By combining backfire principle and focusing mechanism in a single antenna system the backfire feed Cassegrain antenna makes a sm all aperture antenna having the electrical performance of a large Cassegrain antenna.
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美
- 背射饋源卡氏天線(xiàn)將背射原理和聚焦原理綜合于同一個(gè)天線(xiàn)系統之中 ,這就使小口徑天線(xiàn) (與天線(xiàn)波長(cháng)比 )具有大型卡氏天線(xiàn)的電性能。
