Teletypewriter Switchboard Group

The Teletypewriter Switchboard Group is a category of equipment that falls under the supply class Teletype And Facsimile Equipment, which is part of the supply group Communication, Detection, And Coherent Radiation Equipment.

Teletypewriter switchboards are devices used to connect multiple teletypewriters or teleprinters together in a network. They serve as a central hub for transmitting and receiving messages between different teletypewriter stations. These switchboards typically have multiple input and output ports, allowing for the efficient routing of messages.

Teletypewriters, also known as teleprinters, are electromechanical devices used for sending and receiving typed messages over long distances. They were widely used for telegraphy and early computer communication before the advent of modern computer terminals.

Facsimile equipment, commonly known as fax machines, are devices used for the transmission and reproduction of documents and images over telephone lines. They allow for the quick and convenient sharing of physical documents over long distances.

In summary, the Teletypewriter Switchboard Group is a specific category of equipment within the broader supply class of Teletype And Facsimile Equipment. It is used to connect multiple teletypewriters or teleprinters together in a network, facilitating the transmission and reception of messages.