Module 8 - Digital Selective Calling
MMSI
The Maritime Mobile Service Identity is the digital identity used by DSC equipment. It must be programmed correctly and match the licensed radio arrangement.
Treat MMSI digits like a telephone number at sea: one wrong digit can call the wrong station.
- Digital radio identity
- Must be programmed correctly
- Read digits carefully
Continue studying Digital Selective Calling
This public lesson is part of Revision Module 8. Full revision access adds the guided Learn, Practise and Test flow, flashcards and revision progress.