly passed off civil types FW 56 went rapidly production Focke-WuIf geared up its role leading supplier aircraft Germanys new war machine Early 1936 Oberst Ernst Udet renowned WW ace selected Stosser explore concept dive bombing tactic observed demonstrated aircraft US Navy during recent visit United States Udet responsible large measure shaping fledgling Luftwaffe personally conducted tests investigate new technique Luftwaffe test center Berlin-Johnnisthal Performing number dives Stosser speeds over 300 mph Udet impressed exceptional diving qualities rugged ship upon completion tests Oberst ordered bomb racks fitted beneath wings machine Subsequent trials quickly showed much higher degree accuracy ws achieved Stosser releasing itsbombs dive employing conven tional horizontal delivery technique October1979 39 CIVIl RES TOP N BUTTONI K S/K SqVIHOO BRASS TUBESHEET CANTER RIBALL SPARS 1/1K SO TIPS 5/05 SHEET WKiiWI2 WHW7 /Li -- UPIER WSW4WOAILERON WOI/SZPIYWSCKLBJE -DOUBLER RU- I/IN SHEETLOWEHALERON LWER ON C [v32][b-1-10-1-10]]WH CA BARES STAB ALL I/IN SO OR I/IN SHEET WSIGSCREENLA SILVER OVERALL LETTERRIS EUHAUST STACKS K WHEELS WACK RED BARS ACROSS REDDER B FIN BLACK SWASTIKA ON WRITE FIELD SCALE REFERAACE JUY 1967 AEROMOCELLEW FOCISE W1ILFE AR AEHORAFT ALBIRI ARCS #7SCROD_________ _____________MPOFOCIE WOLFINSTROMEN 9SIA PROP LOOPS 3/WWWBER SE LONGOSCOPEDHEEMBLEMPANEL PROTO FLEW LEPT-RIGHT PATTERNBRASH TOMBSN STRUTBANS SAWHE FREE WHEELSIACUT FROM ILE BOTCH IS/INBREBRALALL STRNSERS AFTER ASHY /-------- _ -A --~-C -KY-iLL U Ui- -RUDDER LAidNATIONS 9ciDAk __ SPINI1KR ROVEV I/OOU I/IA 610CR AULSA-U ROSE BLOCK FACESSOFT BLOCO WITH I/SD PLYWOOD FUSELAGE BUILT INKEELS I/IN SHEET TH ODES FRONT H REAR S SECTIONS ENDRIG- FUSELAGE SHEETED BETWEENVOCKE WOLF STRRIGERS FROM ATBELW FORWARDSTUSSEE WHEELS I/35PLYWOOO OSOI665300 STRUT VET INTO BALSAFW 56 EYELET BALSA BUSHLESH H 0015 64 CIDESIGNED 5 DRAWN BY TOM NALLEN ITRAHOS FUR MA MY RAY BURDEN WWEAXLE\U Deadstick Stosser glides shallow bank Since before WWI discriminating scale builders vocal about configuration especially since its line poetic /4 V Standing behind Tom atthe launch lswhat youd see pert ship circied upward under power max recorded no further need fiy Tom packed 1350 turns lfttie birdft seemed explode thermal convincing performance sturdy Stosser bombing trials resulted decision adopt dive bomber major weapon arsenal Luftwaffe Devel opment powerful all-metal Junkers JU 87 Stuka undertaken resulting machine write new chapter history aerial warfare infamous bentwinged Stuka appearing kind airborne artillery working concert highly mobile powerful ground forces became symbolic flhitlrrpo i0htning Wr Hitler opened WW II Although Stosser wasnt suited play combatants role WW II Focke-WuIf company turn out over 1000 type Serving mainly advanced trainer Luft waffe fighter dive-bomber pilots schools fully aerobatic tough machine great favorite among young pilots flew early production runs several Stossers provided mounts crack German aerobatic fliers created favorable lasting impression among viewed performances air shows trials frequently seen skilled German stunt flier Gerd Achgelis made several memorable appearances US during mid-i 930s thrilled National Air Race crowds putting nimble FW 56 through sensational hair-raising routines As subject rubber-powered flying scale model Focke-Wulf design has lot commend old aviation adage plane looks right flies right borne out Stosser combination gracefully con toured swept wing highly distinctive tail group fuselage landing gear smoothly flowing yet functional lines come together offer attractive parasol-type airplanes ever come off drawing board soft silver finish setting off black registration lettering caps Stossers appeal Construction difficult employs sheet fill between stringers much forward fuselage requires little time part builder finished product ever rewards slight extra effort very rugged model will come through rela tively unscathed prangs would bench lightly constructed flying machine all-up flying weight 3 oz Stosser heavy enough groove well flight yet sensitive enough good air hitch ride passing thermals building Stosser follows conven tional practice except fuselage built two main parts fuselage built way accommodate landing gear instal lation facilitate shaping fuselage radius just aft engine cowling radius simulates cooling air exit engine compartment distinctive feature Stosser Build fuselage sections using familiar keel former method Stringers laid alternately side side using care maintain alignment Use stringers firm light Cracking too soft stringer handing finished model can avoided careful wood selection yet heavy stringers shoot weight model up sharply should avoided Its kind tight-rope rubber scale modelers should learn walk Before final few upper forward fuselage stringers go place wire cabanes installed forward cabane sewn thread its mounting former rear cabane secured its former via small balsa blocks grooved fit wire Baking soda cyanoacrylate used fix cabanes place entire engine cowling forward fuse lage sheet filled extent shown plan balsa used fill should soft Continued page 109 40 Model Aviation no possible stare Stosser time flies eat just potato chip Multi-stringered fuselage inverted In-line cowl sweepback parasol flowing curves everywherepicture flier coming backthrough proverolam U. 9rassafferthe . Torn. readableNow really going maxed out ..pee too 4 Maneuvers previous levels should practiced flight 5 To pass level student must demonstrate proficiency maneuver level demonstrations must take place different flights different instructors maneuver can demonstrated flight other words least two check flights required pass level give idea long should take some guidelines Level IPreflight Level II5-8 Flights Level III5-8 Flights Level IV5-8 Flights Level V5-8 Flights recommend minimum 18 flights before final Level V check assure adequate training before solo oh no short flights minimum 5 minutes airborne time necessary count Try get 8-10 minutes maximize learning TO THE STUDENT Well instructor have followed program honestly worked sincerely should now have pilot among ranks Welcome aboard dont get too im pressed yourself yet because fullsize counterparts now reasonably incompetent pilot Youve just soloed very stable trainer aircraft Progress point exotic pattern aircraft beautiful scale jobs new monster machines certainly within grasp getting requires same serious effort required get far Pace yourselfbuild skilland chal lenge ability extent stretching the point brealting Patience now will true virtue Good luck go fly youre flying youre trying Postscript need say special thanks clubThe Greater Cincinnati Radio Control Cluband its board directors chat lengea tested worked make FLI success Theories arefine unless can made work theyre worth hoot FLI has tested works Finally rotary wing fliers out watch Model Aviationfor extension ELI whirley bird HELl-ELI Stosser/Nallen continued page 40 very light 1/16 sheet Cut pieces fit between stringers former former Only fit sheet pieces deeply enough allow secure cementing sheet filling has completed excess material trimmed away sharp blade sanding filled sections final shape exercise care avoid scalloping surface cockpit shape determined short pieces 1/16 sq running former D point next lower stringer shown plan Note cockpit sides have curved upper radius 1 / 16 sq sanded shape cemented place Landing gear legs based 3/32-sq bam boo struts fairings shaped light sheet balsa bamboo struts recessed groove leg About 3/4 inch bamboo strut extends above top fairing fits groove cut front fuselage former bamboo landing gear really works out well Strength durability remarkable higher weight tendency bend long wire ALSO AVAILABLE NOW CAT NO 240 4Q4 C f DU-DRO PRODUCTS INC 480 Bonner Road Wauconda IllinoIs 80084 October1979 109 INCLUDES TWO SPECIAL EXHAUST PORT PLUGS BLACK ANODIZED BODY PRESSURE FFFING INCLUDED SPECIAL K&B 40 MUFFLER WLASICS Plans & Construction Manual CURTIBS HAWK POE STINSON RELIANT SR9 WSoalaOaoSpan 522W AR Soala 126 SpanB25W 2Soala 65 Span l2RO 2Seala B4SpanSl5 lVaSoaI47WSpafl slOw L iWseaia 62 Span1200 CURTISS GOSHAWK Film 2 Seal 83 Span51600 CURTISS GULFHAWK IA . 