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  2. Bulkhead - Wikipedia

    en.wikipedia.org/wiki/Bulkhead

    Bulkhead (stability pattern), a stability pattern used to protect distributed software applications; Bulkhead light, a traditionally oval style of light fitting that originated in nautical settings. They are usually weatherproof and have robust casings making them suitable for outdoor or industrial applications.

  3. Photoresistor - Wikipedia

    en.wikipedia.org/wiki/Photoresistor

    Three photoresistors with scale in mm Large CdS photocell from a street light. A photoresistor is less light-sensitive than a photodiode or a phototransistor.The latter two components are true semiconductor devices, while a photoresistor is a passive component that does not have a PN-junction.

  4. Twilight switch - Wikipedia

    en.wikipedia.org/wiki/Twilight_switch

    A twilight switch is an electronic component that allows the automatic activation of a lighting circuit when natural light drops in a given environment. Among a large number of uses, the most common is to enable automatic lighting of streets, roads, highways, roads, gardens, courtyards, etc., when sunlight drops below a certain level (e.g.: a ...

  5. Lightbox - Wikipedia

    en.wikipedia.org/wiki/Lightbox

    When laid flat, it may be called a light table. Generally, a lightbox uses light similar to daylight (5,000–6,000 kelvins (K)) and has uniform light strength on the glass pane. [3] In the form of vertical panels, they can also be found mounted on the walls of hospitals and medical offices to review X-ray images (X-ray illuminator). [4]

  6. Photodetector - Wikipedia

    en.wikipedia.org/wiki/Photodetector

    Responsivity: The output current divided by total light power falling upon the photodetector. Noise-equivalent power: The amount of light power needed to generate a signal comparable in size to the noise of the device. Detectivity: The square root of the detector area divided by the noise equivalent power.

  7. How investigators caught, tried convicted 1998 antifreeze killer

    www.aol.com/investigators-caught-tried-convicted...

    In an encore “20/20” airing Dec. 27 at 9 p.m. ET, the show, which originally aired in 2023, tells the story of Julie Jensen, the mother of two who was found dead in her bed in 1998.

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