Data Sheet

NEO-7 - Data Sheet
UBX-13003830 - R04 Early Production Information Functional description
Page 7 of 26
1.3.2 GLONASS performance
Parameter Specification
Receiver type 56 Channels
GLONASS L1OF
Time-To-First-Fix
8
NEO-7N
NEO-7M
Cold Start 30 s 32 s
Warm Start 25 s 25 s
Hot Start 1 s 1 s
Sensitivity
9
NEO-7N
NEO-7M
Tracking & Navigation -158 dBm -158 dBm
Reacquisition -156 dBm -156 dBm
Cold Start -140 dBm -139 dBm
Warm Start -145 dBm -145 dBm
Hot Start -156 dBm -155 dBm
Horizontal position accuracy
10
4.0 m
Accuracy of time pulse signal RMS
99%
50 ns
100 ns
Frequency of time pulse signal 0.25 Hz … 10 MHz (configurable)
Max navigation update rate 1 Hz
Velocity accuracy
11
0.1 m/s
Heading accuracy
6
0.5 degrees
Operational limits
12
Dynamics
Altitude
Velocity
≤ 4 g
50,000 m
500 m/s
Table 2: GLONASS performance
8
All satellites at -130 dBm
9
Demonstrated with a good external LNA
10
CEP, 50%, 24 hours static, -130 dBm, > 6 SVs
11
50% @ 30 m/s
12
Assuming Airborne < 4 g platform