2SOdd 63 Span 615Po 0 Seal 94W Span S3OP PA. DdId IRS Add 5300MEe LII PrOaO t0 Richard G Barron1213 Holly SprIng Ln Grand Blanc MichIgan 48436 Snd SI oo CamElot IofomtIo. SPORT MOD / 79 CATALOG 1OOI61 STRINGLESS WONDER ONE NIlE KIT $2 E OF RUBBER MODE SUPP ES KT $395 BOX 2495-MA LA MESA CALIF 92041 factors decision use bamboo Wing construction straight-forward Two fairly hard true pieces 3/16 sq should selected leading edges Anchor brasstubing cabane receptacles baking soda cyanoacrylate Scale dihedral used urging old friend Stew Meyers has proven adequate contributing large measure steady flight characteristic Stosser fin rudder built unit using laminated outline Three water-soaked strips 1/32 X 1/16 balsa using white glue adhesive between pulled around outline form cut 1/8 baisa waxed its edges Pins placed around outside laminations hold things together til dry Perhaps important factor obtaining good finish model preparation given framework before covering Im sure youve heard tune before silver finish particularly tends magnify hregulaoities lurking beneath painted surface youre satis fied structure has adequately sanded apply several coats nitrate dope wood surfaces tissue covering will contact sanding lightly between Covering Japa nese tissue applied shiny side out using nitrate dope thinned sparingiy 20-30% adhesive White tissue used cover Stosser engine cowling covered model laying wet 3/4-wide tissue strips brushing dope through tissue onto wood Begin bottom center structure work way around overlapping strips slightly go Cover fuselage rear working forward Strips tissue wide enough cover five six stringers time can used strips should extend about inch onto forward planking Begin upper rear turtledeck aft cockpit working down sides until bottom can covered singie strip Finish covering planked forward areas same manner used cover cowling balsa landing gear leg fairings tissue covered Wing tail surfaces fuselage sprayed fine water mist shrink tissue dry brush three coats thin nitrate dope 70% tissue-covered areas except tail surfaces couple coats will suffice planked areas sand lightly between coats using worn out fine sandpaper apply additional three coats dope Sand between Finally skim lightly over entire fuse lage worn out sandpaper touch lightly leading trailing edges flight surfaces Mount landing gear slots front fuselage former very carefully checking alignment cement cowling fuselage Fit cabanes tubing pieces wing Using aug sheet balsa made side view plan set angie incidence wing wing correctly aligned cabanes turn model over carefully packing baking soda tubing around cabanes fix cyanoacrylate Add balsa fairings cabanes Cement diagonal cabane member place Fabricate wing struts prepare struts cabanes painting sealing balsas grain suitable sealer easily made adding talcum powder dope Several sanded coats will trick Carefully trim fit wing struts wing fuselage attachment points cut away small piece tissue get solid woodto-wood joint Add exhaust stacks tail skid seal painting very thin nitrate dope add very small amount aluminum bronzing powder used Luco brand powder available art supply stores cheap little goes long way Using Badger internal-mix air brush coverage excellent weight build-up three four coats minimal Exper iment paint spray pattern another object before turning model Between applications touch up worn-out sand paper areas may need Registration lettering control surface panel outlines cut black tissue red band black swastika fm rudder cut tissue tissue applied spray adhesive called Spra-Mount 3M product white disc forms field swastika masked prior applying silver paint fin rudder An advantage spray adhesive tissue trim may easily reposi tioned after initial mounting necessary fairing fuselage/landing gear junc tion done GEs RTV silicone rubber material available silver can obtained hardware stores can easily formed wet fingertips sets up fairly short time rubber wont take paint using spray adhesive fairing can tissue covered painted free-wheeling Paulowina prop 9-in diam eter fitted spinner turned balsa free-wheeling device piece brass tubing ramp-type notch cut end latching method being similar used plastic propellers Two loops Sig 3/16 rubber about 28 inches long power ship During initial flight tests stabilizer held place rubber band allow shimming stab optimize glide trim First hand-giides made prop clay added nose bring CG point shown plan thickness matchbook paper under leading edge stab required give desired glide stab cemented place prop rubber installed little clay needed compensate rubber weight aft packed just inside nose opening maintain original balance point No thrust offsets built model first powered flights showed shim 1/8 balsa inserted between top nose block nose former provided down-thrust needed No side-thrust used model flew left under power circled right glide desired 4-5 degrees down-thrust could built nose block Early flights 40 60 seconds regularly achieved glide turn approaching bank appeared bringing Stosser down early Rudder tweaking didnt help nor did appli cation side-thrust Careful scrutiny wing rear showed almost imper ceptible excess wash-out present right wing panel over left panel Cutting away rear wing strut left panel viewed rear tiny piece 1/32 sheet inserted strut/wing junction jacking up 110 Model Aviation 4 Kraftsmanship kit processed AAMCO GOLD BALSAThis Trainer will blow apart hits ground GREATEST B/C BASIC TRAINEB Design & Kit ALL TIME Ask over 25000 satisfied builders H-BAY dealers sold themSHALL WE SAY MORE Andresos Aircraft ModeS Co Inc US Ete 1& North St Topsijeld Mass 01983 887-8541 Price $3995 kit per dollar- bar ens . AND NOW THERES FUELER WITh TRUE FILTER SYSTEM TOO Get double filtration perform ance Sullivan Crap Trap fuel up too Two different sized filters keep particles out tank Fueler comes complete 4 feet Sulli-Cone tubing 3 feet lesser quality tubing tubing WONT COLLAPSE defuelingOnly $250 SMOOOTh LANDINGS SET OF 3 $995 Strong lightweight REALISTIC landing gears eliminate erratic vibra tion feature short fulcrum ground hugging ability Caster ac tion Adjustable pressure Easy customize Sizes fit wheels 1 3 Announcing . November 1979 dealer will unveil all-new high torque SULLIVAN 12-24 VOLT STARTER Designed start big engines such Quadra Best its Sullivan Only $4995 See GLOW PLUG KLIP