<ul data-eligibleForWebStory="false"><li>Tom has implemented a DIY navigation system on his catamaran, the SeaHorse, using a Raspberry Pi as the back end.</li><li>The Raspberry Pi is housed in a waterproof box with a silicone gasket to protect it from salt water, and the CPU is under-clocked to reduce heat generation and power consumption.</li><li>Tom uses obsolescent phones and a repurposed laptop screen as display surfaces for his navdesk, which provides access to various data including weather forecasts, maps, GPS, depth, and speed over ground.</li><li>The system integrates a software-defined radio and a reprogrammed buoy transmitter to enhance functionalities, with OpenCPN serving as the primary navigational platform.</li></ul>

DIY Navigation System Floats this Boat

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