China 220channels Cheap Ht V90 / A90 GPS Rtk Receiver GPS Survey Equipment Dual Frequency Land Surveying Gnss Rtk Receiver Dgps, Find details about China GPS Receiver, Gnss from 220channels Cheap Ht V90 / A90 GPS Rtk Receiver GPS Survey Equipment Dual Frequency Land Surveying Gnss Rtk Receiver Dgps
With a hi-tech, fully integrated design, the conveniently sized V90 is one of the most flexible choices for any measuring task. Built-in Linux operating system, pre-loaded multiple smart applications such as tilt surveying, electronic bubble calibration, NFC , V90 GNSS system provides surveyor industry-leading GNSS solutions.
Hardware Configuration | OS: Android 10 |
Processer: 2.0GHz, 8 core | |
Storage: RAM 2G, ROM 16GB (up to 128GB extension TF card) | |
Display: 3.7'', 640 x 480, sunlight readable with touch screen | |
Camera: 8MP, tag available | |
Sensors: G-sensor, E-compass, barometer,light-feld sensor, gyro | |
Communication | Cellular mode: Dual SIM card, dual stand-by |
Cellular network: 4G TDD-LTE, FDD-LTE,WCDMA, GPRS | |
Wi-Fi: IEEE 802.11b/g/n, 2.4GHz/5GHz | |
Bluetooth: V2.0/4.0 | |
USB: Type-C, supports OTG NFC | |
Physical | Weight: 440g(within battery) |
Size: 208mm*83mm*24mm | |
Temperature: -20ºC ~ +55ºC(Operating); | |
-30ºC~ +65ºC(Storage) | |
Free-fall: 1.2m | |
Water/Dustpoof: IP67 | |
GNSS Features | GNSS: GPS, GLONASS, AGPS, 20 channels |
Update rate: 1Hz | |
Power Supply | Battery: Removable 3.7V lithium battery,5200mAh |
Duration: 15 hours |
V90 specification | |
Channels | 220 Channels |
Satelite Tracked | GPS:L1, L2C/L2P, L5 |
BeiDou:B1, B2, B3 | |
GLONASS: L1C/L1P, L2C/L2P | |
Galileo:E1 , E5A, E5B, E5AltBOC,E6 | |
QZSS:WAAS,MSAS,GAGAN,IRNSS | |
SBAS: L1C/A, L5 | |
Static and Fast static Gnss Surveying | |
Horizontal | 2.5mm+0.5ppm RMS |
Vertical | 5mm+0.5ppm RMS |
Post Processing Kinematic (PPK / Stop & Go ) GNSS Surveying | |
Horizontal | 1mm+1ppm RMS |
Vertical | 2.5mm+1ppm RMS |
Initialization time | Typically 10 minutes for base while 5 minutes for rover |
Initialization reliability | typically > 99.9% |
High-precision static GNSS Surveying | |
Horizontal | 2.5mm + 0.5ppm RMS |
Vertical | 5mm + 0.5ppm RMS |
Code Differential GNSS Positionnig | |
Horizontal | 25cm+1ppm RMS |
Vertical | 50cm+1ppm RMS |
SBAS | |
Positioning accuracy | 0.50m Horizontal, 0.85m Vertical |
Real Time Kinematic (RTK) | |
Single Base | Horizonta:8mm+1ppm RMS |
Vertica:15mm+1ppm RMS | |
Network RTK | Horizonta:8mm+0.5ppm RMS |
Vertical:15mm+0.5ppm RMS | |
Initialization time:Typically 2-10s | |
Initialization reliability:Typically > 99.9% | |
Communication | |
Internal UHF Radio | Frequency: 403-473MHz |
Channels:116 (16 adjustable) | |
Transmitting power:2W | |
Working Range:3-5km typical, 8-10km optimal | |
HI-TARGET External UHF Radio(Standard) | Frequency: 403-473MHz |
Transmitting speed:Up to 19.2Kbps | |
Channels:116 (16 adjustable) | |
5W,10W,20W,30W adjustable | |
Working Range:8~10km typical,15~20km optimal | |
Physical | |
Dimensions(W×H) | 153mm×83mm(6.02inch×3.27inch) |
Weight | 950g(2.09(b)without internal battery |
Shock and vibration | Designed to survive a 3m(9.84ft) natural fall onto concrete |
Water/Dustproof | IP67 |
Humidity | 100% condensing |
Operation temperature | -45ºC~+75ºC |
Storage temperature | -55ºC~+85ºC |
Bluetooth | 2.1 |
NFC | NFC flash even |
A serial port | RS232 serial port |
Energy consumption and working hours | |
Electrical | Power 6V to 28V DC external power input |
Power consumption≤3.5W | |
Automatic switching between internal power and external power rechargeable,removable 7.4V,5000mAh Lithium-ion battery in internal battery compartment | |
Internal Battery Life | Static more than 10 hours |
RTK rover (UHF/GPRS/3G)6-10 hours | |
RTK base more than 6 hours |