TrackingTheWorld WorldTracker AVL, User Manual

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GPS Specifications:
SIRF III chipset version
General
1). Frequency! L1, 1575.42 MHz.
2). C/A code! 1.023 MHz chip rate.
3). Channels! 20
Accuracy (Open Sky)
1). Position! 10 meters, 2D RMS.
2). 7 meters 2D RMS, WAAS corrected.
3). 1-5 meters, DGPS corrected.
4). Time 1 microsecond synchronized to GPS time.
Datum
1). Default! WGS-84.
2). Other Support different datum by request.
Acquisition Rate (Open sky, stationary requirements)
1). Reacquisition! 0.1 sec., average.
2). Hot start! 1 sec., average.
3). Warm start! 38 sec., average.
4). Cold start! 42 sec., average. (Open Sky) – Can be between 1-3 minutes or more
Dynamic Conditions
1). Altitude : 18,000 meters (<60,000 feet) Max
2). Velocity! 736 m/s (<1,000 knots) Max
3). Acceleration! 4 G, Max
4). Jerk! 20 meters/second, Max
RF interface
1). Minimum signal tracked: -159dBm
Nemerix chipset version
General
Frequency L1, 1575.42 MHz
C/A code 1.023 MHz chip rate
Channels 16
Accuracy
Position 7 meters CEP (90%) horizontal, SA off.
Velocity 0.1 meters/second
Time 1 microsecond synchronized to GPS time
Datum
Default WGS-84
Other Support different datum by request
2.1.4 Acquisition Rate (Open sky, stationary requirements)
Reacquisition 0.1 sec, average
Snap start 2 sec, average
Hot start 10 sec, average
Warm start 38 sec, average
Cold start 45 sec, average (Open Sky) – Can be between 1-3 minutes or more
Dynamic Conditions
Altitude 18,000 meters (60,000 feet) max
Velocity 515 meters/second (1000 knots) max
Acceleration 4g, max
Jerk
20 meters/second, max
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