Dr D B Math ws SUMMER HOW has summer Manage lots trips flying site Take some fly-ins contests Meet some new people share steal some good ideas flights maxes loops perfect landings lOs sort doubt isnt pursuit perfection fun Consider boring modeling would could attain perfection matter consider boring bowling golfing fishing etc would always attained perfection Ive never attained perfection doubt have either isnt quest perfection what drives us However must also observe caution Perfection must goal obsession Enjoy pursuit dont let failure ruin day cant deal shortcomings failures modeling certainly hobby choice Modeling rampant failure its natureas know cant handle less-thanperfector outright failurewont stay model airplanes long other hand what great feeling things go well catch monster thermal get perfect motor run stick perfect wheel landing orfor mattergo home same number model parts arrived Perhaps definition modeler has fun hobby someone constant pursuit perfection mature enough handle failure style grace What think ON SUBFINS June 1992 column expressed confusion over need subfins some float-equipped models Scale nonscale others dont require Several readers responded explanations understandable came Le Roy Day Rockville Maryland Let quote verbatim letter Enjoyed article float flying June issue experience 40sized Beaver Sullivan floats showed slight positive angle incidence about two degrees wing relative floats made easy takeoff wing exactly parallel floats great highspeed taxi capability no lift-off slight positive angle wing relative floats exactly what done full-scale aircraft no technical correlation between type airfoil used whether airplane high- low-wing October1992 35 909 N Maize Rd Townhouse 734 Wichita KS 76212 Talk about Slope Soaring Dr Paul Schiegel says lift sIope near Gunnison CO great its tough find somewhere smooth land Another 1/2A fan jet Nope look closely youll see Astro 05 cobalt turning Cox reverse-pitch plastic prop George Sauer Wichita KS enlarged published version 25% Its very aerobatic gets six eight minutes 1 800-mAh battery packs need subfin provide adequate yaw stability airplane quite stable yaw long tail moment large vertical tail area floats may need subfin floats floats added airplane portion side area forward CG destabilizing yaw opposite effect tail aft CG course side area floats aft contributes some small amount positive yaw stability forward area usually dominates Hence need usually add additional vertical surface get back same degree yaw stability look side view airplane floats think can visualize easily worrying about engineering Le Roy independent aerospace management consultant Need say WEATHERS WESTERNER referring Westerners really necessary preface name designers name two distinctly different Free Flight designsboth eligible SAM useby name absolutely beautiful Weathers design included month published MAN May 1938 eight-footer later semipylon configuration Don Foote published Air Trails August 1943 Additionally Foote design killed several sizes Model Hobby Products highly successful West Coast contest machine just before WW II other hand usual Weathers concept directed much competing beauty later 10-foot pioneer RC version written up MAN never published Eut Tileston 1800 Carmelo Drive Carmichael CA 95606 has scaled Weathers design up down appropriate structural sizes As often has Eut has proved Weathers Westerner nice look very competitive SAM events Eut has drawings available sizes ranging 108 67 sized accommodate SAM size/engine requirements various classes Write Eut details prices also has available Gross Flying Wing 1941 New Cyclone Lancer several sizes three-views photos see April 1988 column Grossing Wing June 1985 Lancer ARE YOU BALANCED last column mentioned marginal understanding among newer RC fliers importance balancing 36 Model Aviation Plans Demeco KITS like WIS 47 wipe available Fran Ptaskiewicz 23 Marlee Dr Towanda NY 14150 John R Walker Charlottesville VA scratch-built CO2 FF Curtiss Swift enlarged three-views Donna Burts Lynn Haven FL Fly Baby construction article October 1990 Model Aviation Joe Weatherss beautiful Westerner reduced 575 sq Eut Tileston frontrotor Ohlsson Rice 60 antique ignition engine wingspan 80 Left Culver Dart NC 20941 82 EAA Fly-In Oshkosh Wisconsin Right Dart converted flat engine has touch French Jodel about somehow isnt production version mentioned text Both photos taken Jim Alaback started hobby 10-cent hand-launched gliders following obvious instinctive Unfortunately modelers buy ready-to-fly prebuilt models presume have no need balance have seen it both irritating tragic Im going quote Getting Started guide wrote Ace R/C vent feelings Incidentally handbook available separate item would worth considering present someone getting started hobby part club library newcomers Im prejudiced sure really some excellent material previously removed tank repair faulty ldunk simplify getting tank out removed battery pack well reinstalled tank difficult stuff battery under tank plenty room ahead servos placed pack there. point know Jumbo aircraft suddenly became unstable pitch roll tail-heavynot much enough mess up flight characteristics dangerously great deal grief could have prevented owner rechecked balance point after working model Just little tail- nose-heavy bit like little dead little pregnant just isnt room compromise situations WAY OFF BASE August 92 column got messed up Driggs/ Culver Dart thing Contrary what thought totally different aircraft dont look alike Please disregard error try forgive make matters embarrassing Jim Alaback San Diego