Recent Examples of quadraphonic from the Web
Emerson, Lake & Palmer’s tours were complicated and expensive, often using quadraphonic sound:
At one point, with one percussionist bowing an autoharp and the other gently massaging a timpani, a sound projectionist was meant to refract the various spectra from one loudspeaker to the next, creating a quadraphonic effect.
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Origin and Etymology of quadraphonic
First Known Use: 1969See Words from the same year
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