Free Frequency Allocations
The electromagnetic spectrum is a vital part of our environment. Measures of radio frequency emissions from natural phenomena enable both practical applications, such as weather predictions and studies of the changing of Earth?s climate here at home, and reveal the physical properties of cosmic sources. The spectrum is therefore a resource to be used wisely now and to be protected for future generations.
280 pages | 8 x 11
!Five nine zero five” Rokas first time operate contest. All Asia SSB contest. Single op. All bands. 7 hours total time ON. 4 hours Saturday and... Read more
Milt Jensen, N5IA, during the 2008 Ducie Island VP6DX DXpedition. Well-known DXer and DXpeditioner Milt Jensen, N5IA, of Virden, New Mexico, died on J... Read more
The BTECH DMR-6X2 is the most versatile dual-band DMR radio available. Designed for both amateur and commercial usage with its large, bright 1.77... Read more
ARRL-initiated efforts for rival parties to reach consensus on some of the issues they raised in the so-called “Symbol Rate” proceeding have ended. In... Read more
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