TWX

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Almost in parallel with Germany’s telex system, Bell Labs in the 1930s decided to go telex one better, and began developing a similar service (with pulse dialing and all!) called “Teletype Wide-area eXchange” (TWX). TWX originally ran 75 bits per … Read More

Telegraphy

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Telegraphy is the long distance transmission of written messages without physical transport of letters. This definition includes recent forms of data transmission such as fax, email, and computer networks in general. (A telegraph is a machine for transmitting and receiving … Read More