I am looking for 6M Elevation Statistic files for use with HFTA (.prn files). Anyone know a source? I have been trying to model my new 6M array over terrain but HFTA only has 6M statistics. Gary Mitchelson N3JPU Montgomery Co. MD FM19 USAF MARS and SHARES: AFA1PU/AFF1MD/AFN1TS MD/DC State MARS Director http://www.mitchelson.org/