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[aprssig] ARPS physical layer

Scott Miller scott at opentrac.org
Thu Sep 16 20:34:18 UTC 2010


> The references to a data scrambler you found are probably for the 9600
> bps G3RUH variant. The 1200 bps "regular" packet doesn't use a
> scrambler, if you don't count the bit stuffing required to keep HDLC
> flags unambiguous as a scrambler.

And if anyone knows the details of the G3RUH preamble, let me know. 
I've had a heck of a time finding it.

Scott
N1VG



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