Search results
Results from the WOW.Com Content Network
Solid-state, or semiconductor, dimmers were introduced to solve some of these problems. Semiconductor dimmers switch on at an adjustable time (phase angle) after the start of each alternating-current half-cycle, thereby altering the voltage waveform applied to lamps and so changing its RMS effective value. Because they switch instead of ...
The major advantage of a lighting control system over stand-alone lighting controls or conventional manual switching is the ability to control individual lights or groups of lights from a single user interface device. This ability to control multiple light sources from a user device allows complex lighting scenes to be created.
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.
In the current economic environment, many retailers are struggling. While unemployment remains low and growth in gross domestic product (GDP) has been solid, the past few years of high inflation ...
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]
Meet Our Expert. Vince Hayward is the CEO of Camellia Brand Beans in New Orleans. He's the fourth generation to run the family-owned business, which turned 100 years old in 2023. True Or False ...
"It's probably a much larger problem than we know," Paul Chinowsky, a professor of civil engineering at the University of Colorado Boulder, told the Herald. School shooting in Madison, Wisconsin ...
In 1949, following a factory fire, the decision was made to exclusively concentrate on electrical wiring devices (switches and sockets). The company very quickly extended its range to cover protection products (fuse-holders and circuit breakers, etc.), cable management products (trunking and mini-trunking), emergency lighting, etc.