Tag Archives :Class A
Class A AIS VS. Class B AIS
- Jun 06,2022
- Leeric
- 0 Comments
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Class A AIS transponders (SOLAS Compliant) operate using Self-Organizing TDMA (SOTDMA) broadcast mode and transmit at a power level of 12.5 watts. Dynamic information is transmitted every 2 to 10 seconds while underway and every 3 minutes while at anchor. Static and voyage related information, such as the vessel’s name and cargo, are transmitted every 6 minutes. Class A AIS transponders are required to have a DSC (156.525 MHz) receiver, external GPS, heading ...