[电] spurious transmitter output extraband

hùn fù fā shè jī shū chū wài dài ㄏㄨㄣˋ ㄈㄨˋ ㄈㄚ ㄕㄜˋ ㄐㄧ ㄕㄨ ㄔㄨ ㄨㄞˋ ㄉㄞˋ