projects:hadie
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projects:hadie [2011/01/11 21:40] – [Third Flight] fsphil | projects:hadie [2011/02/28 08:40] – [Third Flight] fsphil | ||
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The flight code for Hadie-2 is available here: http:// | The flight code for Hadie-2 is available here: http:// | ||
===== Third Flight ===== | ===== Third Flight ===== | ||
- | A third flight is planned for Mid-March 2011. The plan this time is: | + | A third flight is planned for early-March 2011. The plan this time is: |
- | | + | * Add a 16-bit checksum to the SSDV packet structure. |
- | * A proper PCB instead of strip-board. | + | * Fixed a trivial bug that caused |
- | | + | * Switch to a low power mode after landing. |
- | * Use Reed-Solomon error correction on the telemetry strings. | + | * Add temperature sensors. |
- | Apart from the antenna problems everything went extremely well for Hadie' | + | ==== Antenna ==== |
+ | |||
+ | I plan to use a 1/4 wave vertical again, but made in the style of the bazooka vertical used on the first flight. The end of the coax will be stripped back 1/4 wavelength, with the outer shield folded back and split into the four radials. To help keep the antenna from flexing as the payload spins, the ends of the radials |
projects/hadie.txt · Last modified: 2011/07/10 18:54 by fsphil