Topcon GRS-1 Hand-held Devices




Topcon GRS-1 Hand-held Devices
RTK GNSS Receiver and Field Controller featuring 226 Channels with Universal Tracking
Topcon Positioning System’s GRS-1 (Geodetic Rover System) is an all-in-one handheld GNSS receiver and field controller featuring Topcon’s exclusive Vanguard chip technology, compass and optional built-in camera. Other features include internal L1 antenna for GIS and navigation uses, internal modem and optional external antenna for GNSS network compatibility, or instantly change to dual constellation for centimeter accuracy RTK. Even use your GRS-1 as a static post-processed receiver solution.
Most importantly, the GRS-1 provides flexibility to fit you and your jobs by providing an SD memory card slot for up to 1GB Flash memory, optional internal GSM or CDMA modem, wireless LAN connectivity, and Bluetooth® wireless technology. The bright, high-contrast touch screen with virtual keyboard makes using Topcon’s MAGNET or Pocket-3D software quick and easy.Features include:
Vanguard chip technology featuring 226 Channels with Universal Channels
Internal GSM or CDMA Cellular Capability
806MHz XScale Processor
Windows Mobile® 6.1 Operating System
2.0 Megapixel Camera (optional)
256MB SDRAM, 1GB Flash
Internal Magnetic Compass
Built-in Bluetooth and Wireless LAN connectivitySpecifications
Number of Channels     72 GPS + Glonass L1/L2, Universal Channels
CORS Beacon     Yes with BR-1
DGPS Accuracy     50cm HRMS
L1, L2 Static Function     H: RMS 3mm + 0.8ppm
V: RMS 4mm + 1.0ppm
Real time RTK Accuracy     H: 10mm + 1.0ppm
V: 15mm + 1.0ppm
Onboard Software     TopSURV
Office Software (post processing)     Topcon Tools™, SurveyMaster
Microprocessor     XScale PXA320
Processor Speed     806MHz
Operating System     Windows® Mobile 6.1
Data Update/Output Rate     1Hz – 100Hz Selectable*
Memory     256MB SDRAM
1GB Flash
USB     Mini Port
Card Slot     SD
GNSS Receiver     GPS + GLONASS
Cellular Capability     Internal GSM or CDMA**
Input/Output     Bluetooth®, USB, Serial, ANT, and Power
Wireless LAN Connectivity     Standard (Internal, 802.11.b)
Magnetic Compass     Internal, 4 degree accuracy
Expansion Connector     Weatherproof Communication Port
Battery Life     5 hrs while in GPS static mode
Battery Type     2500mAh Removable, Li-Ion Rechargeable
Dimensions     7.76” x 3.54” x 1.81” (197 x 90 x 46mm)
Weight     1.5 lbs (0.7kg)
Display     3.7” VGA LCD
Built-in Camera     2.0 Megapixel
Keyboard     3 Key plus Virtual Keyboard
Waterproof     IP66
Drop     1 meter
Operating Temperature     -20° to 50°C
Operating with camera     -10° to 50°C
Storage Temperature     -30° to 60°C


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