Marine Data

< Maritime

Frequencies

AIS and other data technologies are listed here. AIS 1/2 are 25 wide and AIS 3/4 are 12.5 narrow

FreqToneDescription
161.97500Automatic Identification System 1
162.02500Automatic Identification System 2
157.41250Automatic Identification System 3 - Ship
162.01250Automatic Identification System 4 - Shore