Free Flight Scale -Sport Bill Warner TWA Month months thermal worthy airplane Zero Iron Mike Midkiff did five minutes mile cross-country relatively windy thermal ship R Peck design 18 wing span 7 X 16 pitch prop two ioops /8 rubber 22 long weight just over ounce minus motor Mike built landing gear down seemed actually help per formance windier got better plane flew large amount down right thrust needed due short nose way plane would fly left-left Have scale job proved thermal-worthy send vital statistics share others just dying lose models secrets plane will thermal good free-wheeling prop Iron Mike has say about large high-pitch prop extremely efficient providing thrust spread over long unwinding period real must duration comes glide portion flight prop real drag no way ac ceptable glide can achieved either folding blades back free wheeling prop something satisfying about seeing prop turning time opposed blades folded against cowl Some free-wheelers very simple like small lock-washer epoxied prop sketch 2 Some can rather elab orate spring-tensioning device tube bearing-sleeve allows frictionless free-wheeling rubber tension left free-wheeling device must strong enough withstand fully-wound motor arne time allow prop spin easily glide Bench-wind motor prop nose-block sembly check its operation before fly nothing frustrating jammed free-wheeler 200 feet air putting model steep spiral Mike acknowledges just freewheeler may enough solve glide problem braiding motor may needed As probably know rubber motors have nasty tendency bunch up run down use extra-long variety always floor usually tail model couple ways around CG-changing glideruining phenomenon use goodie stops motor before gets January 1979 51 argues 9-in fuselage rule Peanut w - large m 13-in span rule eisa does 1909 Forbes-Arnold has 250 i g iron Mike Midkiff made months TWA selection Thermal Worthy Aircraft 18-in Zero did five minutes flew mile Midkiff photo Bill Noonan left Bill Hannan share secrets 1IJ i-iigntmasters Annual Hannah-s C02 Farman Moustique took third 1978 Woodvale Unofficial FF Internats also FM Annual Noonans 1929 62-in Messerschmitt 205 Jumbo Rubber ship two pilots eight pas sengers carved published Model viation Photo Phyllis Warner run-down state See sketch 4 ad justable screw stop back nose block provides positive lock small spring out ahead prop providing tension keep slightly-wound motor drooping doing mischief prop spins merrily away its own bear ings no binding whatever youre enough masochist build Contest Standard maybe braiding job rubber would First make up multiple-loop motor install help ever-present empty-handed spectator holds loops save winding put 100 turns Give strand friend wind another direc tion clockwise have THE SIMPL ES Ti FINE WIRE LATCH 72 -7 SCREEN DOOR HOOKS LIKE TUBING CD4MS CAN BE HOMEMADE PROM TUBING 9HEET METAL / OR EVEN SPLIT-LOCK WASHER HOOK THIS HOOK LOOKS NEATEST BUTTHIS KIND S/ER TO AND LOCK THE MOT II SWING-FREE GRAVITY- ESCAPEMENT ESEL F LOCKING SELF-LOCKING TYPES CAN BE USED / -I--- CLOSED IN SPINNER THE BELT 7-Ki -0 7LOCKED POSITION BUCKLE AND SWING LATCH FREE WHEEL 1/46 Sketches 1 6 drawn Paul Mclllrath nowdefunct Sig Aeromodeller magazine reprinted permission both Paul Glen Sigafoose Sketches 7 8 illustrate popular free-wheeler used West Coast fliers drawn author 52 Model Aviation PLASTICS USE TH/8 CAM 0 THE CONTEST S TANDARD DI USES SPRING TO EITHER 9 SPRING S WILL WORK winds ioop unto itself gather loose ends onto winder wind together opposite di rection wind motor fly instead letting model go hang prop spins freely motor runs down youre home free binds may have rebraid let out winds braid reduce end-tension prop spins fine allows bunch knots form rear plane need add turns loop braided motor pull up Braided mo tors especially effective planes have undesirable feature having rubber motor behind wing front modelers move peg forward up rubber weight centered CG usually about 1/3 way back leading escapement tube thread epoxy have noticed West Coast fliers use belt buckle locking device shown sketches 7 8 Seems job swing-latch should just far enough out blade clear buckle part prop shaft length latch should just take past prop shaft enters hub edge have used escapement type shown sketch 6 years find quite Bob Peck recommends book coneasy foolproof prefer bind Continued page 108 January1979 53 Dale Sebring made Jumbo Fokker E-3 Note rubber peg position midway between wing stabilizer aid glide trim Bill Warner photo Curtiss -right y Dick Seifreed seen Flightmasters Annud-wheeler neatly hidden under spinner Large high-pitch prop meKu free-wheeling must eye-catching model snapped Bill Warner Warner pensively regards 1914 Lee-Richards No3 Annular Mono plane First electric scale Flightmasters Annual Astro-Flight 02 weight 1O oz 265 sq wing Phyllis Warner pic Jumbo scale Gere Sport now available Gene DuBois Models needs free-wheeler load rubber winner MacDonald S-21 flown P-30 Scale Bill Warner has spiral ramp molded-4n free-wheeler vacu4ormed spinner Bead shaft keeps prop hitting spinner glide Took fourth Woodvale Compte AC-4 author one-man movement has tried true escapement free-wheeler Model good flier six years U R T S S V PLANS BY RALPH BECK NOW AVAILABLE FROM lloaoe ENT CORP P0 BOX 9641 SAN DIEGO CALIFORNIA 92109 SEND lX FOR COMPLETE CATALOG OF