The GRX1 GNSS receiver fully integrates GPS+GLONASS receiver and antenna, digital UHF modem, GSM/GPRS module, Bluetooth® module and detachable battery into a compact and rugged magnesium alloy body. Sokkia GRX1 brings a new level of versatility and flexibility into precision GNSS positioning applications. Whether it’s used for RTK base or rover, for network RTK rover or even as a static receiver, the GRX1 provides unmatched usability and convenience that increases field work efficiency on every job site.
Main Features :
Fully Scalable Architecture
GRX1’s scalable architecture maximizes your return on investment.
It allows you to start with an L1 GPS receiver with a minimal initial cost, which can be upgraded to L1 GPS+GLONASS, to L1/L2 GPS, up to 72-channel L1/L2 GPS+GLONASS receiver at any time you need
72 Channels for GPS + GLONASS + SBAS
● 72 universal channels are available for GPS, GLONASS and SBAS signals tracking.
● Supports GPS L2C signals
Triple Wireless Technologies Inside
Three commonly-used wireless technologies can be integrated into GRX1 receiver.
1) Digital UHF Modem (receiver/transmitter): for RTK base and rover
2) GSM/GPRS Modem: for network RTK
3) Bluetooth Modem: for controller and other PC (Class 1 long-range specifications)
Internal “UHF modem” and “UHF+GSM/GPRS modem” are available as factory options.
Maximum Versatility in RTK Applications
Utilizing full wireless connectivity and the Sokkia-invented voice navigation system, the GRX1 dramatically facilitates the use of both RTK and network RTK technologies.
● Built-in GSM/GPRS modem makes the GRX1 an ideal rover receiver for network RTK positioning.
● The GRX1 can be used for both private RTK base and RTK rover using internal digital UHF modem without any extra device.
● It also supports network RTK where the correction data is broadcasted by UHF radio.
● Voice messages notify the users when RTK is fixed or lost, or other problems occur. This feature dramatically increases work efficiency by eliminating a need for repeated checks with the controller display.
Other Hardware Features
● 22 status LED displays are exceptionally viewable even under bright sunlight.
● Data storage in popular SD cards. Large capacity SDHC cards are also supported.
● IP67 dust-/water protection
● One detachable battery powers the receiver for up to 6 hours in RTK usage with UHF radio communication kept. The BDC58 Li-ion battery is commonly used for Sokkia total stations and digital levels.
Data Collectors
The SHC series data collector incorporates the Spectrum Survey Field software that fully controls the GRX1 receiver with unsurpassed ease and speed.
SHC250
The compact data collector SHC250 features quick and easy operation fully utilizing the latest Windows Mobile® 6.5, high-speed processor and large touch screen display
Hardware Features
● Windows Mobile Version 6.5
● 806MHz XScale processor
● 3.7” VGA touch screen display
● Built-in Bluetooth modem
● IP66 dust-/water protection
SHC2500
The advanced data collector SHC2500 integrates full alphanumeric keyboard and a wide array of features in a rugged waterproof body
● Windows CE.NET 5.0
● 624MHz XScale processor
● 3.5” QVGA touch screen display
● Built-in Bluetooth modem
● IP67 dust-/water protection
● 5MP digital camera
Software
Spectrum Survey series software is tailored to use with Sokkia GPS/GNSS receivers in both field and office works.
Spectrum Survey Field
● Leveraging a large graphical display, the Spectrum Survey Field provides easy-to-use intuitive user interface that minimizes the learning curve.
● Maximizes the productivity in all kinds of GPS/GNSS surveying, construction setting out and GIS data collection tasks.
● Easily handles multiple surveying instruments using individual configuration files stored for each instrument.
● Superior data management and exchange capability in numerous file formats
Spectrum Survey Office Comprehensive GPS/GNSS office software.
● The Spectrum Survey Office offers all necessary functionality for GPS/GNSS surveying.
● Tool bars, reports and views can be easily customized for your specific needs.
● Data export in all industry-standard formats.
Sokkia GRX1 Brochure
Sokkia GRX1 Manual
Source : https://www.sokkia.com.sg