Admiralty List of Radio Signals (ALRS): Vol. 6, Part 1 - United Kingdom & Ireland - Including European Channel Ports (NP286-1), 6th Edition 2025 Admiralty List of Lights and Fog Signals 5 The operating area

5 The operating area

Transportation Subtitle A—Office of the Secretary of Transportation 1   1-99 Subtitle A—Office of the Secretary of Transportation Subtitle B—Other Regulations Relating to Transportation 2 I 100-177 Pipeline and Hazardous Materials Safety Administration

Purpose and Scope

common system for communication at sea

Made in Japan

Admiralty List of Radio Signals (ALRS): Vol. 6, Part 1 - United Kingdom & Ireland - Including European Channel Ports (NP286-1), 6th Edition 2025 Admiralty List of Lights and Fog Signals 5 The operating areaAbout the Admiralty List of Radio Signals (ALRS) The Admiralty List of Radio Signals series provides comprehensive information on all aspects of Maritime Radio Communications. The data is organized into six volumes, some divided into several parts for ease of handling. Each of the six volumes is presented in a user friendly format with full color photographs and diagrams. The contents range from a complete listing of stations handling Maritime Public