Admiralty List of Radio Signals Vol. 3 Part 1, 2020 Edition Part 1 Maritime information services - Europe, Africa and Asia (ex-Far East)

Admiralty List of Radio Signals (ALRS) provides a comprehensive source of information on all aspects of Maritime Radio Communications. The purpose if this Volume is to provide information on the following topics: Maritime Weather Services, Maritime Safety Information Broadcasts, Worldwide NAVTEX and SafetyNET Information, Submarine and Gunnery Warning Details, Radio-Facsimile Stations, Frequencies and Index of Map Areas.