Radio Control Hebcopters Wzilt Schoonard HAVE BEEN ASKED write monthly column helicopters came asked beyond compre hension must lot people better qualified am nevertheless will try good job least After seeing Dieter Schiuter fly Huey Cobra Toledo several years ago knew that moment RC life undergo change Ill give little background about myself maybe reading will little Interesting thus keep reading last part column good part anyway have active RC flying 25 years seems forever Having done aspects RC competition Pat tern Scale Open-Pylon Formula sport flying have also designed sev eral planes X-2 set record 1969 trophies homewhich better known Soaring wife dust collectors because lack display roomto show ef forts seems like childs play compared challenge RC helicopters column will cover such subjects building installing radio gear finishing techniques trimming flying finally competition will necessity too technical because limited Below Rick Lenderman releases Astro Jeff sailplane Second Place AerOlympics Timer gets sat click stop watch Bottom Mark Smith third Thermal Soaring Aer Dan Pruss Olympics prepares Standard Class freshening smiling faced kids understandably found much look Ed Waithers Bell Huy Cob4a AMA 1974 National Contest knowledge real helicopter theory column intended push partic ular product although good bad points will discussed Hints kinks building flying machine some modifications im prove its flight characteristics safety will explained length order keep column interesting informa continued page 78 WHEN THE National Soaring Society NSS made decision limit Standard Class wingspan Board Directors realized some controversy bound follow hue cry would Bacchanalian pro portions expected however Just year earlier East Coast Soaring Soci etyforerunner NSSestablished Standard Class sailplane limited two functions wing spread 100 inches less criticism de cision came fast came differ ent group competitors Any praise decision time just did exist Truly ECSS Board Direc tors time felt decision wrong die castfor year 1974 anyway just getting sport refresh memory others some background Standard Class concept presented 1970 first RC Soaring Nationals held early interest RC Sailplanes already growing rapid pace establish rules categories National contest left planners several unanswered questions What would age spectrum competi tors What experience levels should different categories assumed estab lished Remember soaring rules concerning tasks available continued page 70 22 Model Aviation LWwI MODEL ACCESSORIES 2 SCALE MACHINE GUN KITS AMMO BELTS SEND 25c FOR COMPLETE ILLUSTRATED CATALOG DEPT M PAWNEE STREET SAN MARCOS CALIFORNIA 92069 215 929-1169HARD CHROME HOP-UP ULTRA-SONIC CLEANERS AND CHEMICALS MODEL CARS PLANES BOATS FRANNYS CHROME 513 VESTA PLACEREADING PA 19605 U UY TRADE & SELL MODEL AIRPLANE NEWS AIR TRAILS AIR PROGRESS FLYING ACES AVIATION WEEK AIR NEWS AERO DIGEST FLYING MODELS ETC. 200 Titlesi 890 1974 Hobbies Trains Autos Sports Electronics Mechanics News Theatre Art Na ture Photography Detective Sci-Fi etc Send stamped envelope w/issue date price & free list RC Soaring continued page 22 FAI Provisional task often-minute duration Very few domestic kits available market dominated foreign manufacturers studies catalogs year marked price increase occurred about 100 wing span sized sailplane regardless source wing area consistently proportional span compro mise two classes competition announced Standard Classtotal area horizontal stab wing 750 square inches less *Open Class -over 750 square inches total wing horizontal stab planners felt combining wing stab areas took off hook just case someone showed up flying wing-swept or other design necessarily following aerodynamic profiles hawk con test mild success no criticism *Note..In 1975 RC Soaring Nationals Open Class referred Unlimited Class done avoid confusion between Open Age Class Open Class sailplane NSS has since adopted terminology two class concept experienced hosting contest 1971 another RC Soaring Na tionals two class concept evolved two categories follows Open Class size wingspan Standard Class wingspan 100 less rules still unofficial above two categories accepted Note no further restrictions imposed either category overall winner contest-in fly-offwas Mark Smith Standard Class sailplane two functions following three RC Soaring Na tionals competition tasks varied did age classification However two-class concept remained unchanged significant fact spite no re strictions except wingspan Standard Class nearly Standard Class competitors flew two-function er/ elevator-only