Control Soaring Dan Pruss ON PAGE 99 November 1981 issue Model Aviation list National AMA records list current through September 3 1981 Among list current record dated 8-16-81 simply states RC Soaring Thermal Duration CategoryUnlimited Open classheld Gary Ittner fine print really should command two-page banner spread simply states 8:0513 dear reader reads eight hours five minutes 13 seconds isnt slope flight thermal duration record Gary flew original design Little Pigeon bird planned crosscountry duration altitude work plane has wingspan 180 inches airfoil Garys own calls Ittner 2016 aspect ratio 1761 Its same plane Gary entered SOARs Great Race VI drew attention everyone both its flying craftsmanship Its sure bet youll see bird news again coming year same page underRC SoaringSpeed isnt record Perhaps says some thing about category its requirements establishing such records Rules now require triangular course 100-meter sides model must enter course altitude less 50 meters See page 65 1980-8 1 AMA rule book further details Its suggested FAI/F3B Speed Task criteria used AMA speed records simpler logistics F3 B schedule would allow attempts made people However drawback timing accuracy required short course especially low times would approached Other suggestions included using LSF distance requirements against clock makes sense Any ofthe distances wouldnt require electric eye timing accuracy shorter courses course layout wouldnt require land surveyor witness requirements LSF cross-country achievements strict AMA records exception Contest Director requirement latter As level best used speed have three categories Level III first level require distance 062 milel kilometer goal return Level IV 124 miles 2 kilometers goal return Level V62 miles 10 kilometers goal return Sailplanes involved LSF program flying cross-country require ments against clock seems like natural move subject records three have established altitude cate gory What Bad air Measuring devices 40 Model Aviation know left lunch somewhere y lttner shows off cavernous fuselage Little Pigeon designed hold barograph altitude record attempts Solid fiberglass Alex Bower heaves lttners Little Pigeon during Great Race VI uary s own noins current MIVIA Thermal Duration Record over eight hours Three-piece wing rudder elevator flaps Jim Slater shows 2-Meter bird containing barograph fashioned small altimeter used mountain climbers Close look Slaters altimeter Unit measures 21/2 x 1 weighs 1 oz Costs about $75 Probably latter lack latter Replogle barograph has mentioned article reliable recorder altitude flights UnlimitedOpen record 3400 ft used Replogle incidentally same type used full-scale soarers Jack Hiner carried pod above wing establish record back 1979 past September Jack put fuselagea big fuselageto establish Standard Class record 3250 ft dont know what young Jim Ealy III used set record 1863 ft Juniors TwoMeter division John Dineen used version Barometer Altimeter RC article same name published Model Aviation January 1976 system small accurate inexpensive build Smaller expensive device Jim Slater found Edmund Scientific Catalog Its small altimeternot barograph Con tinued page 107 January 198241 South African team used elaborate Him enaua snows nOW xo use worws signing Steve Works sighting device F3Bsimple sighting device Tube coming center gizmo during team practice session portable lets line up planes B bracket used line up opposite sight aircraft fillet shape required Bob Dolly Wiseher Rt 1 S-22lLapham Peak Roa4 Delafleld WI 53018 RC Soaring/Pruss Continued page 43 designed mountain climbers hikers registers 12000 feet increments 100 feet Jim modified glass face include another hand follows altimeters pointer second pointer records altitude Jim still has few bugs work out assure accuracy modification altimeter itself reliable tested lightplane its readings matched aircrafts up 7000 ft limit test Whats nice about unit fits anything Two-Meter ship favorite 16footer youre gadgeteer might want modify Available Edmund Scientific Barrington NJ American Science Center 5700 Northwest Highway Chicago IL 60656 F3B hardware couple gadgets photos month should make life lot easier youve involved F3 B havent involved could because hardware takes run F3B contest sighting devices Speed Distance Tasks have resembled everything ruptured oil derrick 120 scale Eiffel Tower done macrame Well couple ingeneous gents have come rescue simple hoop device see comes Steve Work Albuquerque clan Square off hardwood block wood Drill 3/32-in hole parallel four sides Take 36-in length 3/32 music wire burr up two ends forming hoop plug two ends wood block Lay assembly flat surface make sure plane formed hoop parallel sides block Epoxy burred ends wire wood block After assembly set epoxy spirit level replacement obtainable hardware stores top wood block 90 degrees plane hoop Mount camera tripod make another unit just like have almost instant setup Bases B USA team usedtwoofthesedevicesthis past summer make life simpler also 200-meter length cable laid out official winch line length cable marked 150-meter mark two bases erected point Winches -and course always set up ready first flier before model ready fly sighting apparatus other photo comes Jack Abbot South African team unit elaborate added feature First plexiglass perspex plate used sighting device mounted 90-degree bracket Next bracket leg mounted plexiglass attached ID tube exactly 90-degree angle added feature Once two tripods set 150 meters apart leveling isnt required sighting through tube Base seeing through tube Base B two bases B parallel something guess gosh method before might get crowded having devices Base B flagging four planes during distance task contest club cant afford two device small enough tote around could supplied several clubs contest Discriminate Scale Fliers Demand Dave Platt Im perfectionist. kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact Im particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Platt kit guarantee true outline combined force arrangement flies properly THE ULTIMAT legendary beauty efficiency Spitfire 5/5 scale Accurate last subtle curve Magnificient indeed Just sitting simply awe inspiriog flight Powered 90 120 glo engine Maximizer ultimate Spitfire will