Dictionary.com

preamplifier

[ pree-am-pluh-fahy-er ]
/ priˈæm pləˌfaɪ ər /
Save This Word!

noun
a device in the amplifier circuit of a radio or phonograph that increases the strength of a weak signal for detection and further amplification.

COMPARE MEANINGS

Click for a side-by-side comparison of meanings. Use the word comparison feature to learn the differences between similar and commonly confused words.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?

Origin of preamplifier

First recorded in 1930–35; pre- + amplifier
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use preamplifier in a sentence

British Dictionary definitions for preamplifier

preamplifier
/ (priːˈæmplɪˌfaɪə) /

noun
an electronic amplifier used to improve the signal-to-noise ratio of an electronic device. It boosts a low-level signal to an intermediate level before it is transmitted to the main amplifierSometimes shortened to: preamp
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
FEEDBACK