FREE FLIGHT OLD-TIMERS EI1IE THIS MONTHS COLUMN devoted changes recommend building Korda 1939 Wakefield original Air Trails/Me gow plan suggestions will apply almost Old-Timer rubber model design important merely because won Wakefield contest 1939 because most-built rubber design ever simple cheap kid could make flew detailed contemporary account 1939 Wakefield contest get copy Frank Zaics 1939 National Model Airplane Meet Pictures $7 plus $250 postage handling Supply Service Department AMA catalog number 3086 might also like review column July 1988 issue magazine view results contest versus current Old-Timer contests fair question might changes needed fly fine just Dick Korda designed like Bill Winter drew plans Air Trails 1939 contest model expected serve contests over span years use dethermalizer two-and three-minute max rules now use major differences flew same Lanzo 1940 Stick eight years won two SAM Society Antique Modelers Champs other contests too numerous count Chet Lanzo told made 13 15 design season competing really different game OOS flight wont winit takes string shorter max flights Most changes involve dethermalizer modifications Should simple enough build model try make changes Think plan ahead Korda other rubber gas designs stab shown glued upper longeron longeron supported upright stick sheet add typical rubber band sufficient give reliable DT action leading edge unsupported length longeron likely give little throwing off trim breaking Lanzo Stick maddening habit flying great until got contest would stall glide cost some wins until realized contest days put rubber tighterthe leading edge pulled down harder unsupported longeron resultant change incidence caused stall simple upright stick might can see photos prefer fill whole bay /16 sheet grain vertical study photos comparison plan will show plan subrudder appears rest nothing covering material like fill cover area soft 1/16 sheet entire rudder subrudder piece original cut lower part off filling light sheet make rigid mount wire dowel will hold rubber burned snuffer tube Because raised leading edge relative bottom ribs best place provide wide platform support stabilizer back spar also keys will placed aft keys can go back near extreme aft end subrudder need think ahead about such mundane things hooks will go tail keys will glued key always used just bit balsa spruce maybe 1/ square cut triangle about 1/4 1/2 inch long glued removable flying surfaces such way assure assembly same alignment time Glue rib some sheetnot tissue must plan ahead embarrassing irritating cover dope model find necessary remove covering order add some sheet provide surface keys hooks I16 plywood piece provides lateral support stabilizer located between two spars bottom stabilizer filled area sheet otherwise lateral support would plywood against tissue much easier add piece during original construction after dope has dried wing next item attention possible like make I-beam spar multispar wings use balsa multispars shown main panels make spar about 1/3 chord out spruce basswood top bottom join thin /32 /16 balsa shear webbing going put lots flights windy day worth trouble weight dont like bamboo tips laminate thin strips basswood 1/32 sheet Midwest basswood can stripped 108 Model Aviation r rudder subrudder cut off authors Korda Soft 1/16 sheet fill makes rigid dowel/snuffer tube mount Sheet fill also used between stab spars provide support against 1116 plywood stab mount fuselage Completed Korda DT modifications Korda no dethermalizer either lost hasnt flown yet straightedge knife give say /32 x I32 strips Three layers laminated Titebond will make very fine tips wing stab Sand rounded shape out outside edge after wing built giving same appearance bamboo way Peck-Polymers has some basswood strips precut should fine really want bamboo will get around telling someday isnt hard just prefer work basswood make four wing panels spars added try join required angles crazymaking Make wingtip well make two spars top little over length leave bottom spars off Prop tips up desired angle relative main panel build main panel onto tip joining multispars top add Again leave lower spars off Now prop up remaining tip panel built main panel connect building final main panel Remove board add lower spars shear webs etc easy way join /16 x /s spars FiI cut 1/ square notch ribs edral breaks just let spars overlap bending little like