provide intense experience sophisticated R/C modelerSpan 88Length 76Weight 15-20 lbs kh1 Bucker Jungineister Os regular direct drive engines 60 90 65 span 1/4 scale ace aerobatic biplane timel Still fits car $129 4 New 1/4 Scale Pilof Supplied unpainted comes struction booklet $30 Also avail able 1/5 scale $25 VIe*i0eascIjmitt Grand bold flies great staying easily transportablel 1/5 scale 79 span over 1000 sq ins 90 engines $119 Retracting tanding Gear Patented Ylock system 1/4 55 scale models fr $179 Coining new 1/4 scale model Quadra other chain saw engines 1/5 scale iuii figare WWII Fighter Pilot HOW TO ORDERDireci manufacturer no markup Write call accept check money order Master Charge Visa cards pay UPS anywhere USA Florida esidents add 4% sales tax Yes accept foreign orders pay freight information model send self addressed envelope nave Dlatt ivuodels inc 6940 NW 15th Street Plantation Florida 33313 Phone 305 587-4861 wol oyioiod ih ow orho cooyoor Littlest Miracle Workshop PROFESSIONAL TOOL $210 SUITABLE FOR ALL HOBBIES AND CRAFTS Makers of. Mini-Glue Tips Stray-Tray Tee Bar Mini-Saw Ruff-Stuff & Jewel Strioes IT ALL AT HIA APPLIED DESIGN CORP 138 Penn Street El Segundo CA 90245 BOOTH DAD 16 January 1982 107 1 PIBERGLASS COWLSL UNIVERSAL RADIALS 5 diameter-3% deep600 5 diameter-3 deep650 6 diameter-5 deep1200 7 diameter-4 deep1000 7W diameter-5 deep1000 94 diameter-4 deep1200 9 diameter-S deep1200 10 diameter-9 deep2500 11 diameter-6 deep1800 11 Y diameter-7 deep2000 ASTRO FLIGHT Porterfield500 TOP- FLITE P-39 Aircobra600 P-40 Warhawk900 P-47-D Thunderbolt F-8-F-2 Bearcat F-4U Corsair1000 J-3 Cub800 WHEELPANTS 7 long 3 wheel700 8 long 3-4 wheel800 9 long 4-4W wheel900 10 long 4-SW wheel1000 11 long 4-4W wheel1100 12 long 5-6 wheel1200 SIG Kadet Kavalier Komander Kougar550 J-3 Cub600 Cessna 1S0 Liberty Sport Skybolt800 Smith Minibiplane Beech Bonanza .. 1000 COWLS FOR BEHRENS GIANT SCALE PLANS JB Special MK Ill Travel Air 2000 Fokker D-VII1500 Travel Air 4000 $2000 wheelpants1000 JACK STAFFORD B-24 set 41200 NEW MAULE LUNAR ROCKET MS Cowl 00Windshield 0 ORDERING INFORMATION Add $1 50 shipping Charge within US $200 outside US New York residents add 7% Ma ii order FIBERGLASS MASTERsales tax * FOR IN FORMATION ON PLANS PO Box 1 34M Bayshore NY 11 706 Write Behrens Plan Service 31-27 Healy Avenue Far RoCkaway NY 11691 call 212 337-6987 QUARTER SCALE J-3Cub1000 Stinson Voyager 1200 Fleet Biplane CONCEPT 1200 Aeronca Champ BUD NOSEN ..... 1800 Mr Mulligan BUD NOSEN 2000 P-Si Mustang BUD NOSEN 2000 P-47-D Jug BUD NOSEN 2500 Citabria cowl 800 wheelpants .. 900 PICA FW 190 D-9 Waco F-31000 Cessna 182 Bucker Jungmeister1200 T-28B Trojan1500 JEMCO PT-19600 FW 190 D-9650 ABM-3 Zero800 AT-S North American1000 F-6-F Hellcat F-4U Corsairor P-47-DJug . 1200 Just record 1982 will year F3B team selections again sighting devices mentioned can help club lend support contests units small enough portable enough set up practice sessions much less effort before Have Dan Pruss Rt 2 Box 49D Plainfiei4 IL 60544 RC Aerobatics/Van Putte Continued page 43 wing dihedral theres enough wing dihedral airplane may roll left So least two things can done improve roll coupling yaw commands First wing dihedral can increased Second location vertical tin aerodynamic center can moved closer fuselage axis putting some vertical fin bottom fuselage via ventral fin Pattern fliers have special problem because dont want rolling moment gener ated rudder deflected thats will see lot Pattern airplanes ventral fins close attention correct wing dihedral angle two rolling moments cancel other rudder deflected just got copy 1981 Nats issue November somewhat disappointed published list results Once again year top 10 Pattern finalists event made list Like other contestants wanted find out just finished Lets hope theres enough room next Nats issue publish complete list contestant placings way next Nats will probably lot cooler several have recent years Lakehurst NAS often has benefit being cooler during summer other sites due moderating effect shore breezes Atlantic Ocean fact may tery cool I DESIGNED BY BILL EVANS FOR YOU STANDARD KIT $8995 - Epoxy Fiberglass Fuselage - Foam Cores - Ply Wing Sheeting - Gear Formed - Balsa Parts Cot Shape - Sliding Tray - Foil Size Plans BASIC KIT $5995 Glass Fuse Cores - Ply Plans Add 5300 s5pe,iq CA resderds odd e See YOUr Deale o o de f om BILL EVANS AIR/CRAFT 20825 1/2 Roscue Blvd Canoga Park CA 91305 213 709-0894 remember attending Pattern contest 10 years ago stationed Andrews AFB near Washington DC weekend temperature hit 900 during day Washington about 650 Lakehurst wind almost blew clothes off backs Don Lowe took turns sharing old grubby blanket kept car have never seen blimp hangar going Lakehurst will offer real treat Some largest blimp hangars world Lakehurst big can have own weather inside days conditions right has rained inside biggest hangars wasnt raining outside received update Dow Corning antifoaming agent fuel John Perault La Grange IN called Model Atiation editorial office told found out Q antifoaming agent discontinued 1976 has replaced DB-l00 sells $8 per pound individuals companies available Dow Corning d~tors 5-gallon can about $300 ll Dow Coming 800 248-2345 t what need will tell tarest distributor located local distributor may send free sample did thanks John Perault called long distance own expense Ron Van Pulle 111 Sleepy Oaks Rd Fort Walton Beach FL 32548 RC Helicopters/Chesney Continued page 44 competition day number entries exceeded 20 Two years ago 26 contestants used two flight lines laid out 90 degrees other due field limitations number complaints heard because flight line perfectly aligned prevail ing wind other creates unfair competitive edge should avoided year anticipated same relative num ber entries four classes past contests consisted approximately same number entries Novice class Scale Intermediate Expert classes combined Thus set up second flight line Novices Whoever said CDs job easy 108 Model Aviation SIMIlAR b40 40 Powered 50 Inch Flying Wing design makes flying wing practical reality everyone UKUbWIND 19 Powered 72 inch Semi Sailplane Son Seville featured Aug 1981 Model Aviation
Edition: Model Aviation - 1982/01
Page Numbers: 40, 41, 107, 108
