AMA Nats: RC Scale

RC Scale Bob Dolly Wiacher TURN-IN TIME 75 L Scale models 800 am Fridaywhere thing Scale Nats begins arrive gymnasium static-judging site half mile Nats headquarters flying area find gym jammed early arrivalsand com ing minute What sight large hall almost completely filled gorgeous Scale models description After quickly depositing Aeronca Douglas filling out necessary entry forms hardworking Anne Underwood set work hended knee gathering information RC modelor think Later flight line discovered winners blank space notebook Horrors septuagenarian knees give out several times creeping about gym floor mak ing meticulous examination RC Scale presentation gleaning bits information cluded write-up Some presentations bitter disappointment no information about models structure finish others give almost complete history model built making job easy isnt whole lot written about model herewith its probably because information lacking documen tation booklet Personal interviews later usually suc cessful see airplane flight line modeler isnt available answer questions gym comes shock several oc casions suddenly realize model being observed actually Control Line Scaleand RC expected Some CL Scale models need receiver make RC because controls servos already present internally flown two insu lated lines used carry digital con trol signals flier fact Jeff Perez seriously considering conversion latest twin RC Having golden opportunity closely exam ine documentation materials very en lightening Some documentation booklets really complete excellent three-view draw ings high quality photos give static judges maximum data allotted space Oth ers minimum rule book says three-view photos neededbut both Modelers can furn ish morebut dont because rule book statementare really cheating themselves Dollys language contestant has tell judges what think about model whether ground air Given preference would always choose take photos model has its scale propeller installed actual practice oppor tunities rare semidarkness gymnasium scale props place press gathering information keeps us too busy photos conditions could bet ter worst problem tiny space between models means risk stepping masterpiece get doubtfully adequate photo another Static judging Nats far ef ficient have seen Separate sets judges concentrate category aircraft early afternoon John Guenther tells us can re move models gym Giant Scale has longest lines therefore judges kept busy longest period slowed somewhat because careful handling re quired turning large modelsespecially top bottom viewing Lincoln municipal airport once SAC base immense concrete paved parking apron B-47 bombers 1135 ft wide over mile length area parallel ac tive runway used RC model flying Lin coln Nats Solid mostiy smooth pavement far eye can seeand wind direction minor consideration forbidden overfly space beyond assigned apron because active runway regularly used airlines Nebraska Air National Guard F4E Phantoms After watching hundreds takeoffs landings flybys become quite familiar other military flights noise deafening times rarely does interfere model flying Calling maneu ver judges postponed times until noise diminishea runway quartermile away scene Scale modelers ex citing Brisk winds up 25 mph mostly stralght down runway As recent past Nats Giant Scale has great est number entries 23 Sport Scale Expert second 20and seven Sportsman class Only four entries FAL again disap pointment number initially reduced six earlier crashes overall total 54 Scale entries better last year Lake Charles much less peak year Chicopee MA Next years Nats Virginia Beach VA could another high number Scale entrants 48 Model Aviation AMA NATS Lincoln Nebraska FAI Scale Hard-working Scale flight judges L-R Bob Babura August Kicinhans Ford Lloyd Aus tralia young timer background Todd EigenschinkThe sun hot bright Skip Mast prepares first-place FAi class Lockheed HC-130B Hercuies fiight its 1Ascaie spans 975 weighs 13 ib uses four K&B 35cc engines Giant Scale Dominating Giant Scale class again third year Ramon Torres famous Beechcraft T-34C- 1 model built Beech drawings complete extensive external detailing well full cockpits Retract able landing gear electrically driven re alistic five-second cycle time