Admiralty Digital Radio Signals Volume 2

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.

Positional and timekeeping references to aid the calculation of positions and times worldwide. Coverage includes worldwide listings of radar beacons, VHF radio-direction-finding stations, known AIS Aids to Navigation (AtoN), Radio beacons transmitting DGPS corrections, International radio time signal broadcast details and International standard and daylight saving times and dates.