During past two years students University Virginia UVA Charlottesville have working project call Solar Airship Program goal develop solar-powered airship capable 24-hour-a-day autonomous flight students have built flown Dunkin first three planned radio-controlled airships increasing size complexity students hoped have craft ready October 1996 World Solar Challenge runs north-to-south across central Australia Solar-powered cars have competing event since 1987 last year first time solar-powered aircraft allowed participate Time constraints changed UVA students plans didnt compete Dunkin Australian phrase spin off US saying Cool something very good operates conventional Electric power has no solar cells approximately 30 feet long 13 feet wide 8 feet tall weighs close 110 pounds helium two AstroFlight cobalt 60 Electric Sport motors powered three 12-volt 17 amp-hour gel-type leadacid batteries motors swing 20-inch pusher props 15 minutes flight maximum thrust model can cruise easily half-power motor capable eight pounds thrust can independently controlled limited thrust vectoring Ducting around props may experimented future airship controlled conventional Futaba model aircraft system 50 Model Aviation ERSITY OF VIRGINIA STUDENTS SUILD ELECTRIC AIRSHIP Some UVA students responsible Dunkins success Project leader George Weimann far right two heavy-duty servos drive control surface does have balonet compartment inside airship controls ascent descent flies internal pressure 15-20 inches water Following series computer models wind tunnel tests other technical considerations Dunkins unique design conceived Perhaps important consideration however internal dimensions hangar students going have available build airships hangar abandoned Milton Air Field outside Charlottesville made small private airplanes relatively low ceiling would accommodate craft wide flat streamlined pillow look students turned shape limitation advantage utilizing large upper surface hold array solar cells next phase airships gaining large amount dynamic lift 10% total weight shape projects open-house August 17 1996 Airship team led UVA senior George Weimann gave short series flight demonstrations appreciative crowd students teachers parents sponsors Dunkin currently flies minimum crew five pilot crew chief two line handlers battery box crew member June1997 51 Closeup Dunkins motor mounts plexiglass helium inflation plate can seen behind crossbar next starboard motor Photos author Graphic Design Carla Kunz Dunkin walked out its hangar Milton Air Field outside Charlottesville Virginia craft flies minimum crew five persons Dunkin flies end its tether crafts August 1996 open-house its total flight time about hour Dunkin makes low Dass motor capable eight pounds thrust Check Out Servo Specifications. Servo types Standard oilite bearing Standard-BB two ball bearings Standard-Pro has two ball bearings three metal gears believe currently lowest priced servos industry RCM-BB Micro offers performance micro servo size sub-micro servo has ball bearing output shaft Pico servo time smallest servo available anywhere weighs mere 9 grams 1/3 oz produces up 14 ozin torque Connectors fit Futaba HiTec JR receovers can keep prices servos really low because import ourselves large quantities directly Taiwan Reliability appears excellent Dimensions Weight Torque Speed 48V-6OV sec / 600 Remarks Price RCS-1Standard 405x200x382mm 155oz 42-600zin 014-012lowestcost969 1 59x079x1 5 in44 g RCS-BBDual 88 405x200x382mm 164 OZ 42-600zin 014-0122 ball bearings1695 1 59x079x1 5 in46 g ROS-Pro Dual BB 200x382mm 194 OZ 50-63 ozin 021-017 2 ball bearings Metal Gear 1 59x079x1 5 in54g3 metal gears RCM-BBmicro27Oxl 27x224nim 049 oz 30-36 ozin 016-013high performance 1881 06x050x088 in14 greal micro servo2495 RCP-1pico218x110x197mm 032oz 11-l4ozin 011-009smallestservo servo086x043x078 9 gin world l2895 ROP-BB pico21 8x1 1 Oxi 97mm 136 OZ 11-14 ozin 011-009 smallest servo31 95 1 88086x043x078 lOgwith ball bearing l Dramatic Price Reduction Solid State Piezo Gyros ACT-i single-unit piezo gyro has proven its excellence keeping tails straight helicopters outstanding little gyro manufactured Germany Black Forest precision now available sharply reduced price Thanks mass production techniques use new mechanically stable piezo element can now offer gem price $13995 RC-Direct stocks parts warranty spares San Marcos Califomia location