sailplanes 1973 Na tionals three out top five over standings contestants Standard Class 1974 second place winner Dave Shadel flying Standard Class-two function ship --and missing first place mere 30 flight points Otto Heithecker first margin slightly percentage point flew ship bore rudder elevator spoiler flap functions thermal sniffer also used During same five years contests sizes held some cases no dis tinction classes made cases Standard Class ship won out should pointed out majority contests two-class concept recognizeda ratio two oneOpen Class versus Standard Class exists 1973 ECSS Board Directors meeting mentioned earlierthe decision re strict Standard Class two functions made Reasons support decision included giving neophyte chance compete establish simple class realizing course could also create class already expert could excel Chastising decision immedi ate cry stifling progress heard along accusations catering manufacturers After years passed no restrictions smaller class Competition grew contests got larger Integrating two classes didnt ever prove class better surely experience alone didnt always win laurel example 1973 Jeff Melik---then 12 years old-beat out 124 other competi tors Most old men spent time during competition days picking planes out landing zone Jeff spent air Practice-- -he 70 Model Aviation VICKERS w VINTAGE WHEELS AVAILABLE IN 3/4 THROUGH 5 DIAMETER SCALE PILOTS AVAILABLE IN 1 11/2 2 AND 2/a SCALES giw/Am LE RHONE ROTARY ENGINE KITS 4 AVAILABLE IN 1 AND 2 SCALES ENGINE CYLINDERS AVAILABLE INS VARIOUS TYPES & SIZES didfor two months prior Nation als methodically yet different planes launching devises result besides best overall 5th 6th 3rd two-minute precision 15-minute accumulative 10-minute duration tasks respectively Last November NSS made its decision lift restrictions Standard Class wrath critics again felt Destroying beginners class did exist catering manufac turers again two hits criticism have hurled since go First decision NSS Stan dard Class should stand until next Board Directors meeting mean time proposals should channeled through NSS rules committee see Sailplane voice NSS details two-class concept whatever restrictions has far treated option regards competition After pulse usually taken various contest hosts decision made whether conduct two-class contest cases contests times large contestsare one-class affair Standard Class sailplanes compete often become giant killers Treating Standard Class option has healthy sport option has provided manageable contests has prevented smaller contests becoming diluted Secondly two factions strongly opposed within Standard Class natural move would establishing third class However would safe say contest have class would combine three classes chance contest being restricted two Stand ard Classes would slim Dilution competition could become common class competition became mandatory could discourage promoting contests Third two-class concept could have wingspan restriction lifted both cases have class revert rudder/elevator conceptjust thought Fourth two-meter sizewhich getting quite popular low cost quick build easy flywill have considered will eventually expect further status Fifthand before solicit serv ices lynch mobjust ponder over idea whether one-class concept wouldnt have its merits Remember USA country now breaks down thermal soaring size classes Yet international competition 1971 1974 both contests won eign competitors flying sailplanes two functions mislead reader planes unlimited category standards slightly larger 100-inch span rudder/ele vator RC Soaring has things its favor Included fact no age group experience level sex remember 1972 [SF tournament winner Barbara Henona woman also won South African Nationals December 1974 Sorry about guyAnd matter no particular sailplane dominates contest scene factors have healthy sport Couple task flexibility have can expect competitive aspect sport just get more exciting will always controversy over rules no matter often theyre modified somewhat ironic though class rules provisional quite acceptable since attempt make official has made sorts faults have surfaced Ideas photos needed column Send Dan Pruss Rt 2 Box 490 Plainfield III 60544 SSOR KIT #1005 Tough nylon control horns bellcranks landing gear clips convenient tree way save snipping yoursefl950 NYLON HINGES Thin , high strength nylon re quires knife slit smear epoxy hold Two sizes ENGINE MOUNTS Lightweight extruded aluminum drilled firewall threaded nut plates screws 51012'0145515 15-35549356515 else $195 SiSS setsetSet WHEEL RETAINERS Molded