SOKKIA GRX3 GNSS Receiver

Exceptional Versatility in a compact design

The Sokkia GRX3 is smaller, lighter, and packed with the most advanced GNSS technology in a design built to withstand the harshest field environments.  All signals, all satellites and all constellations —  in a compact, rugged design, with an integrated IMU and eCompass.

Sokkia Tilt Technology

Incorporates a revolutionary 9-axis inertial measurement unit (IMU) and ultra-compact eCompass, which compensate for mis-leveling up to 15 degrees.

  • Sokkia Tilt Technology 
  • L Band Ready Technology
  • 226 Universal Tracking Channels (GPS, GLONASS, Galileo, BeiDou, IRNSS, QZSS, SBAS)
  • Integrated 400 MHz UHF and SiteCom™ radios
  • Fusion Positioning™ technology
Number of Universal Tracking Channels226 UTC technology
Tracked SignalsGPS L1 C/A, L1C, L2P(Y), L2C, L5
GLONASS L1 C/A, L1P, L2 C/A, L2P, L3C
BeiDou B1, B2
Galileo E1,E5a, E5b, Alt-BOC
SBAS L1 C/A, L5 WAAS/MSAS/EGNOS/GAGAN
QZSS L1 C/A, L1C, L1-SAIF, L2C, L5
Static/Fast StaticH: 3 mm + 0.4 ppm
V: 5 mm + 0.5 ppm*
MemoryInternal Non-removable 8 GB
RadioBuilt-in 425-470 MHz UHF radio
Dust/Water ProtectionIP67
Dimensions150 x 100 x 150 mm (w x h x d)
Operating TimeRX mode -10hr, TX mode 1W – 6hr

Full specifications in brochure.

* Under nominal observing conditions and strict processing methods, including use of dual frequency GPS, precise ephemerides, calm ionospheric conditions, approved antenna calibration, unobstructed visibility above 10 degrees and an observation duration of at least 3 hours (dependent on baseline length).

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