Question

How does an amplifier increase the power of a signal?

Answer 1

Explanation:

Classed by voltage, current, and power

Every amplifier takes in some kind of input signal (a certain current and voltage, which, together multiply to give a certain power level) and produces a bigger output signal (which may have a different current, voltage, or power).

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Answer 2

Answer:

Every amplifier takes in some kind of input signal (a certain current and voltage, which, together multiply to give a certain power level) and produces a bigger output signal (which may have a different current, voltage, or power).