GPS Vehicle Tracker-1052G
  • Overview
  • Specification



VT-1052G (GPS vehicle tracker) is a versatile and economical platform for mobile applications. It integrates UniTraQ GPS module with Quad-band GSM and powerful microcontroller all onto a single board. The AVL, VT-1052G (GPS vehicle tracker) provides reliable Real Time vehicle GPS positions anytime anywhere in the world, with the correct position and status of vehicles from remote locations on computer displayes maps.



  • Supports Quad-band GSM (GSM850/EGSM900/DCS1800/PCS1900 MHz ) operation
  • Java platform MIDP_2.0 virtual machine for easy and fast application development
  • GPRS multi-slot class 10 and mobile station class B
  • Supports TCP/UDP
  • Real-time vehicle status monitoring
  • Management capability through SMS, GPRS
  • Supports speaker and microphone interface
  • 3 Bi-directional digital IO ports and 3 Analogue ports
  • 1 RS232 interface with DB9 connector for Java program updating
  • Additional 2 RS232 interfaces for data communication with external devices
  • USB host interface for USB device connection
  • Power supply and low battery detection acknowledge
  • Support sleeping mode
  • 4 LED indicators for Power,Battery Charging, Mobile, GPS status
  • Built in Tri-axial G-sensor to report motion or accident sensing, sensitivity range ±4G
  • Built-in 1100mAh Recharge battery




Platform Java, MIDP 2.0
Pwer Supply 9~40 VDC
Power Consumption

Sleeping mode: 20 mA(Typical)

GPRS class 10: 150mA(Ave)

Firmware Upgrade RS232 interface, by the air interface
Function Setting RS232 interface, by the air interface
SIM card type 1.8V, 3V
LEDstatus Indicator Power, Battery charging, Mobile, GPS
Serial port interface

1 RS232 interface for Menu interface and configurations

2 RS232 optional for data communications

USD host interface

I/O Ports 3 Bi-directional digital IO and 3 Analogue ports input (~23V)

GPRS/GSM Specifications

Parameter Specification
Frequency Quad band GSM/GPRS 850/900/1800/1900MHz
Output Power

Class 4(2W) for EGSM 850 and 900

Class1(1W) for GSM 1800 amd 1900

Protocol support TCP/UDP
GPRS Multi-slot Class 10
GPRS Mobil station Class B
Coding scheme CS1, CS2, CS3, CS4
PBCCH support Yes
USSD support Yes
Downlink/ /uplink max 85.6 Kbps/42.8 kbps(GPRS)

GPS Specifications

Parameter Specification
Protocol NMEA 0183 Ver3.01
Receiver channels/ Fixing method 50 channels all on view
Acquisition sensitivity -144 dBm
Tracking sensitivity -160 dBm
Receiver frequency 1575.42 MHz L1 C/A Code


(1) Position

(2) Datum


2.5m CEP

WGS-84 (Default)

Time To First Fix

(1) Cold start

(2) Warm start

(3) Hot start


29 Sec (typ)

29 Sec (typ)

1 Sec (typ)

Dynamic condition 4G (39.2m//sec2)
Interface condition UART

Operational Limits

(1) Altitude

(2) Velocity




Bit rate 9600 bps
Start bit 1 bit
Stop bit 1 bit
Data bit 8 bit
Parity None
Output sentences GGA, GLL, GSA, GSV, VTG, TXT
Refresh time 1 sec (Max.:4Hz)