AMEC B600W Class B SOTDMA AIS, data multiplexing included
Class B AIS transceivers only became legal in the USA about 13 years ago, but they’ve certainly become valued equipment on many mid-size and larger recreational vessels. The Class B regulations have also improved — when the higher-power, faster-talking SOTDMA transmission protocol became a choice — and many manufacturers added useful features beyond what’s required by the AIS regulations. The AMEC WideLink B600W that I recently installed on Gizmo Junior pretty well illustrates the state of Class B these days, and also includes a rare data multiplexing ability that can improve PC or tablet navigation…