Several modems on that link claim fx.25 compatibility; TNC-X comes to
mind, but they all seem to have been developed for VHF/UHF use, so YMMV
on HF.
Chuck AA5J
Rick W. wrote:
>
> I have not heard of anyone doing this, but it sounds like it could be an
> improvement. Is anyone on the group experimenting with such proposals?
>
> 73,
>
> Rick, KV9U
>
> Chuck Mayfield - AA5J wrote:
> > Bill Vodall WA7NWP wrote:
> >
> >>> Phil's paper is from many years ago but the reality is that there
> was no
> >>> further movement away from the legacy AX.25 equipment toward a new
> >>> layer, much less toward a completely new protocol.
> >>>
> >> There is some movement...
> >>
> >> Check out:
> >>
> >> FX.25 - Forward Error Correction Extension to AX.25 Link Protocol For
> >> Amateur Packet Radio (pdf file 138k)
> >>
> >> The FX.25 extension to AX.25 implements a Forward Error Correction
> >> (FEC) ?wrapper? around a standard AX.25 packet and is designed to
> >> supplement the existing AX.25 infrastructure without displacing it.
> >>
> >> http://www.stensat.org/Docs/FX-25_01_06.pdf
> <http://www.stensat.org/Docs/FX-25_01_06.pdf>
> >> <http://www.stensat.org/Docs/FX-25_01_06.pdf
> <http://www.stensat.org/Docs/FX-25_01_06.pdf>>
> >>
> >>
> >>
> > ... and, perhaps this link
> > http://www.stensat.org/projects/FX-25/FX-25_performance.htm,
> <http://www.stensat.org/projects/FX-25/FX-25_performance.htm,>
> > <http://www.stensat.org/projects/FX-25/FX-25_performance.htm
> <http://www.stensat.org/projects/FX-25/FX-25_performance.htm>>
> > but that was in 2006...
> >
> > Chuck AA5J
> >
>
>
