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2. Panel switch - Wikipedia

   en.wikipedia.org/wiki/Panel_switch

   The panel switch is an example of a power drive system, in that it used 1/16 horsepower motors to drive the selectors vertically to hunt for the desired connection, and back down again when the call was completed. In contrast, Strowger or crossbar systems used individual electromagnets for operation, and in their case the power available from ...

3. List of telephone switches - Wikipedia

   en.wikipedia.org/wiki/List_of_telephone_switches

   DCO-RLS (Remote Line Switch, controlled by hosts above) RLS 1000 (Pedestal mount cabinet 1000 lines in a subdivision - required multiple T-1's to host) RLS 4000 (Same thing, but 4000 lines) RLS (This has the ability in a host outage to make intra-cabinet calls) The line switches will also talk to AT&T SLC-96 pedestals – 96 lines on a ped

4. Rotary system - Wikipedia

   en.wikipedia.org/wiki/Rotary_system

   The Rotary and Panel systems were very different systems, but both used the same newly developed component technology, such as Western Electric's latest relays, and the principles of the Lorimer system [1] of revertive pulsing and preselection. [2] The Rotary switches were smaller than the Panel system, and served only 200 rather than 500 stations.

5. Electric switchboard - Wikipedia

   en.wikipedia.org/wiki/Electric_switchboard

   The U.S. National Electrical Code (NEC) defines a switchboard as "a large single panel, frame, or assembly of panels on which are mounted, on the face, back, or both, switches, over-current and other protective devices, buses, and usually instruments". [2]

6. Patch panel - Wikipedia

   en.wikipedia.org/wiki/Patch_panel

   There are various types of switches for audio and video, from simple selector switches to sophisticated production switchers. However, emulating or exceeding the capabilities of audio or video patch panels requires specialized devices like crossbar switches. Switching equipment may be electronic, mechanical, or electro-mechanical. Some switcher ...

7. Switch - Wikipedia

   en.wikipedia.org/wiki/Switch

   A toggle DIP switch with four inputs and outputs Bank of toggle switches on a Data General Nova minicomputer front panel Toggle switches with the shared cover preventing certain forbidden combinations. A toggle switch or tumbler switch is a class of electrical switches that are manually actuated by a mechanical lever, handle, or rocking mechanism.