wrote up Culver Dart June issue Aero News Strangely club must absolutely certain model balances point shown CG Balance Point drawings Carefully mark point models wing fuselage side Pick up assembled model using fingertips beam placing marks Keep fingertips near fuselage model properly balanced should hang level floor pick up tail hangs down means model tail-heavy would very unsafe fly model needs nose weight add slight increase gross weight still much safer trying fly tail-heavy model tail-heavy model will totally unstable uncontrollable Weve seen new models destroyed tailheaviness other causes combined tail-heavy modelwillcrash. always Should model hang nose down obviously nose-heavy nearly dangerous models longevity tailheaviness since will actually stable within reason However nose-heavy models tend sluggish controls will produce tendency steep angle descent landing making difficult flare out touchdown model airplane must individually balanced simply because too variables wood density adhesive quantities used finishing materials size location radio equipment etc model balance exactly like another So fundamental stuff applies beginnersright Wrong recently told situation veteran fliers Jumbo model flown repeatedly good results sudden big model became wild squirrelly owner several other pilots fly thing landing takeoff problems After checking out systems finding nothing amiss owner concluded something gone wrong radio returned entire system service department could find nothing wrong receiver servos switch battery pack As owner reinstalling returned radio system dawned him problem originated newsletter arrived just about time too late correct material After reading John Underwoods Monocoupes Men find got far afield subject Ivan H Driggs involved development Monocoupe D- 145 came firm after previously developing aircraft called Driggs Dart Donald Luscombe later left Kansas City another story Jim Alaback has personal interest Culver Dart aircraft learned fly Parks Air College St Louis beginning summer 1942 short article Aero News much comprehensive article wrote Air Wars several interesting things bear sharing mentioned As example mentioned several Al Mooney aircraft designs write-up Jim says Mooney responsible 23 different aircraft ranging M-1 1925 Alexander Aircraft through M-23 did Lockheed Georgia 1968 latter dont know Anyone Mooneys 10th design become Culver Dart originally done Monocoupe Aircraft Moline Illinois 1935 open-cockpit two-seat side-by-side unit intended trainer addition Monocoupe line originally designated Model G Monoprep placed production interesting 1929 Mono Aircraft Co produced sold Monoprep high-wing opencockpit version Monocoupe Im sensitive since designed 40-cuin-size semiscale model published MAN June 1981 Obviously name revived Mooneys design See 1937 Mooney modified prototype include cockpit enclosure new NACA engine cowling intent place sport category name changed Monoprep Monosport Monocoupe dealer named Knight Culver Columbus Ohio visited factory during summer 1937 flew Monosport prototype liked expressed interest buying project Monocoupe purchased enough parts tooling three about $25000 $30000 As Alaback says article Im reviewing doesnt seem like much until realize amount would have bought about 15 new Cadillacs time Parks Air College purchased four units Columbus Ohio factory 1938 1939 powered Lambert three Warners Jim details color markings aircraft relates several wild flight accidents students trained Darts also mentions aerobatic version flown Rod Jocelyn 1952-54 era Two Darts appear 1958 air racing movie Tarnished Angels Along Darts movie stars Dorothy Malone Robert Stack Rock Hudson believe its available videotape end WW II Darts design its tooling purchased Applegate Weyant production resumed Tecumseh Michigan What makes interesting Darts modified use flat six-cylinder Continentals Jim has photo version well Available records indicate total production run 61 Darts Oddly approximately 25 still flying Should photo full-size aircraft plus model photo August column stimulate model delightful bulldog airplane invited contact Jim Alaback 12399 Nacido Drive San Diego CA 92128 telephone 619 487-6716 has sufficient three-views photos almost Scale project AND THE DAYS GROW SHORT. reach September issue should coming about time year though know full well flying season northern climes winding down absolutely gorgeous days fall still lie ahead provide opportunities get out Fly Fun So send some pictures already 4EAA Eagles Continued page 33 direct energy enthusiasm potential positive fulfilling activities like aviation open doors new exciting horizons program offers young people chance become actively involved aviation doing will challenged look world new perspective explore opportunities transcend aviation Young Eagles Program important efforts EAA has ever undertaken Eagle Flight participant will experience unique freedom made possible flight experience will shared EAA member pilot will called Eagle Flight Leader success depends great deal commitment dedication pilots also first aviation experience early age will also consider partnership programs other youth aviation organizations Cliff Robertson Honorary Young Eagles Chairman famous actor renowned aviator joined Poberezny #4U1 UIiUK Easiest hinge tool available $325 Finest w SEND SELFADORESSED STAMPED EN VELOPE FOR CATALOG #101 EXTRA HANDS Makes covering easy $1775 3151 CARAVELLE LAKE HAVASU CITY AZ 86403 602 453-7970 Building Tools Available 38 Model Aviation ELDON J LIND CO entire as~ bUild IA #3o1p
Edition: Model Aviation - 1992/10
