Amplifier

Amplifier by defination is an electronic device for amplifying voltage, current, or power; a guitar amplifier boosts the signal from a pickup or microphone.

It is also defined as a device used to boost the strength of an electronic signal.

An electirc current circuit is present that amplifes( enhances) weak signals recieved from other sources.

There are various kind of amplifiers.

Distribution Amplifer

Power amplifier

low noise amplifier

operational amplifier

class b amplifier

class a amplifier

integrated amplifier

differential amplifier

class c amplifier

voltage controlled amplifier