Control Soaring Dan Pruss ON PAGE 99 November 1981 issue Model Aviation list National AMA records list current through September 3 1981 Among list current record dated 8-16-81 simply states RC Soaring Thermal Duration CategoryUnlimited Open classheld Gary Ittner fine print really should command two-page banner spread simply states 8:0513 dear reader reads eight hours five minutes 13 seconds isnt slope flight thermal duration record Gary flew original design Little Pigeon bird planned crosscountry duration altitude work plane has wingspan 180 inches airfoil Garys own calls Ittner 2016 aspect ratio 1761 Its same plane Gary entered SOARs Great Race VI drew attention everyone both its flying craftsmanship Its sure bet youll see bird news again coming year same page underRC SoaringSpeed isnt record Perhaps says some thing about category its requirements establishing such records Rules now require triangular course 100-meter sides model must enter course altitude less 50 meters See page 65 1980-8 1 AMA rule book further details Its suggested FAI/F3B Speed Task criteria used AMA speed records simpler logistics F3 B schedule would allow attempts made people However drawback timing accuracy required short course especially low times would approached Other suggestions included using LSF distance requirements against clock makes sense Any ofthe distances wouldnt require electric eye timing accuracy shorter courses course layout wouldnt require land surveyor witness requirements LSF cross-country achievements strict AMA records exception Contest Director requirement latter As level best used speed have three categories Level III first level require distance 062 milel kilometer goal return Level IV 124 miles 2 kilometers goal return Level V62 miles 10 kilometers goal return Sailplanes involved LSF program flying cross-country require ments against clock seems like natural move subject records three have established altitude cate gory What Bad air Measuring devices 40 Model Aviation know left lunch somewhere y lttner shows off cavernous fuselage Little Pigeon designed hold barograph altitude record attempts Solid fiberglass Alex Bower heaves lttners Little Pigeon during Great Race VI uary s own noins current MIVIA Thermal Duration Record over eight hours Three-piece wing rudder elevator flaps Jim Slater shows 2-Meter bird containing barograph fashioned small altimeter used mountain climbers Close look Slaters altimeter Unit measures 21/2 x 1 weighs 1 oz Costs about $75 Probably latter lack latter Replogle barograph has mentioned article reliable recorder altitude flights UnlimitedOpen record 3400 ft used Replogle incidentally same type used full-scale soarers Jack Hiner carried pod above wing establish record back 1979 past September Jack put fuselagea big fuselageto establish Standard Class record 3250 ft dont know what young Jim Ealy III used set record 1863 ft Juniors TwoMeter division John Dineen used version Barometer Altimeter RC article same name published Model Aviation January 1976 system small accurate inexpensive build Smaller expensive device Jim Slater found Edmund Scientific Catalog Its small altimeternot barograph Con tinued page 107 January 198241 South African team used elaborate Him enaua snows nOW xo use worws signing Steve Works sighting device F3Bsimple sighting device Tube coming center gizmo during team practice session portable lets line up planes B bracket used line up opposite sight aircraft fillet shape required Bob Dolly Wiseher Rt 1 S-22lLapham Peak Roa4 Delafleld WI 53018 RC Soaring/Pruss Continued page 43 designed mountain climbers hikers registers 12000 feet increments 100 feet Jim modified glass face include another hand follows altimeters pointer second pointer records altitude Jim still has few bugs work out assure accuracy modification altimeter itself reliable tested lightplane its readings matched aircrafts up 7000 ft limit test Whats nice about unit fits anything Two-Meter ship favorite 16footer youre gadgeteer might want modify Available Edmund Scientific Barrington NJ American Science Center 5700 Northwest Highway Chicago IL 60656 F3B hardware couple gadgets photos month should make life lot easier youve involved F3 B havent involved could because hardware takes run F3B contest sighting devices Speed Distance Tasks have resembled everything ruptured oil derrick 120 scale Eiffel Tower done macrame Well couple ingeneous gents have come rescue simple hoop device see comes Steve Work Albuquerque clan Square off hardwood block wood Drill 3/32-in hole parallel four sides Take 36-in length 3/32 music wire burr up two ends forming hoop plug two ends wood block Lay assembly flat surface make sure plane formed hoop parallel sides block Epoxy burred ends wire wood block After assembly set epoxy spirit level replacement obtainable hardware stores top wood block 90 degrees plane hoop Mount camera tripod make another unit just like have almost instant setup Bases B USA team usedtwoofthesedevicesthis past summer make life simpler also 200-meter length cable laid out official winch line length cable marked 150-meter mark two bases erected point Winches -and course always set up ready first flier before model ready fly sighting apparatus other photo comes Jack Abbot South African team unit elaborate added feature First plexiglass perspex plate used sighting device mounted 90-degree bracket Next bracket leg mounted plexiglass attached ID tube exactly 90-degree angle added feature Once two tripods set 150 meters apart leveling isnt required sighting through tube Base seeing through tube Base B two bases B parallel something guess gosh method before might get crowded having devices Base B flagging four planes during distance task contest club cant afford two device small enough tote around could supplied several clubs contest Discriminate Scale Fliers Demand Dave Platt Im perfectionist. kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact Im particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Platt kit guarantee true outline combined force arrangement flies properly THE ULTIMAT legendary beauty efficiency Spitfire 5/5 scale Accurate last subtle curve Magnificient indeed Just sitting simply awe inspiriog flight Powered 90 120 glo engine Maximizer ultimate Spitfire will provide