What is the full form of FAX?
The FAX full form is Facsimile. It is the transmission of a scanned copy of images and text printed on paper between two individuals via a telephone line. A fax device is a device used to transmit original electronic documents or copies of scanned documents via a telephone network.
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The fax machine turns the scanned text or image into a bitmap as a single, fixed visual image. The information is then transmitted as an audio frequency over the telephone system. At the receiving end, the fax machine deduces the tones, reconstructs the image, and prints a paper copy.
A basic overview of FAX
In the twenty-first century, when email emerged as a technical advancement, the fax technology became obsolete. The following is a concise history of FAX:
- Alexander Bain pioneered fax technology in 1843. He received a patent for his “Electronic Printing Telegraph.”
- After that, Frederick Bakewell enhanced Bain’s innovation and created the telefax machine.
- Giovanni Caselli devised the “Pantelegraph” in 1861. It was the first telefax machine used commercially and the first commercial telefax service.
Working principle of FAX
- The fax machine includes a scanner and printer.
- The scanner analyses the page and turns it into a fixed graphic image before converting it to a bitmap and transmitting it over an audio frequency telephone connection.
- The receiving device analyses the signals and prints the image that has been reassembled.
