Basic Info.

Product Description

  automatic vehicle location systems explained   automatic vehicle location (avl) provides up-to-date location information for emergency vehicles, delivery trucks, freight trucks, service vehicles etc. the avl system consists of a gps receiver on the truck or vehicle, a communications link between the vehicle and the dispatcher, and pc-based tracking software for dispatch. the communication system is usually a cellular network similar to the one used by your cellular phone.  the diagram above illustrates the avl system.  it shows the gps signal arriving from a satellite to the truck (on the left).  the truck location is communicated to the pc dispatch software (on the right).  that's all there is in a basic avl setup.  the equipment comes prepackaged with simple installation instructions and manuals.    the primary advantages to an avl system are: - - - -   | locate  and send nearest vehicle to customer  |   | greater number of pickups and deliveries per day |   | increase on-time deliveries |   | increase number of vehicles dispatcher can manage |   | tracking report documentation | - - - -   a vehicle tracking system combines the installation of an electronic device in a vehicle, or fleet of vehicles, with purpose-designed computer software to enable the owner or a third party to track the vehicles location, collecting data in the process. vehicle tracking systems usually are powered by internal power supplies, like alkaline or lithium ion battery pack, you can also hardwire them to the vehicle to direct power supply. cigarette lighter adapter options can be used on almost all models.   a gps tracker, which set multiple functions of accurately positioning, security, monitoring surveillance, emergency alarms and tracking in its entirety, especially for vehicle. the product fully supports the functions of sms / gprs / internet data transmission, to make it more widely used in large-scale monitoring, emergency scheduling, location-based services, traffic safety and many other areas of management.   it is based on gsm/gprs(850/900/1800/1900mhz)wireless telecommunication internet and gps satillite global position system, track by several ways.provide monitor software and global map.real-time track through the monitor software in your pc;track through your pda cell phone and googleearth.   features and functions ?small cubage, dimension:83mm*54mm*26mm, weight:120g, easy to hide.  ?support orientation without orientated server: it can find out real-time      longitude and latitude, time and speed. by using public map software and    entering longitude and latitude manually, you can find out the real-time information of position.          ?if the target you are inquiring enters into underground parking lot or other gps blind area, the tracker will inform you the last orientation. ?get absolute address by sms ?remote engine-stop and resume. ?tracking function by timing an