AIRCRAFT HARDWARE & ACCESSORIESPLUS DESCRIPTIVE jENNY BROCHURE 1931 Gee Bee Super Sportster 1SIe IGeneral Arrange ICatalog 25c w T By1 Imont Drawing Bill Given ERNISTIC MODELS PO BOX 6974 ALBUO NM 87197 placement rather firmly tixed wing sockets mounted motor stick angular difference cidence between wing horizontal stabilizer Most fliers move wing posts up down sockets set wing cidence works quite well However few disadvantages moving wing posts least being quandry set posts first test flight fliers have found models have much repeatable performance wing posts cut proper length bottom out bottom sockets work Note Fig bottom socket has plug balsa glued firmly bottom motor stick Actually plug sharpened can extend out bot tom motor stick glued trimmed flush very im portant bottom end socket anchored motor sticks natural torsion resistance helps stabilize wings tendency twist under flight loads post fully inserted socket part available torsional leverage being used possibility post can slip out socket under load So instead making tiny marks post during test flying remember right mark cut off tiny bit longer post finger nail clippers ideal fully insert post again After flight trim finished wing posts automatically set up almost perfect flight adjustment next session What need change least two ways change incidence after cutting posts length Obviously minor trimming can done next session However too changes needed wing posts growth will appear stunted Stan Chilton uses variable incidence stabilizer models allows very fine tuning flight trim Stans setup doubly useful can seen photo Although sta bilizer bracing wires show photo leading edge rudder ex tends through stab about 11/2 inches serves bracing post also very close study photo shows tiny paper socket end tail boom post/leading edge going through socket tail boom shorter therefore lighter stabilizer incidence easily adjustable Take Close Look eyesight 20-20 glasses poor light indoor sites makes hard see tiny details models way im prove vision use magnifier such worn Fry Rodemsky photo Like other fliers Fry uses rubber 0-rings motors allow easier handling better torque control see section 0-rings previous column p 55 July 78 MA Sometimes 0-rings hard see proper hookup Flying Planned Aug 78 MA reported indoor activity throughout Midwest several other areas hold reg ular indoor sessions contests during Fall Winter months longest stretch activity occurs Miami Flor ida using Goodyear hangar Opa Locka Airport Miami Contact Dr John Martin 3227 Darwin St Miami FL 33133 details Also Ron Wil liams 1364 Lexington Ave New York NY 10028 has managed establish regular flying sessions Low Library Rotunda Columbia University New York City Another regular activity area Glastonbury Connecticut George Armstead ramrods monthly ses sions Contact George 89 Harvest Lane Glastonbury CT 06037 specific infor mation Visit groups area fly regularly live close enough---they nice friendly people Bud Tenny PO Box 545 Richardson TX 75080 FF Sport/Scale/Warner continued page 53 tains Smithsonians aeroplanes 3-view form $275 Title Aircraft National Air Space Museum Check money orders can made out above museum c/o Smithsonian Institution Washington DC 20566 nine-inch Peanut controversy has drawn fire sides com batants sending remote 3-views planes built nine-inch fuse lage would qualify Jumbo Nothing daunted dug up weirdo qualifies under present 13 wing span rule about 22 length around 250 sq descendant boxkite John Mar tins Boxmoth proves nothing except wing span alone doth make Pea nut Its spirit counts Frank Scott Dayton Buzzin Buzzards says Lets leave rules alone Ed Hopkins Fillmore CA suggests uniform 1/24 scale Flightmaster James Dean thinks area rule would about idea called Mooney Judging after its originator Planes ranked best worst point best 2 points next best etc score added flight placing makes low-score wins situation CD contestants agreeing before hand whether ties broken scale flying scores judges bound set ridiculous constricting rules can place Fike Lacey Forbes-Arnold right down line An interesting alternative takes some time tabulate having contestant rate planes giving hers top score possible Add em up average em No complaints Most people have pretty good idea what Peanut Let rest fly AMA rubber scale Manhat tan Cabin Bill Warner 423-C San Vicente Blvd. Santa Monica CA 90402 Wright Flight/Berliner continued page 60 basics flight control moved Biplane Glider 2 flown July August 1901 Kitty Hawk span 22 feet wing area 290 sq ft fully capable carrying man under variety wind conditions made some 60 flights longest almost 400 feet Like Bi plane Glider front elevator no vertical rudder fixed surface Wing warping now controlled hip cradle although flew better its predecessor lot changes would ob viously have made before could consider themselves flying late summer 1902 brought out Biplane Glider 3 built re sult extensive research means control machine grown wingspan 32 area 305 sq ft much greater aspect ratio reduced span-loading first twin rearmounted vertical fins directional sta bility supposed counteract disturbing tendency downwarped wing lag behind increase bank turn supposed correct What happening 108 Model Aviation REPLA-TECH MC KENZIE HWY PLAN S VIDA OREGON 97469____________
Edition: Model Aviation - 1979/01
