ASTER
From PathlossWiki
http://asterweb.jpl.nasa.gov/gdem.asp
Please read the following document concerning the accuracy of the ASTER (GDEM) dataset.
ASTER GDEM Validation Summary Report
Pathloss 5 instructions
Unzip the downloaded files.
Select Configure from the main menu, and click Set GIS Configuration. Select Primary or Secondary DEM. From the drop down list on the right select BIL Geographic DEM. Click the File Index button, Select Files - Import Index - ASTER Geo Tiff files.
Select only the files with DEM in the name. Do not select file with NUM in the name.
Pathloss 4.0 instructions
Not implemented