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  2. Recessed light - Wikipedia

    en.wikipedia.org/wiki/Recessed_light

    The luminous trims combine the diffused quality of lensed trim but with an open downlight component. Adjustable trim allows for the adjustment of the light whether it is eyeball style, which protrudes from the trim or gimbal ring style, which adjusts inside the recess. These lights allow for full versatility. [4]

  3. Thermal management of high-power LEDs - Wikipedia

    en.wikipedia.org/wiki/Thermal_management_of_high...

    LED power dissipation is modeled as a current source; thermal resistance is modeled as a resistor; and the ambient temperature is modeled as a voltage source. High power light-emitting diodes (LEDs) can use 350 milliwatts or more in a single LED. Most of the electricity in an LED becomes heat rather than light – about 70% heat and 30% light. [1]

  4. 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 ]

  5. LED circuit - Wikipedia

    en.wikipedia.org/wiki/LED_circuit

    In CC drivers, the voltage changes while the current stays the same. CC drivers are used when the electrical load of the LED circuit is either unknown or fluctuates, for example, a lighting circuit where a variable number of LED lamp fixtures may be installed. As an LED heats up, its voltage drop decreases (band gap decrease [1]). This can ...

  6. Philips - Wikipedia

    en.wikipedia.org/wiki/Philips

    Gerard Philips (1858–1942), founder. The Philips Company was founded in 1891, by Dutch entrepreneur Gerard Philips and his father Frederik Philips. Frederik, a banker based in Zaltbommel, financed the purchase and setup of an empty factory building in Eindhoven, where the company started the production of carbon-filament lamps and other electro-technical products in 1892.

  7. Sudanese civil war (2023–present) - Wikipedia

    en.wikipedia.org/wiki/Sudanese_civil_war_(2023...

    A civil war between two major rival factions of the military government of Sudan began during Ramadan on 15 April 2023. The two opponent factions consist of the Sudanese Armed Forces (SAF) under Abdel Fattah al-Burhan and the paramilitary Rapid Support Forces (RSF) and its allies (collectively the Janjaweed coalition) under the Janjaweed leader Hemedti. [19]

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