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  2. Electric switchboard - Wikipedia

    en.wikipedia.org/wiki/Electric_switchboard

    An electric switchboard is a piece of equipment that distributes electric power from one or more sources of supply to several smaller load circuits. It is an assembly of one or more panels, each of which contains switching devices for the protection and control of circuits fed from the switchboard.

  3. Telephone switchboard - Wikipedia

    en.wikipedia.org/wiki/Telephone_switchboard

    A telephone switchboard is a device used to connect circuits of telephones to establish telephone calls between users or other switchboards. The switchboard is an essential component of a manual telephone exchange , and is operated by switchboard operators who use electrical cords or switches to establish the connections.

  4. Switchboard operator - Wikipedia

    en.wikipedia.org/wiki/Switchboard_operator

    A telephone switchboard is a device that allows telephone lines to be interconnected, enabling the routing of calls between different phones or phone networks. [17] The switchboard operator was a person who manually connected calls by plugging and unplugging cords on the switchboard.

  5. History of the telephone in the United States - Wikipedia

    en.wikipedia.org/wiki/History_of_the_telephone...

    A telephone switchboard is a device that allows telephone lines to be interconnected, enabling the routing of calls between different telephones or telephone networks. [39] The switchboard operator was a person who manually connected calls by plugging and unplugging cords on the switchboard.

  6. Telephone exchange - Wikipedia

    en.wikipedia.org/wiki/Telephone_exchange

    A telephone operator manually connecting calls with cord pairs at a telephone switchboard A modern central office, equipped with voice communication and broadband data capabilities A telephone exchange , telephone switch , or central office is a central component of a telecommunications system in the public switched telephone network (PSTN) or ...

  7. Switchboard - Wikipedia

    en.wikipedia.org/wiki/Switchboard

    Switchboard, another term a helpline. Switchboard of Miami, a nonprofit organization offering hotline, informational and referral services in Miami, Florida; Switchboard (UK), formerly known as the London Lesbian and Gay Switchboard, a helpline for the LGBT+ persons in the UK

  8. What you should order at Switchboard restaurant in Louisville ...

    www.aol.com/order-switchboard-restaurant...

    Switchboard isn’t your typical coffeehouse. Part of The Myriad Hotel, it is a cafe by day and a cocktail lounge by night.

  9. List of telephone switches - Wikipedia

    en.wikipedia.org/wiki/List_of_telephone_switches

    This lists Alcatel switches before the merger with Lucent Technologies.. 1000 E10 / S12 (during the 1990s the E10 and S12 systems were converted into a single product line)