Fully assembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks WARNING UZ2i IToAllModelersf Fly Near Overhead Power Lines P R 0 D U C T S N C 536 DAVISVILLE ROAD 0 WILLOW GROVE PA 19090 215 6594900 trailing edge slightly glide turn now flattened out nicely Before fix Stosser about 50 flights log flown two Flying Aces Club meets Durham Conn distin guishing herself fun fly however exhibited great deal realism air Because model proven dependable flier high winds decided bring along Johnsville second entry FAC scale competition AMA scale also scheduled event first flight FAC Nats check hop determine flight trim hadnt changed since last outing succeeding flight official found Stosser wheeling pur posefully thermal almost four minutes max recorded no further flights required under FAG rules superb conditions prevailing two subsequent flights made routine uneventful flight put up little later about 200 pm ship readied what last flight rubber motor wound new high 1350 turns Exploding off launch thermal Stosser never stopped climbing might build FW-56 AMA scale three-views upon design based may found August 1967 issue Aeromodeller magazine draw ings Mr Ian Stair finest Ive seen 5x scale used Focke-WuIf Aircraft Album No 7 Arco contains photos some historical background data modelers have difficulty locating bamboo supply li-in long pieces number uses may found available $250 PP Mr Bert Pond 128 Warren Terrace Longmeadow MA 01106 Special thanks extended Dick Benjamin FAG took time out own flying activities Johnsville lost fine Rearwin Speedster 00S take photographs accom panying article FF Old Timer/Haught continued page 41 American Boy some other odds ends files Frank showed us some designs included new work afforded us opportunity ask about drafting style em ployed yearbooks answer simple Frank worked patent draftsman early years once clicked Drawings yearbooks same style used early patent office drawings Switching discussion modem day free flight Frank expressed concern over pre programmed free flight use auto surfaces controlled multi-function timers technique detracts understanding forces acting model flight allows substitution controlled surfaces place thought-producing aerodynamic trimming Asked about future free flight scarcity newcomers Frank feels should draw ranks RC fliers looking new October1979 111 SINGLE $350 uncommon Super Viking designed Don wencell has sweeping graceful lines Note relatively small stab recessed leading edge center wing version Mitch Post powered Super cyclone engine has impressive Idle
Edition: Model Aviation - 1979/10
Page Numbers: 38, 39, 40, 109, 110, 111
eck3ntt tvkcv Editors Note just rubber modeL realistic scale jobs have ever seen fly article masterful its background techniques comparable Bill Noonans deserving attention modelers regardless prime interest Articles like cross party lines speaK treasuredfor excellence FINALLY eyes straining could no longer see Stosser Almost directly overhead circling speck model disap peared against patch blue sky dotted light puffy cumulus clouds gone occasional flashes sunlight off silver finish came down no first Flying Aces Club Nats Johnsville Naval Air Development Center Warminister Pennsylvania gathering rubber-scale types probably greatest dec ades filled live bouncy air models kinds transformed scene scale great pride pre sent magnificent scaleflier stopped 1978 FAC Nats overhead thermal flight 25 minutes Tom Nallen buffs paradise followed Stosser wheeled light drift watching climb higher higher 25 minutes Now searching empty sky number thoughts tumbled through mind would come down chase em go straight up long wondered would fly last reluctantly turning away began walk back launch point initial feeling frustration disappointment slowly gave way rising tide elation After wasnt what shed built do. Hadnt model given glimpse what full-sized ancestor looked like air wasnt long final flight confirmation Stosser possessed elusive ingredient called character What could demand model rewarded him thoughts turned qualities attracted Stosser beginning walked recalled story September 1931 Focke-WuIf took over merger Albatros company leading producer fighter planes Germany WW Following takeover Focke-WuIf continued manufacture several Albatros de signs 1932 responding specification issued German Air Ministry light weight fighter advanced trainer Focke-WuIf assigned task newly hired young engineer 38 Model Aviation FULL SIZE PLANS AVAILABLE SEE PAGE 128 named Kurt Tank first work company Only few years later fully demonstrate design genius con ceived developed formidable Focke WuIf 190 great fighter planes WW II November 1933 saw FW 56 Stosser Hawk extensive redesign earlier Albatros type ungainly appearance making first flight Powered reliable aircooled Argus 240-hp 8-cylinder engine FW 56 stepped along top speed 177 mph landed 55 mph range some 250 miles Development handsome parasol hindered prototype crashed during demonstration flight killing pilot patent difficulties French manufacturer arose Focke-WuIf forced redesign landing gear However summer 1935 Stosser overcome teething difficulties won Air Ministry competition over contending designs Arado Heinkel graceful Stosser adjudged winner evalu ation trial mainly basis superior structural strength three competitors being closely matched performance mean time batch three pre-production Stossers ordered Ministry ex amples delivered fitted pair 79mm machine guns incorporated small effective dive brake just aft leading edge wings center section Because terms Versailles Treaty Germany compelled sign after surrender WW specifically calling abandonment military naval aviation early Stossers appeared bearing civil regis tration upon overall silver finish ascension power Nazi Party resultant rejection Treaty Germany considered excessively harsh hereto fore clandestine nature build-up military air became open horizontal red band incorporating black swastika white circle now adorned fin rudder aircraft formerly passed off civil types FW 56 went rapidly production Focke-WuIf geared up its role leading supplier aircraft Germanys new war machine Early 1936 Oberst Ernst Udet renowned WW ace selected Stosser explore concept dive bombing tactic observed demonstrated aircraft US Navy during recent visit United States Udet responsible large measure shaping fledgling Luftwaffe personally conducted tests investigate new technique Luftwaffe test center Berlin-Johnnisthal Performing number dives Stosser speeds over 300 mph Udet impressed exceptional diving qualities rugged ship upon completion tests Oberst ordered bomb racks fitted beneath wings machine Subsequent trials quickly showed much higher degree accuracy ws achieved Stosser releasing itsbombs dive employing conven tional horizontal delivery technique October1979 39 CIVIl RES TOP N BUTTONI K S/K SqVIHOO BRASS TUBESHEET CANTER RIBALL SPARS 1/1K SO TIPS 5/05 SHEET WKiiWI2 WHW7 /Li -- UPIER WSW4WOAILERON WOI/SZPIYWSCKLBJE -DOUBLER RU- I/IN SHEETLOWEHALERON LWER ON C [v32][b-1-10-1-10]]WH CA BARES STAB ALL I/IN SO OR I/IN SHEET WSIGSCREENLA SILVER OVERALL LETTERRIS EUHAUST STACKS K WHEELS WACK RED BARS ACROSS REDDER B FIN BLACK SWASTIKA ON WRITE FIELD SCALE REFERAACE JUY 1967 AEROMOCELLEW FOCISE W1ILFE AR AEHORAFT ALBIRI ARCS #7SCROD_________ _____________MPOFOCIE WOLFINSTROMEN 9SIA PROP LOOPS 3/WWWBER SE LONGOSCOPEDHEEMBLEMPANEL PROTO FLEW LEPT-RIGHT PATTERNBRASH TOMBSN STRUTBANS SAWHE FREE WHEELSIACUT FROM ILE BOTCH IS/INBREBRALALL STRNSERS AFTER ASHY /-------- _ -A --~-C -KY-iLL U Ui- -RUDDER LAidNATIONS 9ciDAk __ SPINI1KR ROVEV I/OOU I/IA 610CR AULSA-U ROSE BLOCK FACESSOFT BLOCO WITH I/SD PLYWOOD FUSELAGE BUILT INKEELS I/IN SHEET TH ODES FRONT H REAR S SECTIONS ENDRIG- FUSELAGE SHEETED BETWEENVOCKE WOLF STRRIGERS FROM ATBELW FORWARDSTUSSEE WHEELS I/35PLYWOOO OSOI665300 STRUT VET INTO BALSAFW 56 EYELET BALSA BUSHLESH H 0015 64 CIDESIGNED 5 DRAWN BY TOM NALLEN ITRAHOS FUR MA MY RAY BURDEN WWEAXLE\U Deadstick Stosser glides shallow bank Since before WWI discriminating scale builders vocal about configuration especially since its line poetic /4 V Standing behind Tom atthe launch lswhat youd see pert ship circied upward under power max recorded no further need fiy Tom packed 1350 turns lfttie birdft seemed explode thermal convincing performance sturdy Stosser bombing trials resulted decision adopt dive bomber major weapon arsenal Luftwaffe Devel opment powerful all-metal Junkers JU 87 Stuka undertaken resulting machine write new chapter history aerial warfare infamous bentwinged Stuka appearing kind airborne artillery working concert highly mobile powerful ground forces became symbolic flhitlrrpo i0htning Wr Hitler opened WW II Although Stosser wasnt suited play combatants role WW II Focke-WuIf company turn out over 1000 type Serving mainly advanced trainer Luft waffe fighter dive-bomber pilots schools fully aerobatic tough machine great favorite among young pilots flew early production runs several Stossers provided mounts crack German aerobatic fliers created favorable lasting impression among viewed performances air shows trials frequently seen skilled German stunt flier Gerd Achgelis made several memorable appearances US during mid-i 930s thrilled National Air Race crowds putting nimble FW 56 through sensational hair-raising routines As subject rubber-powered flying scale model Focke-Wulf design has lot commend old aviation adage plane looks right flies right borne out Stosser combination gracefully con toured swept wing highly distinctive tail group fuselage landing gear smoothly flowing yet functional lines come together offer attractive parasol-type airplanes ever come off drawing board soft silver finish setting off black registration lettering caps Stossers appeal Construction difficult employs sheet fill between stringers much forward fuselage requires little time part builder finished product ever rewards slight extra effort very rugged model will come through rela tively unscathed prangs would bench lightly constructed flying machine all-up flying weight 3 oz Stosser heavy enough groove well flight yet sensitive enough good air hitch ride passing thermals building Stosser follows conven tional practice except fuselage built two main parts fuselage built way accommodate landing gear instal lation facilitate shaping fuselage radius just aft engine cowling radius simulates cooling air exit engine compartment distinctive feature Stosser Build fuselage sections using familiar keel former method Stringers laid alternately side side using care maintain alignment Use stringers firm light Cracking too soft stringer handing finished model can avoided careful wood selection yet heavy stringers shoot weight model up sharply should avoided Its kind tight-rope rubber scale modelers should learn walk Before final few upper forward fuselage stringers go place wire cabanes installed forward cabane sewn thread its mounting former rear cabane secured its former via small balsa blocks grooved fit wire Baking soda cyanoacrylate used fix cabanes place entire engine cowling forward fuse lage sheet filled extent shown plan balsa used fill should soft Continued page 109 40 Model Aviation no possible stare Stosser time flies eat just potato chip Multi-stringered fuselage inverted In-line cowl sweepback parasol flowing curves everywherepicture flier coming backthrough proverolam U. 9rassafferthe . Torn. readableNow really going maxed out ..pee too 4 Maneuvers previous levels should practiced flight 5 To pass level student must demonstrate proficiency maneuver level demonstrations must take place different flights different instructors maneuver can demonstrated flight other words least two check flights required pass level give idea long should take some guidelines Level IPreflight Level II5-8 Flights Level III5-8 Flights Level IV5-8 Flights Level V5-8 Flights recommend minimum 18 flights before final Level V check assure adequate training before solo oh no short flights minimum 5 minutes airborne time necessary count Try get 8-10 minutes maximize learning TO THE STUDENT Well instructor have followed program honestly worked sincerely should now have pilot among ranks Welcome aboard dont get too im pressed yourself yet because fullsize counterparts now reasonably incompetent pilot Youve just soloed very stable trainer aircraft Progress point exotic pattern aircraft beautiful scale jobs new monster machines certainly within grasp getting requires same serious effort required get far Pace yourselfbuild skilland chal lenge ability extent stretching the point brealting Patience now will true virtue Good luck go fly youre flying youre trying Postscript need say special thanks clubThe Greater Cincinnati Radio Control Cluband its board directors chat lengea tested worked make FLI success Theories arefine unless can made work theyre worth hoot FLI has tested works Finally rotary wing fliers out watch Model Aviationfor extension ELI whirley bird HELl-ELI Stosser/Nallen continued page 40 very light 1/16 sheet Cut pieces fit between stringers former former Only fit sheet pieces deeply enough allow secure cementing sheet filling has completed excess material trimmed away sharp blade sanding filled sections final shape exercise care avoid scalloping surface cockpit shape determined short pieces 1/16 sq running former D point next lower stringer shown plan Note cockpit sides have curved upper radius 1 / 16 sq sanded shape cemented place Landing gear legs based 3/32-sq bam boo struts fairings shaped light sheet balsa bamboo struts recessed groove leg About 3/4 inch bamboo strut extends above top fairing fits groove cut front fuselage former bamboo landing gear really works out well Strength durability remarkable higher weight tendency bend long wire ALSO AVAILABLE NOW CAT NO 240 4Q4 C f DU-DRO PRODUCTS INC 480 Bonner Road Wauconda IllinoIs 80084 October1979 109 INCLUDES TWO SPECIAL EXHAUST PORT PLUGS BLACK ANODIZED BODY PRESSURE FFFING INCLUDED SPECIAL K&B 40 MUFFLER WLASICS Plans & Construction Manual CURTIBS HAWK POE STINSON RELIANT SR9 WSoalaOaoSpan 522W AR Soala 126 SpanB25W 2Soala 65 Span l2RO 2Seala B4SpanSl5 lVaSoaI47WSpafl slOw L iWseaia 62 Span1200 CURTISS GOSHAWK Film 2 Seal 83 Span51600 CURTISS GULFHAWK IA . 