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power amplifier

American  

noun

Electricity.

  1. an amplifier for increasing the power of a signal.

power amplifier British  

noun

  1. electronics an amplifier that is usually the final amplification stage in a device and is designed to give the required power output

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of power amplifier

First recorded in 1915–20

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

On top of these innovations, the team designed and implemented a multi-stage 300 GHz power amplifier to be used with each antenna.

From Science Daily • Feb. 20, 2024

This thing here is the generator of those waves and a very heavy power amplifier.

From Skylark Three by Wessolowski, Hans Waldemar

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.