includes working oleo struts sequenced door opera tion Fowler flaps operate proto type extending rearward downward model also has functional brakes used prototype Brakes set before takeoff engine speed increased would done turbine powers prototype Brakes released model accelerates rapidly takeoff speed A-scale Beech also has full light system visible daylight Left Reman Torres scratch-built 1A-scale Beechcraft T-34C-1 winner Craft spans 80 weighs 203 lb uses Moki 25cc power completely destroyed crash third Nats flight Right Scratch-built -scale Ryan PT-22 flown fourth place Francis McCracken weighs 178 lb spans 90 uses Supertigre 2500 power Left Maxey Hesters Ia-scale Spacewalker took fifth place Power OS 240-cu-in 4-cylinder 4-cycle engine Weight 215 lb span 104 Finish Sig dope over Koverall Right Laser 200 Ed Izzo covered MonoKote uses Perfect paint cowl Built Precision Models kit -scale model spans 94 weighs 21 lb uses Super Tartan engine Left Claude Mccullough returned Nats gigantic 1/3-scale Waco N pictured being held Mike Gretz Craft sported typical Waco red-with-black-trim finish Tn-geared biplane last commercial offering Waco Right Bud Atkinson finished ninth place fine Northrop A-17 attack bomber Scratch-built A-scale 96-in-span craft weighs 235 lb uses 24-cu-in G-38 engine November 1987 49 winner OT ueorge meyer ~ransmansnip wara tana second place Giant Scale Charlie Chambers %-scaie P-510 Mustang Moki 25cc engine powers 225-lb model fuselage completely covered hand-formed aluminum lithograph plate fiberglass fuselage made Ramons own molds engine Mold 25cc 15 Cu wingspan 80 weight 203 lb description Ramons Beech should have written past tense model demolished unexplained reasons its third Nats flight Second place Giant Scale another master piece modeling engineering craftsmanship -scale North American P-51D Charlie Chambers awarded George Meyer Craftsmanship Trophy master piece models fuselage completely cov ered aluminum litho-plate including compound-curved parts such fillets Charlie has hand-tooled curves exact shapes close fits adjacent panels areas painted Sport Scale Expert prototypewings tail surfacesare usual model materials finished fiberglass cloth resin K&B epoxy paint engine 225-lb Mustang 25cc Mold third place another frequent winner Giant class Ed Izzos /3-scale Laser 200 started Precision Models ldt Whereas model ers would glamorize aircraft exotic paint jobs Ed has taken different routehe has used MonoKote Perfect palnt engine cowl other small areas Tartan Twin en gine provides power closely matches 21-lb weight 94-in span Being old Pat tern flier doesnt harm Eds ability control sticks Burnished metallic MonoKote has also used Francis McCracken fuselage scratch-built A-scale Ryan PT-22 fin ishes fourth place improvement two places since last saw model Lake Charles Nats 1986 engine Super tigre 2500just right 18-lb 90-inwingspan Giant-class alrcraft Maxey Hesters new Spacewalker destined become Sig ldt soon awarded fifth place Giant Scale model home-built airplane Maxey also building full-size Spacewalker almost ready fly 104-in-span model has wide chord bountiful wing area great stability fourcylinder four-cycle 05 240 engine adequate Left First place Sport Scale Expert went Bob Hanfts Y4-scale Fokker EV post-WW Polish Air Force markings Power OS Gemini 1 20-cu-ln twin-cylinder four-cycle engine Span 1s84 weight 1425 lb Right Third place Expert won Lawrence Harvilles %-scale Douglas XTB2D-1 Skypirate torpedo bomber An 05 61 powers 1275-lb 70-in-span craft Left Dave Platta fine Macchi 202 no One-fifth-scale craft lost unexplained crash during Nats competition after having flown FAI Scale team trials previous week All-balsa plane fibergiasslresin cover K&B epoxy paint Power 05 1 08-cu-in glow engine Right Dale Cordes Ryan PT-22 placed ninth Expert Model built %-scale Sig kit Power OS 120 four-stroker 50 Model Aviation Second place Expert went Greg Nameys scratch-built Focke-Wuif FW 190-D9 Model A-scale spans 69 weighs 143 lb uses OS 90 engine Finish K&B epoxy paint power 215-lb model New Nats competition Harold Hester Maxeys son flies Giant Scale Piper Cub built Sig kit what else 14-scale Although model weighs 1725 lb able flier Enya 90 four-stroke en gine tells us something about