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GPS Specification
Electrical Characteristics
GPS Chipset
SiRF Star III
Frequency
L1, 1575.42 MHz
C/A Code
1.023 MHz chip rate
Channels
20 channel all-in-view tracking
ACCURACY
Position Horizontal
10 meters, 2D RMS
1-5 meters 2D RMS, WAAS corrected
Velocity
0.1m/sec
Time
1 micro-second synchronized to GPS time
DATUM
Datum
Default: WGS-84
ACQUISITION RATE
Hot start
1 sec., average
Warm start
38 sec., average
Cold start
42 sec., average
Reacquisition
0.1 sec. average
PROTOCOL
GPS Protocol
Default: NMEA 0183
(Secondary: SiRF binary)
GPS Output format
GGA(1sec), GSA(1sec), GSV(5sec), RMC(1sec), GLL, VTG
is optional
DYNAMIC CONDITION
Acceleration Limit
Less than 4g
Altitude Limit
18,000 meters (60,000 feet) max.
Velocity Limit
515 meters/sec. (1,000 knots) max.
Jerk Limit
20 m/sec**3
System UI language
Navigation software UI and voice
command
English, German, French, Italian,
Spanish, Dutch
English, Spanish, French
