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  2. Dimmer - Wikipedia

    en.wikipedia.org/wiki/Dimmer

    Dimming can be almost instantaneous and is easily controlled by remote electronics. This development also made it possible to make dimmers small enough to be used in place (within the pattress) of normal domestic light switches. The switches generate some heat during switching and can also cause radio-frequency interference. [7]

  3. 0-10 V lighting control - Wikipedia

    en.wikipedia.org/wiki/0-10_V_lighting_control

    Dimming fluorescent ballasts and dimming LED drivers often use 0–10 V control signals to control dimming functions. In many cases, the dimming range of the power supply or ballast is limited. If the light output can only be dimmed from 100% down to 10%, there must be a switch or relay available to kill power to the system and turn the light ...

  4. 50 Times Cheap Fixes Had A Major Impact On Home Life - AOL

    www.aol.com/55-people-share-relatively-cheap...

    The only lighting my house had was from ceiling fans so most of the rooms were way too dark. Adding 4 recessed lights on a dimmer switch is under $200/room and is such a quality of life ...

  5. 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]

  6. TRIAC - Wikipedia

    en.wikipedia.org/wiki/TRIAC

    Typical use as a dimmer. Low-power TRIACs are used in many applications such as light dimmers, speed controls for electric fans and other electric motors, and in the modern computerized control circuits of many household small and major appliances.

  7. Electrical ballast - Wikipedia

    en.wikipedia.org/wiki/Electrical_ballast

    A dimmable ballast is very similar to a rapid start ballast, except that the autotransformer is connected to a dimmer. A quadrac type light dimmer can be used with a dimming ballast, which maintains the heating current while allowing lamp current to be controlled. A resistor of about 10 kΩ is required to be connected in parallel with the ...

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