preamplifier

noun
pre·​am·​pli·​fi·​er | \(ˌ)prē-ˈam-plə-ˌfī(-ə)r \

Definition of preamplifier 

: an amplifier designed to amplify extremely weak electrical signals before they are fed to additional amplifier circuits

Examples of preamplifier in a Sentence

Recent Examples on the Web

The document said Broadcom had stopped shipping essential chips called preamplifiers to Western Digital. Don Clark, New York Times, "Broadcom’s Other Regulatory Hurdle: How It Treats Customers," 7 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'preamplifier.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of preamplifier

1934, in the meaning defined above

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The first known use of preamplifier was in 1934

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