: Despite DSC capabilities, mariners must consistently monitor Channel 16 , the primary international hailing and distress channel.
Monitors the current working channel and Channel 16 simultaneously. Navicom Rt 450 Dsc Manual
Note: This feature only works if you have first programmed your unique 9-digit MMSI number into the unit. 2. Basic Navigation & Watch Modes Channel 16 Access: : Despite DSC capabilities