THD+N

What is THD+N?

Definition

Total Harmonic Distortion Plus Noise (THD+N) is the sum of the two most important distortion components.

THD is the distortion that occurs on harmonics of the original signal -- it is correlated with the signal. Noise is the more random, uncorrelated distortion. THD+N is their sum.

Synonyms

Total Harmonic Distortion Plus Noise
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