gyro also available heavy-duty version model ACT-HD HD has electonics piezo element mounted vibration-dampening environment Other unique features ACT-HD gain/sensitivity can set prior flight electronically thus can used single-channel New price ACT-HD $14995 Both gyros can used dual-channel first channel working tail rotor control second channel used dynamic in-flight control gyros gain/sensitivity Other Products Excellence. take pride representing leading European manufacturer smart flight battery chargers electronic speed controllers electric flight Schulze Chameleon chargers smart figure out number cells pack design capacity calculate optimum charge rate time stars charging best rate Mndel kt.S dvrnrnio- orrnhi dicb battery condition 752-9330 long tether altached aft end airship handler runs behind ship al ali times ready pull away trees al edge tiny flying field Somewhat unstable yaw tether will eliminated ship design changes made confidence flight handing improves time openhouse total oulside flight time ship about hour Dunkin programs Phase airship Conceptual designs underway Aztec Phase II airship will powered solar energy scheduled debul summer 1997 16 meters long Aztec wili recognized experimental aircraft Federal Aviation Administration FAA will serve next milestone students mission i998 UVA Airship Program hopes present 25-meter-long Phase III ship Competitions Inlemationales dEngins Lagers CIEL International Airship Races centennial celebration Aero Club de France Paris Airship Program has become reality talents 80 UVA students Besides engineering students majors business finance accounting tasks art presentations journalism publicity public affalrs others have active projects technical financial sponsors inciude University Virginia NationsBank Virginia Lockheed Martin Crutchfieid Waverly Enterprises Du PontTM LP MJ Systems Bosch Aerospace Oklahoma Science Foundation Kirkpatrick Foundation Solarex Gibbens & Associates information about Dunkin UVA Solar Airship Program activities act sponsor write Solar Airship Program Department MANE University Virginia Thomlon Hall Charlottesville VA 22903-7426 call 804 9244425 Fax 804 982-2037 E-mail secap@virginiaedu find World Wide Web http/wwwvirginiaedu/-secap IN CONTROL j77 Losing control can nightmare wrong response given command can take its toll model nerves wallell Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience modeling radio repair So avoid inflated repair costs undue service time Radio South fast economical in-house radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control F5 Futaba K F 3702 N Pace Pensacola FL 32505 Visit out home pagt http//wvAvwtpnet/OREST/rodiosoutfi/RSlhtml repair information 904 434-0909 1-800-962-7802 Toll Free Order Line lOrders Only Pleasell 52 Model Aviation o Model Type 2323 C Tamara Iune UII look us up rntpuwwwrc-airectcom
Edition: Model Aviation - 1997/06
Page Numbers: 50, 51, 52
During past two years students University Virginia UVA Charlottesville have working project call Solar Airship Program goal develop solar-powered airship capable 24-hour-a-day autonomous flight students have built flown Dunkin first three planned radio-controlled airships increasing size complexity students hoped have craft ready October 1996 World Solar Challenge runs north-to-south across central Australia Solar-powered cars have competing event since 1987 last year first time solar-powered aircraft allowed participate Time constraints changed UVA students plans didnt compete Dunkin Australian phrase spin off US saying Cool something very good operates conventional Electric power has no solar cells approximately 30 feet long 13 feet wide 8 feet tall weighs close 110 pounds helium two AstroFlight cobalt 60 Electric Sport motors powered three 12-volt 17 amp-hour gel-type leadacid batteries motors swing 20-inch pusher props 15 minutes flight maximum thrust model can cruise easily half-power motor capable eight pounds thrust can independently controlled limited thrust vectoring Ducting around props may experimented future airship controlled conventional Futaba model aircraft system 50 Model Aviation ERSITY OF VIRGINIA STUDENTS SUILD ELECTRIC AIRSHIP Some UVA students responsible Dunkins success Project leader George Weimann far right two heavy-duty servos drive control surface does have balonet compartment inside airship controls ascent descent flies internal