[aprssig] ARPS physical layer

Curt, WE7U curt.we7u at gmail.com
Thu Sep 16 12:34:06 EDT 2010

On Thu, 16 Sep 2010, Wes Johnston, AI4PX wrote:

> Reall, no... I'm referring to the bit stuffed into the each of the bit
> shifted digipeater callsigns.  I wrote aprsdigi as kiss mode
> digipeater 12 years ago and found this little idiosyncrasy.  At the
> time, there were many mjf tncs and kpc3(nonplus) in the area and my
> test bed TNC was a kpc4 dual port.

Yet another way that TNC's aren't matching the spec eh?  I haven't
seen that but I've not been at the bit-twiddling layer of AX.25 for
over 25 years...  Wow, that's a long time!  I knew there was a
reason for all these grey hairs...

Curt, WE7U.                         <http://www.eskimo.com/~archer>
    APRS:  Where it's at!                    <http://www.xastir.org>
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