Fax (short form of facsimile) also called telephoning or telefax. It is most important device for communication now a days. Here we discuss about fax definition and advantages and disadvantages of fax.
Fax is the short form of Facsimile. A modern device which is used for transmitting various written paper like diagrams, drawings, sketches, letters, circulars, articles etc.
It is an improved electronic version of the tale fax machine. It is one of the latest device for sending written information and message from one place to another when both the places have the fax machines.
Fax machines are inter-related by telephone lines. The facsimile of the written information is transmitted to the addressee and it is simultaneously reproduced on a paper automatically in the receiving machine.
Written information or message is sent from one place to another place situated inside the country or outside the country by means of fax at an exceptionally high speed.
Now it is the quickest form of communicating message in the written form. Messages can also be sent to foreign countries through ISD. In current time, telegrams are sometimes sent through fax machines.
Fax is the telephonic transmission of scanned printed material (text or images) usually to a telephone number associated with a printer or other output device.
The main document is scanned with a fax machine which treats the contents as a single fixed graphic image, converting it into a bit map.
In this digital form, the data is exchanged as electrical signals through the telephone. The receiving fax machine reconverts the coded image and prints a paper copy or the document.
Almost all modems are capable of sending and receiving fax data. Fax software generates fax signals directly from disk files or the screen. Faxing a message on-line works well if the recipient wants only to read the message.
Advantages of Fax
Advantages of fax are following:
- Speedy Transmission: Fax enables transmission of message, data, diagram, sketches and drawing with exceptionally high speed.
- Accuracy of Information: It helps to send written information to any place within or outside the country accurately.
- Legal value: Fax provides a written record of the transmitted message and it can be used as a document in a count of law.
- Overcoming barrier: Fax can be sent to any point where there is availability of telecommunication system. There is no hassle to carry the document physically.
- Confirmation of Receiving: Fax provides confirmation for the data or information received by the user.
Disadvantages of Fax
Fax has the following limitations.
- Less Privacy: Fax has less privacy as the transmitted data can be handled by anyone who is beside the fax machine.
- Hazy information: Fax may send hazy information due to problem with the machine and therefore purpose of fastest delivery will be unsuccessful.
- Dependency on telephonic system: Fax uses telephonic system to transmit data and if such system is down then sending of data and information face problem.
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