matching airplane engine havent seen Leonard McCoy Giant Scale Dormer 23G bomber since Seguin Nats finishes sixth place model uses pair 05 60 two-stroke engines having individ ual throttle control flight options bomber drops parachute bombs separate operations Broad-chord wings 101-in span easily carry its weight 305 lbthe heaviest model flown Nats Another name past reappears 1987 Nats roster Claude McCullough brings magnificent new Waco N cabin biplane tricycle landing gear probably impressive airplane Nats because its fin ish sheer size A-scale Waco indeed im mense 104-in span 30-lb weight wind diminishes second flying day Claude makes two qualifiing flights Saito 270 four-stroke engine hauls weight problems model mostly balsa spruce structure finished Koverall Sig dope great see some real old-timers McCullough Hester McCoy returning Nats competition Bud Atkinson another veterans see Nats entry scratch-built Northrop A-17 -scale having 96-in wingspan using 24-cu-in G-38 engine Yet another name past Dr Linton Keith member very first Scale team represent US World Champion ship competition 1970 returns Nats Northrop A-17 1 4-in scale having wing span 84 weight 155 lb based Wylam plans uses OS 108-cu-in engine After winning place Scale team upeoming World Championships Fokker EV Bob Hanft has come back week later fin ish first place Sport Scale Expert class Built Frank Comyns drawings 84-inspan A-scale Fokker marked colors post-WW Polish Air Force team selection trials airplane suf fered low static score overcome good flights Sport Scale static scoring scores second high est Bob has high flight scores match Fokkers 1425-lb weight carried easily OS Gemini 120-cu-in two-cylinder four-stroke engine Construction mostly balsa basswood finished Koverall Aerogloss dope Control surfaces cable actuated landing gear uses torsion bar shock absorp tion Greg Namey winner second place Sport Scale Expert class scratchbuilders prefers build complete model including tires Focke-WuIf FW 190D-9 also has numerous inflight features include retracts bomb drop flaps en gine mixture control Greg proves smaller -scale model competitive can success ful However 69-in span model sur prisingly heavy 143 lb 05 90 engine has no problem hauling weight rare Douglas XTB2D-1 Skypirate win ner third place Sport Scale Expert LawSport Scale Sportsman rence Harville has scratch-built -scale uses Rom retracts modified accomplish 1300 travel steeply angled nose gear Bob Wisehers venerable Aeronca K flying its fourth Nats places fourth Expert class standings year its static score slips farther down possibly due its slightly weary appearance baked-on castor oil over 100 hours air Thats tribute Gemini twin 120 four-stroke engine seems have no change output Yes its fact men over 70 look model types easy fly Continued page 149 November 1987 51 First place Sport Scale Sportsman won Bruce Tharpe Citabria Sig kit Power Salto 45 four-stroke weight 7 lb span 69 Finish Koverall dope Second place Sportsman went Elmer Hebransons Waco UMF-3 built Pica kit Its engine Supertigre X-60 weight 88 lb span 60 One-sixth scale Wayne Siewerts scratch-built -scale Mooney M2OK all-balsa finished Pratt & Lambert paint engine Enya 120 four-stroke weight 147 lb span 88 Model took third place represents German-registered plane powered Porsche aircraft engine Nats RC Pylon/Veager Continued page 145 taken over Just like body disappears Must time go home dont wanna go home lots things remember about Pylon Racing Nats year Ill just run through struck Meeting giant full-size aircraft world Burt Rutan visited site twice very impressed racing asked questions about building techniques materials Equipment failures caused several reflies something guarantee will corrected again course changes Quarter Midget Bill Millers Formula entry repainted very bright day-gb orange Bill could see F-4 Phantoms continually practiced touch-and-goes blasted everyone off seats after burners loudest things Ive ever heard except some Harriers all-girl crew staffed lap cage daya crew Id take day No fense guys girls dream crew because performed faultlessly guys seemed lessen up came time question cuts stuff Combat model flyaway wrapped itself around power lines provided great fireworks display before shutting