intense experience sophisticated R/C modelerSpan 88Length 76Weight 15-20 lbs kh1 Bucker Jungineister Os regular direct drive engines 60 90 65 span 1/4 scale ace aerobatic biplane timel Still fits car $129 4 New 1/4 Scale Pilof Supplied unpainted comes struction booklet $30 Also avail able 1/5 scale $25 VIe*i0eascIjmitt Grand bold flies great staying easily transportablel 1/5 scale 79 span over 1000 sq ins 90 engines $119 Retracting tanding Gear Patented Ylock system 1/4 55 scale models fr $179 Coining new 1/4 scale model Quadra other chain saw engines 1/5 scale iuii figare WWII Fighter Pilot HOW TO ORDERDireci manufacturer no markup Write call accept check money order Master Charge Visa cards pay UPS anywhere USA Florida esidents add 4% sales tax Yes accept foreign orders pay freight information model send self addressed envelope nave Dlatt ivuodels inc 6940 NW 15th Street Plantation Florida 33313 Phone 305 587-4861 wol oyioiod ih ow orho cooyoor Littlest Miracle Workshop PROFESSIONAL TOOL $210 SUITABLE FOR ALL HOBBIES AND CRAFTS Makers of. Mini-Glue Tips Stray-Tray Tee Bar Mini-Saw Ruff-Stuff & Jewel Strioes IT ALL AT HIA APPLIED DESIGN CORP 138 Penn Street El Segundo CA 90245 BOOTH DAD 16 January 1982 107 1 PIBERGLASS COWLSL UNIVERSAL RADIALS 5 diameter-3% deep600 5 diameter-3 deep650 6 diameter-5 deep1200 7 diameter-4 deep1000 7W diameter-5 deep1000 94 diameter-4 deep1200 9 diameter-S deep1200 10 diameter-9 deep2500 11 diameter-6 deep1800 11 Y diameter-7 deep2000 ASTRO FLIGHT Porterfield500 TOP- FLITE P-39 Aircobra600 P-40 Warhawk900 P-47-D Thunderbolt F-8-F-2 Bearcat F-4U Corsair1000 J-3 Cub800 WHEELPANTS 7 long 3 wheel700 8 long 3-4 wheel800 9 long 4-4W wheel900 10 long 4-SW wheel1000 11 long 4-4W wheel1100 12 long 5-6 wheel1200 SIG Kadet Kavalier Komander Kougar550 J-3 Cub600 Cessna 1S0 Liberty Sport Skybolt800 Smith Minibiplane Beech Bonanza .. 1000 COWLS FOR BEHRENS GIANT SCALE PLANS JB Special MK Ill Travel Air 2000 Fokker D-VII1500 Travel Air 4000 $2000 wheelpants1000 JACK STAFFORD B-24 set 41200 NEW MAULE LUNAR ROCKET MS Cowl 00Windshield 0 ORDERING INFORMATION Add $1 50 shipping Charge within US $200 outside US New York residents add 7% Ma ii order FIBERGLASS MASTERsales tax * FOR IN FORMATION ON PLANS PO Box 1 34M Bayshore NY 11 706 Write Behrens Plan Service 31-27 Healy Avenue Far RoCkaway NY 11691 call 212 337-6987 QUARTER SCALE J-3Cub1000 Stinson Voyager 1200 Fleet Biplane CONCEPT 1200 Aeronca Champ BUD NOSEN ..... 1800 Mr Mulligan BUD NOSEN 2000 P-Si Mustang BUD NOSEN 2000 P-47-D Jug BUD NOSEN 2500 Citabria cowl 800 wheelpants .. 900 PICA FW 190 D-9 Waco F-31000 Cessna 182 Bucker Jungmeister1200 T-28B Trojan1500 JEMCO PT-19600 FW 190 D-9650 ABM-3 Zero800 AT-S North American1000 F-6-F Hellcat F-4U Corsairor P-47-DJug . 1200 Just record 1982 will year F3B team selections again sighting devices mentioned can help club lend support contests units small enough portable enough set up practice sessions much less effort before Have Dan Pruss Rt 2 Box 49D Plainfiei4 IL 60544 RC Aerobatics/Van Putte Continued page 43 wing dihedral theres enough wing dihedral airplane may roll left So least two things can done improve roll coupling yaw commands First wing dihedral can increased Second location vertical tin aerodynamic center can moved closer fuselage axis putting some vertical fin bottom fuselage via ventral fin Pattern fliers have special problem because dont want rolling moment gener ated rudder deflected thats will see lot Pattern airplanes ventral fins close attention correct wing dihedral angle two rolling moments cancel other rudder deflected just got copy 1981 Nats issue November somewhat disappointed published list results Once again year top 10 Pattern finalists event made list Like other contestants wanted find out just finished Lets hope theres enough room next Nats issue publish complete list contestant placings way next Nats will probably lot cooler several have recent years Lakehurst NAS often has benefit being cooler during summer other sites due moderating effect shore breezes Atlantic Ocean fact may tery cool I DESIGNED BY BILL EVANS FOR YOU STANDARD KIT $8995 - Epoxy Fiberglass Fuselage - Foam Cores - Ply Wing Sheeting - Gear Formed - Balsa Parts Cot Shape - Sliding Tray - Foil Size Plans BASIC KIT $5995 Glass Fuse Cores - Ply Plans Add 5300 s5pe,iq CA resderds odd e See YOUr Deale o o de f om BILL EVANS AIR/CRAFT 20825 1/2 Roscue Blvd Canoga Park CA 91305 213 709-0894 remember attending Pattern contest 10 years ago stationed Andrews AFB near Washington DC weekend temperature hit 900 during day Washington about 650 Lakehurst wind almost blew clothes off backs Don Lowe took turns sharing old grubby blanket kept car have never seen blimp hangar going Lakehurst will offer real treat Some largest blimp hangars world Lakehurst big can have own weather inside days conditions right has rained inside biggest hangars wasnt raining outside received update Dow Corning antifoaming agent fuel John Perault La Grange IN called Model Atiation editorial office told found out Q antifoaming agent discontinued 1976 has replaced DB-l00 sells $8 per pound individuals companies available Dow Corning d~tors 5-gallon can about $300 ll Dow Coming 800 248-2345 t what need will tell tarest distributor located local distributor may send free sample did thanks John Perault called long distance own expense Ron Van Pulle 111 Sleepy Oaks Rd Fort Walton Beach FL 32548 RC Helicopters/Chesney Continued page 44 competition day number entries exceeded 20 Two years ago 26 contestants used two flight lines laid out 90 degrees other due field limitations number complaints heard because flight line perfectly aligned prevail ing wind other creates unfair competitive edge should avoided year anticipated same relative num ber entries four classes past contests consisted approximately same number entries Novice class Scale Intermediate Expert classes combined Thus set up second flight line Novices Whoever said CDs job easy 108 Model Aviation SIMIlAR b40 40 Powered 50 Inch Flying Wing design makes flying wing practical reality everyone UKUbWIND 19 Powered 72 inch Semi Sailplane Son Seville featured Aug 1981 Model Aviation
Edition: Model Aviation - 1982/01
Page Numbers: 40, 41, 107, 108
