This advanced unit is based on it's popular GP30 predecessor. It provides accurate and reliable position fixing, thanks to
a super sensitive, 12-channel GPS receiver. Furuno's GP31 is also DGPS ready and can be linked with an external DGPS receiver. It operates with a compact GPS antenna.
The unit has a waterproof display and is built to stand up to tough marine conditions. This durable casing houses an impressive memory,
capable of storing up to 1,000 points of ship's track, 950 points for marks and waypoints, and 50 routes of up to 30 waypoints each. Vital navigation data is presented on a 4.5-inch diagonal LCD screen with adjustable brilliance. Innovative graphic displays include
Nav, Highway, Steering, Track Plotting, and two new operator programmable modes, all being extremely easy to use.
The GP31, like all Furuno nav receivers, feature Furuno's NMEA0183 programmable interface system for feeding highly accurate nav data to your Furuno radar, chart plotter, autopilot or sounder. It even includes an on-line wiring diagram to ensure