22
APPENDIX
GT3000X4
S
PECIFICATIONS
P
HYSICAL PARAMETERS
Enclosure dimensions
88(L)*76(W)*25(H)
Unit Weight
About 100g
E
LECTRICAL
DC Supply voltage
12V OR 24V
DC Tolerance voltage
9V
-
36V
Current (GPRS online)
50mA
GPRS
Frequency Range (MHz)
(Be used in GT3000X4-BJ)
850/900/1800/1900
GPRS connectivity
GPRS multi-slot class 10
GPRS mobile station class B
SIM card interface
1.8V/3.0V
Antenna Impedance
50ohms
GPS
Channels
48 parallel tracking
Frequency L1-1575
MHz
Sensitivity
Tracking -163
dBm
Acquisition (Cold start)
-142 dBm
Position accuracy (Horizontal)
<
2.5m CEP autonomous
<
2.0m CEP SBAX
Time to first fix