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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.
Joel Boris Spira (born 18 July 1981) is a Swedish film, television, and theatre actor.
Spira wasn’t the first person to build a dimming device that could control the intensity of light, but he did revolutionize the way we control light in our homes with a special solid state semiconductor switch that could fit in an electrical box to be practical, safe and easy to operate.
Jun 6, 2010 · Joel Spira was aiming for mood lighting when he invented the solid-state light dimmer switch. More than 50 years later, his company, Lutron, is recognized as an energy efficiency pioneer.
- Barbara Mulligan
The Lutron story began in the late 1950s in Joel Spira’s makeshift lab in New York City. A young physicist fascinated by the aesthetic manipulation of light, Spira commandeered the spare bedroom in the apartment he shared with his wife, Ruth, and set out to invent a solid-state device that would enable people to vary the intensity of the ...
Oct 24, 2015 · It was in 1959, tinkering in his Manhattan apartment, that Spira came up with a device that helped change the very way humans see each other: the dimmer switch. It was a new type of transistor...
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The first infrared, remote control dimmer. In 1989, Joel Spira made it simple to control lights from a bed or a favorite chair. The RanaX dimmer gave users the ability to wirelessly (via an infrared remote) turn their lights on, off, or to the perfect light level without leaving their chair or bed.