Page Numbers: 35, 36, 37, 38
Dr D B Math ws SUMMER HOW has summer Manage lots trips flying site Take some fly-ins contests Meet some new people share steal some good ideas flights maxes loops perfect landings lOs sort doubt isnt pursuit perfection fun Consider boring modeling would could attain perfection matter consider boring bowling golfing fishing etc would always attained perfection Ive never attained perfection doubt have either isnt quest perfection what drives us However must also observe caution Perfection must goal obsession Enjoy pursuit dont let failure ruin day cant deal shortcomings failures modeling certainly hobby choice Modeling rampant failure its natureas know cant handle less-thanperfector outright failurewont stay model airplanes long other hand what great feeling things go well catch monster thermal get perfect motor run stick perfect wheel landing orfor mattergo home same number model parts arrived Perhaps definition modeler has fun hobby someone constant pursuit perfection mature enough handle failure style grace What think ON SUBFINS June 1992 column expressed confusion over need subfins some float-equipped models Scale nonscale others dont require Several readers responded explanations understandable came Le Roy Day Rockville Maryland Let quote verbatim letter Enjoyed article float flying June issue experience 40sized Beaver Sullivan floats showed slight positive angle incidence about two degrees wing relative floats made easy takeoff wing exactly parallel floats great highspeed taxi capability no lift-off slight positive angle wing relative floats exactly what done full-scale aircraft no technical correlation between type airfoil used whether airplane high- low-wing October1992 35 909 N Maize Rd Townhouse 734 Wichita KS 76212 Talk about Slope Soaring Dr Paul Schiegel says lift sIope near Gunnison CO great its tough find somewhere smooth land Another 1/2A fan jet Nope look closely youll see Astro 05 cobalt turning Cox reverse-pitch plastic prop George Sauer Wichita KS enlarged published version 25% Its very aerobatic gets six eight minutes 1 800-mAh battery packs need subfin provide adequate yaw stability airplane quite stable yaw long tail moment large vertical tail area floats may need subfin floats floats added airplane portion side area forward CG destabilizing yaw opposite effect tail aft CG course side area floats aft contributes some small amount positive yaw stability forward area usually dominates Hence need usually add additional vertical surface get back same degree yaw stability look side view airplane floats think can visualize easily worrying about engineering Le Roy independent aerospace management consultant Need say WEATHERS WESTERNER referring Westerners really necessary preface name designers name two distinctly different Free Flight designsboth eligible SAM useby name absolutely beautiful Weathers design included month published MAN May 1938 eight-footer later semipylon configuration Don Foote published Air Trails August 1943 Additionally Foote design killed several sizes Model Hobby Products highly successful West Coast contest machine just before WW II other hand usual Weathers concept directed much competing beauty later 10-foot pioneer RC version written up MAN never published Eut Tileston 1800 Carmelo Drive Carmichael CA 95606 has scaled Weathers design up down appropriate structural sizes As often has Eut has proved Weathers Westerner nice look very competitive SAM events Eut has drawings available sizes ranging 108 67 sized accommodate SAM size/engine requirements various classes Write Eut details prices also has available Gross Flying Wing 1941 New Cyclone Lancer several sizes three-views photos see April 1988 column Grossing Wing June 1985 Lancer ARE YOU BALANCED last column mentioned marginal understanding among newer RC fliers importance balancing 36 Model Aviation Plans Demeco KITS like WIS 47 wipe available Fran Ptaskiewicz 23 Marlee Dr Towanda NY 14150 John R Walker Charlottesville VA scratch-built CO2 FF Curtiss Swift enlarged three-views Donna Burts Lynn Haven FL Fly Baby construction article October 1990 Model Aviation Joe Weatherss beautiful Westerner reduced 575 sq Eut Tileston frontrotor Ohlsson Rice 60 antique ignition engine wingspan 80 Left Culver Dart NC 20941 82 EAA Fly-In Oshkosh Wisconsin Right Dart converted flat engine has touch French Jodel about somehow isnt production version mentioned text Both photos taken Jim Alaback started hobby 10-cent hand-launched gliders following obvious instinctive Unfortunately modelers buy ready-to-fly prebuilt models presume have no need balance have seen it both irritating tragic Im going quote Getting Started guide wrote Ace R/C vent feelings Incidentally handbook available separate item would worth considering present someone getting started hobby part club library newcomers Im prejudiced sure really some excellent material previously removed tank repair faulty ldunk simplify getting tank out removed battery pack well reinstalled tank difficult stuff battery under tank plenty room ahead servos placed pack there. point know Jumbo aircraft suddenly became unstable pitch roll tail-heavynot much enough mess up flight characteristics dangerously great deal grief could have prevented owner rechecked balance point after working model Just little tail- nose-heavy bit like little dead little pregnant just isnt room compromise situations WAY OFF BASE August 92 column got messed up Driggs/ Culver Dart thing Contrary what thought totally different aircraft dont look alike Please disregard error try forgive make matters embarrassing Jim