Covering the Americas, Far East and Oceania. 

Helping bridge crews to manage communications and comply with all reporting regulations throughout a voyage. ADMIRALTY List of Radio Signals provides information on all aspects of Maritime Radio Communications. 

Volume 2 (NP282) - Radio Aids to Navigation, Differential GPS (DGPS), Legal Time, Radio Time Signals and Electronic Position Fixing System (Parts 1 & 2), includes radio details for: 

• Listing of VHF Radio Direction-Finding Stations 
  
• Radar Beacons (Racons and Ramarks) 
  
• Known operational Automatic Identification System (AIS) 
  
• Aids to Navigation (AtoN) 
  
• Radio beacons transmitting DGPS corrections 
  
• International Standard and Daylight-Saving Times and Dates 
  
• International Radio Time Signal Broadcast details
  

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