問題詳情

163. 發射型式所需頻寬,由窄至寬依序為何?
(A) RTTY, CW, SSB voice, FM voice
(B) CW, FM voice, RTTY, SSB voice
(C) CW, RTTY, SSB voice, FM voice
(D) CW, SSB voice, RTTY, FM voice

參考答案

答案:C
難度:非常困難0
統計:A(0),B(0),C(0),D(0),E(0)