FREE FLIGHT DURATION U BOXING IT UP dont need jet-set modeler flying over country take advantage model box travel car van model box provides great way safely store organize models have ever gone contest started putting models together discover left stab home need model box Before get plywood out start building box decide what put Ab thats easy models Measure car measure models think again giant coffinsized model box can contain everything D Gas job down Peanut Scale just going too big practical unless have few friendly pallbearers available contest time idea think terms several boxes dedicated specific model model type instance might have large large box big AMA Gas models another Coupe P-30 perhaps third Mulvihill way need take box boxes specific events flying Okay youve narrowed down bit next question what goes box besides models Well theory put everything need fly particular model example Coupe P-30 box would contain winder stooge staffing stick winding tubes thermistor pole spare motors lawn chair ice chest etc Obviously doesnt take too long get back coffinsized box Perhaps better approach limit model box models carry separate box bag support equipment might include few lightweight fragile awkward items model boxsuch thermistor poles course fly towline little support equipment might well stick box putting support equipment separate package can easily carry out flight line leaving model box back car Ive using large sports bag years can accommodate just about everything winder stooge spare motors etc can carried shoulder strap leaving hands free carry junk Back box best way design model box gather models plan put see best arrange parts create compact box 122 Model Aviation act Chinese model box features shallow lid stabs support arm keeps lid opening too far Compact box holds Eugene Verbitskys power models Equalthickness top bottom keeps box level open nicely partitioned box holds Victor Roshonoks four Wakefield models good bit support equipment Wings can generally nest together take up surprisingly little space years have simply stacked edge padding between Ive never much tissue tear Obviously two-piece wings take up much less space one-piece wings Its good idea plan ahead though future models Wings have getting longer longer uncommon see model box added bulge accommodate new longer wing Now figure out put fuselages Ideally should able get fuselage easily having move anything else usually means some sort side-by-side arrangement Since fuselages heaviest component especially power models will need firmly anchored down no chance shifting sure allow ruddersthey take up lot room might think Two-piece fuselages often used Wakefield models will significantly shorten length model box course people use two-piece fuselages wings matter Stabs can stacked edge strapped down inside box lid prevent warping Personally Ive always felt best fasten down flying surfaces Id much rather surface stable warp free ideally should both warped stab thats tied down flat will eventually go back its old warp usually inopportune time Rubber model props other smaller items can usually fit odd spaces going carry some ground-support equipment box figure out space too like small plastic boxes either fishing tackle containers school boxes organize little items like rubber bands rear pegs hooks etc Once get model parts pieces grouped together just way want start measuring box Youll need allow inch two extra length wall thickness box padding sure width will allow room interior partitions mounting blocks Height should include plenty room prevent damage parts lid closed Now know big box make its time discuss materials old standby model boxes has door skins 3 x 7-foot sheets plywood used name implies surfacing flush doors side sheet hardwood veneer such birch other two laminations softer lowergrade wood such lauan can usually find door skins lumberyards cater cabinetmakers Typical price about $15 skin should plenty Wakefield Nordic box Another good choice 1/8 /16 aircraft-grade birch plywood Yes same stuff use firewalls rib templates 4 x 8foot sheet will $60 depending buy Check full-scale EAA Experimental Aircraft Association members use lot stuff home-builts Though expensive alrcraft plywood good deal stronger door skins addition plywood will need some wood strips corner reinforcements Check local home-center store lumber yard Look something thats 1/2 3/4 square sure strips square will need eight pieces length box least dozen strips width box Buy plenty Ive best luck cutting thin plywood door skins using hand-held circular saw long straightedge clamped wood guide have table saw will work great especially have someone help handle big floppy sheet plywood veneer blade will give cleanest cut easiest way Ive found cut identical top bottom pieces add wood strips inside face flush edge Use waterproof wood glue such Titebond II Rip sides width should total height box Glue two ends onto bottom add corner strips inside attach front back Now glue top should have box thats right size completely sealed Use saw cut box two Believe much easier trying make box