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  2. List of EIA standards - Wikipedia

    en.wikipedia.org/wiki/List_of_EIA_standards

    The later color video version is RS-170A which shows color burst and the 4 color field sequence of NTSC. The RS-170A version is only a tentative standard, and was never formally adopted. NAB Engineering Handbook Seventh Edition. [1] EIA-189A Formerly RS-189A. Encoded color bar signal (preceded SMPTE color bars). EIA-198 EIA RS-198-A? EIA RS-198 ...

  3. List of battery sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_sizes

    Commonly used in disposable electronic cigarettes. 14250: Lithium ion 1 ⁄ 2 AA 300 14: 25 Same size as 1 ⁄ 2 AA cell. Used in the flashlight Lummi RAW. 14300: Lithium ion 3 ⁄ 5 AA 520, 540 14: 30 Slightly longer than a 14250 due to an integrated Micro-USB receptacle and charging controller.

  4. Quantum dot - Wikipedia

    en.wikipedia.org/wiki/Quantum_dot

    The size focusing is optimal when the monomer concentration is kept such that the average nanocrystal size present is always slightly larger than the critical size. Over time, the monomer concentration diminishes, the critical size becomes larger than the average size present, and the distribution defocuses. Cadmium sulfide quantum dots on cells

  5. ASCII - Wikipedia

    en.wikipedia.org/wiki/ASCII

    ASCII (/ ˈ æ s k iː / ⓘ ASS-kee), [3]: 6 an acronym for American Standard Code for Information Interchange, is a character encoding standard for electronic communication. . ASCII codes represent text in computers, telecommunications equipment, and other devic

  6. Paper size - Wikipedia

    en.wikipedia.org/wiki/Paper_size

    Paper size standards govern the size of sheets of paper used as writing paper, stationery, cards, and for some printed documents. The ISO 216 standard, which includes the commonly used A4 size, is the international standard for paper size.

  7. 20-pair colour code (Australia) - Wikipedia

    en.wikipedia.org/wiki/20-pair_colour_code...

    The 20-pair colour code is a colour code used in Australia to identify individual conductors in a kind of electrical telecommunication wiring for indoor use, known as twisted pair cables. The colours are applied to the insulation that covers each conductor.

  8. Cleco (fastener) - Wikipedia

    en.wikipedia.org/wiki/Cleco_(fastener)

    Cleco (Cleko) fasteners on an aircraft wing. A cleco, also spelled generically cleko, is a temporary fastener developed by the Cleveland Pneumatic Tool Company. [1] Widely used in the manufacture and repair of aluminum-skinned aircraft, it is used to temporarily fasten sheets of material together, or to hold parts such as stiffeners, frames etc together, before they are permanently joined.

  9. USB hardware - Wikipedia

    en.wikipedia.org/wiki/USB_hardware

    The 24-pin double-sided connector provides four power–ground pairs, two differential pairs for USB 2.0 data (though only one pair is implemented in a USB-C cable), four pairs for SuperSpeed data bus (only two pairs are used in USB 3.1 mode), two "sideband use" pins, V CONN +5 V power for active cables, and a configuration pin for cable ...