SWITCHBOARD Meaning and
Definition
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A switchboard is a telecommunications device or system designed to facilitate the routing and connection of telephone calls within a network or exchange. It serves as a central hub through which calls are received and directed to the appropriate destinations.
Typically consisting of a control console with multiple rows of jacks, each representing a telephone line, a switchboard enables operators to manually patch calls by plugging and unplugging cords into the appropriate sockets. This manual operation allows operators to establish connections between callers and their intended recipients, both within the same switchboard and to external lines.
Switchboards were widely used in early telephone systems before the advent of automated switching technology. They played a crucial role in the efficient operation of telephone exchanges, ensuring accurate call connections and managing the flow of incoming and outgoing calls. Operators also provided supplementary services like call diverting, call holding, and monitoring the network for any issues or disturbances.
In modern times, switchboards have largely been replaced by automated switching systems and digital technology. However, the term "switchboard" still persists as a general term to describe the central control point of a telecommunications network, even if it is now mostly computerized and does not involve manual cord patching.
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Etymology of SWITCHBOARD
The word "switchboard" is derived from the combination of two separate words: "switch" and "board".
The term "switch" originates from the Middle English word "swicchen", meaning to change or exchange. It evolved from the Old English word "swician", which also meant to move or to substitute. The word "switch" refers to a device or mechanism that is used to turn on or off electrical circuits, connect or disconnect telephone lines, or route electric signals.
The word "board" comes from the Old English word "bord", meaning a plank or flat piece of sawn timber. Over time, it came to represent a flat, sturdy surface or a wooden structure used for a specific purpose.
Therefore, combining these two words, "switchboard" refers to a board or panel equipped with multiple switches used to control, route, or connect electrical or telephone circuits.
Similar spelling words for SWITCHBOARD
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