ADMIRALTY Digital Radio Signals aids ongoing safety, security and compliance by helping bridge crews to manage communications and meet reporting regulations.

Part of the ADMIRALTY Digital Publication (ADP) range, each ADRS volume contains all the detail of its paper equivalents, with the added convenience of fast, accurate weekly updates and simple searching of information. These important features can save bridge crews time and reduce the risk of human error.

Sold separately, the ADRS range includes:

ADMIRALTY Digital Radio Signals Volumes 1, 3, 4, 5 (ADRS 1, 3, 4, 5) – radio communication details for Maritime Radio and Meteorological Observation Stations, Maritime Safety Information Services and GMDSS.

ADMIRALTY Digital Radio Signals Volume 2 (ADRS 2) – a range of compliant, digital positional and time keeping references that aid the calculations of positions and times worldwide.

ADMIRALTY Radio Signals Volume 6 (ADRS 6) – essential information for 3,600 service locations worldwide, including detailed pilot, Vessel Traffic Service (VTS) and port information.

You can buy individual Radio Signal areas below. However, if you already subscribe to Radio Signals with us, and want to renew your subscription or buy additional areas, please contact our sales department on +44 1472 361137 or email

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