[amsat-bb] Re: ANDE-2 Deployment
nigel at ngunn.net
Wed Jul 29 10:42:35 PDT 2009
OK, so presumably a standard AX25 TNC in kiss or RAW data mode and FX25
error correcting software to post process the data?
Looks as though the deployment from the shuttle didn't go ahead. They've
been doing engine burns during the past minutes.
> No he means FX.25:
>> From the Milcom/BTown blogs:
> "The communications board contains the transmitter and receiver. The
> transmitter operates at 2 meters and can put out up to 1 watt of
> signal. Power level is adjustable. The transmitter can operate at 1200
> baud AFSK and 9600 baud FSK. The transmitter uses the AX.25 protocol.
> An experimental FX.25 protocol will be tested that adds forward error
> correction capability to the AX.25 protocol and still allows typical
> TNCs to decode the packets.
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