[amsat-bb] VEGA Maiden flight tomorrow
Graham Shirville
g.shirville at btinternet.com
Sun Feb 12 03:00:38 PST 2012
Hi All,
Just a couple of updates!
PW-SAT will have 5 possible operating modes as shown below – we should
expect the FM/DBS transponder (mode 5) to only be operational after the
science mission has been completed - however the 1k2 BPSK transmissions will
provide some good "in orbit" demonstration signals for AMSAT-UKs's upcoming
FUNcube mission later this year:
DOWN-LINK: 145.900 MHz Available Modes:
1. Receive only mode. DOWN-LINK: none
2. Beacon CW mode. DOWN-LINK: BEACON CW 12 WPM
3. Beacon BPSK mode. DOWN-LINK: BEACON BPSK 1200 bps AX25 (1 frame on 20
sec)
4. Control communication mode. UP-LINK: Commands DOWN-LINK: BPSK 1200 bps
AX25
5. Repeater mode (aka "AO16" mode). UP-LINK: 435.020 MHz FM Voice
DOWN-LINK: 145.900 MHz DSB Voice (repeated from up-link)
During LEOP, the "launch and early operations phase", tomorrow, listeners
are encouraged to gather at the IRC "cubesat" channel to exchange all the
latest available information . You do not need to download a special IRC
client to achieve this - simply point any browser at
http://webchat.freenode.net and join the #cubesat channel.
best 73
Graham
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