§  80.957   Principal operating position.

   (a) The principal operating position of the radiotelephone installation
   must be on the bridge, convenient to the conning position.

   (b) When the radiotelephone station is not located on the bridge,
   operational control of the equipment must be provided at the location
   of the radiotelephone station and at the bridge operating position.
   Complete control of the equipment at the bridge operating position must
   be provided.