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The Full form of FAX is Facsimile. FAX is generally spoken and written as FAX. It is the short form of Facsimile. FAX is a scanned copy of images and text printed on a paper, sent from one person to another person through a telephone line. The device is called FAX machine that is used to send documents electronically over a telephone network. FAX machine is comprised of scanner and printer exclusively. The document is first scanned with the fax machine, which processes the text or image and converts into a single fixed graphic image and then converts it into a bitmap image and transfers it through telephone line.

The sender has to insert a paper into the Fax machine, the machine stores the copy of the document and converts into fixed graphic image and transfer it through a telephone line at the receiver end. The FAX technology was invented in 1842 by Scottish inventor Alexander Bain. Later on, Frederick Bakewell made several improvements on Bain’s design and created first image telegraph. He was the first person who able to transmit text/image through signals from telephone line. The technology of FAX became outdated in 21st century when the newer technology, electronic mail (named “email”) comes into existence.

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