harmonic distortion

Sci-Tech Dictionary: harmonic distortion

(här′män·ik di′stör·shən)

(electronics) Nonlinear distortion in which undesired harmonics of a sinusoidal input signal are generated because of circuit nonlinearity.

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Computer Desktop Encyclopedia: harmonic distortion

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In communications, unwanted frequencies that are generated as multiples of the original frequency due to irregularities in the transmission line. In audio amplifiers, harmonic distortion comes from non-uniform operation (non-linearity) in the amplifier circuits. See harmonic.

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