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spectrum analyser

British  

noun

  1. an instrument that splits an input waveform into its frequency components, which are then displayed

"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

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Within easy reach is a spectrum analyser, which allows Tony to monitor Jackie's output, and a toy pirate ship.

From The Guardian • Mar. 2, 2013

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

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