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
Select Configure from the main menu - 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