Page Numbers: 51, 52, 53, 108
Free Flight Scale -Sport Bill Warner TWA Month months thermal worthy airplane Zero Iron Mike Midkiff did five minutes mile cross-country relatively windy thermal ship R Peck design 18 wing span 7 X 16 pitch prop two ioops /8 rubber 22 long weight just over ounce minus motor Mike built landing gear down seemed actually help per formance windier got better plane flew large amount down right thrust needed due short nose way plane would fly left-left Have scale job proved thermal-worthy send vital statistics share others just dying lose models secrets plane will thermal good free-wheeling prop Iron Mike has say about large high-pitch prop extremely efficient providing thrust spread over long unwinding period real must duration comes glide portion flight prop real drag no way ac ceptable glide can achieved either folding blades back free wheeling prop something satisfying about seeing prop turning time opposed blades folded against cowl Some free-wheelers very simple like small lock-washer epoxied prop sketch 2 Some can rather elab orate spring-tensioning device tube bearing-sleeve allows frictionless free-wheeling rubber tension left free-wheeling device must strong enough withstand fully-wound motor arne time allow prop spin easily glide Bench-wind motor prop nose-block sembly check its operation before fly nothing frustrating jammed free-wheeler 200 feet air putting model steep spiral Mike acknowledges just freewheeler may enough solve glide problem braiding motor may needed As probably know rubber motors have nasty tendency bunch up run down use extra-long variety always floor usually tail model couple ways around CG-changing glideruining phenomenon use goodie stops motor before gets January 1979 51 argues 9-in fuselage rule Peanut w - large m 13-in span rule eisa does 1909 Forbes-Arnold has 250 i g iron Mike Midkiff made months TWA selection Thermal Worthy Aircraft 18-in Zero did five minutes flew mile Midkiff photo Bill Noonan left Bill Hannan share secrets 1IJ i-iigntmasters Annual Hannah-s C02 Farman Moustique took third 1978 Woodvale Unofficial FF Internats also FM Annual Noonans 1929 62-in Messerschmitt 205 Jumbo Rubber ship two pilots eight pas sengers carved published Model viation Photo Phyllis Warner run-down state See sketch 4 ad justable screw stop back nose block provides positive lock small spring out ahead prop providing tension keep slightly-wound motor drooping doing mischief prop spins merrily away its own bear ings no binding whatever youre enough masochist build Contest Standard maybe braiding job rubber would First make up multiple-loop motor install help ever-present empty-handed spectator holds loops save winding put 100 turns Give strand friend wind another direc tion clockwise have THE SIMPL ES Ti FINE WIRE LATCH 72 -7 SCREEN DOOR HOOKS LIKE TUBING CD4MS CAN BE HOMEMADE PROM TUBING 9HEET METAL / OR EVEN SPLIT-LOCK WASHER HOOK THIS HOOK LOOKS NEATEST BUTTHIS KIND S/ER TO AND LOCK THE MOT II SWING-FREE GRAVITY- ESCAPEMENT ESEL F LOCKING SELF-LOCKING TYPES CAN BE USED / -I--- CLOSED IN SPINNER THE BELT 7-Ki -0 7LOCKED POSITION BUCKLE AND SWING LATCH FREE WHEEL 1/46 Sketches 1 6 drawn Paul Mclllrath nowdefunct Sig Aeromodeller magazine reprinted permission both Paul Glen Sigafoose Sketches 7 8 illustrate popular free-wheeler used West Coast fliers drawn author 52 Model Aviation PLASTICS USE TH/8 CAM 0 THE CONTEST S TANDARD DI USES SPRING TO EITHER 9 SPRING S WILL WORK winds ioop unto itself gather loose ends onto winder wind together opposite di rection wind motor fly instead letting model go hang prop spins freely motor runs down youre home free binds may have rebraid let out winds braid reduce end-tension prop spins fine allows bunch knots form rear plane need add turns loop braided motor pull up Braided mo tors especially effective planes have undesirable feature having rubber motor behind wing front modelers move peg forward up rubber weight centered CG usually about 1/3 way back leading escapement tube thread epoxy have noticed West Coast fliers use belt buckle locking device shown sketches 7 8 Seems job swing-latch should just far enough out blade clear buckle part prop shaft length latch should just take past prop shaft enters hub edge have used escapement type shown sketch 6 years find quite Bob Peck recommends book coneasy foolproof prefer bind Continued page 108 January1979 53 Dale Sebring made Jumbo Fokker E-3 Note rubber peg position midway between wing stabilizer aid glide trim Bill Warner photo Curtiss -right y Dick Seifreed seen Flightmasters Annud-wheeler neatly hidden under spinner Large high-pitch prop meKu free-wheeling must eye-catching model snapped Bill Warner Warner pensively regards 1914 Lee-Richards No3 Annular Mono plane First electric scale Flightmasters Annual Astro-Flight 02 weight 1O oz 265 sq wing Phyllis Warner pic Jumbo scale Gere Sport now available Gene DuBois Models needs free-wheeler load rubber winner MacDonald S-21 flown P-30 Scale Bill Warner has spiral ramp molded-4n free-wheeler vacu4ormed spinner Bead shaft keeps prop hitting spinner glide Took fourth Woodvale Compte AC-4 author one-man movement has tried true escapement free-wheeler Model good flier six years U R T S S V PLANS BY RALPH BECK NOW AVAILABLE FROM lloaoe ENT CORP P0 BOX 9641 SAN DIEGO CALIFORNIA 92109 SEND lX FOR