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1994 T5 lamps with cool tip are introduced to become the leading fluorescent lamps with up to 117 lm/W with good color rendering. These and almost all new fluorescent lamps are to be operated on electronic ballasts only. [4] 1994 The first commercial sulfur lamp is sold by Fusion Lighting.
The midnight closedown of the Light Programme resumed one year later from Sunday 11 April 1948. [ 13 ] [ 14 ] The long-running soap opera The Archers was first heard nationally on the Light Programme on New Year's Day 1951, [ 15 ] although a week-long pilot version had been broadcast on the Midlands Home Service in 1950.
The failure of the lamps to gain popularity may be due to the manufacturer, Copenhagen Lighting Service, removing some components of the lamp because they caused the light to glare. [13] This was an issue that Poul Henningsen would later solve and the glare-free design feature would become a signature characteristic of his work.
General Electric Building, New York (1940): 1931 building with Gothic crown creating a night-time effect of lack of solidity, relighted in 1940 to showcase fluorescent lighting, with red lights inside and blue outside the crown and a dimmer on a timer added for the existing white lights to produce color changes; spotlighting of architectural ...
Pressed tin ceiling over a store entrance in Bellingham, Washington, U.S.A.. A tin ceiling is an architectural element, consisting of a ceiling finished with tinplate with designs pressed into them, that was very popular in Victorian buildings in North America in the late 19th and early 20th century. [1]
Many viewers criticized ESPN for not showing the moment of silence on its TV broadcast, but video was made available on social media. ... Joy Bauer shares a healthy meal plan to start your new ...
From January 2008 to December 2012, if you bought shares in companies when Donald R. Keough joined the board, and sold them when he left, you would have a 9.0 percent return on your investment, compared to a -2.8 percent return from the S&P 500.
Former President Jimmy Carter’s official state funeral will be held Jan. 9, a day that has been declared a national day of mourning by President Joe Biden.. On Monday, Biden ordered federal ...