R21 GNSS Receiver Overview The Lianshi R21 supports the L1 frequency from the GPS,GLONASS,BDS constellations.An L1 RTK engine delivers 2 centimeter positions.It is widely used in machine drill application and Ag guidance.

R21 GNSS Receiver Features Multi-satellite system for complex environments; Highly integrated with the GNSS antenna and OEM board; Small size, easy to install. L1 RTK centimeter level position accuracy DataSheet PERFORMANCE Signal Tracking GPS: L1 GLONASS: L1 BDS: B1 SBAS Maximum Data Rate Position: 1Hz, 5Hz, 10Hz Horizontal Position Accuracy (RMS) Single Point L1: 1.5m Code differential GNSS positioning SBAS: 0.5m SBAS: 0.3m (Path to Path) Initialization time: typically<40 seconds Initialization reliability: typically>99.9% Time to First Fix Cold start: <50 seconds Hot start: <35 seconds Signal...