Alaback San Diego wrote up Culver Dart June issue Aero News Strangely club must absolutely certain model balances point shown CG Balance Point drawings Carefully mark point models wing fuselage side Pick up assembled model using fingertips beam placing marks Keep fingertips near fuselage model properly balanced should hang level floor pick up tail hangs down means model tail-heavy would very unsafe fly model needs nose weight add slight increase gross weight still much safer trying fly tail-heavy model tail-heavy model will totally unstable uncontrollable Weve seen new models destroyed tailheaviness other causes combined tail-heavy modelwillcrash. always Should model hang nose down obviously nose-heavy nearly dangerous models longevity tailheaviness since will actually stable within reason However nose-heavy models tend sluggish controls will produce tendency steep angle descent landing making difficult flare out touchdown model airplane must individually balanced simply because too variables wood density adhesive quantities used finishing materials size location radio equipment etc model balance exactly like another So fundamental stuff applies beginnersright Wrong recently told situation veteran fliers Jumbo model flown repeatedly good results sudden big model became wild squirrelly owner several other pilots fly thing landing takeoff problems After checking out systems finding nothing amiss owner concluded something gone wrong radio returned entire system service department could find nothing wrong receiver servos switch battery pack As owner reinstalling returned radio system dawned him problem originated newsletter arrived just about time too late correct material After reading John Underwoods Monocoupes Men find got far afield subject Ivan H Driggs involved development Monocoupe D- 145 came firm after previously developing aircraft called Driggs Dart Donald Luscombe later left Kansas City another story Jim Alaback has personal interest Culver Dart aircraft learned fly Parks Air College St Louis beginning summer 1942 short article Aero News much comprehensive article wrote Air Wars several interesting things bear sharing mentioned As example mentioned several Al Mooney aircraft designs write-up Jim says Mooney responsible 23 different aircraft ranging M-1 1925 Alexander Aircraft through M-23 did Lockheed Georgia 1968 latter dont know Anyone Mooneys 10th design become Culver Dart originally done Monocoupe Aircraft Moline Illinois 1935 open-cockpit two-seat side-by-side unit intended trainer addition Monocoupe line originally designated Model G Monoprep placed production interesting 1929 Mono Aircraft Co produced sold Monoprep high-wing opencockpit version Monocoupe Im sensitive since designed 40-cuin-size semiscale model published MAN June 1981 Obviously name revived Mooneys design See 1937 Mooney modified prototype include cockpit enclosure new NACA engine cowling intent place sport category name changed Monoprep Monosport Monocoupe dealer named Knight Culver Columbus Ohio visited factory during summer 1937 flew Monosport prototype liked expressed interest buying project Monocoupe purchased enough parts tooling three about $25000 $30000 As Alaback says article Im reviewing doesnt seem like much until realize amount would have bought about 15 new Cadillacs time Parks Air College purchased four units Columbus Ohio factory 1938 1939 powered Lambert three Warners Jim details color markings aircraft relates several wild flight accidents students trained Darts also mentions aerobatic version flown Rod Jocelyn 1952-54 era Two Darts appear 1958 air racing movie Tarnished Angels Along Darts movie stars Dorothy Malone Robert Stack Rock Hudson believe its available videotape end WW II Darts design its tooling purchased Applegate Weyant production resumed Tecumseh Michigan What makes interesting Darts modified use flat six-cylinder Continentals Jim has photo version well Available records indicate total production run 61 Darts Oddly approximately 25 still flying Should photo full-size aircraft plus model photo August column stimulate model delightful bulldog airplane invited contact Jim Alaback 12399 Nacido Drive San Diego CA 92128 telephone 619 487-6716 has sufficient three-views photos almost Scale project AND THE DAYS GROW SHORT. reach September issue should coming about time year though know full well flying season northern climes winding down absolutely gorgeous days fall still lie ahead provide opportunities get out Fly Fun So send some pictures already 4EAA Eagles Continued page 33 direct energy enthusiasm potential positive fulfilling activities like aviation open doors new exciting horizons program offers young people chance become actively involved aviation doing will challenged look world new perspective explore opportunities transcend aviation Young Eagles Program important efforts EAA has ever undertaken Eagle Flight participant will experience unique freedom made possible flight experience will shared EAA member pilot will called Eagle Flight Leader success depends great deal commitment dedication pilots also first aviation experience early age will also consider partnership programs other youth aviation organizations Cliff Robertson Honorary Young Eagles Chairman famous actor renowned aviator joined Poberezny #4U1 UIiUK Easiest hinge tool available $325 Finest w SEND SELFADORESSED STAMPED EN VELOPE FOR CATALOG #101 EXTRA HANDS Makes covering easy $1775 3151 CARAVELLE LAKE HAVASU CITY AZ 86403 602 453-7970 Building Tools Available 38 Model Aviation ELDON J LIND CO entire as~ bUild IA #3o1p
Edition: Model Aviation - 1992/10
