enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Phase-out of incandescent light bulbs - Wikipedia

   en.wikipedia.org/wiki/Phase-out_of_incandescent...

   Many LED bulbs are not dimmable. [quantify] While dimmable ones using different drivers are available, they may not work well with traditional dimmers – either the dimming range is narrow (the minimum brightness is too high) or the bulb flickers at lower brightness, or even both. [citation needed]

3. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   A 230-volt LED filament lamp, with an E27 base. The filaments are visible as the eight yellow vertical lines. An assortment of LED lamps commercially available in 2010: floodlight fixtures (left), reading light (center), household lamps (center right and bottom), and low-power accent light (right) applications An 80W Chips on board (COB) LED module from an industrial light luminaire, thermally ...

4. Candelabra - Wikipedia

   en.wikipedia.org/wiki/Candelabra

   A candelabra, with lit candles. A candelabrum (plural candelabra but also used as the singular form) is a candle holder with multiple arms. [1] [2] [3] "Candelabra" can be used to describe a variety of candle holders including chandeliers. However, candelabra can also be distinguished as branched candle holders that are placed on a surface such ...

5. Philips Hue - Wikipedia

   en.wikipedia.org/wiki/Philips_Hue

   Philips Hue is a line of color-changing LED lamps and white bulbs which can be controlled wirelessly. The Philips Hue line of bulbs was the first smart bulb of its kind on the market. [ 3 ] The lamps are currently created and manufactured by Signify N.V. , formerly the Philips Lighting division of Royal Philips N.V. [ 1 ] [ 4 ]

6. Candela - Wikipedia

   en.wikipedia.org/wiki/Candela

   The 26th General Conference on Weights and Measures (CGPM) redefined the candela in 2018. [10] [11] The new definition, which took effect on 20 May 2019, is: The candela [...] is defined by taking the fixed numerical value of the luminous efficacy of monochromatic radiation of frequency 540 × 10 12 Hz, [a] K cd, to be 683 when expressed in the unit lm W −1, which is equal to cd sr W −1 ...

7. Dimmer - Wikipedia

   en.wikipedia.org/wiki/Dimmer

   To house this device, he decided on a 2-inch round device with one end capable of being screwed into a light bulb socket and the other end able to receive a light bulb. [4] When solid-state dimmers came into use, analogue remote control systems (such as 0-10 V lighting control systems) became feasible. The wire for the control systems was much ...