Appendix 3: Technical Specifications
GNNS module specifications (*):
Channels: 120
Satellite signals tracked:
GPS: Simultaneous L1, L2, L2C.
GLONASS: Simultaneous L1, L2.
GALILEO: E1.
GIOVE-A, GIOVE-B: test.
COMPASS: reserved
SBAS.
Horizontal Position Accuracy (RMS)
- Single Point L1 1.5 m
- Single Point L1/L2 1.2 m
- SBAS 0.6 m
- DGPS 0.4 m
- RT-20 0.2 m
- RT-2
TM
1 cm+1 ppm
- Initialization time < 10 s
- Initialization reliability > 99.9%
Data Rate
- Measurements up to 50 Hz
- Position up to 50 Hz