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Mention three different modes of propagation used in communcation system. |
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Answer» Three different modes of propagation used in communication system are (i) Transmitter (ii) Communication channel (iii) Receiver. (i) Transmitter: A transmitter processes the incoming message signal so as to make it suitable for transmission through a channel and subsequent reception. (ii) Communication channel : communication channel is usually referred to the frequency range allocate to a particular service transmission. (iii) Receiver : A receiver extracts the desired message signals from the received signals at the channel output. |
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