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[aprssig] Ultimate APRS digi

Robert Bruninga bruninga at usna.edu
Fri Nov 19 21:00:08 UTC 2010


> I think most of the value in the alternate input 
> channel is that you can put all of your fixed 
> stuff like weather stations there, and ensure when
> you set them up that they can hit the (alt input) digi OK.

Come to think abou it..., the BEST way to do it is to have
another local FIXED input for FIXED stations.  That way their
inputs do not collide with weak mobiles.  Because usually their
heigher and fixed power will block a mobile most times...

Bob, WB4APR

> Scott
> N1VG
> 
> On 11/19/2010 10:18 AM, Bob Poortinga wrote:
> > Robert Bruninga<bruninga at usna.edu>  writes:
> >
> >>  But by splitting all user inputs to alternate channels,
the
> >>  144.39 can have 5 to 10 times the capacity is has now.
> >
> > There is a fundamental flaw in this proposal.  You can
> > never here a station directly.  If you are in area with no
> > digipeater coverage, you will hear nothing on 144.39.
> > No one will want to be constantly switching receive
> > frequencies.
> >
> > 73 de
> 
> 
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