§ 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]

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