Termination of Radiotelephone Medium Frequency (MF) 2182 kHz Watchkeeping, 2187.5 kHz DSC Guard and 2670 kHz Broadcasts.
Description
Source No. MSIB: 022/13
Download PDFSource
https://www.dco.uscg.mil/Featured-Content/Mariners/Marine-Safety-Information-Bulletins-MSIB/
Keywords
US
USCG
Digital Selective Calling
Global Maritime Distress and Safety System
GMDSS
HF
docket number: USCG-2013-0521