amplifier

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am·pli·fi·er

(am'pli-fī'ĕr),
1. A device that increases the magnification of a microscope.
2. An electronic apparatus that increases the strength of input signals.

am·pli·fi·er

(am'pli-fī'ĕr)
1. A device that increases the magnification of a microscope.
2. An electronic apparatus that increases the strength of input signals.
See also: klystron, magnetron