nylon PUSH ON O O STAYS ONl CleanNeat no f3solder450 pkt aa class i/.,i, $1 pIs 15 /22 CONTROL HORNS #1026 Rugged nylon broad based stability holes right size tori/is wire nut plates screws 460 pair FREG FLAGS freq Snaps antenna #101627 Mh #1017-72Mh 950 CLEVISES #1003 A2These wont open wrong time Strong nylon steel screw thread insert use plain 1/16 wire 500 pair SPEED PAN #1032 Besutiful pres sure diecast magnesium $495 ELEVATOR/FLAP HORNS Right size wire stops twist Brass bushing #10294 800 #10305 850 #1031 6 900 FU-SEAL #1004 Thin sladhesive foam strip wing hatch seal Keep gook outl 36500 PRODUCTS bartlndtana %44 Mo dad ny com b ned ng ges 2A moto mount S p ove 14 pyon o p0 e fuse age #1038 QUIK MOUNT BRACKET ONLY 750 #1036 QUIK MOUNT w th ac ews and ng ges $1 POCKET PRIMER 1019 useful flat 2 oz motor prim ing bottle fit hip vest pocket Flip tsp 980 ea RUBBER MOTOR WINDER #1040 Ideal up 24 \~J\span rubber driven models 16 1 ratiO 64ea LIGHT-DEX CONTACT GLUE #1101 ing skins foam Fantasticl use tor glu made 20 fI oza$5 ANTENNA COWLING AND FIN POST #1008 Streamlined antenna e sit fin anchor kit Strain relief ton keeps pull oft receiver 980 5 JIINAVY C IAVY NAVY US NAVY DECAL SET #1100 Fuel prool self-adhesive authentic copied right off Navy plane Great dressing up new model Instructions pack $2 per shoot -I Please send illustrated cata iog models ond occessoriesl encose 25 Name Address City State _______________________ Zip ___________________ 1 July1975 71 ODUCTS COMPANY
Edition: Model Aviation - 1975/07
Page Numbers: 22, 70, 71
Radio Control Hebcopters Wzilt Schoonard HAVE BEEN ASKED write monthly column helicopters came asked beyond compre hension must lot people better qualified am nevertheless will try good job least After seeing Dieter Schiuter fly Huey Cobra Toledo several years ago knew that moment RC life undergo change Ill give little background about myself maybe reading will little Interesting thus keep reading last part column good part anyway have active RC flying 25 years seems forever Having done aspects RC competition Pat tern Scale Open-Pylon Formula sport flying have also designed sev eral planes X-2 set record 1969 trophies homewhich better known Soaring wife dust collectors because lack display roomto show ef forts seems like childs play compared challenge RC helicopters column will cover such subjects building installing radio gear finishing techniques trimming flying finally competition will necessity too technical because limited Below Rick Lenderman releases Astro Jeff sailplane Second Place AerOlympics Timer gets sat click stop watch Bottom Mark Smith third Thermal Soaring Aer Dan Pruss Olympics prepares Standard Class freshening smiling faced kids understandably found much look Ed Waithers Bell Huy Cob4a AMA 1974 National Contest knowledge real helicopter theory column intended push partic ular product although good bad points will discussed Hints kinks building flying machine some modifications im prove its flight characteristics safety will explained length order keep column interesting informa continued page 78 WHEN THE National Soaring Society NSS made decision limit Standard Class wingspan Board Directors realized some controversy bound follow hue cry would Bacchanalian pro portions expected however Just year earlier East Coast Soaring Soci etyforerunner NSSestablished Standard Class sailplane limited two functions wing spread 100 inches less criticism de cision came fast came differ ent group competitors Any praise decision time just did exist Truly ECSS Board Direc tors time felt decision wrong die castfor year 1974 anyway just getting sport refresh memory others some background Standard Class concept presented 1970 first RC Soaring Nationals held early interest RC Sailplanes already growing rapid pace establish rules categories National contest left planners several unanswered questions What would age spectrum competi tors What experience levels should different categories assumed estab lished Remember soaring rules concerning tasks available continued page 70 22 Model Aviation LWwI MODEL ACCESSORIES 2 SCALE MACHINE GUN KITS AMMO BELTS SEND 25c FOR COMPLETE ILLUSTRATED CATALOG DEPT M PAWNEE STREET SAN MARCOS CALIFORNIA 92069 215 929-1169HARD CHROME HOP-UP ULTRA-SONIC CLEANERS AND CHEMICALS MODEL CARS PLANES BOATS FRANNYS CHROME 513 VESTA PLACEREADING PA 19605 U UY TRADE & SELL MODEL AIRPLANE NEWS AIR TRAILS AIR PROGRESS FLYING ACES AVIATION WEEK AIR NEWS AERO DIGEST FLYING MODELS ETC. 200 Titlesi 890 1974 Hobbies Trains Autos Sports Electronics Mechanics News Theatre Art Na ture Photography