Order Tray | Contact Us | Home | SIG Lists

[aprssig] Is the APRS Spec for APRS Data Type Identifier justrandomly ignored? Should it be?

James Washer washer at trlp.com
Wed Aug 17 20:34:17 UTC 2005


EXACTLY.. and last night, I sent an email with that info to the VE5 station, since they were kind enough to include an email addr

On Wed, 17 Aug 2005 11:56:52 -0700
"Cap Pennell" <cap at cruzio.com> wrote:

> If these folks simply inserted a ">" as the beginning of their text, they'd
> become valid APRS Status packets (as was their intent).
> 73, Cap
> 
> > -----Original Message-----
> > From: aprssig-bounces at lists.tapr.org
> > [mailto:aprssig-bounces at lists.tapr.org]On Behalf Of Curt, WE7U
> > Sent: Wednesday, August 17, 2005 08:24 AM
> > To: TAPR APRS Mailing List
> > Subject: Re: [aprssig] Is the APRS Spec for APRS Data Type Identifier
> > justrandomly ignored? Should it be?
> >
> >
> > On Tue, 16 Aug 2005, James Washer wrote:
> >
> > > I should have known better than to look at  data coming over
> > > APRS-IS.... however....  I find that MANY packets contain a data
> > > type identifier(DTI) that is reserved per the spec, or is misused,
> > > etc.
> > >
> > > For example, DTI 'A'-'S' are marked "do not use" but I see
> > > countless packets like this:
> > > WA6LDQ-3>BEACON,W6BXN-3*,qAo,K6TJS:APRS Digi in Bear Valley
> > Springs 11 Miles W. of Tehachapi @ 5885 ft.
> > > WHTNY>BEACON,WIDE,WIDE3-3,qAo,KX5N:APRS digi on Whitney Mt. @
> > 2000 ft. near Lost Valley Bridge.
> > KE5PL-1>BEACON,qAR,K5WTC-10:APRS for West Texas
> > bjmcdaniel at att.net b0 VE5ADR-4>APRS,WIDE,WIDE,qAR,VE5DGD-4:APRS
> > Digipeater serving Southern Saskatchewan. Email ve5dgd at rac.ca
> >
> > These two are being sent to BEACON, so are not APRS packets (unless
> > you consider BEACON as an ALTNET).  The other possibility would have
> > been a Mic-E formatted packet, but these are not.  These should be
> > mostly ignored by APRS stations I believe.  This means they just
> > clutter up the air a bit for no net gain.
> >
> >
> > > And these, where DTI 'T' is supposed to be used for telemetry,
> > but we see packets like this..
> > > W6BXN-3>APTW01,WIDE,qAo,KF6HJO:TARCWX
> > > W6BXN-3>BEACON,WIDE,qAo,K6TJS:Turlock Amateur Radio Club
> > WIDEN-n Wx
> > W6PVG-3>BEACON,WA6LDQ-3*,WIDE3-3,WA6YLB-4,qAo,KF6HJO:Tehachapi
> > Digi @ 7600 feet
> > >
> > > So, should I just give up and accept that people mis-configure
> > their boxes... or should I make an attempt at automating
> > something to send polite email to these folks?
> >
> > They should be encouraged to put their info beacons into the format
> > of APRS packets, either as status packets or as comments to position
> > packets.  APRS clients would then decode/display this information
> > readily.
> >
> > --
> > 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!"
> >
> > _______________________________________________
> > aprssig mailing list
> > aprssig at lists.tapr.org
> > https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig
> >
> >
> 
> 
> 
> _______________________________________________
> aprssig mailing list
> aprssig at lists.tapr.org
> https://lists.tapr.org/cgi-bin/mailman/listinfo/aprssig




More information about the aprssig mailing list