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§80.874 VHF radiotelephone receiver.
(a) The receiver used for providing the watch for navaigational safety required by §80.313 must be certificated by the Commission and capable of effective reception of G3E emission on the frequencies required by §80.871(d) when connected to the antenna specified in §80.876.
(b) The receiver must have a usable sensitivity of 0.5 microvolts.
(c) The receiver must deliver adequate audio output power to be heard in the ambient noise level likely to be expected on board ships with a loudspeaker and/or a telephone handset.
(d) In the simplex mode when the transmitter is activated the receiver output must be muted.
[51 FR 31213, Sept. 2, 1986, as amended at 63 FR 36607, July 7, 1998]