Input transducer in communication system

Input Transducer

A transducer is a device that converts the change in a physical quantity such as pressure, temperature, sound to an electrical signal or vice versa.

The transducer converts the information which is in the form of sound, music, pictures or computer data to electrical signals.

The microphone is an example of a transducer that converts sound energy into electrical energy.

Transducer in communication system

The transducer is simply a device that converts energy from one form to another. It is used in automation, control systems, measurements, etc.

The process of converting the energy of one form to another form is called transduction.

Antennae

It converts propagating electromagnetic waves to and from conducted electrical signals.

Tape Head, disk read and Write Heads

It covers the magnetic field on tape or cd/DVD to and from electrical signals.

Microphone

It converts sound into an electrical signal.

Speaker

It converts the electrical signal into sound.

* * All the Notes in this blog, are referred from Tamil Nadu State Board Books and Samacheer Kalvi Books. Kindly check with the original Tamil Nadu state board books and Ncert Books.
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