COMPLETE CATALOG OF AIRCRAFT HARDWARE & ACCESSORIESPLUS DESCRIPTIVE jENNY BROCHURE 1931 Gee Bee Super Sportster 1SIe IGeneral Arrange ICatalog 25c w T By1 Imont Drawing Bill Given ERNISTIC MODELS PO BOX 6974 ALBUO NM 87197 placement rather firmly tixed wing sockets mounted motor stick angular difference cidence between wing horizontal stabilizer Most fliers move wing posts up down sockets set wing cidence works quite well However few disadvantages moving wing posts least being quandry set posts first test flight fliers have found models have much repeatable performance wing posts cut proper length bottom out bottom sockets work Note Fig bottom socket has plug balsa glued firmly bottom motor stick Actually plug sharpened can extend out bot tom motor stick glued trimmed flush very im portant bottom end socket anchored motor sticks natural torsion resistance helps stabilize wings tendency twist under flight loads post fully inserted socket part available torsional leverage being used possibility post can slip out socket under load So instead making tiny marks post during test flying remember right mark cut off tiny bit longer post finger nail clippers ideal fully insert post again After flight trim finished wing posts automatically set up almost perfect flight adjustment next session What need change least two ways change incidence after cutting posts length Obviously minor trimming can done next session However too changes needed wing posts growth will appear stunted Stan Chilton uses variable incidence stabilizer models allows very fine tuning flight trim Stans setup doubly useful can seen photo Although sta bilizer bracing wires show photo leading edge rudder ex tends through stab about 11/2 inches serves bracing post also very close study photo shows tiny paper socket end tail boom post/leading edge going through socket tail boom shorter therefore lighter stabilizer incidence easily adjustable Take Close Look eyesight 20-20 glasses poor light indoor sites makes hard see tiny details models way im prove vision use magnifier such worn Fry Rodemsky photo Like other fliers Fry uses rubber 0-rings motors allow easier handling better torque control see section 0-rings previous column p 55 July 78 MA Sometimes 0-rings hard see proper hookup Flying Planned Aug 78 MA reported indoor activity throughout Midwest several other areas hold reg ular indoor sessions contests during Fall Winter months longest stretch activity occurs Miami Flor ida using Goodyear hangar Opa Locka Airport Miami Contact Dr John Martin 3227 Darwin St Miami FL 33133 details Also Ron Wil liams 1364 Lexington Ave New York NY 10028 has managed establish regular flying sessions Low Library Rotunda Columbia University New York City Another regular activity area Glastonbury Connecticut George Armstead ramrods monthly ses sions Contact George 89 Harvest Lane Glastonbury CT 06037 specific infor mation Visit groups area fly regularly live close enough---they nice friendly people Bud Tenny PO Box 545 Richardson TX 75080 FF Sport/Scale/Warner continued page 53 tains Smithsonians aeroplanes 3-view form $275 Title Aircraft National Air Space Museum Check money orders can made out above museum c/o Smithsonian Institution Washington DC 20566 nine-inch Peanut controversy has drawn fire sides com batants sending remote 3-views planes built nine-inch fuse lage would qualify Jumbo Nothing daunted dug up weirdo qualifies under present 13 wing span rule about 22 length around 250 sq descendant boxkite John Mar tins Boxmoth proves nothing except wing span alone doth make Pea nut Its spirit counts Frank Scott Dayton Buzzin Buzzards says Lets leave rules alone Ed Hopkins Fillmore CA suggests uniform 1/24 scale Flightmaster James Dean thinks area rule would about idea called Mooney Judging after its originator Planes ranked best worst point best 2 points next best etc score added flight placing makes low-score wins situation CD contestants agreeing before hand whether ties broken scale flying scores judges bound set ridiculous constricting rules can place Fike Lacey Forbes-Arnold right down line An interesting alternative takes some time tabulate having contestant rate planes giving hers top score possible Add em up average em No complaints Most people have pretty good idea what Peanut Let rest fly AMA rubber scale Manhat tan Cabin Bill Warner 423-C San Vicente Blvd. Santa Monica CA 90402 Wright Flight/Berliner continued page 60 basics flight control moved Biplane Glider 2 flown July August 1901 Kitty Hawk span 22 feet wing area 290 sq ft fully capable carrying man under variety wind conditions made some 60 flights longest almost 400 feet Like Bi plane Glider front elevator no vertical rudder fixed surface Wing warping now controlled hip cradle although flew better its predecessor lot changes would ob viously have made before could consider themselves flying late summer 1902 brought out Biplane Glider 3 built re sult extensive research means control machine grown wingspan 32 area 305 sq ft much greater aspect ratio reduced span-loading first twin rearmounted vertical fins directional sta bility supposed counteract disturbing tendency downwarped wing lag behind increase bank turn supposed correct What happening 108 Model Aviation REPLA-TECH MC KENZIE HWY PLAN S VIDA OREGON 97469____________
Edition: Model Aviation - 1979/01
