Chongqing, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Industrial Equipment & Components, Instruments & Meters
Management System Certification:
ISO 9001
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
Average Lead Time:
Peak season lead time: within 15 workdays
Off season lead time: within 15 workdays
Sample Available
Russian Speaker

Total Station, Laser Level, Measuring Instruments manufacturer / supplier in China, offering Qstar 8 GPS Network Dgps for Survey Dual Frequency GPS+ Gnss Positioning, Seismic Refraction Survey Equipment Digital Seismograph with Seismic Geophone and Seismic Cable, 300m, 500m, 1000m, 3000m Borehole Gamma Ray Logging Instrument, Caliper Logger, Water Well Log Equipment for Hot Sale and so on.

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Supplier Homepage Products Geological equipment Others Geological equipment Qstar 8 GPS Network Dgps for Survey Dual Frequency GPS+ Gnss Positioning

Qstar 8 GPS Network Dgps for Survey Dual Frequency GPS+ Gnss Positioning

Min. Order / Reference FOB Price
1 Piece US $0.01/ Piece
Port: Chongqing, China
Production Capacity: 1000 PCS Per Month
Payment Terms: L/C, T/T, Western Union
Accuracy: 2mm
Vertical Lines: 1
Horizontal Line: 1
Magnification: 30X
Field of View: 1/30′
Shortest Focus Distance: 1.5m

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Basic Info.

Model NO.
Minimum Reading
Angle Accuracy
Single Prism
Accuracy (Fine/Coarse/Tracking)
Transport Package
Carton Box
HS Code
Qstar 8 GPS Network Dgps for Survey Dual frequency GPS+ GNSS positioning 
Qstar 8 GPS Network Dgps for Survey Dual Frequency GPS+ Gnss Positioning

Qstar8 brings the essential functionality for high accuracy GIS data collection in one device. It is also the most cost-effective high accuracy network RTK rover.
Qstar 8 GPS Network Dgps for Survey Dual Frequency GPS+ Gnss Positioning


Microsoft Windows Mobile 6.5                                
806MHZ high-speed CPU            
256M RAM, 8G flash memory

 Higher accuracy
Advanced PPP technology

1.5M anti-drop, IP67
Integrated elaborate double color model

 Main features

5 million pixel auto focus camera 
Accurate centering mode                     
Integrated high accuracy G-sensor, Centering GNSS antenna phase center accurately 
Electronically level GNSS antenna

 Multiple wireless communication modes             
Integrated 3G communication function, Supports all 3G communication systems

Integrated Bluetooth, WIFI, USB communication , Makes wirelessly assist telemeter &detecting instrument etc. to work synchronously.


GNSS positioning technology                                
With reliable GPS+GNSS positioning technology, you can work normally even under hard environmental conditions.
Support COMPASS satellite navigation system.
Advanced PPP technology realizehigher accuracy even just adopt single point positioning.

 3.7 inch QVGA TFT, resolution: 640×480   8800mAh Li-ion battery, over 12 hours' continuous work

Qstar 8
The most portable handheld RTK 
Centimeter level high accuracy 
Dual frequency GPS+ GNSS positioning 
Meet your surveying requirements even under hard environmental conditions and most extreme weather conditions

Qstar 6
Sub-meter level accuracy
Flexible operation mode
GPS+ GNSS positioning

Qstar 5
Meters level high accuracy 
Receive SBAS to get high accuracy within 1M
Bluetooth & WIFI realize Wireless Collaborative Operation

Technical Parameters
Measurments120 Channels
Proven NovAtel GNSS technology
Multipath mitigating technology
Auxiliary strobe signals, including a configurable output for time synchronization and mark inputs
Satellite signals tracked simultaneouslyGPS: L1, L2, L2C
Galileo: E1
Position PerformanceStatic and Fast Static GNSS surveyingHorizontal: 2.5mm+0.5ppm RMS
Vertical: 5mm+0.5ppm RMS
(PPK / Stop & Go) GNSS surveyingHorizontal: 1cm+1ppm RMS
Vertical: 2.5cm+1ppm RMS
Initialization time: typically 10 minutes for base while 5 minutes for rover
Initialization reliability: typically > 99.9%
Real-time Kinematic (RTK) surveyingHorizontal: 10mm+1ppm RMS
Vertical: 20mm+1ppm RMS
Initialization time: typically < 10 seconds
Initialization reliability: typically > 99.9%
Code Differential GNSS positioningHorizontal: 25cm+1ppm RMS
Vertical: 50cm+1ppm RMS
SBAS: 0.60m Horizontal
HardwarePhysicalDimensions (w x H): 16.5 cm x 10.5 cm (6.50 in x 4.13 in)
Weight: 1.75kg (3.86lb) with internal battery, internal radio, standard UHF antenna
Operating temperature: -45ºCto +65ºC (-49ºF to +149ºF)
Storage temperature: -55ºC to +85ºC (-67ºF to +185ºF)
Humidity: 100%, considering
Water/dustproof: IP67 dustproof, protected from temporary immersion to depth of 1m (3.28ft).
Shock and Vibration: Designed to survive a 2m (6.56ft) natural fall onto concrete.
Display: 128×64 resolution, 1.54 inch OLED screen
ElectricalPower 6V to 28V DC external power input
Power consumption 2.5W
Automatic Switching between internal power and external power
Rechargeable, removable 7.4V, 4400mAh Lithium-Ion battery in internal battery compartment
Internal battery lifeStatic 13 - 15 hours
RTK Rover (UHF/GPRS) 10 - 12 hours
RTK Base 8 - 10 hours
I/O interface1 x Bluetooth
1 x standard USB2.0 port
2 x RS232 serial port
Communication and Data StorageGPRS/GSMFully integrated, fully sealed internal GPRS/GSM
Network RTK (via CORS) range 20-50km
HI-TARGET internal UHF radio (standard)Frequency: 460 MHz with 116 channels
Transmitting Power: 0.1W, 1W, 2W adjustable
Transmitting Speed: Up to 19.2Kbps
Working range: 3~5Km typical, 8~10km optimal
HI-TARGET External UHF radio (standard)Frequency: 460 MHz with 116 channels
Transmitting Power: 5W, 10W, 20W, 30W adjustable
Transmitting Speed: Up to 19.2Kbps
Working Range: 8~10Km typical, 15~20km optimal
Support other external communication deviceFor example, external GSM modem.
Data storage64MB internal memory
Data formats(1Hz positioning output, up to 50 Hz - depends on installed option)
CMR: CMR+, CMR input and output
RTCM: RTCM 2.1, 2.3, 3.0, 3.1 input and output
Navigationoutputs: NMEA-0183, NovAtel ASCII and Binary logs

Qstar 8 GPS Network Dgps for Survey Dual Frequency GPS+ Gnss Positioning

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