Monday, April 8, 2013

■ DSC (Digital Selective Calling)

The DSC system is optimised for use in emergency and allows for the name of the vessel in distress,
the nature of distress and the last recorded position to be displayed or printed out on receipt of a distress alert.
DSC receivers sound an alarm whenever a distress call is received, Distress priority ship-to-shore DSC calls
receive priority handling by coast stations and are routed to the nearest Rescue Coordination Center(RCC)

DSC is an acronym meaning Digital Selective Calling. It is a digital distress and general calling system in the VHF channel, MF and HF bands, the Channel and frequencies are CH.70, 2187.5, 4207., 6312.0, 8414.5, 12577.0 and 16804.5khz

The DSC station sends and receives DSC general and distress calls via the radiotelephone.


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