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Topcon GRS-1 Dual Frequency RTK GNSS Receiver and Field Controller
All-in-one, handheld, dual frequency GNSS Receiver and Field Controller
Topcon’s new GRS-1 (Geodetic Rover System) is the world’s first fully integrated dual constellation networkenabled RTK rover system. It is an all-in-one handheld GNSS receiver and field controller featuring high-speed processor, increased memory, built-in camera and digital compass. Also integrated are an SD memorycard slot, optional internal GSM or CDMA modem, and wireless connectivity via Wireless LAN and Bluetooth®wireless technology.
The GRS-1 achieves three primary and evolutionary goals for a GNSS receiver: small size, minimal weight,and affordability. It provides DGPS capability via an internal L1 antenna, perfect for the GIS and navigationspace. Instantly move to centimeter RTK accurate dual frequency / dual constellation GNSS by simply addinga carbon-fiber pole with Topcon’s PGA-1 external antenna then connect to your local GNSS network via theinternal modem. As an added benefit, the GRS-1 can also be used as a static post processed receiver system.
- Smallest, lightest RTK rover receiver
- 1cm RTK accuracy
- Dual-frequency, 72 channel GPS + GLONASS receiver
- Fastest receiver—100Hz
- Integrated cell phone (GSM, CDMA)
- 806MHz XScale Processor• Bright, touch screen display
- Integrated camera & compass
- Windows®Mobile 6.1 Operating System
- Built-in Bluetooth®wireless technology and Wireless LAN connectivity