English > amplifier: 1 sense > noun 1, artifact| Meaning | electronic equipment that increases strength of signals passing through it. |
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| Part of | public address system, P.A. system, PA system, P.A., PA | An electronic amplification system used as a communication system in public areas |
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| radio receiver, receiving set, radio set, radio, tuner, wireless | An electronic receiver that detects and demodulates and amplifies transmitted signals |
| stereo, stereophony, stereo system, stereophonic system | reproducer in which two microphones feed two or more loudspeakers to give a three-dimensional effect to the sound |
| Narrower | audio amplifier | An amplifier that increases the amplitude of reproduced sound |
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| booster, booster amplifier, booster station, relay link, relay station, relay transmitter | An amplifier for restoring the strength of a transmitted signal |
| maser | An acronym for microwave amplification by stimulated emission of radiation |
| Broader | electronic equipment | equipment that involves the controlled conduction of electrons (especially in a gas or vacuum or semiconductor) |
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| Spanish | amplificadora, amplificador, etapa de potencia |
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| Catalan | amplificador |
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| Verbs | amplify | increase in size, volume or significance |
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| amplify | increase the volume of |