Page Numbers: 51, 52, 53, 108
Free Flight Scale -Sport Bill Warner TWA Month months thermal worthy airplane Zero Iron Mike Midkiff did five minutes mile cross-country relatively windy thermal ship R Peck design 18 wing span 7 X 16 pitch prop two ioops /8 rubber 22 long weight just over ounce minus motor Mike built landing gear down seemed actually help per formance windier got better plane flew large amount down right thrust needed due short nose way plane would fly left-left Have scale job proved thermal-worthy send vital statistics share others just dying lose models secrets plane will thermal good free-wheeling prop Iron Mike has say about large high-pitch prop extremely efficient providing thrust spread over long unwinding period real must duration comes glide portion flight prop real drag no way ac ceptable glide can achieved either folding blades back free wheeling prop something satisfying about seeing prop turning time opposed blades folded against cowl Some free-wheelers very simple like small lock-washer epoxied prop sketch 2 Some can rather elab orate spring-tensioning device tube bearing-sleeve allows frictionless free-wheeling rubber tension left free-wheeling device must strong enough withstand fully-wound motor arne time allow prop spin easily glide Bench-wind motor prop nose-block sembly check its operation before fly nothing frustrating jammed free-wheeler 200 feet air putting model steep spiral Mike acknowledges just freewheeler may enough solve glide problem braiding motor may needed As probably know rubber motors have nasty tendency bunch up run down use extra-long variety always floor usually tail model couple ways around CG-changing glideruining phenomenon use goodie stops motor before gets January 1979 51 argues 9-in fuselage rule Peanut w - large m 13-in span rule eisa does 1909 Forbes-Arnold has 250 i g iron Mike Midkiff made months TWA selection Thermal Worthy Aircraft 18-in Zero did five minutes flew mile Midkiff photo Bill Noonan left Bill Hannan share secrets 1IJ i-iigntmasters Annual Hannah-s C02 Farman Moustique took third 1978 Woodvale Unofficial FF Internats also FM Annual Noonans 1929 62-in Messerschmitt 205 Jumbo Rubber ship two pilots eight pas sengers carved published Model viation Photo Phyllis Warner run-down state See sketch 4 ad justable screw stop back nose block provides positive lock small spring out ahead prop providing tension keep slightly-wound motor drooping doing mischief prop spins merrily away its own bear ings no binding whatever youre enough masochist build Contest Standard maybe braiding job rubber would First make up multiple-loop motor install help ever-present empty-handed spectator holds loops save winding put 100 turns Give strand friend wind another direc tion clockwise have THE SIMPL ES Ti FINE WIRE LATCH 72 -7 SCREEN DOOR HOOKS LIKE TUBING CD4MS CAN BE HOMEMADE PROM TUBING 9HEET METAL / OR EVEN SPLIT-LOCK WASHER HOOK THIS HOOK LOOKS NEATEST BUTTHIS KIND S/ER TO AND LOCK THE MOT II SWING-FREE GRAVITY- ESCAPEMENT ESEL F LOCKING SELF-LOCKING TYPES CAN BE USED / -I--- CLOSED IN SPINNER THE BELT 7-Ki -0 7LOCKED POSITION BUCKLE AND SWING LATCH FREE WHEEL 1/46 Sketches 1 6 drawn Paul Mclllrath nowdefunct Sig Aeromodeller magazine reprinted permission both Paul Glen Sigafoose Sketches 7 8 illustrate popular free-wheeler used West Coast fliers drawn author 52 Model Aviation PLASTICS USE TH/8 CAM 0 THE CONTEST S TANDARD DI USES SPRING TO EITHER 9 SPRING S WILL WORK winds ioop unto itself gather loose ends onto winder wind together opposite di rection wind motor fly instead letting model go hang prop spins freely motor runs down youre home free binds may have rebraid let out winds braid reduce end-tension prop spins fine allows bunch knots form rear plane need add turns loop braided motor pull up Braided mo tors especially effective planes have undesirable feature having rubber motor behind wing front modelers move peg forward up rubber weight centered CG usually about 1/3 way back leading escapement tube thread epoxy have noticed West Coast fliers use belt buckle locking device shown sketches 7 8 Seems job swing-latch should just far enough out blade clear buckle part prop shaft length latch should just take past prop shaft enters hub edge have used escapement type shown sketch 6 years find quite Bob Peck recommends book coneasy foolproof prefer bind Continued page 108 January1979 53 Dale Sebring made Jumbo Fokker E-3 Note rubber peg position midway between wing stabilizer aid glide trim Bill Warner photo Curtiss -right y Dick Seifreed seen Flightmasters Annud-wheeler neatly hidden under spinner Large high-pitch prop meKu free-wheeling must eye-catching model snapped Bill Warner Warner pensively regards 1914 Lee-Richards No3 Annular Mono plane First electric scale Flightmasters Annual Astro-Flight 02 weight 1O oz 265 sq wing Phyllis Warner pic Jumbo scale Gere Sport now available Gene DuBois Models needs free-wheeler load rubber winner MacDonald S-21 flown P-30 Scale Bill Warner has spiral ramp molded-4n free-wheeler vacu4ormed spinner Bead shaft keeps prop hitting spinner glide Took fourth Woodvale Compte AC-4 author one-man movement has tried true escapement free-wheeler Model good flier six years U R T S S V PLANS BY RALPH BECK NOW AVAILABLE FROM lloaoe ENT CORP P0 BOX 9641 SAN DIEGO CALIFORNIA 92109 