Radio Control Soaring Sailplane Distance Record Tentatively Broken attempt break Jerry Krain ocks existing distance record 2720 miles Jack Hiner Downers Grove Ill flew 32 miles straight-line record try year ago over three-day Memorial Day week-end Jack set SOAR club record thermal duration flight 3 hrs 7 mins 52 sees flight urged Jack plan distance record because weather condi tions couldnt ideal should noted Springtime midwest produces ings temperatures forties followed daytime temperatures seventies freshly plowed fields blanket area come caldron thermal activity soaring axiomfor thermal downeris true downers probably exist somewhere near Missouri border So weather conditions part master plan Jack made preparations during past year airplanea large onewas could seen great altitudes Astro-Jeff flew over three hrs barely visible over two hrs time spent attempting come down So Jacks own design flying surfaces Astro-Jeff fuse lage fitted 171-in wing sporting NACA 7310 airfoil airfoil lifted Eric Listers Sailplane Designers Handbook think Mary Poppins flying apparatus undercamber plot coordinates 7310 tongue cheek Jack labeled bird Astro-Jack route flight selected west east route along lightly traveled coun try road Launch point would prede termined point just southeast Ashton Ill Dan Pruss Jack Hiner hia Aatro Jack flew record 32 miles name spired apecial high-lift airfoil flight terminating 51 kilometers east road Perry namewas carefully se lected provided relatively straight course little traffic small farm townStew ard abundance recovery areas should flight aborted last criterion should taken lightly anyone inclined cross-country workthis includes various LSF goal return requirements Safety should paramount type flying time spent preplanning flight areas landing pre-selected should flight fall short its goal low cost insurance modeler witnessesFAI requirements state official two observers approved National Aero Club shall provided history about made witnesses easiest criteria met Besides Jack gonna buy made So early Saturday 24th Maythe first day three-day Memorial Day week end year Hiner seven other SOAR members started four-car caravan launch point aspiring distance record attempts should note launch point point landing must indicated writing before flight takes place Witnesses attempt included Don Ellis Keith FinkenbinerSOAR Chairman John NielsenLSF Secretary Jim Mclntyreof Winchmeister fame son Mike Tom Ruddy scribe weather exactly what hoped forthe forecast cold front following meteorological predictions almost minute Cumulus clouds already forming increasing density west horizon already dark evident might just one-shot attempt Sun day Monday rainy winds about 15-20 mph Out north-northwest too strong fly easterly course weather conducive producing thermals winch set up flaw Jacks preplanning showed up telephone line running perpendicular direction launch precluded 300-meter launch Repo sitioning launching system impractical compromised launch 200 meters settled upon Cloud cover now about 50% wind 8-10 mph 1127 CST Astro-Jack off tow although unlike other launches seven witnesses applauded probably en couragement Jackthen again because suddenly felt part attempt Four minutes went 14-foot bird descending slowly cars posi tioned go conditions dictated Nielsen Finkenbiner McIntyre secure winch system catch up chase cars No moved except Keith retrieving tow line another launch Eight minutesstill no lift Jack pre paring landing deep grass along road about 75 feetand one-eighth inch higher liftever slight Can work continued page 67 September 1975 27 happy crew after flight Ito R John Nielsen 1SF Secretary Mike Mcintyre Don Ellis Jack Hiner Jim Mcintyre Keith FinkenbinerTom Ruddy picture huge 171-in wing could readily seen very high altitudes Photos Dan Pruss Buiids 2 6 hours including radio installation sturdy reliable easily repaired low cost trainer No covering painting decorating required Made water resistant corrugated cardboard Oj Lu0 8W Field Box kit included HerOIC unac,bH STASAREC Tasqi STAB AIGFOIL Flat WEIGHT 1502 1050a1 21-OS 20 lying Ogiofli SORFACELOAOI5GTYPICAL SozpSqH csaCt 5 0 C ii Ctg 0 teig gte0 0on0 C0 Lu404fl4 fliC3 ~0 -o40 0 turn back itup few feeta nice gentle turn eight one-half pound bird seemed smile assuring yes con tinued spiral upward No spring-like boomer lift plane going up another reassuring round encouragement came us officiate time needed pick up equipment gentle lift light wind took another 12 minutes carry Astro-Jack point Jack decided time take up chase Riding borrowed convertible pro vided excellent vantage point rather comfortable means travel has look up long Jack driver Don Ellis raced catch up plane now pointed eastward rest us close pursuit unofficial five miles check point odometer stop watch xead 31 minutes 30 seconds didnt take exer cise mental gymnastics figure could long day unless lift wind picked up strength velocity fair weather cumulus clouds now less friendly looking began dark en grow size darkness horizon time launch closed its distance about one-half wind up slightly 84 miles 004121lift still light has worked though feel Jack should feeling effects leading edge front town route flight strategy high possible towns west edgepoint bird east fly comfortable distance drive through town alarming town constableand continue challenge east side