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Rack unit

Index Rack unit

A rack unit (abbreviated U or RU) is a unit of measure defined as. [1]

14 relations: Cage nut, DV, Electrical enclosure, Electronic Industries Alliance, Eurocard (printed circuit board), Horizontal pitch, KVM switch, List of unusual units of measurement, Network switch, Printed circuit board, Router (computing), Server (computing), Unified Thread Standard, 19-inch rack.

Cage nut

A cage nut or caged nut (also called a captive or clip nut) consists of a (usually square) nut in a spring steel cage which wraps around the nut.

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DV is a format for storing digital video.

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Electrical enclosure

An electrical enclosure is a cabinet for electrical or electronic equipment to mount switches, knobs and displays and to prevent electrical shock to equipment users and protect the contents from the environment.

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Electronic Industries Alliance

The Electronic Industries Alliance (EIA; until 1997 Electronic Industries Association) was a standards and trade organization composed as an alliance of trade associations for electronics manufacturers in the United States.

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Eurocard (printed circuit board)

Eurocard is a European standard format for PCB cards that can be plugged together into a standardized subrack.

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Horizontal pitch

Horizontal pitch (HP) is a unit of length defined by the Eurocard printed circuit board standard used to measure the horizontal width of rack mounted electronic equipment, similar to the rack unit (U) used to measure vertical heights of rack mounted equipment.

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KVM switch

A KVM switch (with KVM being an abbreviation for "keyboard, video and mouse") is a hardware device that allows a user to control multiple computers from one or more sets of keyboards, video monitors, and mice.

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List of unusual units of measurement

An unusual unit of measurement is a unit of measurement that does not form part of a coherent system of measurement; especially in that its exact quantity may not be well known or that it may be an inconvenient multiple or fraction of base units in such systems.

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Network switch

A network switch (also called switching hub, bridging hub, officially MAC bridge) is a computer networking device that connects devices together on a computer network by using packet switching to receive, process, and forward data to the destination device.

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Printed circuit board

A printed circuit board (PCB) mechanically supports and electrically connects electronic components or electrical components using conductive tracks, pads and other features etched from one or more sheet layers of copper laminated onto and/or between sheet layers of a non-conductive substrate.

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Router (computing)

A router is a networking device that forwards data packets between computer networks.

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Server (computing)

In computing, a server is a computer program or a device that provides functionality for other programs or devices, called "clients".

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Unified Thread Standard

The Unified Thread Standard (UTS) defines a standard thread form and series—along with allowances, tolerances, and designations—for screw threads commonly used in the United States and Canada.

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19-inch rack

A 19-inch rack is a standardized frame or enclosure for mounting multiple electronic equipment modules.

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[1] https://en.wikipedia.org/wiki/Rack_unit

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