SEND lX FOR COMPLETE CATALOG OF AIRCRAFT HARDWARE & ACCESSORIESPLUS DESCRIPTIVE jENNY BROCHURE 1931 Gee Bee Super Sportster 1SIe IGeneral Arrange ICatalog 25c w T By1 Imont Drawing Bill Given ERNISTIC MODELS PO BOX 6974 ALBUO NM 87197 placement rather firmly tixed wing sockets mounted motor stick angular difference cidence between wing horizontal stabilizer Most fliers move wing posts up down sockets set wing cidence works quite well However few disadvantages moving wing posts least being quandry set posts first test flight fliers have found models have much repeatable performance wing posts cut proper length bottom out bottom sockets work Note Fig bottom socket has plug balsa glued firmly bottom motor stick Actually plug sharpened can extend out bot tom motor stick glued trimmed flush very im portant bottom end socket anchored motor sticks natural torsion resistance helps stabilize wings tendency twist under flight loads post fully inserted socket part available torsional leverage being used possibility post can slip out socket under load So instead making tiny marks post during test flying remember right mark cut off tiny bit longer post finger nail clippers ideal fully insert post again After flight trim finished wing posts automatically set up almost perfect flight adjustment next session What need change least two ways change incidence after cutting posts length Obviously minor trimming can done next session However too changes needed wing posts growth will appear stunted Stan Chilton uses variable incidence stabilizer models allows very fine tuning flight trim Stans setup doubly useful can seen photo Although sta bilizer bracing wires show photo leading edge rudder ex tends through stab about 11/2 inches serves bracing post also very close study photo shows tiny paper socket end tail boom post/leading edge going through socket tail boom shorter therefore lighter stabilizer incidence easily adjustable Take Close Look eyesight 20-20 glasses poor light indoor sites makes hard see tiny details models way im prove vision use magnifier such worn Fry Rodemsky photo Like other fliers Fry uses rubber 0-rings motors allow easier handling better torque control see section 0-rings previous column p 55 July 78 MA Sometimes 0-rings hard see proper hookup Flying Planned Aug 78 MA reported indoor activity throughout Midwest several other areas hold reg ular indoor sessions contests during Fall Winter months longest stretch activity occurs Miami Flor ida using Goodyear hangar Opa Locka Airport Miami Contact Dr John Martin 3227 Darwin St Miami FL 33133 details Also Ron Wil liams 1364 Lexington Ave New York NY 10028 has managed establish regular flying sessions Low Library Rotunda Columbia University New York City Another regular activity area Glastonbury Connecticut George Armstead ramrods monthly ses sions Contact George 89 Harvest Lane Glastonbury CT 06037 specific infor mation Visit groups area fly regularly live close enough---they nice friendly people Bud Tenny PO Box 545 Richardson TX 75080 FF Sport/Scale/Warner continued page 53 tains Smithsonians aeroplanes 3-view form $275 Title Aircraft National Air Space Museum Check money orders can made out above museum c/o Smithsonian Institution Washington DC 20566 nine-inch Peanut controversy has drawn fire sides com batants sending remote 3-views planes built nine-inch fuse lage would qualify Jumbo Nothing daunted dug up weirdo qualifies under present 13 wing span rule about 22 length around 250 sq descendant boxkite John Mar tins Boxmoth proves nothing except wing span alone doth make Pea nut Its spirit counts Frank Scott Dayton Buzzin Buzzards says Lets leave rules alone Ed Hopkins Fillmore CA suggests uniform 1/24 scale Flightmaster James Dean thinks area rule would about idea called Mooney Judging after its originator Planes ranked best worst point best 2 points next best etc score added flight placing makes low-score wins situation CD contestants agreeing before hand whether ties broken scale flying scores judges bound set ridiculous constricting rules can place Fike Lacey Forbes-Arnold right down line An interesting alternative takes some time tabulate having contestant rate planes giving hers top score possible Add em up average em No complaints Most people have pretty good idea what Peanut Let rest fly AMA rubber scale Manhat tan Cabin Bill Warner 423-C San Vicente Blvd. Santa Monica CA 90402 Wright Flight/Berliner continued page 60 basics flight control moved Biplane Glider 2 flown July August 1901 Kitty Hawk span 22 feet wing area 290 sq ft fully capable carrying man under variety wind conditions made some 60 flights longest almost 400 feet Like Bi plane Glider front elevator no vertical rudder fixed surface Wing warping now controlled hip cradle although flew better its predecessor lot changes would ob viously have made before could consider themselves flying late summer 1902 brought out Biplane Glider 3 built re sult extensive research means control machine grown wingspan 32 area 305 sq ft much greater aspect ratio reduced span-loading first twin rearmounted vertical fins directional sta bility supposed counteract disturbing tendency downwarped wing lag behind increase bank turn supposed correct What happening 108 Model Aviation REPLA-TECH MC KENZIE HWY PLAN S VIDA OREGON 97469____________
