[Xastir-dev] a readable version of the latest official APRS spec?

[Bob Nielsen]

Thanks for reminding my why I unsubscribed from aprssig a few years ago.

On Wed, 2005-05-25 at 13:36 -0500, Gerry Creager n5jxs wrote:
> What? Send it to the Sig and have the whole (confusing||unengineered) 
> 'fix' redebated?  Please, no!
> 
> gerry
> 
> Tapio Sokura wrote:
> > Tom Russo wrote:
> > 
> >> I think the prevalence of old-style non-fancy TNCs are exactly what 
> >> Bob's trying to deal with using his "new n-N paradigm hoops" --- if 
> >> every digi
> >> used good software that could always dupe-check even on RELAY and 
> >> WIDE, or if the APRS infrastructure were a real network with no 
> >> explicit source routing, there'd be no need.  But since most digis in 
> >> most areas are just TNCs, the hack is needed --- even then it's going 
> >> to take for-freakin'-ever to get it implemented.  Leaving RELAY and 
> >> WIDE in the MYALIAS parameter of simple 
> > 
> > 
> > Yeah. I'm surprised that there seems to be about zero intelligent 
> > microcontroller-based digipeater platforms available that speak KISS to 
> > a regular TNC. The hardware to speak KISS to a TNC (and maybe to a host 
> > computer as well, so an igate can be run along with the digi and the 
> > digi would still continue working after the computer crashes) should not 
> > cost more than some tens of dollars. This way you could turn any 
> > KISS-capable TNC into an intelligent digipeater with little investment 
> > and you don't even have to throw old hardware away, which seems to be a 
> > big hurdle for some hams.
> > 
> > Of course someone has to program the intelligence into the digipeater, 
> > but that should not be a huge task with today's microcontrollers that 
> > have enough memory and don't have to be programmed in clumsy assembler. 
> > And you need the electrical design and someone to sell the kits, but it 
> > really should not be that hard. If a fraction of the effort spent into 
> > giving CPR to current KPC-3s etc were spent into designing a working 
> > system, the APRS network would be in a lot better shape. There are some 
> > projects like N1VG's upcoming TNC that will hopefully improve the 
> > situation, but it will not be enough alone; also those old KPC-3s and 
> > even dumber digipeater TNCs need to be upgraded or trashed for the 
> > network to really work.
> > 
> > Ugh, looks like I'm well off-topic here, maybe I should've sent this to 
> > aprssig instead..
> > 
> >   Tapio
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