Stonex S900A/S9II Gnss GPS Rtk System Base Station and Rover Stonex S9II Gnss Receiver Cheap Price Rtk

ModelS9IISatellite systemBeidou+GPS+GLONASS+ GalileoTrack featuresChannel1408GPSL1 C/A,L2E,L2C,L5GLONASSL1 C/A, L1P, L2 C/A(GLONASS M), L2PBDSB1,B2GIOVE-AL1 BOC, E5A, E5B, E5AltBOC1GIOVE-BL1 CBOC, E5A, E5B, E5AltBOC1SBASWASS,MSAS,ENGOS,QZSSPerformance indicatorsStatic measurement of      plane precision.±(2.5mm + 1ppm)RMS Static measurement     elevation accuracy.±(5mm + 1ppm)RMSRTK measures plane precision.±(10mm + 1ppm)RMSRTK measures elevation accuracy.±(20mm + 1ppm)RMSSBASPositioning (typical)Plane precision