page
13
Annex 1
: Characteristic of GPS module
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7
GPS Characteristic Introduction
Function
Explain
Power input
DC 3.3V
±
5
％
GPS Chipset
SIRF III
GPS Frequency
L1 1575.42MHz
Decode
C.A Code
Channels
20 channels
GPS Sensitivity
-159 dB
Cold start
37 S
Warm start
35 S
Hot start
1 S
Reacquisition
0.1 ms
Serial port Output max
update time
3 S
Position Accuracy
< 15 M 2D RMS
Velocity Accuracy
0.1 M/S
Altitude Limit
18000 M
Velocity Limit
514 M/S
Acceleration Limit
4g
Operating temperature
-40
°
C to 80
°
C
Storage temperature
-45
°
C to 85
°
C
Humidity
<95% Non-condensing
Antenna
Impedance : 50
Ω
Connect with initiative antenna
Annex 2
: Characteristic of GSM module
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7
GSM Characteristic Introduction
Function
Explain
Power input
DC 3.4V to 4.5V
Bandwidth
Frequency(300D)
900/1800/1900MHz
Bandwidth
Frequency(340D)
850/900/1800/1900MHz
Transmit power
consume
Class 4 (2W) EGSM 900
Class 1 (1W) DCS 1800 and PCS 1900
SMS
MT, MO, CB, Text and PDU mode
SMS storage : SIM card
FAX
Group 3 Class 1
SIM card Power port
DC 1.8V or 3V
