GPS and Electronic Navigation Aids

NASA Marine Instruments - weather, speed, GPS, sailing, distance, depth, Navtex - everything in short.

nke Marine Electronics for digital displays from all your transducers, race and standard data, and an innovative automatic man-overboard device that plots the position of the lost crewman. Gyroscope navigation.

Seiwa Marine Navigation systems. Fish-finder options.

Velocitek have a GPS compass built-in to their race computer