Page Numbers: 35, 36, 37, 38
Dr D B Math ws SUMMER HOW has summer Manage lots trips flying site Take some fly-ins contests Meet some new people share steal some good ideas flights maxes loops perfect landings lOs sort doubt isnt pursuit perfection fun Consider boring modeling would could attain perfection matter consider boring bowling golfing fishing etc would always attained perfection Ive never attained perfection doubt have either isnt quest perfection what drives us However must also observe caution Perfection must goal obsession Enjoy pursuit dont let failure ruin day cant deal shortcomings failures modeling certainly hobby choice Modeling rampant failure its natureas know cant handle less-thanperfector outright failurewont stay model airplanes long other hand what great feeling things go well catch monster thermal get perfect motor run stick perfect wheel landing orfor mattergo home same number model parts arrived Perhaps definition modeler has fun hobby someone constant pursuit perfection mature enough handle failure style grace What think ON SUBFINS June 1992 column expressed confusion over need subfins some float-equipped models Scale nonscale others dont require Several readers responded explanations understandable came Le Roy Day Rockville Maryland Let quote verbatim letter Enjoyed article float flying June issue experience 40sized Beaver Sullivan floats showed slight positive angle incidence about two degrees wing relative floats made easy takeoff wing exactly parallel floats great highspeed taxi capability no lift-off slight positive angle wing relative floats exactly what done full-scale aircraft no technical correlation between type airfoil used whether airplane high- low-wing October1992 35 909 N Maize Rd Townhouse 734 Wichita KS 76212 Talk about Slope Soaring Dr Paul Schiegel says lift sIope near Gunnison CO great its tough find somewhere smooth land Another 1/2A fan jet Nope look closely youll see Astro 05 cobalt turning Cox reverse-pitch plastic prop George Sauer Wichita KS enlarged published version 25% Its very aerobatic gets six eight minutes 1 800-mAh battery packs need subfin provide adequate yaw stability airplane quite stable yaw long tail moment large vertical tail area floats may need subfin floats floats added airplane portion side area forward CG destabilizing yaw opposite effect tail aft CG course side area floats aft contributes some small amount positive yaw stability forward area usually dominates Hence need usually add additional vertical surface get back same degree yaw stability look side view airplane floats think can visualize easily worrying about engineering Le Roy independent aerospace management consultant Need say WEATHERS WESTERNER referring Westerners really necessary preface name designers name two distinctly different Free Flight designsboth eligible SAM useby name absolutely beautiful Weathers design included month published MAN May 1938 eight-footer later semipylon configuration Don Foote published Air Trails August 1943 Additionally Foote design killed several sizes Model Hobby Products highly successful West Coast contest machine just before WW II other hand usual Weathers concept directed much competing beauty later 10-foot pioneer RC version written up MAN never published Eut Tileston 1800 Carmelo Drive Carmichael CA 95606 has scaled Weathers design up down appropriate structural sizes As often has Eut has proved Weathers Westerner nice look very competitive SAM events Eut has drawings available sizes ranging 108 67 sized accommodate SAM size/engine requirements various classes Write Eut details prices also has available Gross Flying Wing 1941 New Cyclone Lancer several sizes three-views photos see April 1988 column Grossing Wing June 1985 Lancer ARE YOU BALANCED last column mentioned marginal understanding among newer RC fliers importance balancing 36 Model Aviation Plans Demeco KITS like WIS 47 wipe available Fran Ptaskiewicz 23 Marlee Dr Towanda NY 14150 John R Walker Charlottesville VA scratch-built CO2 FF Curtiss Swift enlarged three-views Donna Burts Lynn Haven FL Fly Baby construction article October 1990 Model Aviation Joe Weatherss beautiful Westerner reduced 575 sq Eut Tileston frontrotor Ohlsson Rice 60 antique ignition engine wingspan 80 Left Culver Dart NC 20941 82 EAA Fly-In Oshkosh Wisconsin Right Dart converted flat engine has touch French Jodel about somehow isnt production version mentioned text Both photos taken Jim Alaback started hobby 10-cent hand-launched gliders following obvious instinctive Unfortunately modelers buy ready-to-fly prebuilt models presume have no need balance have seen it both irritating tragic Im going quote Getting Started guide wrote Ace R/C vent feelings Incidentally handbook available separate item would worth considering present someone getting started hobby part club library newcomers Im prejudiced sure really some excellent material previously removed tank repair faulty ldunk simplify getting tank out removed battery pack well reinstalled tank difficult stuff battery under tank plenty room ahead servos placed pack there. point know Jumbo aircraft suddenly became unstable pitch roll tail-heavynot much enough mess up flight characteristics dangerously great deal grief could have prevented owner rechecked balance point after working model Just little tail- nose-heavy bit like little dead little pregnant just isnt room compromise situations WAY OFF BASE August 92 column got messed up Driggs/ Culver Dart thing Contrary what thought totally different aircraft dont look alike Please disregard error try forgive make matters