matching lid two separate assemblies Add wood strips way around opening box top usually offset strips about /4 inch help key top extra strength its good idea add wood screws reinforce glue jointsespecially high-stress areas Finish outside two three coats white enamel keep models cool sun can probably find hardware locally use continuous piano hinge along back two three latches front suitcase-type handle works fine Ross Jahnke has used handles salvaged carpet samples Just sure add some wood strips inside local reinforcing hardware Brass corner protectors will help keep corners getting too dinged up best material Ive found interior partitions foam board 1/4-inch-thick sandwich white cardboard foam can find craft stores art-supply houses Its easy cut knife can glue down Titebond hot glue gun necessary can laminate make /2-inch 3/4-inch thick sheets extra strength Use Velcro strips parts hold-down some arrangement dowels rubber bands main thing have model parts especially heavy ones tied down wont go banging about breaking things Door skins plywood arent materials model boxes Boxes can fabricated aluminum foam plastic insulation plastic sign material Russian fliers last World Championships custom-molded plastic box complete model designation FlB has relief As far know commercial source model boxes George Batiuk Jr has making aluminum cases number years mostly custom basis George told recently making limited-edition February 1995 123 Flip-up section allows easy access fuselages Ukrainian glider box Note double thread turbulators wing John Malkin New Zealand built box 114-inch-thick corrugated plastic used signmaking Wakefield box complete interior partitions fittings would fit overhead rack airliners Its very professional looking cost $200 plus shipping Check him about availability George Batiuk Jr Box 1443 San Luis Obispo CA 93406 Roughing Things Up Turbulators have around years using form multispar wings before invented Most pioneering work turbulators done 1940s German aerodynamicist F W Schmitz basic idea create fine-grained turbulence boundary layer air going over upper surface wing helps keep airflow attached farther back wing allowing flown steeper angle Although sorts different turbulating devices have tried over years popular practicai thread attached top surface wing about 5-10% back leading edge Sometimes second turbulator added about 25% back effort keep boundary layer attached During last 10 15 years turbulator like devices called invigorators have become popular typically thinner turbulator strips placed rows aiong back two-thirds wing Most us convinced advantage turbulators invigorators especially smailer slowerflying models few fliers have tried turbulators invigorators fasterthe model turn away turbulated wing turbulator increased drag model would turn toward treated wing Editors note see similar discussion Myth Terraced Airfoil issue What experiences good bad turbulators invigorators Have done experiments optimize size location Let know will share observations other Duration readers SYMPO 94 Talking about turbulators reminded Twenty-Seventh Annual Symposium National Free Flight Society out Editor Bob Meuser has put together interesting useful package both old new technical articles Roger Simpsons Fl C model uses invigorators spaced along example Try Pinhole top wing effort improve glide ulator March 1955 issue ModelAirc raft followed up-to-date paper same subject George Xenakis Sympo isnt theory Theres great piece Model Aviation columnist George Aldrich Secrets Engine Performance Bruce Augustus worked up excellent piece toy timers small gas models told two dozen articles Sympo plus annual Ten Models Year feature Its well worth $24 price $20 NFFS members can order copy Fred Terzian 4858 Moorpark Ave San Jose CA 95129 Include $250 extra postage ng large power models too often just glue thread lot thought optimum size location Lacking wind tunnel dead caim conditions difficult tell much turbulator helping glide hurting climb Perhaps best way test turbulators invigorators method outlined Dick Baxter 1 957-58 Model Aeronautic Year Book involved trimming model turbulators adding panel time wing way Baxter could observe trim changes such increased decreased glide circle idea being turbulator increased lift reduced drag would cause 124 Model Aviation er Opportunities AMA Site Manager Position responsible coordination onsite activities site development Marketing Manager Position responsible marketing aeromodeling benefits AMA membership well utilization Muncie facility Museum Director Position responsible direction museum development research library creating public outreach programs Museum Curator Position responsible museum artifacts preservation presentation solicitation Editor Position responsible editing articles features Model Aviation Appropriate degrees direct experience computer literacy required positions Aeromodeling background preferred Please forward resume salary history Human Resources Academy Model Aeronautics Inc 5151 East Memorial Dr Muncie IN 47302
Edition: Model Aviation - 1995/02
