Search Results for the EPA National Library Catalog

Items Found: 10
Showing: Items 1 - 10
Your Search: (SUBJECT=High frequencies)

Select Item Title Year Published
An investigation of broadcast radiation intensities at Mt. Wilson, California / 1977
Conceptual Study of a VHF-UHF Hybrid Aeronautical Satellite for a delta Launch Vehicle. 1971
Direct Determination of the Electromagnetic Reflection Properties of Smooth Brackish Water to the Continuous Spectrum from 10 to the 8th Power to 4 x 10 to the 9th Power Hertz. 1971
Feasibility of a CW lidar technique for measurement of plume opacity / 1973
HF radar measurements of circulation in the eastern Strait of Juan de Fuca (August, 1978) / 1980
Investigation of Radiofrequency Radiation Levels at the U.S. Forest Service Mt. Elden Lookout Tower, Flagstaff, Arizona, May 1, 1986. 1986
Numerical Modeling Study of Gain and Downward Radiation for Selected FM and VHF-TV Broadcast Antenna Systems. 1985
Population exposure to VHF and UHF broadcast radiation in the United States / 1978
Scintillation, Polarization, and Multipath Effects on VHF Propagation Between Synchronous Satellites and Aircraft. 1970
Utilization of Simple Omnidirectional VHF Antennas on Board of Ships for Satellite Reception by Eliminating the Multipath Effects Through a Diversity System. 1971

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