2SOdd 63 Span 615Po 0 Seal 94W Span S3OP PA. DdId IRS Add 5300MEe LII PrOaO t0 Richard G Barron1213 Holly SprIng Ln Grand Blanc MichIgan 48436 Snd SI oo CamElot IofomtIo. SPORT MOD / 79 CATALOG 1OOI61 STRINGLESS WONDER ONE NIlE KIT $2 E OF RUBBER MODE SUPP ES KT $395 BOX 2495-MA LA MESA CALIF 92041 factors decision use bamboo Wing construction straight-forward Two fairly hard true pieces 3/16 sq should selected leading edges Anchor brasstubing cabane receptacles baking soda cyanoacrylate Scale dihedral used urging old friend Stew Meyers has proven adequate contributing large measure steady flight characteristic Stosser fin rudder built unit using laminated outline Three water-soaked strips 1/32 X 1/16 balsa using white glue adhesive between pulled around outline form cut 1/8 baisa waxed its edges Pins placed around outside laminations hold things together til dry Perhaps important factor obtaining good finish model preparation given framework before covering Im sure youve heard tune before silver finish particularly tends magnify hregulaoities lurking beneath painted surface youre satis fied structure has adequately sanded apply several coats nitrate dope wood surfaces tissue covering will contact sanding lightly between Covering Japa nese tissue applied shiny side out using nitrate dope thinned sparingiy 20-30% adhesive White tissue used cover Stosser engine cowling covered model laying wet 3/4-wide tissue strips brushing dope through tissue onto wood Begin bottom center structure work way around overlapping strips slightly go Cover fuselage rear working forward Strips tissue wide enough cover five six stringers time can used strips should extend about inch onto forward planking Begin upper rear turtledeck aft cockpit working down sides until bottom can covered singie strip Finish covering planked forward areas same manner used cover cowling balsa landing gear leg fairings tissue covered Wing tail surfaces fuselage sprayed fine water mist shrink tissue dry brush three coats thin nitrate dope 70% tissue-covered areas except tail surfaces couple coats will suffice planked areas sand lightly between coats using worn out fine sandpaper apply additional three coats dope Sand between Finally skim lightly over entire fuse lage worn out sandpaper touch lightly leading trailing edges flight surfaces Mount landing gear slots front fuselage former very carefully checking alignment cement cowling fuselage Fit cabanes tubing pieces wing Using aug sheet balsa made side view plan set angie incidence wing wing correctly aligned cabanes turn model over carefully packing baking soda tubing around cabanes fix cyanoacrylate Add balsa fairings cabanes Cement diagonal cabane member place Fabricate wing struts prepare struts cabanes painting sealing balsas grain suitable sealer easily made adding talcum powder dope Several sanded coats will trick Carefully trim fit wing struts wing fuselage attachment points cut away small piece tissue get solid woodto-wood joint Add exhaust stacks tail skid seal painting very thin nitrate dope add very small amount aluminum bronzing powder used Luco brand powder available art supply stores cheap little goes long way Using Badger internal-mix air brush coverage excellent weight build-up three four coats minimal Exper iment paint spray pattern another object before turning model Between applications touch up worn-out sand paper areas may need Registration lettering control surface panel outlines cut black tissue red band black swastika fm rudder cut tissue tissue applied spray adhesive called Spra-Mount 3M product white disc forms field swastika masked prior applying silver paint fin rudder An advantage spray adhesive tissue trim may easily reposi tioned after initial mounting necessary fairing fuselage/landing gear junc tion done GEs RTV silicone rubber material available silver can obtained hardware stores can easily formed wet fingertips sets up fairly short time rubber wont take paint using spray adhesive fairing can tissue covered painted free-wheeling Paulowina prop 9-in diam eter fitted spinner turned balsa free-wheeling device piece brass tubing ramp-type notch cut end latching method being similar used plastic propellers Two loops Sig 3/16 rubber about 28 inches long power ship During initial flight tests stabilizer held place rubber band allow shimming stab optimize glide trim First hand-giides made prop clay added nose bring CG point shown plan thickness matchbook paper under leading edge stab required give desired glide stab cemented place prop rubber installed little clay needed compensate rubber weight aft packed just inside nose opening maintain original balance point No thrust offsets built model first powered flights showed shim 1/8 balsa inserted between top nose block nose former provided down-thrust needed No side-thrust used model flew left under power circled right glide desired 4-5 degrees down-thrust could built nose block Early flights 40 60 seconds regularly achieved glide turn approaching bank appeared bringing Stosser down early Rudder tweaking didnt help nor did appli cation side-thrust Careful scrutiny wing rear showed almost imper ceptible excess wash-out present right wing panel over left panel Cutting away rear wing strut left panel viewed rear tiny piece 1/32 sheet inserted strut/wing junction jacking up 110 Model Aviation 4 Kraftsmanship kit processed AAMCO GOLD BALSAThis Trainer will blow apart hits ground GREATEST B/C BASIC TRAINEB Design & Kit ALL TIME Ask over 25000 satisfied builders H-BAY dealers sold themSHALL WE SAY MORE Andresos Aircraft ModeS Co Inc US Ete 1& North St Topsijeld Mass 01983 887-8541 Price $3995 kit per dollar- bar ens . AND NOW THERES FUELER WITh TRUE FILTER SYSTEM TOO Get double filtration perform ance Sullivan Crap Trap fuel up too Two different sized filters keep particles out tank Fueler comes complete 4 feet Sulli-Cone tubing 3 feet lesser quality tubing tubing WONT COLLAPSE defuelingOnly $250 SMOOOTh LANDINGS SET OF 3 $995 Strong lightweight REALISTIC landing gears eliminate erratic vibra tion feature short fulcrum ground hugging ability Caster ac tion Adjustable pressure Easy customize Sizes fit wheels 1 3 Announcing . November 1979 dealer will unveil all-new high torque SULLIVAN 12-24 VOLT STARTER Designed start big engines such Quadra Best its Sullivan Only $4995 See GLOW PLUG KLIP Fully assembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks WARNING UZ2i IToAllModelersf Fly Near Overhead Power Lines P R 0 D U C T S N C 536 DAVISVILLE ROAD 0 WILLOW GROVE PA 19090 215 6594900 trailing edge slightly glide turn now flattened out nicely Before fix Stosser about 50 flights log flown two Flying Aces Club meets Durham Conn distin guishing herself fun fly however exhibited great deal realism air Because model proven dependable flier high winds decided bring along Johnsville second entry FAC scale competition AMA scale also scheduled event first flight FAC Nats check hop determine flight trim hadnt changed since last outing succeeding flight official found Stosser wheeling pur posefully thermal almost four minutes max recorded no further flights required under FAG rules superb conditions prevailing two subsequent flights made routine uneventful flight put up little later about 200 pm ship readied what last flight rubber motor wound new high 1350 turns Exploding off launch thermal Stosser never stopped climbing might build FW-56 AMA scale three-views upon design based may found August 1967 issue Aeromodeller magazine draw ings Mr Ian Stair finest Ive seen 5x scale used Focke-WuIf Aircraft Album No 7 Arco contains photos some historical background data modelers have