Evaluation of Methods for Calculating Maximum Usable Frequencies, USSR Open PDF Document Details Document Type Technical Report Publication Date Mar 10, 1960 Accession Number ADA356798 Entities Organizations Joint Publications Research Service Tags Communities of Interest Air Platforms DTIC Thesaurus Topics Accuracy Altitude Broadcasting Communication Systems Experimental Data Frequency Graphs Ionosphere Ionospheric Propagation Measurement Radio Broadcasting Radio Communications Radio Waves Reflection Residuals Test And Evaluation Wave Propagation