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CHC Navigation i80 GNSS Receiver

The i80 GNSS is a versatile GNSS receiver designed for high accuracy and productivity surveying. Powered by field-proven 220 channels full-GNSS core engine, the i80 GNSS provides outstanding solution to any surveying jobs. The i80 integrates the seven most common RTK base and rover work modes, UHF and NTRIP network as well as GNSS raw data collection. Highly integrated, innovative dual hot-swappable batteries and high-resolution LCD display make the i80 the perfect choice for demanding survey applications.



GNSS Characteristics
220 channels GPS: L1C/A,L1C,L2C, L2E, L5
Galileo: E1, E5A, E5B (test)
Beidou: B1, B2
Advanced multipath mitigation


Low noise carrier phase measurement  
Performance Specifications (1)
Real Time Kinematics (RTK) Horizontal: 8mm+0.5ppmRMS
Vertical: 15mm+0.5ppm RMS
Initialization time: typically<10s
Initialization reliability: typically >99.9%
Post Processing Static  Horizontal: 2.5mm+0.5ppm RMS
Vertical: 5mm+0.5ppm RMS
Code differential accuracy  Horizontal: 25cm+1ppm RMS
Vertical: 50cm+1ppm RMS
Bluetooth, NFC  x1
Integrated GSM/GPRS or 3G modem, SIM card slot  x1
DC power input USB data download(7pins)


TNC antenna connector  x1
DC power intput and  data output port(7pins)  x1
CHC internal UHFradio(Standard) 450-470 Mhz, work distance: 5km
Protocol: CHC
Internal Satel UHF radio(optional) 410-470 Mhz, work distance:27km
Protocol: CHC, TT450S, Transparent
Data Protocols RTCM2.1, RTCM2.3, RTCM3.0, 
CMR, CMR+ input and output
NMEA0183 outputs  
RINEX and ZHD outputs for GNSS raw data
Data Storage 32GB internal memory+8GB internal Micro storage card
Record HCN and Rinex format simultaneously
Dimension (WXH) 124mm×135 mm 
Weight less than 1Kg with battery 
Working Temperature -45 °C − +75°C (-49 °F − 149°F)
Storage Temperature -50 °C − +80°C (-67 °F − 185°F)
Humidity 100% condensation
Dustproof IP68
Waterproof IP68
Shock IK08
Typical power consumption 3.2 W
Battery capacity 7.4v, 3200 mAh, two battery
Operating times on internal battery Up to 15 hours typical
External power input 9-36 V DC
Tilt sensor  Support tilt survey
Ebuble  Enable automatical survey, while receiver levelled
Temperature sensor  sense and adapt device temperature