Novatel DL-V3 User Manual
72
DL-V3 User Manual Rev 3
Appendix A
Technical Specifications
A.1
OEMV Family Receiver Performance
PERFORMANCE
(Subject To GPS System Characteristics)
Position Accuracy
a
Standalone:
L1 only 1.8 m RMS
L1/L2
L1/L2
1.5 m RMS
SBAS
b
0.6 m RMS
DGPS
0.45 m RMS
RT-20
0.20 m RMS
RT-2
0.01 m + 1 ppm RMS
CDGPS
b
0.6 m RMS
OmniSTAR:
VBS
0.7 m RMS (OEMV-1 and OEMV-3 only)
XP
0.15 m RMS (OEMV-3 only)
HP
0.10 m RMS (OEMV-3 only)
Post Processed 5 mm + 1 ppm RMS
Time To First Fix
Hot: 30 s
(Almanac and recent ephemeris saved and approximate position)
Warm: 40 s
(Almanac, approximate position and time, no recent ephemeris)
Cold: 50 s
(No almanac or ephemeris and no approximate position or time)
Reacquisition
0.5 s L1 (typical)
1.0 s L2
1.0 s L2
(typical) (OEMV-2 and OEMV-3 only)
Data Rates
Raw
Measurements: 20 Hz
Measurements: 20 Hz
Computed
Position:
Position:
20 Hz
OmniSTAR HP
Position:
20 Hz (OEMV-3 only)
Time Accuracy
a c
20 ns RMS
Velocity Accuracy
0.03 m/s RMS
Measurement Precision
C/A code phase 6 cm RMS
L1 carrier phase:
Differential
Differential
0.75 mm RMS
L2 P code
25 cm RMS (OEMV-2 and OEMV-3 only)
L2 carrier phase:
Differential
Differential
2 mm RMS (OEMV-2 and OEMV-3 only)
Dynamics
Velocity
515 m/s
d
Height
18,288
m
d
a.
Typical values. Performance specifications are subject to GPS system characteristics, U.S. DOD operational degradation,
ionospheric and tropospheric conditions, satellite geometry, baseline length and multipath effects.
ionospheric and tropospheric conditions, satellite geometry, baseline length and multipath effects.
b. GPS-only
c.
c.
Time accuracy does not include biases due to RF or antenna delay.
d.
In accordance with export licensing.