This up-to-date, comprehensive reference and planner's guide presents an in-depth description of automated HF communications.

Wideband HF. Book jacket.

"This book provides perspectives on radio-frequency circuit and systems design, covering recent topics and developments in the RF area, exploring topics such as

A comprehensive review of global ionospheric research from the polar caps to equatorial regions It's more than a century since scientists first identified the i

The United States must operate successfully in space to help assure its security and economic well being. The Department of the Navy is a major user of space ca