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pulse-code modulation

[puhls-kohd] /ˈpʌlsˌkoʊd/
noun, Telecommunications.
a form of modulation that transforms a wave-form, as an audio signal, into a binary signal in which information is conveyed by a coded order of pulses for transmission, storage on a disk, or processing by a computer.
Abbreviation: PCM.
Origin of pulse-code modulation
First recorded in 1945-50 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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