make ribs dihedral joints /s instead i/ta Among other things have surface attaching tissue will conclude discussion next column can get plan Korda 1939 Wakefield Winner name has Ken Sykora Old Timer Model Supply Box 7334 Van Nuys CA 91409 catalog $2 plan $6 can also get lead weight molded onto wire ideal single-blade counterbalance lots other neat things 1995 catalog has plans 1994 version should available time read Planes Scale Sailplanes Up Six Meters Available 1/375 Discus Krause ers 1/3 Salto Krause 1/35 ASW 27 Krause Sailpianes Unlimited Ltd 63 East 82nd St New York NY 10028 12-879-1634 212-535-5295 1/45 ASK 18 Rake 1/45 ASK 21 Roedel 1/3 DG 600 Ripo LAMINATING MOLDING OR REPAIRING reviar urapnite rinergiass i EOX ann roiyester resin systems RTV Silicone Casting Urethanes / Competitive pricing Technical Advice free catalog 2419 NW MarketSt /Seallle Wa /98107 mga 1/6 SC wwii Korean War Modern Day mga enteri pobox 5631fr add $400 p&h pel SEE YOUR LOCAL DE PILOTS $4500 5000 4000 2244170 224-2789 dd sales tax 0R BROCHURE SEND SASE We accept VISA MC AMEX SAME DAY SHIPMENT WANTED Ignition Model Engines 1930s 1950s Elf Baby Cyclone Brown Jr Super Cyclone Ohlsson Etc ALSO Model Race Cars & Boats Any Parts Spark Plugs Etc Parts Available Most Ignition Engines Catalog $600 US $800 Intl Woody Bartelt Aero Electric 1301 W Lafayette Sturgis MI 49091 800-982-5464 616-665-9693 July 1995 109 Clean valuable models miniatures computer arts crafts stereo & video equipment much Quality aluminum body Two high Quality bristle brushes Two interchangeable directional wands Operates single g Volt Alkaline battery included A/C adapter optional year warranty Order CALL TOLL FREE 800-7MINI-VAC 800-764-6482 Send Check Money Order F T POBox 509 Dept MI Glendale CA 91209 Dealer Inquiries 818-244-6808 Fax 818-244-5858 CATALOG Klingherg Sport Wing09 20 powered sport plane $50$5 5&H Get catalog home famous Klingberg Wing Find out about new Rocket Wing Sport Wing along will other kits accessories great wood prices Send long SASE Catalog 1256 Prescott AVe Sunnyvale CA 94089 1fffffFLIGHT 408735-8260 Voice/FAX E mail KWING@AOLCOM Future FlighlC 1555
Edition: Model Aviation - 1995/07
Page Numbers: 108, 109
Edition: Model Aviation - 1995/07
Page Numbers: 108, 109
FREE FLIGHT OLD-TIMERS EI1IE THIS MONTHS COLUMN devoted changes recommend building Korda 1939 Wakefield original Air Trails/Me gow plan suggestions will apply almost Old-Timer rubber model design important merely because won Wakefield contest 1939 because most-built rubber design ever simple cheap kid could make flew detailed contemporary account 1939 Wakefield contest get copy Frank Zaics 1939 National Model Airplane Meet Pictures $7 plus $250 postage handling Supply Service Department AMA catalog number 3086 might also like review column July 1988 issue magazine view results contest versus current Old-Timer contests fair question might changes needed fly fine just Dick Korda designed like Bill Winter drew plans Air Trails 1939 contest model expected serve contests over span years use dethermalizer two-and three-minute max rules now use major differences flew same Lanzo 1940 Stick eight years won two SAM Society Antique Modelers Champs other contests too numerous count Chet Lanzo told made 13 15 design season competing really different game OOS flight wont winit takes string shorter max flights Most changes involve dethermalizer modifications Should simple enough build model try make changes Think plan ahead Korda other rubber gas designs stab shown glued upper longeron longeron supported upright stick sheet add typical rubber band sufficient give reliable DT action leading edge unsupported length longeron likely give little throwing off trim breaking Lanzo Stick maddening habit flying great until got contest would stall glide cost some wins until realized contest days put rubber tighterthe leading edge pulled down harder unsupported longeron resultant change incidence caused stall simple upright stick might can see photos prefer fill whole bay /16 sheet grain vertical study photos comparison plan will show plan subrudder appears rest nothing covering material like fill cover area soft 1/16 sheet entire rudder subrudder piece original cut lower part off filling light sheet make rigid mount wire dowel will hold rubber burned snuffer tube Because raised leading edge relative bottom ribs best place provide wide platform