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amplifier
(am′plə fī′ər)
noun
- a person or thing that amplifies
- Electronics a device that increases the strength of a weak electrical signal without changing the other characteristics of the signal
See amplifier in American Heritage Dictionary 4
noun
- One that amplifies, enlarges, or extends.
- Electronics A device, especially one using transistors or electron tubes, that produces amplification of an electrical signal.
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