pressure 15-20 inches water Following series computer models wind tunnel tests other technical considerations Dunkins unique design conceived Perhaps important consideration however internal dimensions hangar students going have available build airships hangar abandoned Milton Air Field outside Charlottesville made small private airplanes relatively low ceiling would accommodate craft wide flat streamlined pillow look students turned shape limitation advantage utilizing large upper surface hold array solar cells next phase airships gaining large amount dynamic lift 10% total weight shape projects open-house August 17 1996 Airship team led UVA senior George Weimann gave short series flight demonstrations appreciative crowd students teachers parents sponsors Dunkin currently flies minimum crew five pilot crew chief two line handlers battery box crew member June1997 51 Closeup Dunkins motor mounts plexiglass helium inflation plate can seen behind crossbar next starboard motor Photos author Graphic Design Carla Kunz Dunkin walked out its hangar Milton Air Field outside Charlottesville Virginia craft flies minimum crew five persons Dunkin flies end its tether crafts August 1996 open-house its total flight time about hour Dunkin makes low Dass motor capable eight pounds thrust Check Out Servo Specifications. Servo types Standard oilite bearing Standard-BB two ball bearings Standard-Pro has two ball bearings three metal gears believe currently lowest priced servos industry RCM-BB Micro offers performance micro servo size sub-micro servo has ball bearing output shaft Pico servo time smallest servo available anywhere weighs mere 9 grams 1/3 oz produces up 14 ozin torque Connectors fit Futaba HiTec JR receovers can keep prices servos really low because import ourselves large quantities directly Taiwan Reliability appears excellent Dimensions Weight Torque Speed 48V-6OV sec / 600 Remarks Price RCS-1Standard 405x200x382mm 155oz 42-600zin 014-012lowestcost969 1 59x079x1 5 in44 g RCS-BBDual 88 405x200x382mm 164 OZ 42-600zin 014-0122 ball bearings1695 1 59x079x1 5 in46 g ROS-Pro Dual BB 200x382mm 194 OZ 50-63 ozin 021-017 2 ball bearings Metal Gear 1 59x079x1 5 in54g3 metal gears RCM-BBmicro27Oxl 27x224nim 049 oz 30-36 ozin 016-013high performance 1881 06x050x088 in14 greal micro servo2495 RCP-1pico218x110x197mm 032oz 11-l4ozin 011-009smallestservo servo086x043x078 9 gin world l2895 ROP-BB pico21 8x1 1 Oxi 97mm 136 OZ 11-14 ozin 011-009 smallest servo31 95 1 88086x043x078 lOgwith ball bearing l Dramatic Price Reduction Solid State Piezo Gyros ACT-i single-unit piezo gyro has proven its excellence keeping tails straight helicopters outstanding little gyro manufactured Germany Black Forest precision now available sharply reduced price Thanks mass production techniques use new mechanically stable piezo element can now offer gem price $13995 RC-Direct stocks parts warranty spares San Marcos Califomia location gyro also available heavy-duty version model ACT-HD HD has electonics piezo element mounted vibration-dampening environment Other unique features ACT-HD gain/sensitivity can set prior flight electronically thus can used single-channel New price ACT-HD $14995 Both gyros can used dual-channel first channel working tail rotor control second channel used dynamic in-flight control gyros gain/sensitivity Other Products Excellence. take pride representing leading European manufacturer smart flight battery chargers electronic speed controllers electric flight Schulze Chameleon chargers smart figure out number cells pack design capacity calculate optimum charge rate time stars charging best rate Mndel kt.S dvrnrnio- orrnhi dicb battery condition 752-9330 long tether altached aft end airship handler runs behind ship al ali times ready pull away trees al edge tiny flying field Somewhat unstable yaw tether will eliminated ship design changes made confidence flight handing improves time openhouse total oulside flight time ship about hour Dunkin programs Phase airship Conceptual designs underway Aztec Phase II airship will powered solar energy scheduled debul summer 1997 16 meters long Aztec wili recognized experimental aircraft Federal Aviation Administration FAA will serve next milestone students mission i998 UVA Airship Program hopes present 25-meter-long Phase III ship Competitions Inlemationales dEngins Lagers CIEL International Airship Races centennial celebration