Control Soaring Dan Pruss ON PAGE 99 November 1981 issue Model Aviation list National AMA records list current through September 3 1981 Among list current record dated 8-16-81 simply states RC Soaring Thermal Duration CategoryUnlimited Open classheld Gary Ittner fine print really should command two-page banner spread simply states 8:0513 dear reader reads eight hours five minutes 13 seconds isnt slope flight thermal duration record Gary flew original design Little Pigeon bird planned crosscountry duration altitude work plane has wingspan 180 inches airfoil Garys own calls Ittner 2016 aspect ratio 1761 Its same plane Gary entered SOARs Great Race VI drew attention everyone both its flying craftsmanship Its sure bet youll see bird news again coming year same page underRC SoaringSpeed isnt record Perhaps says some thing about category its requirements establishing such records Rules now require triangular course 100-meter sides model must enter course altitude less 50 meters See page 65 1980-8 1 AMA rule book further details Its suggested FAI/F3B Speed Task criteria used AMA speed records simpler logistics F3 B schedule would allow attempts made people However drawback timing accuracy required short course especially low times would approached Other suggestions included using LSF distance requirements against clock makes sense Any ofthe distances wouldnt require electric eye timing accuracy shorter courses course layout wouldnt require land surveyor witness requirements LSF cross-country achievements strict AMA records exception Contest Director requirement latter As level best used speed have three categories Level III first level require distance 062 milel kilometer goal return Level IV 124 miles 2 kilometers goal return Level V62 miles 10 kilometers goal return Sailplanes involved LSF program flying cross-country require ments against clock seems like natural move subject records three have established altitude cate gory What Bad air Measuring devices 40 Model Aviation know left lunch somewhere y lttner shows off cavernous fuselage Little Pigeon designed hold barograph altitude record attempts Solid fiberglass Alex Bower heaves lttners Little Pigeon during Great Race VI uary s own noins current MIVIA Thermal Duration Record over eight hours Three-piece wing rudder elevator flaps Jim Slater shows 2-Meter bird containing barograph fashioned small altimeter used mountain climbers Close look Slaters altimeter Unit measures 21/2 x 1 weighs 1 oz Costs about $75 Probably latter lack latter Replogle barograph has mentioned article reliable recorder altitude flights UnlimitedOpen record 3400 ft used Replogle incidentally same type used full-scale soarers Jack Hiner carried pod above wing establish record back 1979 past September Jack put fuselagea big fuselageto establish Standard Class record 3250 ft dont know what young Jim Ealy III used set record 1863 ft Juniors TwoMeter division John Dineen used version Barometer Altimeter RC article same name published Model Aviation January 1976 system small accurate inexpensive build Smaller expensive device Jim Slater found Edmund Scientific Catalog Its small altimeternot barograph Con tinued page 107 January 198241 South African team used elaborate Him enaua snows nOW xo use worws signing Steve Works sighting device F3Bsimple sighting device Tube coming center gizmo during team practice session portable lets line up planes B bracket used line up opposite sight aircraft fillet shape required Bob Dolly Wiseher Rt 1 S-22lLapham Peak Roa4 Delafleld WI 53018 RC Soaring/Pruss Continued page 43 designed mountain climbers hikers registers 12000 feet increments 100 feet Jim modified glass face include another hand follows altimeters pointer second pointer records altitude Jim still has few bugs work out assure accuracy modification altimeter itself reliable tested lightplane its readings matched aircrafts up 7000 ft limit test Whats nice about unit fits anything Two-Meter ship favorite 16footer youre gadgeteer might want modify Available Edmund Scientific Barrington NJ American Science Center 5700 Northwest Highway Chicago IL 60656 F3B hardware couple gadgets photos month should make life lot easier youve involved F3 B havent involved could because hardware takes run F3B contest sighting devices Speed Distance Tasks have resembled everything ruptured oil derrick 120 scale Eiffel Tower done macrame Well couple ingeneous gents have come rescue simple hoop device see comes Steve Work Albuquerque clan Square off hardwood block wood Drill 3/32-in hole parallel four sides Take 36-in length 3/32 music wire burr up two ends forming hoop plug two ends wood block Lay assembly flat surface make sure plane formed hoop parallel sides block Epoxy burred ends wire wood block After assembly set epoxy spirit level replacement obtainable hardware stores top wood block 90 degrees plane hoop Mount camera tripod make another unit just like have almost instant setup Bases B USA team usedtwoofthesedevicesthis past summer make life simpler also 200-meter length cable laid out official winch line length cable marked 150-meter mark two bases erected point Winches -and course always set up ready first flier before model ready fly sighting apparatus other photo comes Jack Abbot South African team unit elaborate added feature First plexiglass perspex plate used sighting device mounted 90-degree bracket Next bracket leg mounted plexiglass attached ID tube exactly 90-degree angle added feature Once two tripods set 150 meters apart leveling isnt required sighting through tube Base seeing through tube Base B two bases B parallel something guess gosh method before might get crowded having devices Base B flagging four planes during distance task contest club cant afford two device small enough tote around could supplied several clubs contest Discriminate Scale Fliers Demand Dave Platt Im perfectionist. kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact Im particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Platt kit guarantee true outline combined force arrangement flies properly THE ULTIMAT legendary beauty efficiency Spitfire 5/5 scale Accurate last subtle curve Magnificient indeed Just sitting simply awe inspiriog flight Powered 90 120 glo engine Maximizer ultimate Spitfire will provide intense experience