Termination of Radiotelephone Medium Frequency (MF) 2182 kHz Watchkeeping, 2187.5 kHz DSC Guard and 2670 kHz Broadcasts.

Bulletin #MSIB: 022/13 | July 15, 2013 | US Coast Guard | Safety Notice | Views: 24

https://www.dco.uscg.mil/Featured-Content/Mariners/Marine-Safety-Information-Bulletins-MSIB/

US USCG Digital Selective Calling Global Maritime Distress and Safety System GMDSS HF docket number: USCG-2013-0521