EPOCH 25 GPS System

Selling Topcon GRS-1 – We Buy New Used GRS-1 (‘s) Top Dollar Paid!

Selling Topcon GRS-1 – We Buy New Used GRS-1 (‘s) Top Dollar Paid!

If you’re looking to Sell Topcon GRS-1 GNSS Receiver and Field Controller
All-in-one handheld GNSS receiver and field controller

Topcon continues to enhance GNSS receivers by adding Vanguard TechnologyTM to the already successful GRS-1. The GRS-1 now featuring Vanguard TechnologyTM has 226 GNSS channels that use Universal Tracking Technology for unmatched GNSS signal flexibility and expandability. It is an all-in-one handheld GNSS receiver and field controller with high speed processor, bright sunlight readable screen, and optional internal camera. It is packed with communications as well. Bluetooth®, WiFi, and choice of CDMA or GSM modem.

An improved World’s First
The GRS-1 (Geodetic Rover System) was designed as a world’s first fully integrated dual constellation network ready RTK rover. Now with Vanguard TechnologyTM, it can also receive Galileo signals. It still has DGPS capability with the internal single frequency antenna for use in GIS and navigation applications, add the external antenna and connect to your local GNSS network, or MAGNET Relay base for centimeter accuracy RTK performance.

Buying, Selling, Trading Topcon GRS-1

Versatile for all applications
Use the GRS-1 in various configurations from handheld to network enabled RTK measurement, and grade management. The system can be configured to perform at various levels of accuracy that fit any budget. Choose from centimeter level, sub-decimeter, sub-meter, or DGPS. All of these accuracy configurations can be upgraded by a simple options file purchase. The computer processor and screen are powerful and ready to run all of Topcon’s field applications, MAGNET Field, MAGNET Field Site, Pocket-3D, eGIS, and other partner software.

Packed with Communications
Built-in cellular of either a GSM or CDMA modem is included for connection to network RTK base broadcasts. In addition, the built-in Bluetooth® and Wireless LAN (WiFi) connectivity comes standard. Use in a typical hotspot to stay connected. Now with cloud computing and connectivity the GRS-1 is the perfect solution to connect to Topcon’s SiteLink3D and MAGNET Enterprise. Manage jobsites and project teams by staying connected and collaborating on the same data sets.


226 Channels with Universal Tracking Technology
Internal GNSS Antenna
Internal GSM or CDMA Cellular Modem
Windows Mobile® Operating System
Built-in Bluetooth® and WiFi

If you’re selling your Topcon GRS-1 please fill out form on the right hand side of page.

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Put Money Back into your Pocket

Prevent your equipment from becoming obsolete and Sell now, protect your investment! GSEExchange Buys New and Used Land Surveying Equipment, GPS GNSS, Construction, Archaeology, Asset Management, Survey Equipment, Data Collectors, Total Stations, Spatial Scanner, Grade Control, Mapping Systems, and Lasers & Levels from Leica, TopCon, Trimble, Sokkia, and Spectra.

Topcon GRS-1



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