sophisticated R/C modelerSpan 88Length 76Weight 15-20 lbs kh1 Bucker Jungineister Os regular direct drive engines 60 90 65 span 1/4 scale ace aerobatic biplane timel Still fits car $129 4 New 1/4 Scale Pilof Supplied unpainted comes struction booklet $30 Also avail able 1/5 scale $25 VIe*i0eascIjmitt Grand bold flies great staying easily transportablel 1/5 scale 79 span over 1000 sq ins 90 engines $119 Retracting tanding Gear Patented Ylock system 1/4 55 scale models fr $179 Coining new 1/4 scale model Quadra other chain saw engines 1/5 scale iuii figare WWII Fighter Pilot HOW TO ORDERDireci manufacturer no markup Write call accept check money order Master Charge Visa cards pay UPS anywhere USA Florida esidents add 4% sales tax Yes accept foreign orders pay freight information model send self addressed envelope nave Dlatt ivuodels inc 6940 NW 15th Street Plantation Florida 33313 Phone 305 587-4861 wol oyioiod ih ow orho cooyoor Littlest Miracle Workshop PROFESSIONAL TOOL $210 SUITABLE FOR ALL HOBBIES AND CRAFTS Makers of. Mini-Glue Tips Stray-Tray Tee Bar Mini-Saw Ruff-Stuff & Jewel Strioes IT ALL AT HIA APPLIED DESIGN CORP 138 Penn Street El Segundo CA 90245 BOOTH DAD 16 January 1982 107 1 PIBERGLASS COWLSL UNIVERSAL RADIALS 5 diameter-3% deep600 5 diameter-3 deep650 6 diameter-5 deep1200 7 diameter-4 deep1000 7W diameter-5 deep1000 94 diameter-4 deep1200 9 diameter-S deep1200 10 diameter-9 deep2500 11 diameter-6 deep1800 11 Y diameter-7 deep2000 ASTRO FLIGHT Porterfield500 TOP- FLITE P-39 Aircobra600 P-40 Warhawk900 P-47-D Thunderbolt F-8-F-2 Bearcat F-4U Corsair1000 J-3 Cub800 WHEELPANTS 7 long 3 wheel700 8 long 3-4 wheel800 9 long 4-4W wheel900 10 long 4-SW wheel1000 11 long 4-4W wheel1100 12 long 5-6 wheel1200 SIG Kadet Kavalier Komander Kougar550 J-3 Cub600 Cessna 1S0 Liberty Sport Skybolt800 Smith Minibiplane Beech Bonanza .. 1000 COWLS FOR BEHRENS GIANT SCALE PLANS JB Special MK Ill Travel Air 2000 Fokker D-VII1500 Travel Air 4000 $2000 wheelpants1000 JACK STAFFORD B-24 set 41200 NEW MAULE LUNAR ROCKET MS Cowl 00Windshield 0 ORDERING INFORMATION Add $1 50 shipping Charge within US $200 outside US New York residents add 7% Ma ii order FIBERGLASS MASTERsales tax * FOR IN FORMATION ON PLANS PO Box 1 34M Bayshore NY 11 706 Write Behrens Plan Service 31-27 Healy Avenue Far RoCkaway NY 11691 call 212 337-6987 QUARTER SCALE J-3Cub1000 Stinson Voyager 1200 Fleet Biplane CONCEPT 1200 Aeronca Champ BUD NOSEN ..... 1800 Mr Mulligan BUD NOSEN 2000 P-Si Mustang BUD NOSEN 2000 P-47-D Jug BUD NOSEN 2500 Citabria cowl 800 wheelpants .. 900 PICA FW 190 D-9 Waco F-31000 Cessna 182 Bucker Jungmeister1200 T-28B Trojan1500 JEMCO PT-19600 FW 190 D-9650 ABM-3 Zero800 AT-S North American1000 F-6-F Hellcat F-4U Corsairor P-47-DJug . 1200 Just record 1982 will year F3B team selections again sighting devices mentioned can help club lend support contests units small enough portable enough set up practice sessions much less effort before Have Dan Pruss Rt 2 Box 49D Plainfiei4 IL 60544 RC Aerobatics/Van Putte Continued page 43 wing dihedral theres enough wing dihedral airplane may roll left So least two things can done improve roll coupling yaw commands First wing dihedral can increased Second location vertical tin aerodynamic center can moved closer fuselage axis putting some vertical fin bottom fuselage via ventral fin Pattern fliers have special problem because dont want rolling moment gener ated rudder deflected thats will see lot Pattern airplanes ventral fins close attention correct wing dihedral angle two rolling moments cancel other rudder deflected just got copy 1981 Nats issue November somewhat disappointed published list results Once again year top 10 Pattern finalists event made list Like other contestants wanted find out just finished Lets hope theres enough room next Nats issue publish complete list contestant placings way next Nats will probably lot cooler several have recent years Lakehurst NAS often has benefit being cooler during summer other sites due moderating effect shore breezes Atlantic Ocean fact may tery cool I DESIGNED BY BILL EVANS FOR YOU STANDARD KIT $8995 - Epoxy Fiberglass Fuselage - Foam Cores - Ply Wing Sheeting - Gear Formed - Balsa Parts Cot Shape - Sliding Tray - Foil Size Plans BASIC KIT $5995 Glass Fuse Cores - Ply Plans Add 5300 s5pe,iq CA resderds odd e See YOUr Deale o o de f om BILL EVANS AIR/CRAFT 20825 1/2 Roscue Blvd Canoga Park CA 91305 213 709-0894 remember attending Pattern contest 10 years ago stationed Andrews AFB near Washington DC weekend temperature hit 900 during day Washington about 650 Lakehurst wind almost blew clothes off backs Don Lowe took turns sharing old grubby blanket kept car have never seen blimp hangar going Lakehurst will offer real treat Some largest blimp hangars world Lakehurst big can have own weather inside days conditions right has rained inside biggest hangars wasnt raining outside received update Dow Corning antifoaming agent fuel John Perault La Grange IN called Model Atiation editorial office told found out Q antifoaming agent discontinued 1976 has replaced DB-l00 sells $8 per pound individuals companies available Dow Corning d~tors 5-gallon can about $300 ll Dow Coming 800 248-2345 t what need will tell tarest distributor located local distributor may send free sample did thanks John Perault called long distance own expense Ron Van Pulle 111 Sleepy Oaks Rd Fort Walton Beach FL 32548 RC Helicopters/Chesney Continued page 44 competition day number entries exceeded 20 Two years ago 26 contestants used two flight lines laid out 90 degrees other due field limitations number complaints heard because flight line perfectly aligned prevail ing wind other creates unfair competitive edge should avoided year anticipated same relative num ber entries four classes past contests consisted approximately same number entries Novice class Scale Intermediate Expert classes combined Thus set up second flight line Novices Whoever said CDs job easy 108 Model Aviation SIMIlAR b40 40 Powered 50 Inch Flying Wing design makes flying wing practical reality everyone UKUbWIND 19 Powered 72 inch Semi Sailplane Son Seville featured Aug 1981 Model Aviation
Edition: Model Aviation - 1982/01
Page Numbers: 40, 41, 107, 108
