Question

Draw a block diagram of a generalized communication system. Write the functions of each of the following:
(a) Transmitter
(b) Channel
(c) Receiver

Answer 1

(a) Transmitter : It processes the incoming message signal so as to make it suitable for transmission through a channel and subsequent reception.
(b) Channel : It is a link for propagation of signal from transmitter to receiver.
(c) Receiver : It recovers the desired original message signal from received signal at the end of channel.