GS25 Antenna with built-in rate compass. 10 Hz position update rate.
Built-in rate compass is perfect for providing heading data for Radar Chart Overlay and for orienting charts in Head-Up Mode.
Note: This heading sensor is not recommended for MARPA or Autopilot control! Please use the Precision 9 for this.
Simrad's GS25 GPS antenna is the ideal GPS for any navigator that requires extremely accurate and rapid vessel position and speed updates.