Control Soaring Dan Pruss ON PAGE 99 November 1981 issue Model Aviation list National AMA records list current through September 3 1981 Among list current record dated 8-16-81 simply states RC Soaring Thermal Duration CategoryUnlimited Open classheld Gary Ittner fine print really should command two-page banner spread simply states 8:0513 dear reader reads eight hours five minutes 13 seconds isnt slope flight thermal duration record Gary flew original design Little Pigeon bird planned crosscountry duration altitude work plane has wingspan 180 inches airfoil Garys own calls Ittner 2016 aspect ratio 1761 Its same plane Gary entered SOARs Great Race VI drew attention everyone both its flying craftsmanship Its sure bet youll see bird news again coming year same page underRC SoaringSpeed isnt record Perhaps says some thing about category its requirements establishing such records Rules now require triangular course 100-meter sides model must enter course altitude less 50 meters See page 65 1980-8 1 AMA rule book further details Its suggested FAI/F3B Speed Task criteria used AMA speed records simpler logistics F3 B schedule would allow attempts made people However drawback timing accuracy required short course especially low times would approached Other suggestions included using LSF distance requirements against clock makes sense Any ofthe distances wouldnt require electric eye timing accuracy shorter courses course layout wouldnt require land surveyor witness requirements LSF cross-country achievements strict AMA records exception Contest Director requirement latter As level best used speed have three categories Level III first level require distance 062 milel kilometer goal return Level IV 124 miles 2 kilometers goal return Level V62 miles 10 kilometers goal return Sailplanes involved LSF program flying cross-country require ments against clock seems like natural move subject records three have established altitude cate gory What Bad air Measuring devices 40 Model Aviation know left lunch somewhere y lttner shows off cavernous fuselage Little Pigeon designed hold barograph altitude record attempts Solid fiberglass Alex Bower heaves lttners Little Pigeon during Great Race VI uary s own noins current MIVIA Thermal Duration Record over eight hours Three-piece wing rudder elevator flaps Jim Slater shows 2-Meter bird containing barograph fashioned small altimeter used mountain climbers Close look Slaters altimeter Unit measures 21/2 x 1 weighs 1 oz Costs about $75 Probably latter lack latter Replogle barograph has mentioned article reliable recorder altitude flights UnlimitedOpen record 3400 ft used Replogle incidentally same type used full-scale soarers Jack Hiner carried pod above wing establish record back 1979 past September Jack put fuselagea big fuselageto establish Standard Class record 3250 ft dont know what young Jim Ealy III used set record 1863 ft Juniors TwoMeter division John Dineen used version Barometer Altimeter RC article same name published Model Aviation January 1976 system small accurate inexpensive build Smaller expensive device Jim Slater found Edmund Scientific Catalog Its small altimeternot barograph Con tinued page 107 January 198241 South African team used elaborate Him enaua snows nOW xo use worws signing Steve Works sighting device F3Bsimple sighting device Tube coming center gizmo during team practice session portable lets line up planes B bracket used line up opposite sight aircraft fillet shape required Bob Dolly Wiseher Rt 1 S-22lLapham Peak Roa4 Delafleld WI 53018 RC Soaring/Pruss Continued page 43 designed mountain climbers hikers registers 12000 feet increments 100 feet Jim modified glass face include another hand follows altimeters pointer second pointer records altitude Jim still has few bugs work out assure accuracy modification altimeter itself reliable tested lightplane its readings matched aircrafts up 7000 ft limit test Whats nice about unit fits anything Two-Meter ship favorite 16footer youre gadgeteer might want modify Available Edmund Scientific Barrington NJ American Science Center 5700 Northwest Highway Chicago IL 60656 F3B hardware couple gadgets photos month should make life lot easier youve involved F3 B havent involved could because hardware takes run F3B contest sighting devices Speed Distance Tasks have resembled everything ruptured oil derrick 120 scale Eiffel Tower done macrame Well couple ingeneous gents have come rescue simple hoop device see comes Steve Work Albuquerque clan Square off hardwood block wood Drill 3/32-in hole parallel four sides Take 36-in length 3/32 music wire burr up two ends forming hoop plug two ends wood block Lay assembly flat surface make sure plane formed hoop parallel sides block Epoxy burred ends wire wood block After assembly set epoxy spirit level replacement obtainable hardware stores top wood block 90 degrees plane hoop Mount camera tripod make another unit just like have almost instant setup Bases B USA team usedtwoofthesedevicesthis past summer make life simpler also 200-meter length cable laid out official winch line length cable marked 150-meter mark two bases erected point Winches -and course always set up ready first flier before model ready fly sighting apparatus other photo comes Jack Abbot South African team unit elaborate added feature First plexiglass perspex plate used sighting device mounted 90-degree bracket Next bracket leg mounted plexiglass attached ID tube exactly 90-degree angle added feature Once two tripods set 150 meters apart leveling isnt required sighting through tube Base seeing through tube Base B two bases B parallel something guess gosh method before might get crowded having devices Base B flagging four planes during distance task contest club cant afford two device small enough tote around could supplied several clubs contest Discriminate Scale Fliers Demand Dave Platt Im perfectionist. kits prove reputation finest models RC scale has founded upon careful attention detail period over twenty years fact Im particular about kits theyre available personally make kit sign hold myself responsible reproductions genuine Dave Platt kit guarantee true outline combined force arrangement flies properly THE ULTIMAT legendary beauty efficiency Spitfire 5/5 scale Accurate last subtle curve Magnificient indeed Just sitting simply