Detective Sci-Fi etc Send stamped envelope w/issue date price & free list RC Soaring continued page 22 FAI Provisional task often-minute duration Very few domestic kits available market dominated foreign manufacturers studies catalogs year marked price increase occurred about 100 wing span sized sailplane regardless source wing area consistently proportional span compro mise two classes competition announced Standard Classtotal area horizontal stab wing 750 square inches less *Open Class -over 750 square inches total wing horizontal stab planners felt combining wing stab areas took off hook just case someone showed up flying wing-swept or other design necessarily following aerodynamic profiles hawk con test mild success no criticism *Note..In 1975 RC Soaring Nationals Open Class referred Unlimited Class done avoid confusion between Open Age Class Open Class sailplane NSS has since adopted terminology two class concept experienced hosting contest 1971 another RC Soaring Na tionals two class concept evolved two categories follows Open Class size wingspan Standard Class wingspan 100 less rules still unofficial above two categories accepted Note no further restrictions imposed either category overall winner contest-in fly-offwas Mark Smith Standard Class sailplane two functions following three RC Soaring Na tionals competition tasks varied did age classification However two-class concept remained unchanged significant fact spite no re strictions except wingspan Standard Class nearly Standard Class competitors flew two-function er/ elevator-only sailplanes 1973 Na tionals three out top five over standings contestants Standard Class 1974 second place winner Dave Shadel flying Standard Class-two function ship --and missing first place mere 30 flight points Otto Heithecker first margin slightly percentage point flew ship bore rudder elevator spoiler flap functions thermal sniffer also used During same five years contests sizes held some cases no dis tinction classes made cases Standard Class ship won out should pointed out majority contests two-class concept recognizeda ratio two oneOpen Class versus Standard Class exists 1973 ECSS Board Directors meeting mentioned earlierthe decision re strict Standard Class two functions made Reasons support decision included giving neophyte chance compete establish simple class realizing course could also create class already expert could excel Chastising decision immedi ate cry stifling progress heard along accusations catering manufacturers After years passed no restrictions smaller class Competition grew contests got larger Integrating two classes didnt ever prove class better surely experience alone didnt always win laurel example 1973 Jeff Melik---then 12 years old-beat out 124 other competi tors Most old men spent time during competition days picking planes out landing zone Jeff spent air Practice-- -he 70 Model Aviation VICKERS w VINTAGE WHEELS AVAILABLE IN 3/4 THROUGH 5 DIAMETER SCALE PILOTS AVAILABLE IN 1 11/2 2 AND 2/a SCALES giw/Am LE RHONE ROTARY ENGINE KITS 4 AVAILABLE IN 1 AND 2 SCALES ENGINE CYLINDERS AVAILABLE INS VARIOUS TYPES & SIZES didfor two months prior Nation als methodically yet different planes launching devises result besides best overall 5th 6th 3rd two-minute precision 15-minute accumulative 10-minute duration tasks respectively Last November NSS made its decision lift restrictions Standard Class wrath critics again felt Destroying beginners class did exist catering manufac turers again two hits criticism have hurled since go First decision NSS Stan dard Class should stand until next Board Directors meeting mean time proposals should channeled through NSS rules committee see Sailplane voice NSS details two-class concept whatever restrictions has far treated option regards competition After pulse usually taken various contest hosts decision made whether conduct two-class contest cases contests times large contestsare one-class affair Standard Class sailplanes compete often become giant killers Treating Standard Class option has healthy sport option has provided manageable contests has prevented smaller contests becoming diluted Secondly two factions strongly opposed within Standard Class natural move would establishing third class However would safe say contest have class would combine three classes chance contest being restricted two Stand ard Classes would slim Dilution competition could become common class competition became mandatory could discourage promoting contests Third two-class concept could have wingspan restriction lifted both cases have class revert rudder/elevator