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Product Name:GR-5
Product Description:With advanced Topcon technologies at the heart of the GR-5 receiver, you can be assured of 24/7 signal coverage and operation for your site teams. Vanguard ensures that you are receiving all signals, all of the time and Fence Antenna® technology makes sure the signals are processed, even in the most adverse of locations.
Year of initial introduction :2010
Height [m]:0.253
Depth [m]:0.158
Width [m]:0.158
Total weight [kg]:1.88
Housing material:Magnesium
Operating power: min. [V]:9
Operating power: max. [V]:21
Typical consumption [W]:4.2
Internal power supply:Dual hot swapable Li-ion batteries: 3900 mAh 7.2 V
External power supply:Use standard charger for external AC or DC power
Operating time with internal power supply [hr]:14
Certifications:FCC; IC; CE
Rechargeable with (auto)battery :Y
Direct car connection cable available :Y
Operating temperature: min. [°C]:-30
Operating temperature: max. [°C]:70
Humidity resistance:95% non-condensing
Water sand and dust proof:IP66
Shock and vibration proof:2 meter pole drop
ROHS compliance:Y
WEEE compliance:Y
No. channels:112
Max. simultaneous tracked channels:112
Tracked satellite signals:GPS L1/L2/L5, GLONASS L1/L2, GALILEO, Beidou (BDS)
SBAS differential signals:WAAS; EGNOS; MSAS L1 code & carrier, QZSS
Type of measurements:Carrier phase (full wavelength); C/A code; P code
Reacqisition time [s]:1
RTK Network Compatibility:Y
MRS functionality:
Horizontal uncertainty 
code: DGNSS/RTC (constant part) [m]:0.25
code: DGNSS/RTC (variable part) [ppm]:
phase: RTK rapid static (constant part) [m]:
phase: RTK rapid static (variable part) [ppm]:
phase: RTK kinematic (constant part) [m]:0.01
phase: RTK kinematic (variable part) [ppm]:1
phase: static post processing (constant part) [m]:0.003
phase: static post processing (variable part) [ppm]:0.5
phase: kinematic post processing (constant part) [m]:
phase: kinematic post processing (variable part) [ppm]:
Initialization time on the fly [s]:1
Range on the fly [km]:50
RTK network solution methods:VRS; FKP; MAC and RTCM
Memory medium :SD / SDHC (removable)
Data capacity [MB]:32768
Type of data (on board recording):TPS; NMEA; RTCM; CMR and BINEX
Data input :2 Keys
Communication: general 
Communication ports:Serial RS-232 and USB
Simultaneous links:Y
PPS Out:
Bluetooth :Y
Communication: links 
Radio modems :Digital UHF; Satel UHF; Topcon FH915+
GSM; UMTS phone modems:HSPA, CDMA, No GSM
CDMA phone modems:CDMA for US
Landline modems:via serial connection
Communication: Protocols 
RTCM standards for differential data:version 2.x; 3.0
CMR standards for differential data:CMR; CMR+
Other formats for differential data:TPS
NMEA output format:version 2.1; 2.2; 2.3; 3.0
other output formats:
L-Band Compatible:
Configuration method :
More information 
Distinguishable features :Hot swappable batteries providing a full day of operation. DGPS Base station optional

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