| A15 technical parameters |
| Station difference | Support Hi-RTP Star-based enhancement service (Support L-Band) | |
| GNSS configuration | Number of channels: 660 |
| BDS:B1I,B2I,B3I,B1C,B2a |
| GPS:L1,L2,L5 |
| GLONASS: L1, L2 |
| GALILIEO: E1, E5a, E5b |
| SBAS: Support |
| QZSS:L1,L2,L5 |
| Output format | ASCII: NMEA-0183, binary code |
| Positioning output frequency | 1Hz~20Hz |
| Static data format | GNS, Rinex dual format static data |
| Difference format | CMR, RTCM2.X, RTCM3.0, RTCM3.2 |
| Network mode | VRS, FKP, MAC; support NTRIP protocol |
| System Configuration | operating system | Linux operating system |
| Start Time | 3 seconds |
| data storage | Built-in 8GB ROM, supports automatic storage of static data |
| Accuracy and reliability [1] | RTK positioning accuracy | Plane: ±(8+1×10-6D) mm (D is the distance between the measured points) |
| Elevation: ±(15+1×10-6D) mm (D is the distance between the measured points) |
| Static positioning accuracy | Plane: ±(2.5+0.5×10-6D) mm (D is the distance between the measured points) |
| Elevation: ±(5+0.5×10-6D) mm (D is the distance between the measured points) |
| DGPS positioning accuracy | Plane accuracy: ±0.25m+1ppm; elevation accuracy: ±0.50m+1ppm |
| SBAS positioning accuracy | 0.5m |
| Initialization time | <10 seconds |
| Initialization reliability | >99.99% |
| Communication unit | I/O port | 5-core port, USB Type C port, SMA port, Nano SIM card slot |
| Built-in 4G network communication | Built-in eSIM4 card, including 3 years Internet access fee, you can connect to the Internet after power on |
| WiFi communication | 802.11 a/b/g/n access point and client mode, can provide WiFi hotspot service |
| blue tooth communication | blue tooth® 4.2/2.1+EDR, 2.4GHz |
| Built-in radio | Built-in transceiver station: |
| Power: 0.5W/1W/2W adjustable |
| Frequency band: 410MHz~470MHz |
| Protocol: HI-TARGET, TRIMTALK450S, TRIMMARKⅢ, TRANSEOT |
| Number of channels: 116 (16 of which can be configured) |
| Communication unit | External radio station | HDL460A full-protocol plug-in radio | |
| Power | 10W30W adjustable | |
| Frequency band | 403 to 473MHz | |
| Protocol | HI-TARGET, TRIMTALK450S, TRIMMARKⅢ,
TRANSEOT, SOUTH, CHC, SATEL | |
| Transmission rate | 19.2kbps/9.6kbps adjustable | |
| Channel | 116 (16 of which are configurable) | |
| sensor | Electronic bubble | Realize smart alignment |
| Tilt measurement | Built-in high-precision inertial navigation, automatic attitude compensation, 8mm+0.7mm/°tilt (accuracy within 30°<2.5cm) |
| User Interface | button | A power button |
| LED indicator light | Satellite lights, signal lights, power lights |
| WEB UI | Built-in WEB page to realize receiver setting and status check | |
| Function application | Advanced Features | OTG function, NFC IGRS, WebUI interaction, U disk firmware upgrade |
| Smart application | Smart base station, smart voice, function self-check, smart CORS |
| Remote Service | News push, online upgrade, remote control |
| cloud service | Equipment management, location services, collaborative operations, data analysis |
| Physical characteristics | Host battery | Built-in high-capacity lithium battery 6800mAh/7.4V, network mobile station working time is more than 10 hours[2] |
| External power supply | Support USB port charging and external power supply |
| size | Φ156mmx77mm |
| weight | ≤1.2kg(include battery) |
| Power consumption | 4.2W |
| material | The shell is made of magnesium alloy material |
| | Support fast charging | Support USB PD3.0 super fast charging, charging time ≤3.5 hours. Support charging bank | |
| Environmental characteristics | Dustproof and waterproof | IP68 |
| Anti-fall | Resistance to natural drop of 2m high measuring rod |
| Relative humidity | 100% non-condensing |
| Operating temperature | -30℃~+70℃ |
| storage temperature | -40℃~+80℃ |
