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pulse-time modulation

[ puhls-tahym ]
/ ˈpʌlsˌtaɪm /
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noun Electronics.
radio transmission in which the carrier is modulated to produce a series of pulses timed to transmit the amplitude and pitch of a signal. Abbreviation: PTM
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Origin of pulse-time modulation

First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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