conceptjust thought Fourth two-meter sizewhich getting quite popular low cost quick build easy flywill have considered will eventually expect further status Fifthand before solicit serv ices lynch mobjust ponder over idea whether one-class concept wouldnt have its merits Remember USA country now breaks down thermal soaring size classes Yet international competition 1971 1974 both contests won eign competitors flying sailplanes two functions mislead reader planes unlimited category standards slightly larger 100-inch span rudder/ele vator RC Soaring has things its favor Included fact no age group experience level sex remember 1972 [SF tournament winner Barbara Henona woman also won South African Nationals December 1974 Sorry about guyAnd matter no particular sailplane dominates contest scene factors have healthy sport Couple task flexibility have can expect competitive aspect sport just get more exciting will always controversy over rules no matter often theyre modified somewhat ironic though class rules provisional quite acceptable since attempt make official has made sorts faults have surfaced Ideas photos needed column Send Dan Pruss Rt 2 Box 490 Plainfield III 60544 SSOR KIT #1005 Tough nylon control horns bellcranks landing gear clips convenient tree way save snipping yoursefl950 NYLON HINGES Thin , high strength nylon re quires knife slit smear epoxy hold Two sizes ENGINE MOUNTS Lightweight extruded aluminum drilled firewall threaded nut plates screws 51012'0145515 15-35549356515 else $195 SiSS setsetSet WHEEL RETAINERS Molded nylon PUSH ON O O STAYS ONl CleanNeat no f3solder450 pkt aa class i/.,i, $1 pIs 15 /22 CONTROL HORNS #1026 Rugged nylon broad based stability holes right size tori/is wire nut plates screws 460 pair FREG FLAGS freq Snaps antenna #101627 Mh #1017-72Mh 950 CLEVISES #1003 A2These wont open wrong time Strong nylon steel screw thread insert use plain 1/16 wire 500 pair SPEED PAN #1032 Besutiful pres sure diecast magnesium $495 ELEVATOR/FLAP HORNS Right size wire stops twist Brass bushing #10294 800 #10305 850 #1031 6 900 FU-SEAL #1004 Thin sladhesive foam strip wing hatch seal Keep gook outl 36500 PRODUCTS bartlndtana %44 Mo dad ny com b ned ng ges 2A moto mount S p ove 14 pyon o p0 e fuse age #1038 QUIK MOUNT BRACKET ONLY 750 #1036 QUIK MOUNT w th ac ews and ng ges $1 POCKET PRIMER 1019 useful flat 2 oz motor prim ing bottle fit hip vest pocket Flip tsp 980 ea RUBBER MOTOR WINDER #1040 Ideal up 24 \~J\span rubber driven models 16 1 ratiO 64ea LIGHT-DEX CONTACT GLUE #1101 ing skins foam Fantasticl use tor glu made 20 fI oza$5 ANTENNA COWLING AND FIN POST #1008 Streamlined antenna e sit fin anchor kit Strain relief ton keeps pull oft receiver 980 5 JIINAVY C IAVY NAVY US NAVY DECAL SET #1100 Fuel prool self-adhesive authentic copied right off Navy plane Great dressing up new model Instructions pack $2 per shoot -I Please send illustrated cata iog models ond occessoriesl encose 25 Name Address City State _______________________ Zip ___________________ 1 July1975 71 ODUCTS COMPANY
Edition: Model Aviation - 1975/07
Page Numbers: 22, 70, 71
Radio Control Hebcopters Wzilt Schoonard HAVE BEEN ASKED write monthly column helicopters came asked beyond compre hension must lot people better qualified am nevertheless will try good job least After seeing Dieter Schiuter fly Huey Cobra Toledo several years ago knew that moment RC life undergo change Ill give little background about myself maybe reading will little Interesting thus keep reading last part column good part anyway have active RC flying 25 years seems forever Having done aspects RC competition Pat tern Scale Open-Pylon Formula sport flying have also designed sev eral planes X-2 set record 1969 trophies homewhich better known Soaring wife dust collectors because lack display roomto show ef forts seems like childs play compared challenge RC helicopters column will cover such subjects building installing radio gear finishing techniques trimming flying finally competition will necessity too technical because limited Below Rick Lenderman releases Astro Jeff sailplane Second Place AerOlympics Timer gets sat click stop watch Bottom Mark Smith third Thermal Soaring Aer Dan Pruss Olympics prepares Standard Class freshening smiling faced kids understandably found much look Ed Waithers Bell Huy Cob4a AMA 1974 National Contest knowledge real helicopter theory column intended push partic ular product although good bad points will discussed Hints kinks building flying machine some modifications im prove its flight characteristics safety will explained length order keep