down Nats headquarters Lin coln Sky Knights Club members worked hard ever having seen Pylon Race before kept coming back great guys However best people went Out way com pliment us thank us giving six good days racing people Id again anytime See ya next year Virginia Beach Nats RC Scale/Wischers Continued page 51 time Mustang monopo lized competition year three en tered Nats Lee Rice places fifth North American P-51D Mustang built Royal kit A-scale sixth place see very unusual 14-scale model Art Chesters Jeep has 52-in wingspan has built Jewel Ness Coverite kit powered Saito 45 four-stroke engine winner Sportsman class Bruce Tharpe Citabria Sig kit engine Saito 45 four-stroke seeond place Waco UMF-3 Pica kit powered Super tigre X-60 engine Its builder Elmer Herbran son remember early association RC modeling 30 years ago Elmer two Nats Scale trophy winners flight score higher static score other Greg Namey Expert class Third place Sportsman won Wayne Siewert entry scratch-built Mooney M2OK all-balsa construction modeled after Mooney Porsche engine %-scale wingspan 88 models engine Enya 120 four-stroke After FAT team selection trials week ear lier FAI portion Nats something letdown expected six entries reduced four due attrition during trials Beeause Nats using current FAI rules team trials using 1988 FAI rules quite difference complexity bonuses between two competitions ex ample Skip Masts Lockheed C-130 Hercules jumps 15% 3056 becomes Nats winner Steve Sauger s Stinson Trimotor 230-point leap static score over previous week addition 25% bonus places second Bob Wischers 10%-bonus Douglas Mailplane places third Gary Underhills Bristol M-l fourth Nats RC Soaring/Blakeslee Continued page 55 crowd pilots received nice hand upon safely touching down Everybody realized much intestinal fortitude required put lovingly-built beauties up such dangerous conditions extreme winds Thursday Friday raised havoc standings other classes leaders coming down two-minute nights Getting landing far automatic leader board being juggled up down good clip usual Nats top guys put eight flights close max 520 points per flight contest leaders scoring order 300 points over last four flights Few oth ers course doing better Most pilots contention chose scratch last four flights Notwithstanding foregoing commentary shuffling among leaders TwoMeter Standard winners established positions fairly early hung win pretty good margins Whats really amazing both top guys flying polyhedral rudder/elevator planes strong winds straight-wing aileron ships definite advan tage because superior roll control especially true during landing ground gusts bouncing plane over youre just trying get down right-side-up Two-Meter first four rounds close race between last years winner Paul Carl son last years runner-up Brian Agnew Paul flying same Prodigy caused such sensation last year cant af ford new onehis Off Ground Models com pany produces kit Brian also flew same ship last year Sagitta 600 Paul led through fourth round slipped back 298 Brians 520 Round Five Brian averaged just 290 points per flight over last three good enough hold off Tom Brightbill Terry Edmonds finNovember 1987 149 SUNBIRD SENSATION WITH STYLE Sunbird combines eye opening performance truly distinctive styling terrific flying design Whether choose 40 size Sunbird 10 Sunbird Jr youll find Sunbird perfect sport plane fl PRECISION EEEPRODUCTS INC 714 592-5144 510 E Arrow Highway San Dimas CA 91773 FOR 25 TO 45 ENGINES RADIO CONTROL SHORT KIT DESIGNED AROUND FOAM CORE WING AND BOX FRAME FUSELAGE FOR SIMPLE AND STURDY CONSTRUCTION SHORT 1013 INCLUDE WING CORES CANOPIES COWLS PLANS ENGINE MOUNTS FIRE WALLS MOLDED MISC PARTS SHORT HA RD WA RE PA CKA GE AND MATERIALS LIST FOR ADDITIONAL BALSA AND HARDWARE NEEDED AGM2 ZERO 54 SPAN 2990 P40 TOMAHAWK55 SPAN. 2995 P39 AIRA COBRA 55 SPAN . 2990 P-Sb MUSTANG 54 SPAN . 2990 C202 FOL GORE 56 SPAN 990 FOCKE WULF 190 54 SPAN 2990 INVADER 7NIN 68 495 P-38 LIGHTNING 7WIN 70. 6490 ORDERING SEND CHECK OR MONEY ORDER FOR REDUIRED AMOUNT PLUS $450 PER KIT CANADIANS ADD $675 TO WING MFG PD BOX 33 CRYSTAL LAKE IL 60014 ILLINOIS RESIDENTS ADD 65% SALES TAX ORDERS MUST BE IN US FUNDS SEND $350 FOR PRODUCT CATALOG VISIT OUR OUTLET STORE AT 15 MORGAN STREET IN CRYSTAL LAKE IL

