[amsat-bb] Re: BeeSat at 4800 GMSK
Nathaniel S. Parsons
nsp25 at cornell.edu
Sat Apr 10 22:01:40 PDT 2010
Ah, thanks for clarifying. Unfortunately, if I understand you correctly, we
would have to talk to our satellite via digital voice, or at 128kbps, which
would be great if we could!
On Sat, Apr 10, 2010 at 10:15 PM, Tom Azlin N4ZPT <n4zpt at cox.net> wrote:
> Well, make that the digital voice part of the protocol. The high speed
> digital data part is up to 128kbps which was not what I was thinking of.
> 73, tom n4zpt
> Tom Azlin N4ZPT wrote:
>> Hi Nate,
>> the D-STAR protocol is only GMSK at 4800 bps and they selected a
>> time-bandwidth product of 0.5. 4,800 bps or 4k8 is perhaps not talked about
>> as that IS the standard for D-STAR. So the software there might be
>> adaptable. that is the reason I thought to suggest it.
>> Good luck and 73, Tom n4zpt
>> Nathaniel S. Parsons wrote:
>>> Hi Tom,
>>> My mind had indeed played a trick on me, and I remembered MFSK as MSK.
>>> As far as the DStar group goes, I don't see any mention of 4800 bps or
>>> kbps on the public page, so if it's not the group's focus, I don't want
>>> have to rely on that solution.
>>> -Nate KC2SVI
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