[aprssig] ALOHA Circle on findU and/or APRSWorld
Robbie - WA9INF
mwrobertson at comcast.net
Tue Nov 2 11:46:16 CST 2004
Not sure if this helps, but Ui-View32 has an addon module called Ui-Path
Analyzer which displays a line from each digipeater observed from a
station, and logs this information for display...
If nothing else, its great to observe the activity, <g>
I am presently running it and can be seen at
Brian B. Riley User wrote:
> In this same vein, I have been meaning to ask this for quite awhile, In the
> current configuration is there some way to ask it to list the "x" number of
> digipeaters to a given station or location????? I know we can ask for a
> list of weather stations, and I do realize that many, say, weather stations,
> are also digis, but is there some way to display just the stations that
> display the green star icon?
> Cheers ... n1bq
> On 10/31/04 10:03 PM, "Steve Dimse" <k4hg at tapr.org> wrote:
>>On 10/31/04 at 8:52 PM Christensen, Eric <CHRISTENSENE at MAIL.ECU.EDU> sent:
>>>Is it possible to view the 40 closest stations that are on RF (i.e. no
>>>Winlink, CW, or just IS stations) listed? That way people could tell what
>>>kind of path to use if they weren't using APRSdos? I like the way findU
>>>shows the closest stations but it shows both IS and RF stations. Maybe it
>>>could be done using the Q-construct or the presence of an I-Gate in the path?
>>>Not sure if it can be done with the current code.
>>Not with findU's current code, and furthermore this is much harder to do than
>>it appears at first glance. Positions arrive at findU by many different
>>routes, there is no single test you could perform on a packet to tell which
>>originated on RF, so the code would be complex, and in a few cases it may not
>>be possible at all. Worse is the problem of IGates and others on both RF and
>>INet...in most cases client programs transmit on both RF and INet at the same
>>time, so the INet packet is the one that makes it onto the APRS-IS and
>>therefore findU. These would be eliminated from the list, even though they
>>appear on RF.
>>I don't believe it is possible to generate the info you ask for reliably with
>>findU. The reason is the same one I always give whenever a propagation
>>question is posed for findU and the APRS-IS. These systems were designed to
>>transport the data; the dup-checking and other characteristics of the system
>>preclude their being used for any propagation studies.
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