town worked planned ever wonder long townsfolk kept staring up after passed through trying help keep eye history hopefully being made did manage tell gent riding tractor what fuss about 112 miles 005004Down air first real feeling nearly hour might naught Along Jack Don lead car sat Mike McIntyre helping monitor Thermal Snifflers hints lift None Search ing frantically Jack criss-crossed freshly plowed fields abound route Eight minutes what seemed like eternitystill no lift Now eight one-half pound sailplane can hardly called floater yet Astro oS121520 Jack wing airfoil described earlier just thata lazy flying machine de signed take advantage lightest lift float about 8-10 mph designed paid off about 300 feet 12 miles 005829 flight Jack played out lightest thermals rode out bubble lift until again comfortable height Downwind eastward followed road now cloud cover increased ominous signs cold-frontthe cumulo-nimbus already dropping rain what looked like original launch point Higher faster downwind Jack flew No doubt about now felt confident airplane stayed together piece 32 miles would reached sudden concern structural integ rity ship Jack spent months grooming day now wedged above leading edge cold front help speed him along destructive forces bred thunder storms Under raging cumulus wind patterns showed no single direction became apparent wrong move Jack could cause Astro-Jack shattered pieces original took build Wisps same cloud showed wind direc tion its northern edge easterly elsewhere beneath air boiled northern edge would safe spot could just get over now thermal sniffler screaming its highest pitch Eighteen miles 0 12200 As tiny speck giant centrifuge Astro-Jack flung eastward now ahead cloud once threatened destroy John Nielsen calling unofficial mileage checks logged times 19 miles 012314 20 miles0l24 14 22 milesOl 30 58 note read riding high nearly 60 mph next 11 miles cake walk loss lift never threat thermal sniffler indicated just Dont know what Jacks favorite song favorite note has got about two one-half octaves above middle C 015721 Jack Astro Jack over landing site air sense feeling could go 32 miles felt same About six minutes later 020317 Astro-Jack touched down well within prescribed 500 meter radius pre-determined point landing Later sat local watering hole discussed what ifs flight Jack ad mitted didnt think flight possible first attempt Apparently preparations nearly year paid off wayJack bought address Route 2 Box 490 Plainfield III 60544 F September 1975 67 RC SoaringASTRO-JACK continued page 27BY JACK HINER DAV lESCHARLTON 15 RAPIER DIESEL $2995 PP R/C $3545 PP MO5Y HIOEAWAYOELAVANILL 309244738961734
Edition: Model Aviation - 1975/09
Page Numbers: 27, 67
Radio Control Soaring Sailplane Distance Record Tentatively Broken attempt break Jerry Krain ocks existing distance record 2720 miles Jack Hiner Downers Grove Ill flew 32 miles straight-line record try year ago over three-day Memorial Day week-end Jack set SOAR club record thermal duration flight 3 hrs 7 mins 52 sees flight urged Jack plan distance record because weather condi tions couldnt ideal should noted Springtime midwest produces ings temperatures forties followed daytime temperatures seventies freshly plowed fields blanket area come caldron thermal activity soaring axiomfor thermal downeris true downers probably exist somewhere near Missouri border So weather conditions part master plan Jack made preparations during past year airplanea large onewas could seen great altitudes Astro-Jeff flew over three hrs barely visible over two hrs time spent attempting come down So Jacks own design flying surfaces Astro-Jeff fuse lage fitted 171-in wing sporting NACA 7310 airfoil airfoil lifted Eric Listers Sailplane Designers Handbook think Mary Poppins flying apparatus undercamber plot coordinates 7310 tongue cheek Jack labeled bird Astro-Jack route flight selected west east route along lightly traveled coun try road Launch point would prede termined point just southeast Ashton Ill Dan Pruss Jack Hiner hia Aatro Jack flew record 32 miles name spired apecial high-lift airfoil flight terminating 51 kilometers east road Perry namewas carefully se lected provided relatively straight course little traffic small farm townStew ard abundance recovery areas should flight aborted last criterion should taken lightly anyone inclined cross-country workthis includes various LSF goal return requirements Safety should paramount type flying time spent preplanning flight areas landing pre-selected should flight fall short its goal low cost insurance modeler witnessesFAI requirements state official two observers approved National Aero Club shall provided history about made witnesses easiest criteria met Besides Jack gonna buy made So early Saturday 24th Maythe first day three-day Memorial Day week end year Hiner seven other SOAR members started four-car caravan launch point aspiring distance record attempts should note launch point point landing must indicated writing before flight takes place Witnesses attempt included Don Ellis Keith FinkenbinerSOAR Chairman John NielsenLSF Secretary Jim Mclntyreof Winchmeister fame son Mike Tom Ruddy scribe weather exactly what hoped forthe forecast cold front following meteorological predictions almost minute Cumulus clouds already forming increasing density west horizon already dark evident might just