Dictionary.com
Thesaurus.com

digital signal

Cultural  
  1. 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.


Discover More

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

Sound and video can also be streamed via computer.

Sound storage in a compact disk is in digital form.