ROBERT HUNSUCKER is Professor Emeritus at the University of Alaska, Fairbanks and an Adjunct Professor at Oregon Institute of Technology in Klamath Falls, Oregon. His considerable research experience in high and midlatitude radio wave propagation and ionospheric studies using radio techniques was gained at the Geophysical Institute and Electrical Engineering Department of the University of Alaska, the Institute for Telecommunications (Boulder, Colorado Labs), the Bell Labs (Murray Hill, New Jersey) and as a Consultant. He has published over 100 papers and one book: Radio Techniques for Probing...