Common Mode Rejection definitions

common-mode rejection

ability of a differential amplifier to give no output in response to a common-mode signal whilst producing an output in response to any difference signal
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=891-04-06

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Common Mode Rejection

A measure of how well a balanced circuit rejects a signal that is common to both inputs.
Found on http://www.traditionalmusic.co.uk/music%20tech%20glossary/Music%20Tech%20Gl

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