Digital Selective Calling or DSC is a standard for sending pre-defined digital messages via the medium frequency (MF), high frequency (HF) and very high frequency (VHF) maritime radio systems. It is a core part of the Global Maritime Distress Safety System (GMDSS).
Read more about Digital Selective Calling: Workings, Distress, Other Priorities, Technical Details
Famous quotes containing the words selective and/or calling:
“The selective memory isn’t selective enough.”
—Blake Morrison (b. 1950)
“Yes.
It’s May 20th and the leaves,
green, green, wearing their masks
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calling out their death wish:
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—Anne Sexton (1928–1974)