Quad antenna

A quad antenna is a type of radio antenna frequently used by amateur radio operators. Like a Yagi-Uda antenna ("Yagi"), a quad consists of a driven element and parasitic elements; however in a quad, each of these elements takes the form of a loop, which may be square, round, or some other shape.

单词	Quad antenna
释义	Quad antenna 英语百科 Quad antenna A quad antenna is a type of radio antenna frequently used by amateur radio operators. Like a Yagi-Uda antenna ("Yagi"), a quad consists of a driven element and parasitic elements; however in a quad, each of these elements takes the form of a loop, which may be square, round, or some other shape.
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