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2. Compact fluorescent lamp - Wikipedia

   en.wikipedia.org/wiki/Compact_fluorescent_lamp

   The dimmer switch used in conjunction with a dimmable CFL must be matched to its power consumption range; [58] many dimmers installed for use with incandescent bulbs do not function acceptably below 40 W, whereas CFL applications commonly draw power in the range 7–20 W. Dimmable CFLs have been marketed before suitable dimmers are available.

3. Dimmer - Wikipedia

   en.wikipedia.org/wiki/Dimmer

   A thyristor dimmer rack An electrical schematic for a typical SCR-based light dimmer 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 ...

4. LED lamp - Wikipedia

   en.wikipedia.org/wiki/LED_lamp

   An LED lamp or LED light [1] is an electric light that produces light using light-emitting diodes (LEDs). LED lamps are significantly more energy-efficient than equivalent incandescent lamps and fluorescent lamps. [2] [3] [4] The most efficient commercially available LED lamps have efficiencies exceeding 200 lumens per watt (lm/W) and convert ...

5. Daughter gifts dad an image composed of daily text messages ...

   www.aol.com/lifestyle/daughter-gifts-dad-image...

   PHOTO: Leah Doherty gifted her father an image composed of the text messages he sent her over several years. (Leah Doherty)

6. Katie Holmes Disputes Report That Daughter Suri, 18 ...

   www.aol.com/katie-holmes-disputes-report...

   Katie Holmes is setting the record straight about her daughter Suri Cruise's finances.. On Sunday, Dec. 8, Holmes, 45, shared a post on Instagram disputing a report from the Daily Mail that ...

7. Light switch - Wikipedia

   en.wikipedia.org/wiki/Light_switch

   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]