The U.S. Boating Charts with Tides & Currents DVD includes Maptech's "Offshore Navigator Lite" GPS positioning software. Offshore Navigator Lite's GPS features include:
Real-Time Positioning
Connect a USB GPS to your PC to see your position right on the chart. As you move the vessel icon moves.
Data Windows display key GPS data such as Lat/Lon, COG, and SOG. They also instantly calculate course information such as Cross-Track Error and Range and Bearing to the next waypoint.
Transfer Waypoints from PC to GPS
Transfer waypoints directly from your PC into popular GPS receivers. Say goodbye to the task of keying waypoints in one by one. View GPS Compatibility List