difficulty locating bamboo supply li-in long pieces number uses may found available $250 PP Mr Bert Pond 128 Warren Terrace Longmeadow MA 01106 Special thanks extended Dick Benjamin FAG took time out own flying activities Johnsville lost fine Rearwin Speedster 00S take photographs accom panying article FF Old Timer/Haught continued page 41 American Boy some other odds ends files Frank showed us some designs included new work afforded us opportunity ask about drafting style em ployed yearbooks answer simple Frank worked patent draftsman early years once clicked Drawings yearbooks same style used early patent office drawings Switching discussion modem day free flight Frank expressed concern over pre programmed free flight use auto surfaces controlled multi-function timers technique detracts understanding forces acting model flight allows substitution controlled surfaces place thought-producing aerodynamic trimming Asked about future free flight scarcity newcomers Frank feels should draw ranks RC fliers looking new October1979 111 SINGLE $350 uncommon Super Viking designed Don wencell has sweeping graceful lines Note relatively small stab recessed leading edge center wing version Mitch Post powered Super cyclone engine has impressive Idle
Edition: Model Aviation - 1979/10
Page Numbers: 38, 39, 40, 109, 110, 111
eck3ntt tvkcv Editors Note just rubber modeL realistic scale jobs have ever seen fly article masterful its background techniques comparable Bill Noonans deserving attention modelers regardless prime interest Articles like cross party lines speaK treasuredfor excellence FINALLY eyes straining could no longer see Stosser Almost directly overhead circling speck model disap peared against patch blue sky dotted light puffy cumulus clouds gone occasional flashes sunlight off silver finish came down no first Flying Aces Club Nats Johnsville Naval Air Development Center Warminister Pennsylvania gathering rubber-scale types probably greatest dec ades filled live bouncy air models kinds transformed scene scale great pride pre sent magnificent scaleflier stopped 1978 FAC Nats overhead thermal flight 25 minutes Tom Nallen buffs paradise followed Stosser wheeled light drift watching climb higher higher 25 minutes Now searching empty sky number thoughts tumbled through mind would come down chase em go straight up long wondered would fly last reluctantly turning away began walk back launch point initial feeling frustration disappointment slowly gave way rising tide elation After wasnt what shed built do. Hadnt model given glimpse what full-sized ancestor looked like air wasnt long final flight confirmation Stosser possessed elusive ingredient called character What could demand model rewarded him thoughts turned qualities attracted Stosser beginning walked recalled story September 1931 Focke-WuIf took over merger Albatros company leading producer fighter planes Germany WW Following takeover Focke-WuIf continued manufacture several Albatros de signs 1932 responding specification issued German Air Ministry light weight fighter advanced trainer Focke-WuIf assigned task newly hired young engineer 38 Model Aviation FULL SIZE PLANS AVAILABLE SEE PAGE 128 named Kurt Tank first work company Only few years later fully demonstrate design genius con ceived developed formidable Focke WuIf 190 great fighter planes WW II November 1933 saw FW 56 Stosser Hawk extensive redesign earlier Albatros type ungainly appearance making first flight Powered reliable aircooled Argus 240-hp 8-cylinder engine FW 56 stepped along top speed 177 mph landed 55 mph range some 250 miles Development handsome parasol hindered prototype crashed during demonstration flight killing pilot patent difficulties French manufacturer arose Focke-WuIf forced redesign landing gear However summer 1935 Stosser overcome teething difficulties won Air Ministry competition over contending designs Arado Heinkel graceful Stosser adjudged winner evalu ation trial mainly basis superior structural strength three competitors being closely matched performance mean time batch three pre-production Stossers ordered Ministry ex amples delivered fitted pair 79mm machine guns incorporated small effective dive brake just aft leading edge wings center section Because terms Versailles Treaty Germany compelled sign after surrender WW specifically calling abandonment military naval aviation early Stossers appeared bearing civil regis tration upon overall silver finish ascension power Nazi Party resultant rejection Treaty Germany considered excessively harsh hereto fore clandestine nature build-up military air became open horizontal red band incorporating black swastika white circle now adorned fin rudder aircraft formerly passed off civil types FW 56 went rapidly production Focke-WuIf geared up its role leading supplier aircraft Germanys new war machine Early 1936 Oberst Ernst Udet renowned WW ace selected Stosser explore concept dive bombing tactic observed demonstrated aircraft US Navy during recent visit United States Udet responsible large measure shaping fledgling Luftwaffe personally conducted tests investigate new technique Luftwaffe test center Berlin-Johnnisthal Performing number dives Stosser speeds over 300 mph Udet impressed exceptional diving qualities rugged ship upon completion tests Oberst ordered bomb racks fitted beneath wings machine Subsequent trials quickly showed much higher degree accuracy ws achieved Stosser releasing itsbombs dive employing conven tional horizontal delivery technique October1979 39 CIVIl RES TOP N BUTTONI K S/K SqVIHOO BRASS TUBESHEET CANTER RIBALL SPARS 1/1K SO TIPS 5/05 SHEET WKiiWI2 WHW7 /Li -- UPIER WSW4WOAILERON WOI/SZPIYWSCKLBJE -DOUBLER RU- I/IN SHEETLOWEHALERON LWER ON C [v32][b-1-10-1-10]]WH CA BARES STAB ALL I/IN SO OR I/IN SHEET WSIGSCREENLA SILVER OVERALL LETTERRIS EUHAUST STACKS K WHEELS WACK RED BARS ACROSS REDDER B FIN BLACK SWASTIKA ON WRITE FIELD SCALE REFERAACE JUY 1967 AEROMOCELLEW FOCISE W1ILFE AR AEHORAFT ALBIRI ARCS #7SCROD_________ _____________MPOFOCIE WOLFINSTROMEN 9SIA PROP LOOPS 3/WWWBER SE LONGOSCOPEDHEEMBLEMPANEL PROTO FLEW LEPT-RIGHT PATTERNBRASH TOMBSN STRUTBANS SAWHE FREE WHEELSIACUT FROM ILE BOTCH IS/INBREBRALALL STRNSERS AFTER ASHY /-------- _ -A --~-C -KY-iLL U Ui- -RUDDER LAidNATIONS 9ciDAk __ SPINI1KR ROVEV I/OOU I/IA 610CR AULSA-U ROSE BLOCK FACESSOFT BLOCO WITH I/SD PLYWOOD FUSELAGE BUILT INKEELS I/IN SHEET TH ODES FRONT H REAR S SECTIONS ENDRIG- FUSELAGE SHEETED BETWEENVOCKE WOLF STRRIGERS FROM ATBELW FORWARDSTUSSEE WHEELS I/35PLYWOOO OSOI665300 STRUT VET INTO BALSAFW 56 EYELET BALSA BUSHLESH H 0015 64 CIDESIGNED 5 DRAWN BY TOM NALLEN ITRAHOS FUR MA MY RAY BURDEN WWEAXLE\U Deadstick Stosser glides shallow bank Since before WWI discriminating scale builders vocal about configuration especially since its line poetic /4 V Standing behind Tom atthe launch lswhat youd see pert ship circied upward under power max recorded no further need fiy Tom packed 1350 turns lfttie birdft seemed explode thermal convincing performance sturdy Stosser bombing trials resulted decision adopt dive bomber major weapon arsenal Luftwaffe Devel opment powerful all-metal Junkers JU 87 Stuka undertaken resulting machine write new chapter history aerial warfare infamous bentwinged Stuka appearing kind airborne artillery working