2024年6月10日 · Provides highly accurate heading data for Autopilot, Radar, ARPA, Scanning Sonar, Current Indicator, Chart Plotter, ECDIS and Autopilot. 0.25°rms (with SC-130) Ideal for medium to large vessels navigating in crowded ports and making precise maneuvers, such as berthing. 0.4°rms (with SC-70)