Page Numbers: 122, 123, 124
FREE FLIGHT DURATION U BOXING IT UP dont need jet-set modeler flying over country take advantage model box travel car van model box provides great way safely store organize models have ever gone contest started putting models together discover left stab home need model box Before get plywood out start building box decide what put Ab thats easy models Measure car measure models think again giant coffinsized model box can contain everything D Gas job down Peanut Scale just going too big practical unless have few friendly pallbearers available contest time idea think terms several boxes dedicated specific model model type instance might have large large box big AMA Gas models another Coupe P-30 perhaps third Mulvihill way need take box boxes specific events flying Okay youve narrowed down bit next question what goes box besides models Well theory put everything need fly particular model example Coupe P-30 box would contain winder stooge staffing stick winding tubes thermistor pole spare motors lawn chair ice chest etc Obviously doesnt take too long get back coffinsized box Perhaps better approach limit model box models carry separate box bag support equipment might include few lightweight fragile awkward items model boxsuch thermistor poles course fly towline little support equipment might well stick box putting support equipment separate package can easily carry out flight line leaving model box back car Ive using large sports bag years can accommodate just about everything winder stooge spare motors etc can carried shoulder strap leaving hands free carry junk Back box best way design model box gather models plan put see best arrange parts create compact box 122 Model Aviation act Chinese model box features shallow lid stabs support arm keeps lid opening too far Compact box holds Eugene Verbitskys power models Equalthickness top bottom keeps box level open nicely partitioned box holds Victor Roshonoks four Wakefield models good bit support equipment Wings can generally nest together take up surprisingly little space years have simply stacked edge padding between Ive never much tissue tear Obviously two-piece wings take up much less space one-piece wings Its good idea plan ahead though future models Wings have getting longer longer uncommon see model box added bulge accommodate new longer wing Now figure out put fuselages Ideally should able get fuselage easily having move anything else usually means some sort side-by-side arrangement Since fuselages heaviest component especially power models will need firmly anchored down no chance shifting sure allow ruddersthey take up lot room might think Two-piece fuselages often used Wakefield models will significantly shorten length model box course people use two-piece fuselages wings matter Stabs can stacked edge strapped down inside box lid prevent warping Personally Ive always felt best fasten down flying surfaces Id much rather surface stable warp free ideally should both warped stab thats tied down flat will eventually go back its old warp usually inopportune time Rubber model props other smaller items can usually fit odd spaces going carry some ground-support equipment box figure out space too like small plastic boxes either fishing tackle containers school boxes organize little items like rubber bands rear pegs hooks etc Once get model parts pieces grouped together just way want start measuring box Youll need allow inch two extra length wall thickness box padding sure width will allow room interior partitions mounting blocks Height should include plenty room prevent damage parts lid closed Now know big box make its time discuss materials old standby model boxes has door skins 3 x 7-foot sheets plywood used name implies surfacing flush doors side sheet hardwood veneer such birch other two laminations softer lowergrade wood such lauan can usually find door skins lumberyards cater cabinetmakers Typical price about $15 skin should plenty Wakefield Nordic box Another good choice 1/8 /16 aircraft-grade birch plywood Yes same stuff use firewalls rib templates 4 x 8foot sheet will $60 depending buy Check full-scale EAA Experimental Aircraft Association members use lot stuff home-builts Though expensive alrcraft plywood good deal stronger door skins addition plywood will need some wood strips corner reinforcements Check local home-center store lumber yard Look something thats 1/2 3/4 square sure strips square will need eight pieces length box least dozen strips width box Buy plenty Ive best luck cutting thin plywood door skins using hand-held circular saw long straightedge clamped wood guide have table saw will work great especially have someone help handle big floppy sheet plywood veneer blade will give cleanest cut easiest way Ive found cut identical top bottom pieces add wood strips inside face flush edge Use waterproof wood glue such Titebond II Rip sides width should total height box Glue two ends onto bottom add corner strips inside attach front back Now glue top should have box thats right size completely sealed Use saw cut box two Believe much