concert highly mobile powerful ground forces became symbolic flhitlrrpo i0htning Wr Hitler opened WW II Although Stosser wasnt suited play combatants role WW II Focke-WuIf company turn out over 1000 type Serving mainly advanced trainer Luft waffe fighter dive-bomber pilots schools fully aerobatic tough machine great favorite among young pilots flew early production runs several Stossers provided mounts crack German aerobatic fliers created favorable lasting impression among viewed performances air shows trials frequently seen skilled German stunt flier Gerd Achgelis made several memorable appearances US during mid-i 930s thrilled National Air Race crowds putting nimble FW 56 through sensational hair-raising routines As subject rubber-powered flying scale model Focke-Wulf design has lot commend old aviation adage plane looks right flies right borne out Stosser combination gracefully con toured swept wing highly distinctive tail group fuselage landing gear smoothly flowing yet functional lines come together offer attractive parasol-type airplanes ever come off drawing board soft silver finish setting off black registration lettering caps Stossers appeal Construction difficult employs sheet fill between stringers much forward fuselage requires little time part builder finished product ever rewards slight extra effort very rugged model will come through rela tively unscathed prangs would bench lightly constructed flying machine all-up flying weight 3 oz Stosser heavy enough groove well flight yet sensitive enough good air hitch ride passing thermals building Stosser follows conven tional practice except fuselage built two main parts fuselage built way accommodate landing gear instal lation facilitate shaping fuselage radius just aft engine cowling radius simulates cooling air exit engine compartment distinctive feature Stosser Build fuselage sections using familiar keel former method Stringers laid alternately side side using care maintain alignment Use stringers firm light Cracking too soft stringer handing finished model can avoided careful wood selection yet heavy stringers shoot weight model up sharply should avoided Its kind tight-rope rubber scale modelers should learn walk Before final few upper forward fuselage stringers go place wire cabanes installed forward cabane sewn thread its mounting former rear cabane secured its former via small balsa blocks grooved fit wire Baking soda cyanoacrylate used fix cabanes place entire engine cowling forward fuse lage sheet filled extent shown plan balsa used fill should soft Continued page 109 40 Model Aviation no possible stare Stosser time flies eat just potato chip Multi-stringered fuselage inverted In-line cowl sweepback parasol flowing curves everywherepicture flier coming backthrough proverolam U. 9rassafferthe . Torn. readableNow really going maxed out ..pee too 4 Maneuvers previous levels should practiced flight 5 To pass level student must demonstrate proficiency maneuver level demonstrations must take place different flights different instructors maneuver can demonstrated flight other words least two check flights required pass level give idea long should take some guidelines Level IPreflight Level II5-8 Flights Level III5-8 Flights Level IV5-8 Flights Level V5-8 Flights recommend minimum 18 flights before final Level V check assure adequate training before solo oh no short flights minimum 5 minutes airborne time necessary count Try get 8-10 minutes maximize learning TO THE STUDENT Well instructor have followed program honestly worked sincerely should now have pilot among ranks Welcome aboard dont get too im pressed yourself yet because fullsize counterparts now reasonably incompetent pilot Youve just soloed very stable trainer aircraft Progress point exotic pattern aircraft beautiful scale jobs new monster machines certainly within grasp getting requires same serious effort required get far Pace yourselfbuild skilland chal lenge ability extent stretching the point brealting Patience now will true virtue Good luck go fly youre flying youre trying Postscript need say special thanks clubThe Greater Cincinnati Radio Control Cluband its board directors chat lengea tested worked make FLI success Theories arefine unless can made work theyre worth hoot FLI has tested works Finally rotary wing fliers out watch Model Aviationfor extension ELI whirley bird HELl-ELI Stosser/Nallen continued page 40 very light 1/16 sheet Cut pieces fit between stringers former former Only fit sheet pieces deeply enough allow secure cementing sheet filling has completed excess material trimmed away sharp blade sanding filled sections final shape exercise care avoid scalloping surface cockpit shape determined short pieces 1/16 sq running former D point next lower stringer shown plan Note cockpit sides have curved upper radius 1 / 16 sq sanded shape cemented place Landing gear legs based 3/32-sq bam boo struts fairings shaped light sheet balsa bamboo struts recessed groove leg About 3/4 inch bamboo strut extends above top fairing fits groove cut front fuselage former bamboo landing gear really works out well Strength durability remarkable higher weight tendency bend long wire ALSO AVAILABLE NOW CAT NO 240 4Q4 C f DU-DRO PRODUCTS INC 480 Bonner Road Wauconda IllinoIs 80084 October1979 109 INCLUDES TWO SPECIAL EXHAUST PORT PLUGS BLACK ANODIZED BODY PRESSURE FFFING INCLUDED SPECIAL K&B 40 MUFFLER WLASICS Plans & Construction Manual CURTIBS HAWK POE STINSON RELIANT SR9 WSoalaOaoSpan 522W AR Soala 126 SpanB25W 2Soala 65 Span l2RO 2Seala B4SpanSl5 lVaSoaI47WSpafl slOw L iWseaia 62 Span1200 CURTISS GOSHAWK Film 2 Seal 83 Span51600 CURTISS GULFHAWK IA . 2SOdd 63 Span 615Po 0 Seal 94W Span S3OP PA. DdId IRS Add 5300MEe LII PrOaO t0 Richard G Barron1213 Holly SprIng Ln Grand Blanc MichIgan 48436 Snd SI oo CamElot IofomtIo. SPORT MOD / 79 CATALOG 1OOI61 STRINGLESS WONDER ONE NIlE KIT $2 E OF RUBBER MODE SUPP ES KT $395 BOX 2495-MA LA MESA CALIF 92041 factors decision use bamboo Wing construction straight-forward Two fairly hard true pieces 3/16 sq should selected leading edges Anchor brasstubing cabane receptacles baking soda cyanoacrylate Scale dihedral used urging old friend Stew Meyers has proven adequate contributing large measure steady flight characteristic Stosser fin rudder built unit using laminated outline Three water-soaked strips 1/32 X 1/16 balsa using white glue adhesive between pulled around outline form cut 1/8 baisa waxed its edges Pins placed around outside laminations hold things together til dry Perhaps important factor obtaining good finish model preparation given framework before covering Im sure youve heard tune before silver finish particularly tends magnify hregulaoities lurking beneath painted surface youre satis fied structure has adequately sanded apply several coats nitrate dope wood surfaces tissue covering will contact sanding lightly between Covering Japa nese tissue applied shiny side out using nitrate dope thinned sparingiy 20-30% adhesive White tissue used cover Stosser engine cowling covered model laying wet 3/4-wide tissue strips brushing dope through tissue onto wood Begin bottom center structure work way around overlapping strips slightly go Cover fuselage rear working forward Strips tissue wide enough cover five six stringers time can used strips