Digital

An electronic signal that is sent as binary digits of either ON or OFF. Below are some examples of what a digital signal may look like. In the below image the illustration to the the left is of the digital signal that is up or down for either ON or OFF, unlike an analog signal that is more like a wave. The illustration to the right is of a digital picture where a pixel is turned either ON or OFF helping to create an image on a display.

Digital signal

Also see: Analog

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