Quick Tip 154 - CMRR (Common Mode Rejection Ratio)

Quick Tip 154 briefly describes the CMRR, or common mode rejection ratio, measurement and demonstrates the measurement using APx500 audio test software. See also QT155.

Check out Audio Precision's YouTube Channel

Video Description: In this Quick Tip video, Dave Mathew from Audio Precision provides a brief overview of the Common Mode Rejection Ratio (CMRR) measurement in sequence mode. You will learn the importance of differential inputs in balanced audio circuits and how they help reduce unwanted noise, such as hum and RF interference.