awe inspiriog flight Powered 90 120 glo engine Maximizer ultimate Spitfire will provide intense experience sophisticated R/C modelerSpan 88Length 76Weight 15-20 lbs kh1 Bucker Jungineister Os regular direct drive engines 60 90 65 span 1/4 scale ace aerobatic biplane timel Still fits car $129 4 New 1/4 Scale Pilof Supplied unpainted comes struction booklet $30 Also avail able 1/5 scale $25 VIe*i0eascIjmitt Grand bold flies great staying easily transportablel 1/5 scale 79 span over 1000 sq ins 90 engines $119 Retracting tanding Gear Patented Ylock system 1/4 55 scale models fr $179 Coining new 1/4 scale model Quadra other chain saw engines 1/5 scale iuii figare WWII Fighter Pilot HOW TO ORDERDireci manufacturer no markup Write call accept check money order Master Charge Visa cards pay UPS anywhere USA Florida esidents add 4% sales tax Yes accept foreign orders pay freight information model send self addressed envelope nave Dlatt ivuodels inc 6940 NW 15th Street Plantation Florida 33313 Phone 305 587-4861 wol oyioiod ih ow orho cooyoor Littlest Miracle Workshop PROFESSIONAL TOOL $210 SUITABLE FOR ALL HOBBIES AND CRAFTS Makers of. Mini-Glue Tips Stray-Tray Tee Bar Mini-Saw Ruff-Stuff & Jewel Strioes IT ALL AT HIA APPLIED DESIGN CORP 138 Penn Street El Segundo CA 90245 BOOTH DAD 16 January 1982 107 1 PIBERGLASS COWLSL UNIVERSAL RADIALS 5 diameter-3% deep600 5 diameter-3 deep650 6 diameter-5 deep1200 7 diameter-4 deep1000 7W diameter-5 deep1000 94 diameter-4 deep1200 9 diameter-S deep1200 10 diameter-9 deep2500 11 diameter-6 deep1800 11 Y diameter-7 deep2000 ASTRO FLIGHT Porterfield500 TOP- FLITE P-39 Aircobra600 P-40 Warhawk900 P-47-D Thunderbolt F-8-F-2 Bearcat F-4U Corsair1000 J-3 Cub800 WHEELPANTS 7 long 3 wheel700 8 long 3-4 wheel800 9 long 4-4W wheel900 10 long 4-SW wheel1000 11 long 4-4W wheel1100 12 long 5-6 wheel1200 SIG Kadet Kavalier Komander Kougar550 J-3 Cub600 Cessna 1S0 Liberty Sport Skybolt800 Smith Minibiplane Beech Bonanza .. 1000 COWLS FOR BEHRENS GIANT SCALE PLANS JB Special MK Ill Travel Air 2000 Fokker D-VII1500 Travel Air 4000 $2000 wheelpants1000 JACK STAFFORD B-24 set 41200 NEW MAULE LUNAR ROCKET MS Cowl 00Windshield 0 ORDERING INFORMATION Add $1 50 shipping Charge within US $200 outside US New York residents add 7% Ma ii order FIBERGLASS MASTERsales tax * FOR IN FORMATION ON PLANS PO Box 1 34M Bayshore NY 11 706 Write Behrens Plan Service 31-27 Healy Avenue Far RoCkaway NY 11691 call 212 337-6987 QUARTER SCALE J-3Cub1000 Stinson Voyager 1200 Fleet Biplane CONCEPT 1200 Aeronca Champ BUD NOSEN ..... 1800 Mr Mulligan BUD NOSEN 2000 P-Si Mustang BUD NOSEN 2000 P-47-D Jug BUD NOSEN 2500 Citabria cowl 800 wheelpants .. 900 PICA FW 190 D-9 Waco F-31000 Cessna 182 Bucker Jungmeister1200 T-28B Trojan1500 JEMCO PT-19600 FW 190 D-9650 ABM-3 Zero800 AT-S North American1000 F-6-F Hellcat F-4U Corsairor P-47-DJug . 1200 Just record 1982 will year F3B team selections again sighting devices mentioned can help club lend support contests units small enough portable enough set up practice sessions much less effort before Have Dan Pruss Rt 2 Box 49D Plainfiei4 IL 60544 RC Aerobatics/Van Putte Continued page 43 wing dihedral theres enough wing dihedral airplane may roll left So least two things can done improve roll coupling yaw commands First wing dihedral can increased Second location vertical tin aerodynamic center can moved closer fuselage axis putting some vertical fin bottom fuselage via ventral fin Pattern fliers have special problem because dont want rolling moment gener ated rudder deflected thats will see lot Pattern airplanes ventral fins close attention correct wing dihedral angle two rolling moments cancel other rudder deflected just got copy 1981 Nats issue November somewhat disappointed published list results Once again year top 10 Pattern finalists event made list Like other contestants wanted find out just finished Lets hope theres enough room next Nats issue publish complete list contestant placings way next Nats will probably lot cooler several have recent years Lakehurst NAS often has benefit being cooler during summer other sites due moderating effect shore breezes Atlantic Ocean fact may tery cool I DESIGNED BY BILL EVANS FOR YOU STANDARD KIT $8995 - Epoxy Fiberglass Fuselage - Foam Cores - Ply Wing Sheeting - Gear Formed - Balsa Parts Cot Shape - Sliding Tray - Foil Size Plans BASIC KIT $5995 Glass Fuse Cores - Ply Plans Add 5300 s5pe,iq CA resderds odd e See YOUr Deale o o de f om BILL EVANS AIR/CRAFT 20825 1/2 Roscue Blvd Canoga Park CA 91305 213 709-0894 remember attending Pattern contest 10 years ago stationed Andrews AFB near Washington DC weekend temperature hit 900 during day Washington about 650 Lakehurst wind almost blew clothes off backs Don Lowe took turns sharing old grubby blanket kept car have never seen blimp hangar going Lakehurst will offer real treat Some largest blimp hangars world Lakehurst big can have own weather inside days conditions right has rained inside biggest hangars wasnt raining outside received update Dow Corning antifoaming agent fuel John Perault La Grange IN called Model Atiation editorial office told found out Q antifoaming agent discontinued 1976 has replaced DB-l00 sells $8 per pound individuals companies available Dow Corning d~tors 5-gallon can about $300 ll Dow Coming 800 248-2345 t what need will tell tarest distributor located local distributor may send free sample did thanks John Perault called long distance own expense Ron Van Pulle 111 Sleepy Oaks Rd Fort Walton Beach FL 32548 RC Helicopters/Chesney Continued page 44 competition day number entries exceeded 20 Two years ago 26 contestants used two flight lines laid out 90 degrees other due field limitations number complaints heard because flight line perfectly aligned prevail ing wind other creates unfair competitive edge should avoided year anticipated same relative num ber entries four classes past contests consisted approximately same number entries Novice class Scale Intermediate Expert classes combined Thus set up second flight line Novices Whoever said CDs job easy 108 Model Aviation SIMIlAR b40 40 Powered 50 Inch Flying Wing design makes flying wing practical reality everyone UKUbWIND 19 Powered 72 inch Semi Sailplane Son Seville featured Aug 1981 Model Aviation