RC Scale Bob Dolly Wiacher TURN-IN TIME 75 L Scale models 800 am Fridaywhere thing Scale Nats begins arrive gymnasium static-judging site half mile Nats headquarters flying area find gym jammed early arrivalsand com ing minute What sight large hall almost completely filled gorgeous Scale models description After quickly depositing Aeronca Douglas filling out necessary entry forms hardworking Anne Underwood set work hended knee gathering information RC modelor think Later flight line discovered winners blank space notebook Horrors septuagenarian knees give out several times creeping about gym floor mak ing meticulous examination RC Scale presentation gleaning bits information cluded write-up Some presentations bitter disappointment no information about models structure finish others give almost complete history model built making job easy isnt whole lot written about model herewith its probably because information lacking documen tation booklet Personal interviews later usually suc cessful see airplane flight line modeler isnt available answer questions gym comes shock several oc casions suddenly realize model being observed actually Control Line Scaleand RC expected Some CL Scale models need receiver make RC because controls servos already present internally flown two insu lated lines used carry digital con trol signals flier fact Jeff Perez seriously considering conversion latest twin RC Having golden opportunity closely exam ine documentation materials very en lightening Some documentation booklets really complete excellent three-view draw ings high quality photos give static judges maximum data allotted space Oth ers minimum rule book says three-view photos neededbut both Modelers can furn ish morebut dont because rule book statementare really cheating themselves Dollys language contestant has tell judges what think about model whether ground air Given preference would always choose take photos model has its scale propeller installed actual practice oppor tunities rare semidarkness gymnasium scale props place press gathering information keeps us too busy photos conditions could bet ter worst problem tiny space between models means risk stepping masterpiece get doubtfully adequate photo another Static judging Nats far ef ficient have seen Separate sets judges concentrate category aircraft early afternoon John Guenther tells us can re move models gym Giant Scale has longest lines therefore judges kept busy longest period slowed somewhat because careful handling re quired turning large modelsespecially top bottom viewing Lincoln municipal airport once SAC base immense concrete paved parking apron B-47 bombers 1135 ft wide over mile length area parallel ac tive runway used RC model flying Lin coln Nats Solid mostiy smooth pavement far eye can seeand wind direction minor consideration forbidden overfly space beyond assigned apron because active runway regularly used airlines Nebraska Air National Guard F4E Phantoms After watching hundreds takeoffs landings flybys become quite familiar other military flights noise deafening times rarely does interfere model flying Calling maneu ver judges postponed times until noise diminishea runway quartermile away scene Scale modelers ex citing Brisk winds up 25 mph mostly stralght down runway As recent past Nats Giant Scale has great est number entries 23 Sport Scale Expert second 20and seven Sportsman class Only four entries FAL again disap pointment number initially reduced six earlier crashes overall total 54 Scale entries better last year Lake Charles much less peak year Chicopee MA Next years Nats Virginia Beach VA could another high number Scale entrants 48 Model Aviation AMA NATS Lincoln Nebraska FAI Scale Hard-working Scale flight judges L-R Bob Babura August Kicinhans Ford Lloyd Aus tralia young timer background Todd EigenschinkThe sun hot bright Skip Mast prepares first-place FAi class Lockheed HC-130B Hercuies fiight its 1Ascaie spans 975 weighs 13 ib uses four K&B 35cc engines Giant Scale Dominating Giant Scale class again third year Ramon Torres famous Beechcraft T-34C- 1 model built Beech drawings complete extensive external detailing well full cockpits Retract able landing gear electrically driven re alistic five-second cycle time includes