[aprssig] DXCluster to APRS-RF
AE5PL Lists
HamLists at ametx.com
Thu May 18 16:08:07 EDT 2006
And if someone is on APRS using their straight call (no SSID), then
multiple inaccurate reports destroy any tracks, etc. I agree with
Steve, it is a bad idea to be generating false positions no matter how
ambiguous since the APRS local networks are all interconnected via
APRS-IS and therefore the positions are global.
73,
Pete Loveall AE5PL
mailto:pete at ae5pl.net
> -----Original Message-----
> From: Robert Bruninga
> Posted At: Thursday, May 18, 2006 1:12 PM
> Subject: Re: [aprssig] DXCluster to APRS-RF
>
> Avoiding problems like this is why APRS was designed to
> support the display of position ambiguity. A DX spot with
> position inferred by callsign lookup, should be transmitted
> with 60 mile ambiguity so that it does not show up in a
> confusing location on any maps that may be zoomed in below
> the 1024 mile range scale.
>
> That way, they show up when you are looking at the world map,
> but do not imply any more precision than that...
> And do not show up when the map is zoomed in below the zoom
> level where the SYMBOL is smaller than the ambiguity.
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