Gemeco Analog to NMEA Speed/Temp Converter - Special Order - GEM-NMEA-BOXGemeco Analog to NMEA Speed/Temp Converter - Special Order - GEM-NMEA-BOX
Analog to NMEA Speed/Temp Converter, MFG# NMEA-BOX, accepts an analog speed/temp input and converts it to NMEA 0183 that can be sent to any NMEA capable instrument.