GPS receiver host.gps tracker no monthly fee supplier

　　The host host is composed of inverter, signal channel, microprocessor, memory and display. The main task of the inverter is to turn the receiving LD radio frequency signal into a low -frequency signal. The signal channel is a combination of software and hardware. It is the core part of the receiver. Its role is to search, traction and track satellites. The radio electrical signal is expanded and demoded into a radio electrical text. Pulle frequently measured. The memory is used to store the satellite star calendar, satellite calendar, the code phase pseudo -distance observation value, carrier phase observation value, and Doppler frequency movement collected by the receiver. The microprocessor is the core of the GPS receiver. The work of the GPS receiver is carried out under the unified collaboration of the microcomputer instruction. The GPS receiver has a LCD screen to provide the working information of the GPS receiver, and it is equipped with a control keyboard so that users can control the work of the receiving machine

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Components of a GPS system