embarrassing Jim Alaback San Diego wrote up Culver Dart June issue Aero News Strangely club must absolutely certain model balances point shown CG Balance Point drawings Carefully mark point models wing fuselage side Pick up assembled model using fingertips beam placing marks Keep fingertips near fuselage model properly balanced should hang level floor pick up tail hangs down means model tail-heavy would very unsafe fly model needs nose weight add slight increase gross weight still much safer trying fly tail-heavy model tail-heavy model will totally unstable uncontrollable Weve seen new models destroyed tailheaviness other causes combined tail-heavy modelwillcrash. always Should model hang nose down obviously nose-heavy nearly dangerous models longevity tailheaviness since will actually stable within reason However nose-heavy models tend sluggish controls will produce tendency steep angle descent landing making difficult flare out touchdown model airplane must individually balanced simply because too variables wood density adhesive quantities used finishing materials size location radio equipment etc model balance exactly like another So fundamental stuff applies beginnersright Wrong recently told situation veteran fliers Jumbo model flown repeatedly good results sudden big model became wild squirrelly owner several other pilots fly thing landing takeoff problems After checking out systems finding nothing amiss owner concluded something gone wrong radio returned entire system service department could find nothing wrong receiver servos switch battery pack As owner reinstalling returned radio system dawned him problem originated newsletter arrived just about time too late correct material After reading John Underwoods Monocoupes Men find got far afield subject Ivan H Driggs involved development Monocoupe D- 145 came firm after previously developing aircraft called Driggs Dart Donald Luscombe later left Kansas City another story Jim Alaback has personal interest Culver Dart aircraft learned fly Parks Air College St Louis beginning summer 1942 short article Aero News much comprehensive article wrote Air Wars several interesting things bear sharing mentioned As example mentioned several Al Mooney aircraft designs write-up Jim says Mooney responsible 23 different aircraft ranging M-1 1925 Alexander Aircraft through M-23 did Lockheed Georgia 1968 latter dont know Anyone Mooneys 10th design become Culver Dart originally done Monocoupe Aircraft Moline Illinois 1935 open-cockpit two-seat side-by-side unit intended trainer addition Monocoupe line originally designated Model G Monoprep placed production interesting 1929 Mono Aircraft Co produced sold Monoprep high-wing opencockpit version Monocoupe Im sensitive since designed 40-cuin-size semiscale model published MAN June 1981 Obviously name revived Mooneys design See 1937 Mooney modified prototype include cockpit enclosure new NACA engine cowling intent place sport category name changed Monoprep Monosport Monocoupe dealer named Knight Culver Columbus Ohio visited factory during summer 1937 flew Monosport prototype liked expressed interest buying project Monocoupe purchased enough parts tooling three about $25000 $30000 As Alaback says article Im reviewing doesnt seem like much until realize amount would have bought about 15 new Cadillacs time Parks Air College purchased four units Columbus Ohio factory 1938 1939 powered Lambert three Warners Jim details color markings aircraft relates several wild flight accidents students trained Darts also mentions aerobatic version flown Rod Jocelyn 1952-54 era Two Darts appear 1958 air racing movie Tarnished Angels Along Darts movie stars Dorothy Malone Robert Stack Rock Hudson believe its available videotape end WW II Darts design its tooling purchased Applegate Weyant production resumed Tecumseh Michigan What makes interesting Darts modified use flat six-cylinder Continentals Jim has photo version well Available records indicate total production run 61 Darts Oddly approximately 25 still flying Should photo full-size aircraft plus model photo August column stimulate model delightful bulldog airplane invited contact Jim Alaback 12399 Nacido Drive San Diego CA 92128 telephone 619 487-6716 has sufficient three-views photos almost Scale project AND THE DAYS GROW SHORT. reach September issue should coming about time year though know full well flying season northern climes winding down absolutely gorgeous days fall still lie ahead provide opportunities get out Fly Fun So send some pictures already 4EAA Eagles Continued page 33 direct energy enthusiasm potential positive fulfilling activities like aviation open doors new exciting horizons program offers young people chance become actively involved aviation doing will challenged look world new perspective explore opportunities transcend aviation Young Eagles Program important efforts EAA has ever undertaken Eagle Flight participant will experience unique freedom made possible flight experience will shared EAA member pilot will called Eagle Flight Leader success depends great deal commitment dedication pilots also first aviation experience early age will also consider partnership programs other youth aviation organizations Cliff Robertson Honorary Young Eagles Chairman famous actor renowned aviator joined Poberezny #4U1 UIiUK Easiest hinge tool available $325 Finest w SEND SELFADORESSED STAMPED EN VELOPE FOR CATALOG #101 EXTRA HANDS Makes covering easy $1775 3151 CARAVELLE LAKE HAVASU CITY AZ 86403 602 453-7970 Building Tools Available 38 Model Aviation ELDON J LIND CO entire as~ bUild IA #3o1p
