Quote Originally Posted by OzarkAngler View Post
Does anyone know what these settings are for and what they do? I don't think the manual covers this...

Name:  NEMA Output.jpg
Views: 1130
Size:  50.5 KB

NMEA 0183 is a combined electrical and data specification for communication between marine electronic devices such as echo sounder, sonars, anemometer, gyrocompass, autopilot, GPS receivers and many other types of instruments