The Northstar 957 Navigator is a chart plotter with a built-in 12-channel WAAS Differential GPS. The 957 uses Navionics chart data in conjunction with features including course-up, instantaneous panning and zooming, and tide information. The waterproof unit has backlit controls and a 10.25" diagonal color LCD that offers split-screen capability and direct-sunlight viewing. The 957 offers a choice of color palette as well as a video-in port. The Navigator stores up to 1,000 waypoints and 500 routes, follows stored routes forward or backward and saves the current position. Options include an echo sounder and handheld remote control. The retail price for the 957 Navigator starts at $5,995. Northstar Technologies, Inc., Acton, MA; (800) 628-4487; http://www.northstarcmc.com.