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  2. Wireless light switch - Wikipedia

    en.wikipedia.org/wiki/Wireless_light_switch

    Dimmer light switch with RF-based remote control [1] A wireless light switch is a light switch that commands a light or home appliance to turn itself off or on, instead of interrupting the power line going to the light fixture. There are different ways to communicate between the switch and the fixture: [2]

  3. Light switch - Wikipedia

    en.wikipedia.org/wiki/Light_switch

    A toggle light switch Internal components of a toggle switch. The toggle mechanism provides "snap-action" through the use of an "over-center" geometry. The design was patented in 1916 by William J. Newton and Morris Goldberg. [2] The switch actuator does not control the contacts directly, but through an intermediate arrangement of springs and ...

  4. Lighting control system - Wikipedia

    en.wikipedia.org/wiki/Lighting_control_system

    The benefit of architectural lighting control systems in the theater is the ability for theater staff to turn worklights and house lights on and off without having to use a lighting control console. Alternately, the light designer can control these same lights with light cues from the lighting control console so that, for instance, the ...

  5. Backlight - Wikipedia

    en.wikipedia.org/wiki/Backlight

    To overcome the aforementioned challenges with RGB and white LED backlights an 'advanced remote phosphor' [20] LED technology has been developed by NDF Special Light Products, specifically for high-end and long-life LCD applications such as cockpit displays, [21] air traffic control displays, and medical displays. This technology uses blue pump ...

  6. LC circuit - Wikipedia

    en.wikipedia.org/wiki/LC_circuit

    The two-element LC circuit described above is the simplest type of inductor-capacitor network (or LC network). It is also referred to as a second order LC circuit [ 1 ] [ 2 ] to distinguish it from more complicated (higher order) LC networks with more inductors and capacitors.

  7. Level crossing - Wikipedia

    en.wikipedia.org/wiki/Level_crossing

    The Port Botany railway line was later deviated in March 1960 to release land for new Qantas hangars with sharp curves that avoided the runway. [ 40 ] [ 41 ] On 18 June 1950, a Douglas DC-3 operating for Ansett Australia was involved in a ground collision with a freight train at the crossing. [ 42 ]

  8. Turn On the Lights (song) - Wikipedia

    en.wikipedia.org/wiki/Turn_On_the_Lights_(song)

    "Turn On the Lights" is a song by American rapper Future, released on April 13, 2012 as the fourth single (and fifth overall) from his debut studio album Pluto. It peaked at number 50 on the US Billboard Hot 100 , number two on the Hot R&B/Hip-Hop Songs chart , and number one on the Top Heatseekers chart , making it the album's most successful ...

  9. Light Switch (song) - Wikipedia

    en.wikipedia.org/wiki/Light_Switch_(song)

    "Light Switch" is a song recorded and produced by American singer-songwriter Charlie Puth. It was released on January 20, 2022, as the lead single from his third studio album, Charlie (2022). [ 2 ] Puth wrote the song alongside Jacob Kasher Hindlin and Jake Torrey. [ 3 ]