Edition: Model Aviation - 1979/01
Page Numbers: 51, 52, 53, 108
Free Flight Scale -Sport Bill Warner TWA Month months thermal worthy airplane Zero Iron Mike Midkiff did five minutes mile cross-country relatively windy thermal ship R Peck design 18 wing span 7 X 16 pitch prop two ioops /8 rubber 22 long weight just over ounce minus motor Mike built landing gear down seemed actually help per formance windier got better plane flew large amount down right thrust needed due short nose way plane would fly left-left Have scale job proved thermal-worthy send vital statistics share others just dying lose models secrets plane will thermal good free-wheeling prop Iron Mike has say about large high-pitch prop extremely efficient providing thrust spread over long unwinding period real must duration comes glide portion flight prop real drag no way ac ceptable glide can achieved either folding blades back free wheeling prop something satisfying about seeing prop turning time opposed blades folded against cowl Some free-wheelers very simple like small lock-washer epoxied prop sketch 2 Some can rather elab orate spring-tensioning device tube bearing-sleeve allows frictionless free-wheeling rubber tension left free-wheeling device must strong enough withstand fully-wound motor arne time allow prop spin easily glide Bench-wind motor prop nose-block sembly check its operation before fly nothing frustrating jammed free-wheeler 200 feet air putting model steep spiral Mike acknowledges just freewheeler may enough solve glide problem braiding motor may needed As probably know rubber motors have nasty tendency bunch up run down use extra-long variety always floor usually tail model couple ways around CG-changing glideruining phenomenon use goodie stops motor before gets January 1979 51 argues 9-in fuselage rule Peanut w - large m 13-in span rule eisa does 1909 Forbes-Arnold has 250 i g iron Mike Midkiff made months TWA selection Thermal Worthy Aircraft 18-in Zero did five minutes flew mile Midkiff photo Bill Noonan left Bill Hannan share secrets 1IJ i-iigntmasters Annual Hannah-s C02 Farman Moustique took third 1978 Woodvale Unofficial FF Internats also FM Annual Noonans 1929 62-in Messerschmitt 205 Jumbo Rubber ship two pilots eight pas sengers carved published Model viation Photo Phyllis Warner run-down state See sketch 4 ad justable screw stop back nose block provides positive lock small spring out ahead prop providing tension keep slightly-wound motor drooping doing mischief prop spins merrily away its own bear ings no binding whatever youre enough masochist build Contest Standard maybe braiding job rubber would First make up multiple-loop motor install help ever-present empty-handed spectator holds loops save winding put 100 turns Give strand friend wind another direc tion clockwise have THE SIMPL ES Ti FINE WIRE LATCH 72 -7 SCREEN DOOR HOOKS LIKE TUBING CD4MS CAN BE HOMEMADE PROM TUBING 9HEET METAL / OR EVEN SPLIT-LOCK WASHER HOOK THIS HOOK LOOKS NEATEST BUTTHIS KIND S/ER TO AND LOCK THE MOT II SWING-FREE GRAVITY- ESCAPEMENT ESEL F LOCKING SELF-LOCKING TYPES CAN BE USED / -I--- CLOSED IN SPINNER THE BELT 7-Ki -0 7LOCKED POSITION BUCKLE AND SWING LATCH FREE WHEEL 1/46 Sketches 1 6 drawn Paul Mclllrath nowdefunct Sig Aeromodeller magazine reprinted permission both Paul Glen Sigafoose Sketches 7 8 illustrate popular free-wheeler used West Coast fliers drawn author 52 Model Aviation PLASTICS USE TH/8 CAM 0 THE CONTEST S TANDARD DI USES SPRING TO EITHER 9 SPRING S WILL WORK winds ioop unto itself gather loose ends onto winder wind together opposite di rection wind motor fly instead letting model go hang prop spins freely motor runs down youre home free binds may have rebraid let out winds braid reduce end-tension prop spins fine allows bunch knots form rear plane need add turns loop braided motor pull up Braided mo tors especially effective planes have undesirable feature having rubber motor behind wing front modelers move peg forward up rubber weight centered CG usually about 1/3 way back leading escapement tube thread epoxy have noticed West Coast fliers use belt buckle locking device shown sketches 7 8 Seems job swing-latch should just far enough out blade clear buckle part prop shaft length latch should just take past prop shaft enters hub edge have used escapement type shown sketch 6 years find quite Bob Peck recommends book coneasy foolproof prefer bind Continued page 108 January1979 53 Dale Sebring made Jumbo Fokker E-3 Note rubber peg position midway between wing stabilizer aid glide trim Bill Warner photo Curtiss -right y Dick Seifreed seen Flightmasters Annud-wheeler neatly hidden under spinner Large high-pitch prop meKu free-wheeling must eye-catching model snapped Bill Warner Warner pensively regards 1914 Lee-Richards No3 Annular Mono plane First electric scale Flightmasters Annual Astro-Flight 02 weight 1O oz 265 sq wing Phyllis Warner pic Jumbo scale Gere Sport now available Gene DuBois Models needs free-wheeler load rubber winner MacDonald S-21 flown P-30 Scale Bill Warner has spiral ramp molded-4n free-wheeler vacu4ormed spinner Bead shaft keeps prop hitting spinner glide Took fourth Woodvale Compte AC-4 author one-man movement has tried true escapement free-wheeler Model good flier six years U R T S S V PLANS BY RALPH BECK NOW AVAILABLE FROM lloaoe ENT CORP P0 BOX 9641 SAN DIEGO