working oleo struts sequenced door opera tion Fowler flaps operate proto type extending rearward downward model also has functional brakes used prototype Brakes set before takeoff engine speed increased would done turbine powers prototype Brakes released model accelerates rapidly takeoff speed A-scale Beech also has full light system visible daylight Left Reman Torres scratch-built 1A-scale Beechcraft T-34C-1 winner Craft spans 80 weighs 203 lb uses Moki 25cc power completely destroyed crash third Nats flight Right Scratch-built -scale Ryan PT-22 flown fourth place Francis McCracken weighs 178 lb spans 90 uses Supertigre 2500 power Left Maxey Hesters Ia-scale Spacewalker took fifth place Power OS 240-cu-in 4-cylinder 4-cycle engine Weight 215 lb span 104 Finish Sig dope over Koverall Right Laser 200 Ed Izzo covered MonoKote uses Perfect paint cowl Built Precision Models kit -scale model spans 94 weighs 21 lb uses Super Tartan engine Left Claude Mccullough returned Nats gigantic 1/3-scale Waco N pictured being held Mike Gretz Craft sported typical Waco red-with-black-trim finish Tn-geared biplane last commercial offering Waco Right Bud Atkinson finished ninth place fine Northrop A-17 attack bomber Scratch-built A-scale 96-in-span craft weighs 235 lb uses 24-cu-in G-38 engine November 1987 49 winner OT ueorge meyer ~ransmansnip wara tana second place Giant Scale Charlie Chambers %-scaie P-510 Mustang Moki 25cc engine powers 225-lb model fuselage completely covered hand-formed aluminum lithograph plate fiberglass fuselage made Ramons own molds engine Mold 25cc 15 Cu wingspan 80 weight 203 lb description Ramons Beech should have written past tense model demolished unexplained reasons its third Nats flight Second place Giant Scale another master piece modeling engineering craftsmanship -scale North American P-51D Charlie Chambers awarded George Meyer Craftsmanship Trophy master piece models fuselage completely cov ered aluminum litho-plate including compound-curved parts such fillets Charlie has hand-tooled curves exact shapes close fits adjacent panels areas painted Sport Scale Expert prototypewings tail surfacesare usual model materials finished fiberglass cloth resin K&B epoxy paint engine 225-lb Mustang 25cc Mold third place another frequent winner Giant class Ed Izzos /3-scale Laser 200 started Precision Models ldt Whereas model ers would glamorize aircraft exotic paint jobs Ed has taken different routehe has used MonoKote Perfect palnt engine cowl other small areas Tartan Twin en gine provides power closely matches 21-lb weight 94-in span Being old Pat tern flier doesnt harm Eds ability control sticks Burnished metallic MonoKote has also used Francis McCracken fuselage scratch-built A-scale Ryan PT-22 fin ishes fourth place improvement two places since last saw model Lake Charles Nats 1986 engine Super tigre 2500just right 18-lb 90-inwingspan Giant-class alrcraft Maxey Hesters new Spacewalker destined become Sig ldt soon awarded fifth place Giant Scale model home-built airplane Maxey also building full-size Spacewalker almost ready fly 104-in-span model has wide chord bountiful wing area great stability fourcylinder four-cycle 05 240 engine adequate Left First place Sport Scale Expert went Bob Hanfts Y4-scale Fokker EV post-WW Polish Air Force markings Power OS Gemini 1 20-cu-ln twin-cylinder four-cycle engine Span 1s84 weight 1425 lb Right Third place Expert won Lawrence Harvilles %-scale Douglas XTB2D-1 Skypirate torpedo bomber An 05 61 powers 1275-lb 70-in-span craft Left Dave Platta fine Macchi 202 no One-fifth-scale craft lost unexplained crash during Nats competition after having flown FAI Scale team trials previous week All-balsa plane fibergiasslresin cover K&B epoxy paint Power 05 1 08-cu-in glow engine Right Dale Cordes Ryan PT-22 placed ninth Expert Model built %-scale Sig kit Power OS 120 four-stroker 50 Model Aviation Second place Expert went Greg Nameys scratch-built Focke-Wuif FW 190-D9 Model A-scale spans 69 weighs 143 lb uses OS 90 engine Finish K&B epoxy paint power 215-lb model New Nats competition Harold Hester Maxeys son flies Giant Scale Piper Cub built Sig kit what else 14-scale Although model weighs 1725 lb able flier Enya 90 four-stroke en gine tells us something about matching