Sokkia GRX3 GNSS Receiver

Sokkia GRX3 GNSS Receiver

This fully integrated all-in-view constellation RTK GNSS receiver brings a new level of versatility and flexibility into your precisionpositioning applications. The Sokkia GRX3 provides unmatched usability and versatility that’s sure to enhance your productivity. And like all Sokkia products, you can customize it to meet your needs and create your own workflows.

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Innovative GNSS Receiver – Positioning made easy


• Sokkia Tilt Technology
• L Band Ready Technology
• 226 Universal Tracking Channels™ covering all modernized signals
• Integrated 400MHz UHF and SiteComm™ Radios
• RTK and static survey operations
• Fusion Positioning™ technology automated workflow
• Standard RTK and Network RTK
• IP67 rated

Sokkia Tilt Technology

The Sokkia GRX3 incorporates a revolutionary 9-axis inertial measurement unit (IMU) and an ultra-compact 3-axis eCompass. This advanced technology compensates for mis-leveled field measurements out of plumb by as much as 15 degrees. Awkward shots on steep slopes or hard to reach spots are now a breeze with tilt technology.

Open Architecture

The Sokkia GRX3 architecture is designed so that third parties can write their own applications.

All Constellation Support

Featuring 226 Universal Tracking Channels with Universal Tracking Technology, the GRX3 has you covered. With programmable channels for tracking available signals, the GRX3 supports all modernized signals.

Multiple Wireless Technologies

The most commonly used wireless technologies can be integrated into the  GRX3 receiver. Digital UHF, Network RTK and SiteComm™.

Maximum Versatility

Utilising full wireless connectivity and no voice feedback, the GRX3 enables the use of both RTK and network RTK technologies. It can be operated as both a private RTK base and RTK rover using the internal digital UHF.

Stay in Control

This Gnss Receiver includes built-in internal Bluetooth® capability that allows you to choose your field controller model and software. Whether it is a small palm-sized screen device, a larger screen handheld, or even a field laptop, the GRX3 is ready to connect.

Ready for the field

The Sokkia GRX3’s magnesium alloy body can handle even the toughest job site conditions. It’s compact, watertight, and rugged with IP67 rated dust and water protection.


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