CALIFORNIA 92109 SEND lX FOR COMPLETE CATALOG OF AIRCRAFT HARDWARE & ACCESSORIESPLUS DESCRIPTIVE jENNY BROCHURE 1931 Gee Bee Super Sportster 1SIe IGeneral Arrange ICatalog 25c w T By1 Imont Drawing Bill Given ERNISTIC MODELS PO BOX 6974 ALBUO NM 87197 placement rather firmly tixed wing sockets mounted motor stick angular difference cidence between wing horizontal stabilizer Most fliers move wing posts up down sockets set wing cidence works quite well However few disadvantages moving wing posts least being quandry set posts first test flight fliers have found models have much repeatable performance wing posts cut proper length bottom out bottom sockets work Note Fig bottom socket has plug balsa glued firmly bottom motor stick Actually plug sharpened can extend out bot tom motor stick glued trimmed flush very im portant bottom end socket anchored motor sticks natural torsion resistance helps stabilize wings tendency twist under flight loads post fully inserted socket part available torsional leverage being used possibility post can slip out socket under load So instead making tiny marks post during test flying remember right mark cut off tiny bit longer post finger nail clippers ideal fully insert post again After flight trim finished wing posts automatically set up almost perfect flight adjustment next session What need change least two ways change incidence after cutting posts length Obviously minor trimming can done next session However too changes needed wing posts growth will appear stunted Stan Chilton uses variable incidence stabilizer models allows very fine tuning flight trim Stans setup doubly useful can seen photo Although sta bilizer bracing wires show photo leading edge rudder ex tends through stab about 11/2 inches serves bracing post also very close study photo shows tiny paper socket end tail boom post/leading edge going through socket tail boom shorter therefore lighter stabilizer incidence easily adjustable Take Close Look eyesight 20-20 glasses poor light indoor sites makes hard see tiny details models way im prove vision use magnifier such worn Fry Rodemsky photo Like other fliers Fry uses rubber 0-rings motors allow easier handling better torque control see section 0-rings previous column p 55 July 78 MA Sometimes 0-rings hard see proper hookup Flying Planned Aug 78 MA reported indoor activity throughout Midwest several other areas hold reg ular indoor sessions contests during Fall Winter months longest stretch activity occurs Miami Flor ida using Goodyear hangar Opa Locka Airport Miami Contact Dr John Martin 3227 Darwin St Miami FL 33133 details Also Ron Wil liams 1364 Lexington Ave New York NY 10028 has managed establish regular flying sessions Low Library Rotunda Columbia University New York City Another regular activity area Glastonbury Connecticut George Armstead ramrods monthly ses sions Contact George 89 Harvest Lane Glastonbury CT 06037 specific infor mation Visit groups area fly regularly live close enough---they nice friendly people Bud Tenny PO Box 545 Richardson TX 75080 FF Sport/Scale/Warner continued page 53 tains Smithsonians aeroplanes 3-view form $275 Title Aircraft National Air Space Museum Check money orders can made out above museum c/o Smithsonian Institution Washington DC 20566 nine-inch Peanut controversy has drawn fire sides com batants sending remote 3-views planes built nine-inch fuse lage would qualify Jumbo Nothing daunted dug up weirdo qualifies under present 13 wing span rule about 22 length around 250 sq descendant boxkite John Mar tins Boxmoth proves nothing except wing span alone doth make Pea nut Its spirit counts Frank Scott Dayton Buzzin Buzzards says Lets leave rules alone Ed Hopkins Fillmore CA suggests uniform 1/24 scale Flightmaster James Dean thinks area rule would about idea called Mooney Judging after its originator Planes ranked best worst point best 2 points next best etc score added flight placing makes low-score wins situation CD contestants agreeing before hand whether ties broken scale flying scores judges bound set ridiculous constricting rules can place Fike Lacey Forbes-Arnold right down line An interesting alternative takes some time tabulate having contestant rate planes giving hers top score possible Add em up average em No complaints Most people have pretty good idea what Peanut Let rest fly AMA rubber scale Manhat tan Cabin Bill Warner 423-C San Vicente Blvd. Santa Monica CA 90402 Wright Flight/Berliner continued page 60 basics flight control moved Biplane Glider 2 flown July August 1901 Kitty Hawk span 22 feet wing area 290 sq ft fully capable carrying man under variety wind conditions made some 60 flights longest almost 400 feet Like Bi plane Glider front elevator no vertical rudder fixed surface Wing warping now controlled hip cradle although flew better its predecessor lot changes would ob viously have made before could consider themselves flying late summer 1902 brought out Biplane Glider 3 built re sult extensive research means control machine grown wingspan 32 area 305 sq ft much greater aspect ratio reduced span-loading first twin rearmounted vertical fins directional sta bility supposed counteract disturbing tendency downwarped wing lag behind increase bank turn supposed correct What happening 108 Model Aviation REPLA-TECH MC KENZIE HWY PLAN S VIDA OREGON 97469____________