[FADCA] ZIP

Wed, 11 Dec 2002 14:50:37 -0500

Dave, I called Delorme and asked them. They told me WGS84.
(I could not find it either in any of the literature on in the program
either.)

Russ
----- Original Message -----
From: "Dave Calder" <[email protected]>
To: <[email protected]>
Sent: Wednesday, December 11, 2002 2:42 PM
Subject: RE: [FADCA] ZIP

> I have been using Delorme Street Atlas and the Delorme GPS that plugs
> into
> My laptop for 3 years now to find my tower sites I manage.
> I have yet to see what your looking for. I've always been right on the
> Money when it comes to lat/longs.
>
> I'll send an email to DeLorme.
>
> Dave
> [email protected]
> www.n4zkf.com
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]]
> On Behalf Of [email protected]
> Sent: Wednesday, December 11, 2002 8:14 AM
> To: [email protected]
> Subject: RE: [FADCA] ZIP
>
> > -----Original Message-----
> > From: Dave Calder [mailto:[email protected]]
> >
> > For n4zkf FBB bbs HF + 145.01 + 145.05
> >
> >
> > Zip 32118
> >
> > 29 15.03N
> > 81 01.33 W
> >
> > And I just spent 30 minutes looking for "datum", there isn't one.
>
>
> Where did you get the Lat/Lon data? If you got it off of a
> GPS there is a setting for the datum somewhere in there. On
> the Garmins, I think is is under the Navigation settings.
>
> If it came from a map, most maps have the datum published
> somewhere, you just have to dig around for it.
>
> On GPS devices it is selectable, so if you are using a certain
> mapping program, you look up the datum for that mapping program
> and set the datum on the GPS to correspond to it. If the datums
> are different you will have tracking errors, I have seen them
> as much as 500 feet off.
>
> It may not seem like much but it can sure toss a big wrench in
> the works if you use the wrong datum.
>
>
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