easier trying make box matching lid two separate assemblies Add wood strips way around opening box top usually offset strips about /4 inch help key top extra strength its good idea add wood screws reinforce glue jointsespecially high-stress areas Finish outside two three coats white enamel keep models cool sun can probably find hardware locally use continuous piano hinge along back two three latches front suitcase-type handle works fine Ross Jahnke has used handles salvaged carpet samples Just sure add some wood strips inside local reinforcing hardware Brass corner protectors will help keep corners getting too dinged up best material Ive found interior partitions foam board 1/4-inch-thick sandwich white cardboard foam can find craft stores art-supply houses Its easy cut knife can glue down Titebond hot glue gun necessary can laminate make /2-inch 3/4-inch thick sheets extra strength Use Velcro strips parts hold-down some arrangement dowels rubber bands main thing have model parts especially heavy ones tied down wont go banging about breaking things Door skins plywood arent materials model boxes Boxes can fabricated aluminum foam plastic insulation plastic sign material Russian fliers last World Championships custom-molded plastic box complete model designation FlB has relief As far know commercial source model boxes George Batiuk Jr has making aluminum cases number years mostly custom basis George told recently making limited-edition February 1995 123 Flip-up section allows easy access fuselages Ukrainian glider box Note double thread turbulators wing John Malkin New Zealand built box 114-inch-thick corrugated plastic used signmaking Wakefield box complete interior partitions fittings would fit overhead rack airliners Its very professional looking cost $200 plus shipping Check him about availability George Batiuk Jr Box 1443 San Luis Obispo CA 93406 Roughing Things Up Turbulators have around years using form multispar wings before invented Most pioneering work turbulators done 1940s German aerodynamicist F W Schmitz basic idea create fine-grained turbulence boundary layer air going over upper surface wing helps keep airflow attached farther back wing allowing flown steeper angle Although sorts different turbulating devices have tried over years popular practicai thread attached top surface wing about 5-10% back leading edge Sometimes second turbulator added about 25% back effort keep boundary layer attached During last 10 15 years turbulator like devices called invigorators have become popular typically thinner turbulator strips placed rows aiong back two-thirds wing Most us convinced advantage turbulators invigorators especially smailer slowerflying models few fliers have tried turbulators invigorators fasterthe model turn away turbulated wing turbulator increased drag model would turn toward treated wing Editors note see similar discussion Myth Terraced Airfoil issue What experiences good bad turbulators invigorators Have done experiments optimize size location Let know will share observations other Duration readers SYMPO 94 Talking about turbulators reminded Twenty-Seventh Annual Symposium National Free Flight Society out Editor Bob Meuser has put together interesting useful package both old new technical articles Roger Simpsons Fl C model uses invigorators spaced along example Try Pinhole top wing effort improve glide ulator March 1955 issue ModelAirc raft followed up-to-date paper same subject George Xenakis Sympo isnt theory Theres great piece Model Aviation columnist George Aldrich Secrets Engine Performance Bruce Augustus worked up excellent piece toy timers small gas models told two dozen articles Sympo plus annual Ten Models Year feature Its well worth $24 price $20 NFFS members can order copy Fred Terzian 4858 Moorpark Ave San Jose CA 95129 Include $250 extra postage ng large power models too often just glue thread lot thought optimum size location Lacking wind tunnel dead caim conditions difficult tell much turbulator helping glide hurting climb Perhaps best way test turbulators invigorators method outlined Dick Baxter 1 957-58 Model Aeronautic Year Book involved trimming model turbulators adding panel time wing way Baxter could observe trim changes such increased decreased glide circle idea being turbulator increased lift reduced drag would cause 124 Model Aviation er Opportunities AMA Site Manager Position responsible coordination onsite activities site development Marketing Manager Position responsible marketing aeromodeling benefits AMA membership well utilization Muncie facility Museum Director Position responsible direction museum development research library creating public outreach programs Museum Curator Position responsible museum artifacts preservation presentation solicitation Editor Position responsible editing articles features Model Aviation Appropriate degrees direct experience computer literacy required positions Aeromodeling background preferred Please forward resume salary history Human Resources Academy Model Aeronautics Inc 5151 East Memorial Dr Muncie IN 47302
Edition: Model Aviation - 1995/02
