what is amplifier? explain
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An amplifier is a circuit that has a power gain greater than one. An amplifier can either be a separate piece of equipment or an electrical circuit contained within another device. Amplification is fundamental to modern electronics, and amplifiers are widely used in almost all electronic equipment.
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An electronic device for increasing the amplitude of electrical signals, used chiefly in sound reproduction .
An electronic device for increasing the amplitude of electrical signals, used chiefly in sound reproduction .Mark me as brainliest
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