X300 Compact NMEA Tester


The X300 Smart NMEA Tester is a sub-compact and ultra-light portable NMEA 0183 reader, complete with built in oscilloscope function.

With the ability to monitor NMEA 0183 data, diagnose signal issues and predict failures due to signal quality the X300 is the world’s first complete NMEA 0183 maintenance tool.

In addition, the NMEA output feature is useful for testing suspect equipment that requires NMEA 0183 data input.



  • Large Clear LCD Display
  • NMEA Input (including AIS) with display of received NMEA data
  • NMEA Output (including AIS) to other Equipment
  • Adjustable BAUD RATE from 300 to 38400
  • Up to a 32GB SD Card Storage
  • Files stored on the SD Card can be viewed on a Standard PC
  • 200/400ppm INPUT and OUTPUT Ports
  • Powered by Rechargeable Batteries
  • Magnetic Strip for convenient mounting
  • Dimension: 91 x 62 x 13 mm, 100g