Page Numbers: 122, 123, 124
FREE FLIGHT DURATION U BOXING IT UP dont need jet-set modeler flying over country take advantage model box travel car van model box provides great way safely store organize models have ever gone contest started putting models together discover left stab home need model box Before get plywood out start building box decide what put Ab thats easy models Measure car measure models think again giant coffinsized model box can contain everything D Gas job down Peanut Scale just going too big practical unless have few friendly pallbearers available contest time idea think terms several boxes dedicated specific model model type instance might have large large box big AMA Gas models another Coupe P-30 perhaps third Mulvihill way need take box boxes specific events flying Okay youve narrowed down bit next question what goes box besides models Well theory put everything need fly particular model example Coupe P-30 box would contain winder stooge staffing stick winding tubes thermistor pole spare motors lawn chair ice chest etc Obviously doesnt take too long get back coffinsized box Perhaps better approach limit model box models carry separate box bag support equipment might include few lightweight fragile awkward items model boxsuch thermistor poles course fly towline little support equipment might well stick box putting support equipment separate package can easily carry out flight line leaving model box back car Ive using large sports bag years can accommodate just about everything winder stooge spare motors etc can carried shoulder strap leaving hands free carry junk Back box best way design model box gather models plan put see best arrange parts create compact box 122 Model Aviation act Chinese model box features shallow lid stabs support arm keeps lid opening too far Compact box holds Eugene Verbitskys power models Equalthickness top bottom keeps box level open nicely partitioned box holds Victor Roshonoks four Wakefield models good bit support equipment Wings can generally nest together take up surprisingly little space years have simply stacked edge padding between Ive never much tissue tear Obviously two-piece wings take up much less space one-piece wings Its good idea plan ahead though future models Wings have getting longer longer uncommon see model box added bulge accommodate new longer wing Now figure out put fuselages Ideally should able get fuselage easily having move anything else usually means some sort side-by-side arrangement Since fuselages heaviest component especially power models will need firmly anchored down no chance shifting sure allow ruddersthey take up lot room might think Two-piece fuselages often used Wakefield models will significantly shorten length model box course people use two-piece fuselages wings matter Stabs can stacked edge strapped down inside box lid prevent warping Personally Ive always felt best fasten down flying surfaces Id much rather surface stable warp free ideally should both warped stab thats tied down flat will eventually go back its old warp usually inopportune time Rubber model props other smaller items can usually fit odd spaces going carry some ground-support equipment box figure out space too like small plastic boxes either fishing tackle containers school boxes organize little items like rubber bands rear pegs hooks etc Once get model parts pieces grouped together just way want start measuring box Youll need allow inch two extra length wall thickness box padding sure width will allow room interior partitions mounting blocks Height should include plenty room prevent damage parts lid closed Now know big box make its time discuss materials old standby model boxes has door skins 3 x 7-foot sheets plywood used name implies surfacing flush doors side sheet hardwood veneer such birch other two laminations softer lowergrade wood such lauan can usually find door skins lumberyards cater cabinetmakers Typical price about $15 skin should plenty Wakefield Nordic box Another good choice 1/8 /16 aircraft-grade birch plywood Yes same stuff use firewalls rib templates 4 x 8foot sheet will $60 depending buy Check full-scale EAA Experimental Aircraft Association members use lot stuff home-builts Though expensive alrcraft plywood good deal stronger door skins addition plywood will need some wood strips corner reinforcements Check local home-center store lumber yard Look something thats 1/2 3/4 square sure strips square will need eight pieces length box least dozen strips width box Buy plenty Ive best luck cutting thin plywood door skins using hand-held circular saw long straightedge clamped wood guide have table saw will work great especially have someone help handle big floppy sheet plywood veneer blade will give cleanest cut easiest way Ive found cut identical top bottom pieces add wood strips inside face flush edge Use waterproof wood glue such Titebond II Rip sides width should total height box Glue two ends onto bottom add corner strips inside attach front back Now glue top should have box thats right size completely sealed Use saw cut box