Difference between revisions of "Scanner"
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Revision as of 22:16, December 15, 2014
Traditionally, the term scanner referred to a radio receiver that moves across a wide range of radio frequencies and allows audiences to listen to any of the frequencies.
Later the term scanner became known as a device that automatically reads a document or bar code into an electronic system for transmission or identification.
Today, the term refers to a device that scans a text and converts it to a digital image.