What is the role of transmitter in communication system?

Q. What is the role of transmitter in communication system?

A

to decode a signal to be transmitted

B

to convert one form of energy into other

C

to detect and amplify information signal from the carrier

D

to produce radio waves to transmit data

Solution:

Transmitter is used to produce radio waves which are then sent to the antennae to transmitted.
It encodes or modulates the message signal before transmission.
Transducer converts a signal from one form of energy to other.
Receiver detects and amplifies information signal from the carrier.

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