Global Real-time Kinematic (GRTK) positioning module for Auto Pilot.

Centimeter-level accuracy. 

Solutions Overview

GRTK is well suited to a variety of application scenarios that require satellite navigation. Drones, vehicles and boats can utilize GRTK to provide highly accurate positioning and orientation information.


  • UM982 inside
  • NMEA-0183 purely digital data transmission
  • System-wide multi-frequency high-precision positioning
  • GPS, GLONASS, Beidou, Galileo & QZSS
  • Dual antenna high-precision orientation
  • Centimeter-level positioning system
Item Performance
Frequencies BDS B1I/B2I/B3l
GPS L1/L2/L5
Galileo E1/E5a/E5b
Single Point Positioning (RMS) Horizontal:1.5m+1ppm
DGPS (RMS) Horizontal:0.4m
RTK (RMS) Horizontal:0.8cm+1ppm
Heading Accuracy (RMS) 0.1 degree/1 m baseline
Velocity Accuracy (RMS) 0.03 m/s
Time Accuracy (RMS) 20 ns
Time to First Fix (TTFF) Cold start < 30 s
Initialization Time < 5s (typical)
Reacquisition < 1 s
Correction RTCM 3.X
Data Output NMEA-0183
Update Rate 20 Hz
Inertial Navigation Accuracy < 5% of distance travelled during GPS denied conditions
Working Temperature -20℃ to +85℃
Power Supply 5v to 35v
Power Dissipation ~1.5W
Compass inside IST8310
ArduPilot Corporate Partner

Partner of Ardupilot

Stable and reliable open source solution for high-precision auto-pilot.




Intelligent Driving

Smart Agriculture

Surveying and Mapping

Wiki to Get Started

To access more details about our products, please visit our wiki!

Frequently Asked Questions


1. Is Blicube an ArduPilot Partner?

A: Yes, we are an ArduPilot corporate partner. One of the biggest benefits of the partners program is the deep level of technical support that is provided. 

2. Can GRTK rover work with another RTCM base station?

A:Sure, GRTK follows RTCM and NMEA protocol.