Draft Details
The present document states the minimum requirements for equipment to be used for generation, transmission and
reception of Class D Digital Selective Calling (DSC) for shipborne fixed installations.
The present document covers the operator interfaces and operating system for Class D DSC equipment.
Class D DSC is intended be used in the Very High Frequency (VHF) band of the Maritime Mobile Service (MMS), for
distress, urgency and safety communication and general communications using telephony for subsequent
communications.
The present document covers the requirements to be fulfilled by equipment that is either integrated with a transmitter
and/or a receiver or equipment that is a stand-alone DSC terminal.
These requirements include the relevant provisions and the guidelines of the IMO as detailed in IMO Circular
MSC.1/Circ.803 Rev.1 [i.1] for non-SOLAS vessels participating in the GMDSS as well as Commission Decision of
12 August 2013 (2013/638/EU) [i.5].
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