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Number Three Electronic Switching System: Revision history

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3 March 2025

12 February 2025

  • curprev 14:3114:31, 12 February 2025 Intcreator talk contribs 1,751 bytes +1,751 Created page with "{{About|the switch in general|specific switch in the Connections Museum|CMS:Number Three Electronic Switching System}} The '''Number Three Electronic Switching System (3ESS)''' is an electronic switching system that was manufactured by Western Electric. == Technology == The system makes use of a control complex consisting of two custom-designed minicomputers running in an active/standby configuration. It uses a..." Tag: Visual edit
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