Globalsat DG-200 Operations Instructions download pdf (Page 5)

5

GPS Specification

Electronics

GPS chipset

SiRF StarIII

Frequency

L1， 1575.42 MHz

C/A Code 1.023 MHz chip rate

Channel 20 channel all-in-view tracking

Sensitivity Tracking:-159dBm

Accuracy

Horizon Position

10 Meter，2D RMS

1-5 Meter，2D RMS，WAAS

Speed 0.1meter/second

Time 1 micro-second synchronized to GPS time

Datum

Datum Default: WGS-84

Get GPS fix

Hot Start

1 sec., average

Warm Start

38 sec., average

Cold Start

42 sec., average

Re- start Average 0.1 sec.

Dynamic Condition

Acceleration limit Less than 4g

Height limit Up to 18,000 meters (60,000 knots)

Speed limit Up to 515 meter/second (1,000 knots)

Jerk Limit 20 m/sec**3

Accuracy

Horizontal Position

10 meters， 2D RMS

1-5 meters 2D RMS， WAAS corrected

Velocity 0.1 m/sec

Time 1 micro-second synchronized to GPS time

Antenna

GPS antenna

18 X 18 mm， Patch Antenna

1 2 3 4 5 6 7 8 9 10 ... 24 25

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