Digtial signal is used for clear communication between the End user. But it can’t travel through a long distance because the communication is through like fibre optic cable etc. Example of digital signal is telephone landline. While converting Analog signal To Digital signal, the analog signal travel long distances for communication between End user and the best example of analog signal is mobile phone.
Analog signal is used to communicate with device that can travel throughout the world. For example Television Network(TV) which the analog signal is used for long trnsmission from the basestation1 to satellite and retransmission from the base station is done by analog signal to basestation2 and from the basestation2 the signal is being converted into digital signal to TV Receiver for clear Communication.
Tuesday, May 19, 2009
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