column interesting informa continued page 78 WHEN THE National Soaring Society NSS made decision limit Standard Class wingspan Board Directors realized some controversy bound follow hue cry would Bacchanalian pro portions expected however Just year earlier East Coast Soaring Soci etyforerunner NSSestablished Standard Class sailplane limited two functions wing spread 100 inches less criticism de cision came fast came differ ent group competitors Any praise decision time just did exist Truly ECSS Board Direc tors time felt decision wrong die castfor year 1974 anyway just getting sport refresh memory others some background Standard Class concept presented 1970 first RC Soaring Nationals held early interest RC Sailplanes already growing rapid pace establish rules categories National contest left planners several unanswered questions What would age spectrum competi tors What experience levels should different categories assumed estab lished Remember soaring rules concerning tasks available continued page 70 22 Model Aviation LWwI MODEL ACCESSORIES 2 SCALE MACHINE GUN KITS AMMO BELTS SEND 25c FOR COMPLETE ILLUSTRATED CATALOG DEPT M PAWNEE STREET SAN MARCOS CALIFORNIA 92069 215 929-1169HARD CHROME HOP-UP ULTRA-SONIC CLEANERS AND CHEMICALS MODEL CARS PLANES BOATS FRANNYS CHROME 513 VESTA PLACEREADING PA 19605 U UY TRADE & SELL MODEL AIRPLANE NEWS AIR TRAILS AIR PROGRESS FLYING ACES AVIATION WEEK AIR NEWS AERO DIGEST FLYING MODELS ETC. 200 Titlesi 890 1974 Hobbies Trains Autos Sports Electronics Mechanics News Theatre Art Na ture Photography Detective Sci-Fi etc Send stamped envelope w/issue date price & free list RC Soaring continued page 22 FAI Provisional task often-minute duration Very few domestic kits available market dominated foreign manufacturers studies catalogs year marked price increase occurred about 100 wing span sized sailplane regardless source wing area consistently proportional span compro mise two classes competition announced Standard Classtotal area horizontal stab wing 750 square inches less *Open Class -over 750 square inches total wing horizontal stab planners felt combining wing stab areas took off hook just case someone showed up flying wing-swept or other design necessarily following aerodynamic profiles hawk con test mild success no criticism *Note..In 1975 RC Soaring Nationals Open Class referred Unlimited Class done avoid confusion between Open Age Class Open Class sailplane NSS has since adopted terminology two class concept experienced hosting contest 1971 another RC Soaring Na tionals two class concept evolved two categories follows Open Class size wingspan Standard Class wingspan 100 less rules still unofficial above two categories accepted Note no further restrictions imposed either category overall winner contest-in fly-offwas Mark Smith Standard Class sailplane two functions following three RC Soaring Na tionals competition tasks varied did age classification However two-class concept remained unchanged significant fact spite no re strictions except wingspan Standard Class nearly Standard Class competitors flew two-function er/ elevator-only sailplanes 1973 Na tionals three out top five over standings contestants Standard Class 1974 second place winner Dave Shadel flying Standard Class-two function ship --and missing first place mere 30 flight points Otto Heithecker first margin slightly percentage point flew ship bore rudder elevator spoiler flap functions thermal sniffer also used During same five years contests sizes held some cases no dis tinction classes made cases Standard Class ship won out should pointed out majority contests two-class concept recognizeda ratio two oneOpen Class versus Standard Class exists 1973 ECSS Board Directors meeting mentioned earlierthe decision re strict Standard Class two functions made Reasons support decision included giving neophyte chance compete establish simple class realizing course could also create class already expert could excel Chastising decision immedi ate cry stifling progress heard along accusations catering manufacturers After years passed no restrictions smaller class Competition grew contests got larger Integrating two classes didnt ever prove class better surely experience alone didnt always win laurel example 1973 Jeff Melik---then 12 years old-beat out 124 other competi tors Most old men spent time during competition days picking planes out landing zone Jeff spent air Practice-- -he 70 Model Aviation VICKERS w VINTAGE WHEELS AVAILABLE IN 3/4 THROUGH 5 DIAMETER SCALE PILOTS AVAILABLE IN 1 11/2 2 AND 2/a SCALES giw/Am LE RHONE ROTARY ENGINE KITS 4 