Definition of total harmonic distortion in US English:

total harmonic distortion


  • The distortion produced by an amplifier, as measured in terms of the harmonics of the sinusoidal components of the signal that it introduces.

    • ‘Neither card comes close to breaking the 100dB barrier for Dynamic range, but Creative is noticeably superior in term of total harmonic distortion and intermodulation distortion.’
    • ‘It delivers audio noise performance with total harmonic distortion and noise at 0.001%.’
    • ‘The TS4994 is a fully differential audio power amplifier capable of delivering 1.2W of continuous RMS power into an 8 ohm load at 5V, with a total harmonic distortion of 1%, measured at 1KHz.’
    • ‘The amount of distortion produced by the electronic device is called its total harmonic distortion.’