one-shot attempt Sun day Monday rainy winds about 15-20 mph Out north-northwest too strong fly easterly course weather conducive producing thermals winch set up flaw Jacks preplanning showed up telephone line running perpendicular direction launch precluded 300-meter launch Repo sitioning launching system impractical compromised launch 200 meters settled upon Cloud cover now about 50% wind 8-10 mph 1127 CST Astro-Jack off tow although unlike other launches seven witnesses applauded probably en couragement Jackthen again because suddenly felt part attempt Four minutes went 14-foot bird descending slowly cars posi tioned go conditions dictated Nielsen Finkenbiner McIntyre secure winch system catch up chase cars No moved except Keith retrieving tow line another launch Eight minutesstill no lift Jack pre paring landing deep grass along road about 75 feetand one-eighth inch higher liftever slight Can work continued page 67 September 1975 27 happy crew after flight Ito R John Nielsen 1SF Secretary Mike Mcintyre Don Ellis Jack Hiner Jim Mcintyre Keith FinkenbinerTom Ruddy picture huge 171-in wing could readily seen very high altitudes Photos Dan Pruss Buiids 2 6 hours including radio installation sturdy reliable easily repaired low cost trainer No covering painting decorating required Made water resistant corrugated cardboard Oj Lu0 8W Field Box kit included HerOIC unac,bH STASAREC Tasqi STAB AIGFOIL Flat WEIGHT 1502 1050a1 21-OS 20 lying Ogiofli SORFACELOAOI5GTYPICAL SozpSqH csaCt 5 0 C ii Ctg 0 teig gte0 0on0 C0 Lu404fl4 fliC3 ~0 -o40 0 turn back itup few feeta nice gentle turn eight one-half pound bird seemed smile assuring yes con tinued spiral upward No spring-like boomer lift plane going up another reassuring round encouragement came us officiate time needed pick up equipment gentle lift light wind took another 12 minutes carry Astro-Jack point Jack decided time take up chase Riding borrowed convertible pro vided excellent vantage point rather comfortable means travel has look up long Jack driver Don Ellis raced catch up plane now pointed eastward rest us close pursuit unofficial five miles check point odometer stop watch xead 31 minutes 30 seconds didnt take exer cise mental gymnastics figure could long day unless lift wind picked up strength velocity fair weather cumulus clouds now less friendly looking began dark en grow size darkness horizon time launch closed its distance about one-half wind up slightly 84 miles 004121lift still light has worked though feel Jack should feeling effects leading edge front town route flight strategy high possible towns west edgepoint bird east fly comfortable distance drive through town alarming town constableand continue challenge east side town worked planned ever wonder long townsfolk kept staring up after passed through trying help keep eye history hopefully being made did manage tell gent riding tractor what fuss about 112 miles 005004Down air first real feeling nearly hour might naught Along Jack Don lead car sat Mike McIntyre helping monitor Thermal Snifflers hints lift None Search ing frantically Jack criss-crossed freshly plowed fields abound route Eight minutes what seemed like eternitystill no lift Now eight one-half pound sailplane can hardly called floater yet Astro oS121520 Jack wing airfoil described earlier just thata lazy flying machine de signed take advantage lightest lift float about 8-10 mph designed paid off about 300 feet 12 miles 005829 flight Jack played out lightest thermals rode out bubble lift until again comfortable height Downwind eastward followed road now cloud cover increased ominous signs cold-frontthe cumulo-nimbus already dropping rain what looked like original launch point Higher faster downwind Jack flew No doubt about now felt confident airplane stayed together piece 32 miles would reached sudden concern structural integ rity ship Jack spent months grooming day now wedged above leading edge cold front help speed him along destructive forces bred thunder storms Under raging cumulus wind patterns showed no single direction became apparent wrong move Jack could cause Astro-Jack shattered pieces original took build Wisps same cloud showed wind direc tion its northern edge easterly elsewhere beneath air boiled northern edge would safe spot could just get over now thermal sniffler screaming its highest pitch Eighteen miles 0 12200 As tiny speck giant centrifuge Astro-Jack flung eastward now ahead cloud once threatened destroy John Nielsen calling unofficial mileage checks logged times 19 miles 012314 20 miles0l24 14 22 milesOl 30 58 note read riding high nearly 60 mph next 11 miles cake walk loss lift never threat thermal sniffler indicated just Dont know what Jacks favorite song favorite note has got about two one-half octaves above middle C 015721 Jack Astro Jack over landing site air sense feeling could go 32 miles felt same About six minutes later 020317 Astro-Jack touched down well within prescribed 500 meter radius pre-determined point landing Later sat local watering hole discussed what ifs flight Jack ad mitted didnt think flight possible first attempt Apparently preparations nearly year paid off wayJack bought address Route 2 Box 490 Plainfield III 60544 F September 1975 67 RC SoaringASTRO-JACK continued page 27BY JACK HINER DAV lESCHARLTON 15 RAPIER DIESEL $2995 PP R/C $3545 PP MO5Y HIOEAWAYOELAVANILL 309244738961734