support stabilizer back spar also keys will placed aft keys can go back near extreme aft end subrudder need think ahead about such mundane things hooks will go tail keys will glued key always used just bit balsa spruce maybe 1/ square cut triangle about 1/4 1/2 inch long glued removable flying surfaces such way assure assembly same alignment time Glue rib some sheetnot tissue must plan ahead embarrassing irritating cover dope model find necessary remove covering order add some sheet provide surface keys hooks I16 plywood piece provides lateral support stabilizer located between two spars bottom stabilizer filled area sheet otherwise lateral support would plywood against tissue much easier add piece during original construction after dope has dried wing next item attention possible like make I-beam spar multispar wings use balsa multispars shown main panels make spar about 1/3 chord out spruce basswood top bottom join thin /32 /16 balsa shear webbing going put lots flights windy day worth trouble weight dont like bamboo tips laminate thin strips basswood 1/32 sheet Midwest basswood can stripped 108 Model Aviation r rudder subrudder cut off authors Korda Soft 1/16 sheet fill makes rigid dowel/snuffer tube mount Sheet fill also used between stab spars provide support against 1116 plywood stab mount fuselage Completed Korda DT modifications Korda no dethermalizer either lost hasnt flown yet straightedge knife give say /32 x I32 strips Three layers laminated Titebond will make very fine tips wing stab Sand rounded shape out outside edge after wing built giving same appearance bamboo way Peck-Polymers has some basswood strips precut should fine really want bamboo will get around telling someday isnt hard just prefer work basswood make four wing panels spars added try join required angles crazymaking Make wingtip well make two spars top little over length leave bottom spars off Prop tips up desired angle relative main panel build main panel onto tip joining multispars top add Again leave lower spars off Now prop up remaining tip panel built main panel connect building final main panel Remove board add lower spars shear webs etc easy way join /16 x /s spars FiI cut 1/ square notch ribs edral breaks just let spars overlap bending little like make ribs dihedral joints /s instead i/ta Among other things have surface attaching tissue will conclude discussion next column can get plan Korda 1939 Wakefield Winner name has Ken Sykora Old Timer Model Supply Box 7334 Van Nuys CA 91409 catalog $2 plan $6 can also get lead weight molded onto wire ideal single-blade counterbalance lots other neat things 1995 catalog has plans 1994 version should available time read Planes Scale Sailplanes Up Six Meters Available 1/375 Discus Krause ers 1/3 Salto Krause 1/35 ASW 27 Krause Sailpianes Unlimited Ltd 63 East 82nd St New York NY 10028 12-879-1634 212-535-5295 1/45 ASK 18 Rake 1/45 ASK 21 Roedel 1/3 DG 600 Ripo LAMINATING MOLDING OR REPAIRING reviar urapnite rinergiass i EOX ann roiyester resin systems RTV Silicone Casting Urethanes / Competitive pricing Technical Advice free catalog 2419 NW MarketSt /Seallle Wa /98107 mga 1/6 SC wwii Korean War Modern Day mga enteri pobox 5631fr add $400 p&h pel SEE YOUR LOCAL DE PILOTS $4500 5000 4000 2244170 224-2789 dd sales tax 0R BROCHURE SEND SASE We accept VISA MC AMEX SAME DAY SHIPMENT WANTED Ignition Model Engines 1930s 1950s Elf Baby Cyclone Brown Jr Super Cyclone Ohlsson Etc ALSO Model Race Cars & Boats Any Parts Spark Plugs Etc Parts Available Most Ignition Engines Catalog $600 US $800 Intl Woody Bartelt Aero Electric 1301 W Lafayette Sturgis MI 49091 800-982-5464 616-665-9693 July 1995 109 Clean valuable models miniatures computer arts crafts stereo & video equipment much Quality aluminum body Two high Quality bristle brushes Two interchangeable directional wands Operates single g Volt Alkaline battery included A/C adapter optional year warranty Order CALL TOLL FREE 800-7MINI-VAC 800-764-6482 Send Check Money Order F T POBox 509 Dept MI Glendale CA 91209 Dealer Inquiries 818-244-6808 Fax 818-244-5858 CATALOG Klingherg Sport Wing09 20 powered sport plane $50$5 5&H Get catalog home famous Klingberg Wing Find out about new Rocket Wing Sport Wing along will other kits accessories great wood prices Send long SASE Catalog 1256 Prescott AVe Sunnyvale CA 94089 1fffffFLIGHT 408735-8260 Voice/FAX E mail KWING@AOLCOM Future FlighlC 1555
