SparkFun RTK Reference Station comes with an accuracy of 1 cm

https://www.electronics-lab.com/sparkfun-rtk-reference-station-comes-with-an-accuracy-of-1-cm/

SparkFun introduces RTK Reference Station, a hardware device for high-precision geolocation, surveying, and time reference. The platform leverages Real Time Kinematics (RTK) to deliver improved positional accuracy. It combines signals from Global Navigation Satellite Systems (GNSS) with a collection data stream to elevate the accuracy of satellite positioning receivers. SparkFun started the RTK series of […]