AVAILABLE IN 1 AND 2 SCALES ENGINE CYLINDERS AVAILABLE INS VARIOUS TYPES & SIZES didfor two months prior Nation als methodically yet different planes launching devises result besides best overall 5th 6th 3rd two-minute precision 15-minute accumulative 10-minute duration tasks respectively Last November NSS made its decision lift restrictions Standard Class wrath critics again felt Destroying beginners class did exist catering manufac turers again two hits criticism have hurled since go First decision NSS Stan dard Class should stand until next Board Directors meeting mean time proposals should channeled through NSS rules committee see Sailplane voice NSS details two-class concept whatever restrictions has far treated option regards competition After pulse usually taken various contest hosts decision made whether conduct two-class contest cases contests times large contestsare one-class affair Standard Class sailplanes compete often become giant killers Treating Standard Class option has healthy sport option has provided manageable contests has prevented smaller contests becoming diluted Secondly two factions strongly opposed within Standard Class natural move would establishing third class However would safe say contest have class would combine three classes chance contest being restricted two Stand ard Classes would slim Dilution competition could become common class competition became mandatory could discourage promoting contests Third two-class concept could have wingspan restriction lifted both cases have class revert rudder/elevator conceptjust thought Fourth two-meter sizewhich getting quite popular low cost quick build easy flywill have considered will eventually expect further status Fifthand before solicit serv ices lynch mobjust ponder over idea whether one-class concept wouldnt have its merits Remember USA country now breaks down thermal soaring size classes Yet international competition 1971 1974 both contests won eign competitors flying sailplanes two functions mislead reader planes unlimited category standards slightly larger 100-inch span rudder/ele vator RC Soaring has things its favor Included fact no age group experience level sex remember 1972 [SF tournament winner Barbara Henona woman also won South African Nationals December 1974 Sorry about guyAnd matter no particular sailplane dominates contest scene factors have healthy sport Couple task flexibility have can expect competitive aspect sport just get more exciting will always controversy over rules no matter often theyre modified somewhat ironic though class rules provisional quite acceptable since attempt make official has made sorts faults have surfaced Ideas photos needed column Send Dan Pruss Rt 2 Box 490 Plainfield III 60544 SSOR KIT #1005 Tough nylon control horns bellcranks landing gear clips convenient tree way save snipping yoursefl950 NYLON HINGES Thin , high strength nylon re quires knife slit smear epoxy hold Two sizes ENGINE MOUNTS Lightweight extruded aluminum drilled firewall threaded nut plates screws 51012'0145515 15-35549356515 else $195 SiSS setsetSet WHEEL RETAINERS Molded nylon PUSH ON O O STAYS ONl CleanNeat no f3solder450 pkt aa class i/.,i, $1 pIs 15 /22 CONTROL HORNS #1026 Rugged nylon broad based stability holes right size tori/is wire nut plates screws 460 pair FREG FLAGS freq Snaps antenna #101627 Mh #1017-72Mh 950 CLEVISES #1003 A2These wont open wrong time Strong nylon steel screw thread insert use plain 1/16 wire 500 pair SPEED PAN #1032 Besutiful pres sure diecast magnesium $495 ELEVATOR/FLAP HORNS Right size wire stops twist Brass bushing #10294 800 #10305 850 #1031 6 900 FU-SEAL #1004 Thin sladhesive foam strip wing hatch seal Keep gook outl 36500 PRODUCTS bartlndtana %44 Mo dad ny com b ned ng ges 2A moto mount S p ove 14 pyon o p0 e fuse age #1038 QUIK MOUNT BRACKET ONLY 750 #1036 QUIK MOUNT w th ac ews and ng ges $1 POCKET PRIMER 1019 useful flat 2 oz motor prim ing bottle fit hip vest pocket Flip tsp 980 ea RUBBER MOTOR WINDER #1040 Ideal up 24 \~J\span rubber driven models 16 1 ratiO 64ea LIGHT-DEX CONTACT GLUE #1101 ing skins foam Fantasticl use tor glu made 20 fI oza$5 ANTENNA COWLING AND FIN POST #1008 Streamlined antenna e sit fin anchor kit Strain relief ton keeps pull oft receiver 980 5 JIINAVY C IAVY NAVY US NAVY DECAL SET #1100 Fuel prool self-adhesive authentic copied right off Navy plane Great dressing up new model Instructions pack $2 per shoot -I Please send illustrated cata iog models ond occessoriesl encose 25 Name Address City State _______________________ Zip ___________________ 1 July1975 71 ODUCTS COMPANY