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  2. LED lamp - Wikipedia

    en.wikipedia.org/wiki/LED_lamp

    Some models of LED lamps are compatible with dimmers. LED lamps often have directional light characteristics. The best of these lamps, as of 2022, are more power-efficient than compact fluorescent lamps [72] [better source needed] and offer lifespans of 30,000 or more hours, reduced if operated at a higher temperature than specified.

  3. 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 ]

  4. Digital Addressable Lighting Interface - Wikipedia

    en.wikipedia.org/wiki/Digital_Addressable...

    Digital Addressable Lighting Interface (DALI) is a trademark for network-based products that control lighting.The underlying technology was established by a consortium of lighting equipment manufacturers as a successor for 1-10 V/ 0–10 V lighting control systems, and as an open standard alternative to several proprietary protocols.

  5. Dimmer - Wikipedia

    en.wikipedia.org/wiki/Dimmer

    A common dual dimmer module used in stage lighting A dimmer. A dimmer is a device connected to a light fixture and used to lower the brightness of the light.By changing the voltage waveform applied to the lamp, it is possible to lower the intensity of the light output.

  6. Phase-out of incandescent light bulbs - Wikipedia

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

    The color temperature of incandescent bulbs – essentially the actual temperature of the hot filament – decreases as the voltage applied is reduced by a dimmer, and the light becomes visibly "warmer"; this does not happen with other technologies. However, Philips has designed LED bulbs that mimic this phenomenon when dimmed. [171]

  7. Lumileds - Wikipedia

    en.wikipedia.org/wiki/Lumileds

    In March 2015, Lumileds parent company Philips agreed to sell an 80.1 percent stake in the business to the investment fund, Go Scale. [2] In October 2015, Financial Times reported that the Committee on Foreign Investment in the United States (CFIUS) regulatory body may block the $2.9B deal owing to fears of Chinese subversion of the US high ...

  8. Pulse-width modulation - Wikipedia

    en.wikipedia.org/wiki/Pulse-width_modulation

    For example, switching only has to be done several times a minute in an electric stove; 100 or 120 Hz (double of the utility frequency) in a lamp dimmer; between a few kilohertz (kHz) and tens of kHz for a motor drive; and well into the tens or hundreds of kHz in audio amplifiers and computer power supplies. Choosing a switching frequency that ...

  9. Vari-Lite - Wikipedia

    en.wikipedia.org/wiki/Vari-Lite

    The company subsequently incorporated as Vari-Lite Inc. [8] and struck distribution deals to introduce the product into international markets. [citation needed]The Series 200 system launched in 1987, featuring the Artisan Control Console and two new luminaires: the VL2—a direct descendant of the VL1—and the VL3, based on the VL-Zero.