Edition: Model Aviation - 1992/10
Page Numbers: 35, 36, 37, 38
Dr D B Math ws SUMMER HOW has summer Manage lots trips flying site Take some fly-ins contests Meet some new people share steal some good ideas flights maxes loops perfect landings lOs sort doubt isnt pursuit perfection fun Consider boring modeling would could attain perfection matter consider boring bowling golfing fishing etc would always attained perfection Ive never attained perfection doubt have either isnt quest perfection what drives us However must also observe caution Perfection must goal obsession Enjoy pursuit dont let failure ruin day cant deal shortcomings failures modeling certainly hobby choice Modeling rampant failure its natureas know cant handle less-thanperfector outright failurewont stay model airplanes long other hand what great feeling things go well catch monster thermal get perfect motor run stick perfect wheel landing orfor mattergo home same number model parts arrived Perhaps definition modeler has fun hobby someone constant pursuit perfection mature enough handle failure style grace What think ON SUBFINS June 1992 column expressed confusion over need subfins some float-equipped models Scale nonscale others dont require Several readers responded explanations understandable came Le Roy Day Rockville Maryland Let quote verbatim letter Enjoyed article float flying June issue experience 40sized Beaver Sullivan floats showed slight positive angle incidence about two degrees wing relative floats made easy takeoff wing exactly parallel floats great highspeed taxi capability no lift-off slight positive angle wing relative floats exactly what done full-scale aircraft no technical correlation between type airfoil used whether airplane high- low-wing October1992 35 909 N Maize Rd Townhouse 734 Wichita KS 76212 Talk about Slope Soaring Dr Paul Schiegel says lift sIope near Gunnison CO great its tough find somewhere smooth land Another 1/2A fan jet Nope look closely youll see Astro 05 cobalt turning Cox reverse-pitch plastic prop George Sauer Wichita KS enlarged published version 25% Its very aerobatic gets six eight minutes 1 800-mAh battery packs need subfin provide adequate yaw stability airplane quite stable yaw long tail moment large vertical tail area floats may need subfin floats floats added airplane portion side area forward CG destabilizing yaw opposite effect tail aft CG course side area floats aft contributes some small amount positive yaw stability forward area usually dominates Hence need usually add additional vertical surface get back same degree yaw stability look side view airplane floats think can visualize easily worrying about engineering Le Roy independent aerospace management consultant Need say WEATHERS WESTERNER referring Westerners really necessary preface name designers name two distinctly different Free Flight designsboth eligible SAM useby name absolutely beautiful Weathers design included month published MAN May 1938 eight-footer later semipylon configuration Don Foote published Air Trails August 1943 Additionally Foote design killed several sizes Model Hobby Products highly successful West Coast contest machine just before WW II other hand usual Weathers concept directed much competing beauty later 10-foot pioneer RC version written up MAN never published Eut Tileston 1800 Carmelo Drive Carmichael CA 95606 has scaled Weathers design up down appropriate structural sizes As often has Eut has proved Weathers Westerner nice look very competitive SAM events Eut has drawings available sizes ranging 108 67 sized accommodate SAM size/engine requirements various classes Write Eut details prices also has available Gross Flying Wing 1941 New Cyclone Lancer several sizes three-views photos see April 1988 column Grossing Wing June 1985 Lancer ARE YOU BALANCED last column mentioned marginal understanding among newer RC fliers importance balancing 36 Model Aviation Plans Demeco KITS like WIS 47 wipe available Fran Ptaskiewicz 23 Marlee Dr Towanda NY 14150 John R Walker Charlottesville VA scratch-built CO2 FF Curtiss Swift enlarged three-views Donna Burts Lynn Haven FL Fly Baby construction article October 1990 Model Aviation Joe Weatherss beautiful Westerner reduced 575 sq Eut Tileston frontrotor Ohlsson Rice 60 antique ignition engine wingspan 80 Left Culver Dart NC 20941 82 EAA Fly-In Oshkosh Wisconsin Right Dart converted flat engine has touch French Jodel about somehow isnt production version mentioned text Both photos taken Jim Alaback started hobby 10-cent hand-launched gliders following obvious instinctive Unfortunately modelers buy ready-to-fly prebuilt models presume have no need balance have seen it both irritating tragic Im going quote Getting Started guide wrote Ace R/C vent feelings Incidentally handbook available separate item would worth considering present someone getting started hobby part club library newcomers Im prejudiced sure really some excellent material previously removed tank repair faulty ldunk simplify getting tank out removed battery pack well reinstalled tank difficult stuff battery under tank plenty room ahead servos placed pack there. point know Jumbo aircraft suddenly became unstable pitch roll tail-heavynot much enough mess up flight characteristics dangerously great deal grief could have prevented owner rechecked balance point after working model Just little tail- nose-heavy bit like little dead little pregnant just isnt room compromise situations WAY OFF BASE August 92 column got messed up Driggs/ Culver Dart thing Contrary what thought totally different aircraft dont look alike Please disregard error try forgive