"Timothy R. Cook" <tim### [at] scifi-fantasycom> wrote in message
news:3C80BF7E.2B1674B3@scifi-fantasy.com...
> Ron Parker wrote:
> > Nothing, really, except that DEM data is already rasterized and has a
> > better vertical resolution.  These days, topo data is often derived from
> > DEM data.
>
> I just downloaded file at http://edcdaac.usgs.gov/gtopo30/w100n40.html
> How do I convert to dxf or raw or something else I can easily get into
> Moray?  I did a quick search on the net but didn't find anything useful
> (well, I found a realvideo to AVI converter, might be useful it it
> works...)

If it's the newer format for DEM then this might be of some use:
http://geopotential.com/codes/SDTS/sdts2dem.html
Other than that, maybe all you need is something like Wilbur:
http://www.ridgecrest.ca.us/~jslayton/software.html

bob h

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