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Receiver:
Differential-ready
12 parallel channel receiver tracks and uses up to twelve satellites
to compute and update a position.
Acquisition
Times:
- 15 seconds
warm (all data known)
- 45 seconds
cold (initial position, time and almanac known, ephemeris unknown)
- 5 minutes
AutoLocate (almanac known, initial position and time unknown)
- 5 minutes
search the sky (no data known)
Update
Rate:
1 second, continuous (programmable from 1 second to 15 minutes)
Accuracy:
- Position
accuracy:
- Differential
GPS (DGPS): 5 meters RMS
- Non-differential
GPS: 15 meters RMS (100 meters with Selective Availability at
maximum)
Velocity
accuracy:
0.1 m/s RMS steady state (subject to Selective Availability)
Dynamics:
999 knots; 6g's
Interfaces:
- Dual-channel
RS-232 compatible with user-selectable baud rate (1200, 2400,
4800, 9600)
- NMEA 0183
version 2.0 ASCII output (GPALM, GPGGA, GPGSA, GPGSV, GPRMC,
GPVTG, PGRME, PGRMT, PGRMV, PGRMF, LCGLL, LCVTG)
Inputs:
- Initial
position, date, and time (not required)
- Earth datum
and differential mode configuration command, almanac
Outputs:
- Position,
velocity, and time
- Receiver
and satellite status
- Differential
reference station ID and RTCM data age
- Geometry
and error estimates
Raw measurement
output for both psuedorange and phase data
PWR_DN power down power management under logic level control
Real-time Differential Correction input (RTCM format)
PPS (pulse per second) output
Antenna:
Built in
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