make matters embarrassing Jim Alaback San Diego wrote up Culver Dart June issue Aero News Strangely club must absolutely certain model balances point shown CG Balance Point drawings Carefully mark point models wing fuselage side Pick up assembled model using fingertips beam placing marks Keep fingertips near fuselage model properly balanced should hang level floor pick up tail hangs down means model tail-heavy would very unsafe fly model needs nose weight add slight increase gross weight still much safer trying fly tail-heavy model tail-heavy model will totally unstable uncontrollable Weve seen new models destroyed tailheaviness other causes combined tail-heavy modelwillcrash. always Should model hang nose down obviously nose-heavy nearly dangerous models longevity tailheaviness since will actually stable within reason However nose-heavy models tend sluggish controls will produce tendency steep angle descent landing making difficult flare out touchdown model airplane must individually balanced simply because too variables wood density adhesive quantities used finishing materials size location radio equipment etc model balance exactly like another So fundamental stuff applies beginnersright Wrong recently told situation veteran fliers Jumbo model flown repeatedly good results sudden big model became wild squirrelly owner several other pilots fly thing landing takeoff problems After checking out systems finding nothing amiss owner concluded something gone wrong radio returned entire system service department could find nothing wrong receiver servos switch battery pack As owner reinstalling returned radio system dawned him problem originated newsletter arrived just about time too late correct material After reading John Underwoods Monocoupes Men find got far afield subject Ivan H Driggs involved development Monocoupe D- 145 came firm after previously developing aircraft called Driggs Dart Donald Luscombe later left Kansas City another story Jim Alaback has personal interest Culver Dart aircraft learned fly Parks Air College St Louis beginning summer 1942 short article Aero News much comprehensive article wrote Air Wars several interesting things bear sharing mentioned As example mentioned several Al Mooney aircraft designs write-up Jim says Mooney responsible 23 different aircraft ranging M-1 1925 Alexander Aircraft through M-23 did Lockheed Georgia 1968 latter dont know Anyone Mooneys 10th design become Culver Dart originally done Monocoupe Aircraft Moline Illinois 1935 open-cockpit two-seat side-by-side unit intended trainer addition Monocoupe line originally designated Model G Monoprep placed production interesting 1929 Mono Aircraft Co produced sold Monoprep high-wing opencockpit version Monocoupe Im sensitive since designed 40-cuin-size semiscale model published MAN June 1981 Obviously name revived Mooneys design See 1937 Mooney modified prototype include cockpit enclosure new NACA engine cowling intent place sport category name changed Monoprep Monosport Monocoupe dealer named Knight Culver Columbus Ohio visited factory during summer 1937 flew Monosport prototype liked expressed interest buying project Monocoupe purchased enough parts tooling three about $25000 $30000 As Alaback says article Im reviewing doesnt seem like much until realize amount would have bought about 15 new Cadillacs time Parks Air College purchased four units Columbus Ohio factory 1938 1939 powered Lambert three Warners Jim details color markings aircraft relates several wild flight accidents students trained Darts also mentions aerobatic version flown Rod Jocelyn 1952-54 era Two Darts appear 1958 air racing movie Tarnished Angels Along Darts movie stars Dorothy Malone Robert Stack Rock Hudson believe its available videotape end WW II Darts design its tooling purchased Applegate Weyant production resumed Tecumseh Michigan What makes interesting Darts modified use flat six-cylinder Continentals Jim has photo version well Available records indicate total production run 61 Darts Oddly approximately 25 still flying Should photo full-size aircraft plus model photo August column stimulate model delightful bulldog airplane invited contact Jim Alaback 12399 Nacido Drive San Diego CA 92128 telephone 619 487-6716 has sufficient three-views photos almost Scale project AND THE DAYS GROW SHORT. reach September issue should coming about time year though know full well flying season northern climes winding down absolutely gorgeous days fall still lie ahead provide opportunities get out Fly Fun So send some pictures already 4EAA Eagles Continued page 33 direct energy enthusiasm potential positive fulfilling activities like aviation open doors new exciting horizons program offers young people chance become actively involved aviation doing will challenged look world new perspective explore opportunities transcend aviation Young Eagles Program important efforts EAA has ever undertaken Eagle Flight participant will experience unique freedom made possible flight experience will shared EAA member pilot will called Eagle Flight Leader success depends great deal commitment dedication pilots also first aviation experience early age will also consider partnership programs other youth aviation organizations Cliff Robertson Honorary Young Eagles Chairman famous actor renowned aviator joined Poberezny #4U1 UIiUK Easiest hinge tool available $325 Finest w SEND SELFADORESSED STAMPED EN VELOPE FOR CATALOG #101 EXTRA HANDS Makes covering easy $1775 3151 CARAVELLE LAKE HAVASU CITY AZ 86403 602 453-7970 Building Tools Available 38 Model Aviation ELDON J LIND CO entire as~ bUild IA #3o1p