Champion HC3, Quick Start Manual

Page: 43 / 44

42
Parameter Specification
Receiver
Type 72 channel u-blox M8 engine
GPS L1C/A, GLONASS L1OF, BeiDou B1I
GPS &
GLONASS
GPS &
BeiDou
GPS
Time-To-
First-Fix
1
Cold Start 26 s 28 s 29 s
Hot Start 1 s 1 s 1 s
Sensitivity
2
Reacquisition -160 dBm -160 dBm -160 dBm
Cold Start -148 dBm -148 dBm -148 dBm
Hot Start -157 dBm -157 dBm -157 dBm
Convergence
Time
3
RTK 2 min
4
2 min
4
3.5 min
4
Horizontal
Position
Accuracy Standalone
5
2.5 m CEP
RTK
3, 6
0.025 m + 1 ppm CEP
Table 1: NEO-M8P performance in different GNSS modes (default:
concurrent reception of GPS and GLONASS)
__________________________________
1
All satellites at -130 dBm
2
Demonstrated with a good external LNA
3
Depends on atmospheric conditions, baseline length, GNSS antenna,
multipath conditions, satellite visibility and geometry
4
Measured with 1 km baseline, patch antennas with ground planes;
GPS+BeiDou measured in Singapore
5
Circular Error Probability (CEP), 50%, 24 hours static, -130 dBm,
> 6 SVs
6
ppm limited to baselines up to 10 km