preamplifier

[pree-am-pluh-fahy-er]

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.

Origin of preamplifier

First recorded in 1930–35; pre- + amplifier

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for preamplifier

preamplifier

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

Word Origin and History for preamplifier

n.

1929, from pre- + amplifier. Shortened form pre-amp is attested from 1957.

preamplifier

Origin of .css-1fxfie5{font-size:22px;}@media (max-width:768px){.css-1fxfie5{font-size:18px;margin:0 10px 10px 0;word-break:break-all;word-wrap:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;-ms-hyphens:auto;hyphens:auto;line-height:22px;}}preamplifier

preamplifier

Word Origin and History for preamplifier

n.

Origin of preamplifier