励れい振しん素そ子し

noun

driven element (antenna)

Technical term in antenna engineering; the part of an antenna that is directly connected to the transmission line and radiates the signal.

• 八や木ぎアンテナでは、励れい振しん素そ子しの長ながさが共きょう振しん周しゅう波は数すうを決きめる。

  In a Yagi antenna, the length of the driven element determines the resonant frequency.