Harmonic Distortion

Technology / Home Audio / Harmonic Distortion: A type of Distortion in which resonance or sympathetic ringing vibrations are added to the original sound to produce second and third harmonics of a fundamental tone in a way that was not present in the original signal. Choosing good Drivers and a well-made enclosure design is essential in overcoming this tendency in speakers.

Total Harmonic Distortion (THD)

Technology / Home Audio / Total Harmonic Distortion (THD): Total harmonic distortion is a measure of the how much a given audio device may distort a signal through the introduction of added harmonics or overtones. These figures are usually given as percentage MORE

Harmonics

Science / Astrology / Harmonics: The term for zodiacal aspects that describe the energy levels or vibrational frequencies associated with aspects. An aspect, derived from the division of a circle (360°) by a whole number, and its mu MORE

Harmonica

Entertainment / Music / Harmonica: Mouth organ: a small metal box on which free reeds are mounted, played by moving back and forth across the mouth while breathing into it. MORE

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