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[aprssig] Text Messaging Radios (a simple use)

Steve Noskowicz noskosteve at yahoo.com
Thu Feb 12 01:25:23 UTC 2009



Problem fodder or not...interesting none-the-less.

Bob,
  Questions / Things to consider adding to the info page:

  How long does the message stay on the Radio's display?  Timeout yes/no?

  What happens on the radio's display when another messages arrives before said (if there is one) timeout?


  

--
73, Steve, K9DCI
You know that sea of entropy we were going to drown in?  Well, upon closer examination, it turned out to be ignorance.  S. Noskowicz 1987


--- On Wed, 2/11/09, Robert Bruninga <bruninga at usna.edu> wrote:

> From: Robert Bruninga <bruninga at usna.edu>
> Subject: Re: [aprssig] Text Messaging Radios (a simple use)
> To: "'TAPR APRS Mailing List'" <aprssig at tapr.org>
> Date: Wednesday, February 11, 2009, 5:31 PM
> >> Here is a very fundamental and simple 
> >> application of [DTMF checkin to a net].
> >> [To help ease] congestion on the main 
> >> voice net...
> > 
> > So, instead of using voice for the initial 
> > "hail" you're just using another method.
> > [DTMF on an alternate channel with a visual
> > display under the nose of net control].  
> > You have no idea if your message didn't get 
> > through, net control is taking a potty break, 
> > or if other stations' traffic has a higher 
> > priority then yours.
> 
> Sure do.  No difference than by giving your callsign by
> voice.
> If the net control responds, he heard you.  If he
> doesn't
> respond within due time, then he didn't.  No difference
> than
> checking in on voice, EXCEPT that you did not take up
> valuable
> net time and interrupt the present flow of traffic to check
> in.
> 
> 
> Clearly if the net is uncluttered and the channel is clear,
> the
> voice checkin works very well.  But the DTMF backdoor could
> let
> you checkin or interrupt net control if needed.
> 
> > The more I hear about this, the more I 
> > think it's a solution in search of a 
> > problem.
> 
> Yes, exactly.  Just another tool in the amateur radio's
> operator's tool box to consider as ways to offset all
> the
> chatter on the main net frequency during an event.  If it
> doesn't apply, don't use it.
> 
> I can't believe these radios have been out there for a
> dozen
> years and no one has developed good applications for these
> features.
> 
> Bob, WB4APR
> 
> 
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