airplane engine havent seen Leonard McCoy Giant Scale Dormer 23G bomber since Seguin Nats finishes sixth place model uses pair 05 60 two-stroke engines having individ ual throttle control flight options bomber drops parachute bombs separate operations Broad-chord wings 101-in span easily carry its weight 305 lbthe heaviest model flown Nats Another name past reappears 1987 Nats roster Claude McCullough brings magnificent new Waco N cabin biplane tricycle landing gear probably impressive airplane Nats because its fin ish sheer size A-scale Waco indeed im mense 104-in span 30-lb weight wind diminishes second flying day Claude makes two qualifiing flights Saito 270 four-stroke engine hauls weight problems model mostly balsa spruce structure finished Koverall Sig dope great see some real old-timers McCullough Hester McCoy returning Nats competition Bud Atkinson another veterans see Nats entry scratch-built Northrop A-17 -scale having 96-in wingspan using 24-cu-in G-38 engine Yet another name past Dr Linton Keith member very first Scale team represent US World Champion ship competition 1970 returns Nats Northrop A-17 1 4-in scale having wing span 84 weight 155 lb based Wylam plans uses OS 108-cu-in engine After winning place Scale team upeoming World Championships Fokker EV Bob Hanft has come back week later fin ish first place Sport Scale Expert class Built Frank Comyns drawings 84-inspan A-scale Fokker marked colors post-WW Polish Air Force team selection trials airplane suf fered low static score overcome good flights Sport Scale static scoring scores second high est Bob has high flight scores match Fokkers 1425-lb weight carried easily OS Gemini 120-cu-in two-cylinder four-stroke engine Construction mostly balsa basswood finished Koverall Aerogloss dope Control surfaces cable actuated landing gear uses torsion bar shock absorp tion Greg Namey winner second place Sport Scale Expert class scratchbuilders prefers build complete model including tires Focke-WuIf FW 190D-9 also has numerous inflight features include retracts bomb drop flaps en gine mixture control Greg proves smaller -scale model competitive can success ful However 69-in span model sur prisingly heavy 143 lb 05 90 engine has no problem hauling weight rare Douglas XTB2D-1 Skypirate win ner third place Sport Scale Expert LawSport Scale Sportsman rence Harville has scratch-built -scale uses Rom retracts modified accomplish 1300 travel steeply angled nose gear Bob Wisehers venerable Aeronca K flying its fourth Nats places fourth Expert class standings year its static score slips farther down possibly due its slightly weary appearance baked-on castor oil over 100 hours air Thats tribute Gemini twin 120 four-stroke engine seems have no change output Yes its fact men over 70 look model types easy fly Continued page 149 November 1987 51 First place Sport Scale Sportsman won Bruce Tharpe Citabria Sig kit Power Salto 45 four-stroke weight 7 lb span 69 Finish Koverall dope Second place Sportsman went Elmer Hebransons Waco UMF-3 built Pica kit Its engine Supertigre X-60 weight 88 lb span 60 One-sixth scale Wayne Siewerts scratch-built -scale Mooney M2OK all-balsa finished Pratt & Lambert paint engine Enya 120 four-stroke weight 147 lb span 88 Model took third place represents German-registered plane powered Porsche aircraft engine Nats RC Pylon/Veager Continued page 145 taken over Just like body disappears Must time go home dont wanna go home lots things remember about Pylon Racing Nats year Ill just run through struck Meeting giant full-size aircraft world Burt Rutan visited site twice very impressed racing asked questions about building techniques materials Equipment failures caused several reflies something guarantee will corrected again course changes Quarter Midget Bill Millers Formula entry repainted very bright day-gb orange Bill could see F-4 Phantoms continually practiced touch-and-goes blasted everyone off seats after burners loudest things Ive ever heard except some Harriers all-girl crew staffed lap cage daya crew Id take day No fense guys girls dream crew because performed faultlessly guys seemed lessen up came time question cuts stuff Combat model flyaway wrapped itself around power lines provided great fireworks display before shutting down