[aprssig] What is APRS, really? USA Coverage?
Robert Bruninga
bruninga at usna.edu
Fri Oct 23 17:02:19 EDT 2020
But they at least have PHG data?
Bob
On Fri, Oct 23, 2020 at 3:27 PM spam8mybrain <spam8mybrain at yahoo.com> wrote:
> Looking around a feed of all digis from APRS-IS, it is sad how few
> digipeaters report their expected range.
>
> Andrew, KA2DDO
>
>
> -------- Original message --------
> From: spam8mybrain via aprssig <aprssig at lists.tapr.org>
> Date: 10/23/20 15:09 (GMT-05:00)
> To: Robert Bruninga <bruninga at usna.edu>, R Kirk <isobar at verizon.net>
> Cc: aprssig at lists.tapr.org
> Subject: Re: [aprssig] What is APRS, really? USA Coverage?
>
> YAAC can do it too (View->Layers...->Show Range Circles), although I'm
> improving it to display more obviously.
>
> Andrew, KA2DDO
> author of YAAC
>
>
> -------- Original message --------
> From: Robert Bruninga <bruninga at usna.edu>
> Date: 10/23/20 13:04 (GMT-05:00)
> To: R Kirk <isobar at verizon.net>
> Cc: aprssig at lists.tapr.org
> Subject: Re: [aprssig] What is APRS, really? USA Coverage?
>
> Apples and oranges sorta. The APRS (thin line) map is just a plot of
>> actual position reports actually on the highways, not of "coverage",. Just
>> widening each dot by 30 miles would still not be a "coverage" map?
>>
>
>
>> We need the overlapping plot of the PHG circles of all digipeaters.
>>
>
> I bet Lynn could do that.
>
> Bob
>
>> [Go to Google Images and try "cell phone coverage maps" to get an
>> idea of just how much cell coverage has blossomed,... Then contrast that
>> with the thinner APRS coverage map at Bob's aprs.org site. That map was
>> 2008 and I can't help but think it's even skimpier now that APRS has
>> shrunk.]
>>
>> This is not to say APRS is not underutilized along with most other forms
>> of amateur radio, but I'd rather leave the discussion of the reasons that
>> is to others. The concept of APRS is a very, very powerful system. As Bob
>> has been saying for how many years, it just needs to be thought of as
>> something more than just location tracking.
>>
>> [Really, it is just location tracking despite the many other uses
>> that Bob has thought of that aren't really used. Think Voice Alert,
>> roadside traffic counting etc ...]
>>
>> I loved it but its time has passed. Look at the traffic volume trend on
>> this group, for instance.
>>
>> _______________________________________________
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>>
>
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