Maritime Mobile Service Identity

How do I use VHF-DSC?

DSC radios can be used exactly like the traditional marine units, but with additional benefits:

  • pushbutton distress calling
  • undesignated distress calling
  • designated distress calling, such as fire, sinking, etc.
  • pushbutton hailing
  • group calling.
USPS offersThe Boatowner's Guide to GMDSS and Marine Radio, a guide to the application and use of GMDSS systems. This text is written for the recreational boater and is available through International Marine / McGraw-Hill publishers