should extend about inch onto forward planking Begin upper rear turtledeck aft cockpit working down sides until bottom can covered singie strip Finish covering planked forward areas same manner used cover cowling balsa landing gear leg fairings tissue covered Wing tail surfaces fuselage sprayed fine water mist shrink tissue dry brush three coats thin nitrate dope 70% tissue-covered areas except tail surfaces couple coats will suffice planked areas sand lightly between coats using worn out fine sandpaper apply additional three coats dope Sand between Finally skim lightly over entire fuse lage worn out sandpaper touch lightly leading trailing edges flight surfaces Mount landing gear slots front fuselage former very carefully checking alignment cement cowling fuselage Fit cabanes tubing pieces wing Using aug sheet balsa made side view plan set angie incidence wing wing correctly aligned cabanes turn model over carefully packing baking soda tubing around cabanes fix cyanoacrylate Add balsa fairings cabanes Cement diagonal cabane member place Fabricate wing struts prepare struts cabanes painting sealing balsas grain suitable sealer easily made adding talcum powder dope Several sanded coats will trick Carefully trim fit wing struts wing fuselage attachment points cut away small piece tissue get solid woodto-wood joint Add exhaust stacks tail skid seal painting very thin nitrate dope add very small amount aluminum bronzing powder used Luco brand powder available art supply stores cheap little goes long way Using Badger internal-mix air brush coverage excellent weight build-up three four coats minimal Exper iment paint spray pattern another object before turning model Between applications touch up worn-out sand paper areas may need Registration lettering control surface panel outlines cut black tissue red band black swastika fm rudder cut tissue tissue applied spray adhesive called Spra-Mount 3M product white disc forms field swastika masked prior applying silver paint fin rudder An advantage spray adhesive tissue trim may easily reposi tioned after initial mounting necessary fairing fuselage/landing gear junc tion done GEs RTV silicone rubber material available silver can obtained hardware stores can easily formed wet fingertips sets up fairly short time rubber wont take paint using spray adhesive fairing can tissue covered painted free-wheeling Paulowina prop 9-in diam eter fitted spinner turned balsa free-wheeling device piece brass tubing ramp-type notch cut end latching method being similar used plastic propellers Two loops Sig 3/16 rubber about 28 inches long power ship During initial flight tests stabilizer held place rubber band allow shimming stab optimize glide trim First hand-giides made prop clay added nose bring CG point shown plan thickness matchbook paper under leading edge stab required give desired glide stab cemented place prop rubber installed little clay needed compensate rubber weight aft packed just inside nose opening maintain original balance point No thrust offsets built model first powered flights showed shim 1/8 balsa inserted between top nose block nose former provided down-thrust needed No side-thrust used model flew left under power circled right glide desired 4-5 degrees down-thrust could built nose block Early flights 40 60 seconds regularly achieved glide turn approaching bank appeared bringing Stosser down early Rudder tweaking didnt help nor did appli cation side-thrust Careful scrutiny wing rear showed almost imper ceptible excess wash-out present right wing panel over left panel Cutting away rear wing strut left panel viewed rear tiny piece 1/32 sheet inserted strut/wing junction jacking up 110 Model Aviation 4 Kraftsmanship kit processed AAMCO GOLD BALSAThis Trainer will blow apart hits ground GREATEST B/C BASIC TRAINEB Design & Kit ALL TIME Ask over 25000 satisfied builders H-BAY dealers sold themSHALL WE SAY MORE Andresos Aircraft ModeS Co Inc US Ete 1& North St Topsijeld Mass 01983 887-8541 Price $3995 kit per dollar- bar ens . AND NOW THERES FUELER WITh TRUE FILTER SYSTEM TOO Get double filtration perform ance Sullivan Crap Trap fuel up too Two different sized filters keep particles out tank Fueler comes complete 4 feet Sulli-Cone tubing 3 feet lesser quality tubing tubing WONT COLLAPSE defuelingOnly $250 SMOOOTh LANDINGS SET OF 3 $995 Strong lightweight REALISTIC landing gears eliminate erratic vibra tion feature short fulcrum ground hugging ability Caster ac tion Adjustable pressure Easy customize Sizes fit wheels 1 3 Announcing . November 1979 dealer will unveil all-new high torque SULLIVAN 12-24 VOLT STARTER Designed start big engines such Quadra Best its Sullivan Only $4995 See GLOW PLUG KLIP Fully assembled unbreakable Strain relief feature ends broken wire problem Free replacement Glow Plug Klip ever breaks WARNING UZ2i IToAllModelersf Fly Near Overhead Power Lines P R 0 D U C T S N C 536 DAVISVILLE ROAD 0 WILLOW GROVE PA 19090 215 6594900 trailing edge slightly glide turn now flattened out nicely Before fix Stosser about 50 flights log flown two Flying Aces Club meets Durham Conn distin guishing herself fun fly however exhibited great deal realism air Because model proven dependable flier high winds decided bring along Johnsville second entry FAC scale competition AMA scale also scheduled event first flight FAC Nats check hop determine flight trim hadnt changed since last outing succeeding flight official found Stosser wheeling pur posefully thermal almost four minutes max recorded no further flights required under FAG rules superb conditions prevailing two subsequent flights made routine uneventful flight put up little later about 200 pm ship readied what last flight rubber motor wound new high 1350 turns Exploding off launch thermal Stosser never stopped climbing might build FW-56 AMA scale three-views upon design based may found August 1967 issue Aeromodeller magazine draw ings Mr Ian Stair finest Ive seen 5x scale used Focke-WuIf Aircraft Album No 7 Arco contains photos some historical background data modelers have difficulty locating bamboo supply li-in long pieces number uses may found available $250 PP Mr Bert Pond 128 Warren Terrace Longmeadow MA 01106 Special thanks extended Dick Benjamin FAG took time out own flying activities Johnsville lost fine Rearwin Speedster 00S take photographs accom panying article FF Old Timer/Haught continued page 41 American Boy some other odds ends files Frank showed us some designs included new work afforded us opportunity ask about drafting style em ployed yearbooks answer simple Frank worked patent draftsman early years once clicked Drawings yearbooks same style used early patent office drawings Switching discussion modem day free flight Frank expressed concern over pre programmed free flight use auto surfaces controlled multi-function timers technique detracts understanding forces acting model flight allows substitution controlled surfaces place thought-producing aerodynamic trimming Asked about future free flight scarcity newcomers Frank feels should draw ranks RC fliers looking new October1979 111 SINGLE $350 uncommon Super Viking designed Don wencell has sweeping graceful lines Note relatively small stab recessed leading edge center wing version Mitch Post powered Super cyclone engine has impressive Idle