two Believe much easier trying make box matching lid two separate assemblies Add wood strips way around opening box top usually offset strips about /4 inch help key top extra strength its good idea add wood screws reinforce glue jointsespecially high-stress areas Finish outside two three coats white enamel keep models cool sun can probably find hardware locally use continuous piano hinge along back two three latches front suitcase-type handle works fine Ross Jahnke has used handles salvaged carpet samples Just sure add some wood strips inside local reinforcing hardware Brass corner protectors will help keep corners getting too dinged up best material Ive found interior partitions foam board 1/4-inch-thick sandwich white cardboard foam can find craft stores art-supply houses Its easy cut knife can glue down Titebond hot glue gun necessary can laminate make /2-inch 3/4-inch thick sheets extra strength Use Velcro strips parts hold-down some arrangement dowels rubber bands main thing have model parts especially heavy ones tied down wont go banging about breaking things Door skins plywood arent materials model boxes Boxes can fabricated aluminum foam plastic insulation plastic sign material Russian fliers last World Championships custom-molded plastic box complete model designation FlB has relief As far know commercial source model boxes George Batiuk Jr has making aluminum cases number years mostly custom basis George told recently making limited-edition February 1995 123 Flip-up section allows easy access fuselages Ukrainian glider box Note double thread turbulators wing John Malkin New Zealand built box 114-inch-thick corrugated plastic used signmaking Wakefield box complete interior partitions fittings would fit overhead rack airliners Its very professional looking cost $200 plus shipping Check him about availability George Batiuk Jr Box 1443 San Luis Obispo CA 93406 Roughing Things Up Turbulators have around years using form multispar wings before invented Most pioneering work turbulators done 1940s German aerodynamicist F W Schmitz basic idea create fine-grained turbulence boundary layer air going over upper surface wing helps keep airflow attached farther back wing allowing flown steeper angle Although sorts different turbulating devices have tried over years popular practicai thread attached top surface wing about 5-10% back leading edge Sometimes second turbulator added about 25% back effort keep boundary layer attached During last 10 15 years turbulator like devices called invigorators have become popular typically thinner turbulator strips placed rows aiong back two-thirds wing Most us convinced advantage turbulators invigorators especially smailer slowerflying models few fliers have tried turbulators invigorators fasterthe model turn away turbulated wing turbulator increased drag model would turn toward treated wing Editors note see similar discussion Myth Terraced Airfoil issue What experiences good bad turbulators invigorators Have done experiments optimize size location Let know will share observations other Duration readers SYMPO 94 Talking about turbulators reminded Twenty-Seventh Annual Symposium National Free Flight Society out Editor Bob Meuser has put together interesting useful package both old new technical articles Roger Simpsons Fl C model uses invigorators spaced along example Try Pinhole top wing effort improve glide ulator March 1955 issue ModelAirc raft followed up-to-date paper same subject George Xenakis Sympo isnt theory Theres great piece Model Aviation columnist George Aldrich Secrets Engine Performance Bruce Augustus worked up excellent piece toy timers small gas models told two dozen articles Sympo plus annual Ten Models Year feature Its well worth $24 price $20 NFFS members can order copy Fred Terzian 4858 Moorpark Ave San Jose CA 95129 Include $250 extra postage ng large power models too often just glue thread lot thought optimum size location Lacking wind tunnel dead caim conditions difficult tell much turbulator helping glide hurting climb Perhaps best way test turbulators invigorators method outlined Dick Baxter 1 957-58 Model Aeronautic Year Book involved trimming model turbulators adding panel time wing way Baxter could observe trim changes such increased decreased glide circle idea being turbulator increased lift reduced drag would cause 124 Model Aviation er Opportunities AMA Site Manager Position responsible coordination onsite activities site development Marketing Manager Position responsible marketing aeromodeling benefits AMA membership well utilization Muncie facility Museum Director Position responsible direction museum development research library creating public outreach programs Museum Curator Position responsible museum artifacts preservation presentation solicitation Editor Position responsible editing articles features Model Aviation Appropriate degrees direct experience computer literacy required positions Aeromodeling background preferred Please forward resume salary history Human Resources Academy Model Aeronautics Inc 5151 East Memorial Dr Muncie IN 47302