Aero Club de France Paris Airship Program has become reality talents 80 UVA students Besides engineering students majors business finance accounting tasks art presentations journalism publicity public affalrs others have active projects technical financial sponsors inciude University Virginia NationsBank Virginia Lockheed Martin Crutchfieid Waverly Enterprises Du PontTM LP MJ Systems Bosch Aerospace Oklahoma Science Foundation Kirkpatrick Foundation Solarex Gibbens & Associates information about Dunkin UVA Solar Airship Program activities act sponsor write Solar Airship Program Department MANE University Virginia Thomlon Hall Charlottesville VA 22903-7426 call 804 9244425 Fax 804 982-2037 E-mail secap@virginiaedu find World Wide Web http/wwwvirginiaedu/-secap IN CONTROL j77 Losing control can nightmare wrong response given command can take its toll model nerves wallell Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience modeling radio repair So avoid inflated repair costs undue service time Radio South fast economical in-house radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control F5 Futaba K F 3702 N Pace Pensacola FL 32505 Visit out home pagt http//wvAvwtpnet/OREST/rodiosoutfi/RSlhtml repair information 904 434-0909 1-800-962-7802 Toll Free Order Line lOrders Only Pleasell 52 Model Aviation o Model Type 2323 C Tamara Iune UII look us up rntpuwwwrc-airectcom
Edition: Model Aviation - 1997/06
Page Numbers: 50, 51, 52
During past two years students University Virginia UVA Charlottesville have working project call Solar Airship Program goal develop solar-powered airship capable 24-hour-a-day autonomous flight students have built flown Dunkin first three planned radio-controlled airships increasing size complexity students hoped have craft ready October 1996 World Solar Challenge runs north-to-south across central Australia Solar-powered cars have competing event since 1987 last year first time solar-powered aircraft allowed participate Time constraints changed UVA students plans didnt compete Dunkin Australian phrase spin off US saying Cool something very good operates conventional Electric power has no solar cells approximately 30 feet long 13 feet wide 8 feet tall weighs close 110 pounds helium two AstroFlight cobalt 60 Electric Sport motors powered three 12-volt 17 amp-hour gel-type leadacid batteries motors swing 20-inch pusher props 15 minutes flight maximum thrust model can cruise easily half-power motor capable eight pounds thrust can independently controlled limited thrust vectoring Ducting around props may experimented future airship controlled conventional Futaba model aircraft system 50 Model Aviation ERSITY OF VIRGINIA STUDENTS SUILD ELECTRIC AIRSHIP Some UVA students responsible Dunkins success Project leader George Weimann far right two heavy-duty servos drive control surface does have balonet compartment inside airship controls ascent descent flies internal pressure 15-20 inches water Following series computer models wind tunnel tests other technical considerations Dunkins unique design conceived Perhaps important consideration however internal dimensions hangar students going have available build airships hangar abandoned Milton Air Field outside Charlottesville made small private airplanes relatively low ceiling would accommodate craft wide flat streamlined pillow look students turned shape limitation advantage utilizing large upper surface hold array solar cells next phase airships gaining large amount dynamic lift 10% total weight shape projects open-house August 17 1996 Airship team led UVA senior George Weimann gave short series flight demonstrations appreciative crowd students teachers parents sponsors Dunkin currently flies minimum crew five pilot crew chief two line handlers battery box crew member June1997 51 Closeup Dunkins motor mounts plexiglass helium inflation plate can seen behind crossbar next starboard motor Photos author Graphic Design Carla Kunz Dunkin walked out its hangar Milton Air Field outside Charlottesville Virginia craft flies minimum crew five persons Dunkin flies end its tether crafts August 1996 open-house its total flight time about hour Dunkin makes low Dass motor capable eight pounds thrust Check Out Servo Specifications. Servo types Standard oilite bearing Standard-BB two ball bearings Standard-Pro has two ball bearings three metal gears believe currently lowest priced servos