[aprssig] Re: TIGER maps what-s the problem?

Curt, WE7U archer at eskimo.com
Tue Jun 13 15:26:57 EDT 2006


On Tue, 13 Jun 2006, Wes Johnston wrote:

> In other words, an object would jump over to the
> 60' spot for just a moment, and as soon as I sent Base91 the object would
> jump to the 2' spot.
>
> But there's no guarantee of that.  If I send a DAO copy of a packet out on
> RF and follow it up a fraction of a second later with a Base91 on the
> network interface..... the DAO could bounce around the digipeaters for 5 to
> 10 seconds and the DAO copy will come back into xastir after I sent the
> Base91 position.  This will cause xastir to use the latest position it heard
> which is the 60' postion.  It defeats my attempts.

Perhaps send two objects with different names, knowing that the one
that ended with 'c' was the more correct one.


> I suppose another option would be to truncate the names of the rino radios
> to 6 characters and send them as regular aprs Base91 compressed position
> reports.  But then that starts to get into legal issues b/c the names look
> like callsigns and we have to ID them as tactical callsigns.  The kenwoods
> will decode aprs stations using compressed postion reports right?

Yep.  Just create tactical callsigns, put a real callsign in the
comment and you're good.  You don't even have to have the comment
callsign sent out every time, just every 10 minutes.

--
Curt, WE7U.   APRS Client Comparisons: http://www.eskimo.com/~archer
"Lotto:    A tax on people who are bad at math." -- unknown
"Windows:  Microsoft's tax on computer illiterates." -- WE7U
"The world DOES revolve around me:  I picked the coordinate system!"




More information about the aprssig mailing list