DigitalWire

A wiring diagram of a 3-way switch illustrates the electrical connections and components necessary to control a light or other electrical device from two different locations. This type of switch is commonly used in hallways, stairways, and other areas where it is convenient to turn lights on or off from multiple points.

A structured cabling system is a comprehensive design for the cabling infrastructure of a building or campus. It provides a systematic approach to the installation, management, and maintenance of voice, data, video, and other communication services. The purpose of a structured cabling system is to provide a flexible and scalable infrastructure that can meet the changing needs of an organization.