2019 SARA Executive Officers
OXB Special Install
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New Radio Gear For Some SARA Members!
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Antennas

Antennas

Posted On: March 1, 2014 in: special_interests

An antenna (or aerial) is an electrical device which converts electric power into radio waves, and vice versa.[1] It is usually used with a radio transmitter or radio receiver. In transmission, a radio transmitter supplies an electric current oscillating at radio frequency (i.e. high frequency AC) to the antenna’s terminals, and the antenna radiates the […]