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 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 (typical) (OEMV-2 and OEMV-3 only)
Data Rates Raw
Measurements: 20 Hz
Computed
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 0.75 mm RMS
L2 P code 25 cm RMS (OEMV-2 and OEMV-3 only)
L2 carrier phase:
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.
b. GPS-only
c. Time accuracy does not include biases due to RF or antenna delay.
d. In accordance with export licensing.