ICR-3231
7.5
Technical parameters of GNSS
GNSS specifications
Antenna
50
Ω
– active
Protocols
NMEA 0183
GNSS Systems
GPS, GLONASS, BeiDou, Galileo, QZSS
Frequency
GPS/Galileo/QZSS: 1575.42
±
1.023 MHz
GLONASS: 1597.5 – 1605.8 MHz
BeiDou: 1561.098
±
2.046 MHz
Sensitivity (autonomous)
Tracking: -157 dBm
Reacquisition: -157 dBm
Cold start: -146 dBm
Acquisition time
(autonomous)
Hot start: 2.5 s
Warm start: 26 s
Cold start: 35 s
Accuracy
< 1.5 m
Table 18: Technical parameters of GNSS
31