digital signal


A signal in which the original information is converted into a string of bits before being transmitted. A radio signal, for example, will be either on or off. Digital signals can be sent for long distances and suffer less interference than analog signals.

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notes for digital signal

The communications industry worldwide is in the midst of a switch to digital signals.

notes for digital signal

Sound storage in a compact disk is in digital form.

notes for digital signal

Sound and video can also be streamed via computer.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.