industry RCM-BB Micro offers performance micro servo size sub-micro servo has ball bearing output shaft Pico servo time smallest servo available anywhere weighs mere 9 grams 1/3 oz produces up 14 ozin torque Connectors fit Futaba HiTec JR receovers can keep prices servos really low because import ourselves large quantities directly Taiwan Reliability appears excellent Dimensions Weight Torque Speed 48V-6OV sec / 600 Remarks Price RCS-1Standard 405x200x382mm 155oz 42-600zin 014-012lowestcost969 1 59x079x1 5 in44 g RCS-BBDual 88 405x200x382mm 164 OZ 42-600zin 014-0122 ball bearings1695 1 59x079x1 5 in46 g ROS-Pro Dual BB 200x382mm 194 OZ 50-63 ozin 021-017 2 ball bearings Metal Gear 1 59x079x1 5 in54g3 metal gears RCM-BBmicro27Oxl 27x224nim 049 oz 30-36 ozin 016-013high performance 1881 06x050x088 in14 greal micro servo2495 RCP-1pico218x110x197mm 032oz 11-l4ozin 011-009smallestservo servo086x043x078 9 gin world l2895 ROP-BB pico21 8x1 1 Oxi 97mm 136 OZ 11-14 ozin 011-009 smallest servo31 95 1 88086x043x078 lOgwith ball bearing l Dramatic Price Reduction Solid State Piezo Gyros ACT-i single-unit piezo gyro has proven its excellence keeping tails straight helicopters outstanding little gyro manufactured Germany Black Forest precision now available sharply reduced price Thanks mass production techniques use new mechanically stable piezo element can now offer gem price $13995 RC-Direct stocks parts warranty spares San Marcos Califomia location gyro also available heavy-duty version model ACT-HD HD has electonics piezo element mounted vibration-dampening environment Other unique features ACT-HD gain/sensitivity can set prior flight electronically thus can used single-channel New price ACT-HD $14995 Both gyros can used dual-channel first channel working tail rotor control second channel used dynamic in-flight control gyros gain/sensitivity Other Products Excellence. take pride representing leading European manufacturer smart flight battery chargers electronic speed controllers electric flight Schulze Chameleon chargers smart figure out number cells pack design capacity calculate optimum charge rate time stars charging best rate Mndel kt.S dvrnrnio- orrnhi dicb battery condition 752-9330 long tether altached aft end airship handler runs behind ship al ali times ready pull away trees al edge tiny flying field Somewhat unstable yaw tether will eliminated ship design changes made confidence flight handing improves time openhouse total oulside flight time ship about hour Dunkin programs Phase airship Conceptual designs underway Aztec Phase II airship will powered solar energy scheduled debul summer 1997 16 meters long Aztec wili recognized experimental aircraft Federal Aviation Administration FAA will serve next milestone students mission i998 UVA Airship Program hopes present 25-meter-long Phase III ship Competitions Inlemationales dEngins Lagers CIEL International Airship Races centennial celebration Aero Club de France Paris Airship Program has become reality talents 80 UVA students Besides engineering students majors business finance accounting tasks art presentations journalism publicity public affalrs others have active projects technical financial sponsors inciude University Virginia NationsBank Virginia Lockheed Martin Crutchfieid Waverly Enterprises Du PontTM LP MJ Systems Bosch Aerospace Oklahoma Science Foundation Kirkpatrick Foundation Solarex Gibbens & Associates information about Dunkin UVA Solar Airship Program activities act sponsor write Solar Airship Program Department MANE University Virginia Thomlon Hall Charlottesville VA 22903-7426 call 804 9244425 Fax 804 982-2037 E-mail secap@virginiaedu find World Wide Web http/wwwvirginiaedu/-secap IN CONTROL j77 Losing control can nightmare wrong response given command can take its toll model nerves wallell Radio South know feel about hobby too avid RC enthusiasts nearly half century combined experience modeling radio repair So avoid inflated repair costs undue service time Radio South fast economical in-house radio service can depend Radio South customer satisfaction isnt just motto Its way life Let us put back control F5 Futaba K F 3702 N Pace Pensacola FL 32505 Visit out home pagt http//wvAvwtpnet/OREST/rodiosoutfi/RSlhtml repair information 904 434-0909 1-800-962-7802 Toll Free Order Line lOrders Only Pleasell 52 Model Aviation o Model Type 2323 C Tamara Iune UII look us up rntpuwwwrc-airectcom