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In building wiring, multiway switching is the interconnection of two or more electrical switches to control an electrical load from more than one location.A common application is in lighting, where it allows the control of lamps from multiple locations, for example in a hallway, stairwell, or large room.
A dimmer rack containing 192 dimmers, with one dimmer per circuit. The dark-grey box at the upper left is a demultiplexer. Dimmer in a residential application with RF-based remote control. Non domestic dimmers are usually controlled remotely by means of various protocols.
Joel Solon Spira (March 1, 1927 – April 8, 2015) was an American inventor, entrepreneur, and business magnate.. He invented a version of the light-dimmer switch for use in homes around the United States and led his Lutron Electronics Company into the production of lighting controllers.
The S&P 500 fell 2.9%, just shy of its biggest loss for the year, to pull further from its all-time high set a couple weeks ago. The Dow Jones Industrial Average lost 1,123 points, or 2.6%, and ...
The total share of debt in delinquency inched up to 3.5%, from 3.2% in the spring. ... 25 hostess gifts from Walmart are way better than a bottle of wine. See all deals. In Other News.
A new long-acting preventive HIV drug could reach the world’s poorest countries by the end of 2025 or early 2026, a global health official told Reuters on Tuesday. The ambition is to start ...
Two light switches in one box. The switch on the right is a dimmer switch. The switch box is covered by a decorative plate. The first light switch employing "quick-break technology" was invented by John Henry Holmes in 1884 in the Shieldfield district of Newcastle upon Tyne. [1]
Washington State lost three straight games to end the season after an 8-1 start in 2024, though the Cougars were one of the more entertaining teams in college football.