Interfacing to latest Garmin echoMAP 40/50/70/90S

The latest Garmin echoMAP 40S, 50S, 70S and 90S units all have at least one NMEA0183 port that our Sonar Server can be connected to. The smaller 40S range and latest 90S range only have one NMEA0183 Port but the 50S and 70S ranges have two ports. Some of the …

Continue reading