Radio Propagation Stuff

Here is coool :D program and site about this thematics:
http://www.cplus.org/rmw/english1.html

And here are free topography maps:

Free US at 1 arc second resolution (30m):
ftp://edcsgs9.cr.usgs.gov/pub/data/s...tates/1arcsec/
and
Free World at 30 arc second resolution (~1km):
http://geoengine.nima.mil/

If somebody find free Europe maps with better resolution let's upload links here.

Good link!
If someone can find free Canada maps, that would be great.

On this site you have link for Canada at 3 arc second resolution (~100m):

http://www.bcar.us/BCAR%20RF%20Propagation.htm

Thank you goxy.

It is very good link!
8)
If somebody can find free IRAN maps, that would be great. :D

For better resolution wait until the worldwide SRTM data becomes available.

Cross