Nats headquarters Lin coln Sky Knights Club members worked hard ever having seen Pylon Race before kept coming back great guys However best people went Out way com pliment us thank us giving six good days racing people Id again anytime See ya next year Virginia Beach Nats RC Scale/Wischers Continued page 51 time Mustang monopo lized competition year three en tered Nats Lee Rice places fifth North American P-51D Mustang built Royal kit A-scale sixth place see very unusual 14-scale model Art Chesters Jeep has 52-in wingspan has built Jewel Ness Coverite kit powered Saito 45 four-stroke engine winner Sportsman class Bruce Tharpe Citabria Sig kit engine Saito 45 four-stroke seeond place Waco UMF-3 Pica kit powered Super tigre X-60 engine Its builder Elmer Herbran son remember early association RC modeling 30 years ago Elmer two Nats Scale trophy winners flight score higher static score other Greg Namey Expert class Third place Sportsman won Wayne Siewert entry scratch-built Mooney M2OK all-balsa construction modeled after Mooney Porsche engine %-scale wingspan 88 models engine Enya 120 four-stroke After FAT team selection trials week ear lier FAI portion Nats something letdown expected six entries reduced four due attrition during trials Beeause Nats using current FAI rules team trials using 1988 FAI rules quite difference complexity bonuses between two competitions ex ample Skip Masts Lockheed C-130 Hercules jumps 15% 3056 becomes Nats winner Steve Sauger s Stinson Trimotor 230-point leap static score over previous week addition 25% bonus places second Bob Wischers 10%-bonus Douglas Mailplane places third Gary Underhills Bristol M-l fourth Nats RC Soaring/Blakeslee Continued page 55 crowd pilots received nice hand upon safely touching down Everybody realized much intestinal fortitude required put lovingly-built beauties up such dangerous conditions extreme winds Thursday Friday raised havoc standings other classes leaders coming down two-minute nights Getting landing far automatic leader board being juggled up down good clip usual Nats top guys put eight flights close max 520 points per flight contest leaders scoring order 300 points over last four flights Few oth ers course doing better Most pilots contention chose scratch last four flights Notwithstanding foregoing commentary shuffling among leaders TwoMeter Standard winners established positions fairly early hung win pretty good margins Whats really amazing both top guys flying polyhedral rudder/elevator planes strong winds straight-wing aileron ships definite advan tage because superior roll control especially true during landing ground gusts bouncing plane over youre just trying get down right-side-up Two-Meter first four rounds close race between last years winner Paul Carl son last years runner-up Brian Agnew Paul flying same Prodigy caused such sensation last year cant af ford new onehis Off Ground Models com pany produces kit Brian also flew same ship last year Sagitta 600 Paul led through fourth round slipped back 298 Brians 520 Round Five Brian averaged just 290 points per flight over last three good enough hold off Tom Brightbill Terry Edmonds finNovember 1987 149 SUNBIRD SENSATION WITH STYLE Sunbird combines eye opening performance truly distinctive styling terrific flying design Whether choose 40 size Sunbird 10 Sunbird Jr youll find Sunbird perfect sport plane fl PRECISION EEEPRODUCTS INC 714 592-5144 510 E Arrow Highway San Dimas CA 91773 FOR 25 TO 45 ENGINES RADIO CONTROL SHORT KIT DESIGNED AROUND FOAM CORE WING AND BOX FRAME FUSELAGE FOR SIMPLE AND STURDY CONSTRUCTION SHORT 1013 INCLUDE WING CORES CANOPIES COWLS PLANS ENGINE MOUNTS FIRE WALLS MOLDED MISC PARTS SHORT HA RD WA RE PA CKA GE AND MATERIALS LIST FOR ADDITIONAL BALSA AND HARDWARE NEEDED AGM2 ZERO 54 SPAN 2990 P40 TOMAHAWK55 SPAN. 2995 P39 AIRA COBRA 55 SPAN . 2990 P-Sb MUSTANG 54 SPAN . 2990 C202 FOL GORE 56 SPAN 990 FOCKE WULF 190 54 SPAN 2990 INVADER 7NIN 68 495 P-38 LIGHTNING 7WIN 70. 6490 ORDERING SEND CHECK OR MONEY ORDER FOR REDUIRED AMOUNT PLUS $450 PER KIT CANADIANS ADD $675 TO WING MFG PD BOX 33 CRYSTAL LAKE IL 60014 ILLINOIS RESIDENTS ADD 65% SALES TAX ORDERS MUST BE IN US FUNDS SEND $350 FOR PRODUCT CATALOG VISIT OUR OUTLET STORE AT 15 MORGAN STREET IN CRYSTAL LAKE IL