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pulse-amplitude modulation

American  
[puhls-am-pli-tood, -tyood] / ˈpʌlsˈæm plɪˌtud, -ˌtyud /

noun

Telecommunications.

  1. modulation of the amplitude of a train of electric pulses used to carry signals pulse carrier. PAM

Etymology

Origin of pulse-amplitude modulation

First recorded in 1945–50

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.