GPS Specifications:
SIRF III chipset version
General
1). Frequency: L1, 1575.42 MHz.
2). C/A code : 1.023 MHz chip rate.
3). Channels 20
Accuracy (Open Sky)
1). Position : 10 meters, 2D RMS.
2). 7 meters 2D RMS, WAAS corrected.
3). 1-5 meters, DGPS corrected.
4). Time 1 microsecond synchronized to GPS time.
Datum
1). Default : WGS-84.
2). Other Support different datum by request.
Acquisition Rate (Open sky, stationary requirements)
1). Reacquisition : 0.1 sec., average.
2). Hot start : 1 sec., average.
3). Warm start : 38 sec., average.
4). Cold start : 42 sec., average. (Open Sky) - Can be between 1-3 minutes or more
Dynamic Conditions
1). Altitude : 18,000 meters (<60,000 feet) Max
2). Velocity : 736 m/s (<1,000 knots) Max
3). Acceleration : 4 G, Max
4). Jerk : 20 meters/second, Max
RF interface
1). Minimum signal tracked: -159dBm |
GSM Modem Specifications:
Power supply Single supply voltage 3.4V - 4.5V
Power saving Typical power consumption in SLEEP mode to 3mA
Frequency bands
Tri-band: EGSM 900, DCS 1800, PCS 1900 or
Tri-band: EGSM 850, DCS 1800, PCS 1900
Compliant to GSM Phase 2/2+
GSM class Small MS
Transmit power Class 4 (2W) at EGSM900
Class 1 (1W) at DCS1800 and PCS 1900
GPRS connectivity
GPRS multi-slot class 10
GPRS mobile station class B
Temperature range
Operation: -25°C to +70°C
Storage temperature -40°C to +80°C
DATA
GPRS:
CSD:
GPRS data downlink transfer: max. 85.6 kbps
GPRS data uplink transfer: max. 42.8 kbps
Coding scheme: CS-1, CS-2, CS-3 and CS-4
Supports the protocols PAP (Password Authentication
Protocol) usually used for PPP connections.
Integrated TCP/IP protocol.
Support Packet Switched Broadcast Control Channel (PBCCH)
CSD transmission rates: 2.4, 4.8, 9.6, 14.4 kbps, non-transparent
Unstructured Supplementary Services Data (USSD) support
SMS , MT , MO, CB, Text and PDU mode
SMS storage: SIM card
Support transmission of SMS alternatively over CSD or GPRS.
User can choose preferred mode.
FAX Group 3 Class 1
SIM interface Supported SIM card: 1.8V ,3V |
