15
Specifications
GPS
EL ECTRICAL 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
Tracking sensitivity
-159dBm
ACCURACY
Position Horizontal
10 meters, 2D RMS
1-5 meters 2D RMS, SBAS corrected (WASS
,
EGNOS
,
MSAS)
Velocity
0.1m/sec.
Time
1 micro-second synchronized to GPS time
DATUM& PROTOCOL
Datum
WGS-84
GPS Protocol
NMEA 0138 ASCII
Baud Rate
4,800 bps
ACQUISITION RATE
Hot start
1 sec
Warm start
38 sec
Cold start
42 sec.
Reacquisition
0.1 sec.
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
EL ECTRONIC COMPASS
Magnetic Measuring scope
50A/m
Azimuth Range
0-359°
Accuracy
±5°
Resolution
3°
BATTERY
Battery
570mAh Li-ion
Operation Current
Low er than 60mA
Charging Current
300mA
Operating Conditions