HacDC Spaceblimp: Difference between revisions
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Flight date: 8/21/10 | Flight date: 8/21/10 | ||
Time of liftoff: 10:47 | Time of liftoff: 10:47 (All times are GMT-5) | ||
Time of touchdown: 11:49 | Time of touchdown: 11:49 | ||
Revision as of 22:27, 24 August 2010
A collection of stuff about HacDC's near space initiatives, including the Hackerspaces In Space Contest entry (2010).
Documentation / Press
Spaceblimp-2
Flight date: 8/21/10
Time of liftoff: 10:47 (All times are GMT-5)
Time of touchdown: 11:49
Time of recovery: 12:20
Total flight time: 1:02 (62 minutes)
Liftoff to recovery time: 1:33 (93 minutes)
Touchdown to recovery time: 0:31 (31 minutes)
Weight of payload/chute: 1lb 13oz
Total cost of launch:
Airframe:
Balloon: 800g Kaymont/Totex latex weather balloon cost: $?
Fill: 180 cubic-feet Helium - cost: $90
Chute: Rocketman flat 18" - cost: $?
Capsule: Insulated lunch pail
Payload:
Canon model ? running CHDK (Canon Hack Development Kit) intervalometer script - cost: $20 Canon li battery cost: $3.25 Canon 2GB SD card: $6
Falcom (uBlox based) GPS receiver + Serantel Antenna module - cost $47 Radiometrix VHF Narrow Band 300mW transmitter - cost $38
Ultralife U9VL-X Lithium-Manganese Dioxide non-rechargable battery cost: $7
Flight computer - cost $? Atmel ATMega328P microprocessor based, toner transfer & hand soldered board, two I2C temperatue sensors, I2C EEROM, cut down switch, software derived from WhereAVR