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单词 Frame aerial
释义

Frame aerial

英语百科

Loop antenna

A shortwave loop antenna
The
A loop antenna for amateur radio under construction

A loop antenna is a radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line (possibly via a balun). Within this physical description there are two very distinct antenna designs: the small loop (or magnetic loop) with a size much smaller than a wavelength, and the much larger resonant loop antenna with a circumference close to the intended wavelength of operation.

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更新时间:2025/6/17 15:10:23