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Telex is a telecommunication service that provides text-based message exchange over the circuits of the public switched telephone network or by private lines. The technology operates on switched station-to-station basis with teleprinter devices at the receiving and sending locations. [1] .
telex, international message-transfer service consisting of a network of teleprinters connected by a system of switched exchanges. Subscribers to a telex service can exchange textual communications and data directly and securely with one another.
The advent of the telex machine in 1926 marked a revolutionary advancement in global communication. Invented in Germany by the pioneering physicist Dr. Erich Budelmann, this innovative technology enabled written messages to be rapidly transmitted across vast distances using existing telephone lines.
A teleprinter (teletypewriter, teletype or TTY) is an electromechanical device that can be used to send and receive typed messages through various communications channels, in both point-to-point and point-to-multipoint configurations. Initially, from 1887 at the earliest, teleprinters were used in telegraphy. [1]
Telex refers to a tested electronic payment system that was widely used from the 1930s to the 1990s. It involved typing messages into terminals and transmitting them over dedicated telephone lines, ensuring secure communication for banks through encrypted messages.
Telegraphy (from the Greek words tele = far away and grapho = write) is the long-distance transmission of written messages without physical transport of letters, originally over wire. Radiotelegraphy or wireless telegraphy transmits messages using radio. This definition includes recent forms of data transmission such as fax, email, and computer ...
In ordinary language, the word telex designates a document. In the history of communications techniques, the word telex also designates a terminal. Telex is, thus, a service enabling subscribers to send each other written messages by means of teleprinters.
