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  2. List of battery sizes - Wikipedia

    en.wikipedia.org/wiki/List_of_battery_sizes

    External links. List of battery sizes. 3LR12 (4.5-volt), D, C, AA, AAA, AAAA (1.5-volt), A23 (12-volt), PP3 (9-volt), CR2032 (3-volt), and LR44 (1.5-volt) batteries (Matchstick for reference) This is a list of the sizes, shapes, and general characteristics of some common primary and secondary battery types in household, automotive and light ...

  3. Raspberry Pi - Wikipedia

    en.wikipedia.org/wiki/Raspberry_Pi

    The Raspberry Pi 5 uses a 64-bit 2.4 GHz quad-core ARM Cortex-A76 processor. The Raspberry Pi 5 uses the Broadcom BCM2712 SoC, which is a chip designed in collaboration with Raspberry Pi. The SoC features a quad-core ARM Cortex-A76 processor clocked at 2.4 GHz, alongside a VideoCore VII GPU clocked at 800 MHz.

  4. Reference designator - Wikipedia

    en.wikipedia.org/wiki/Reference_designator

    A reference designator unambiguously identifies the location of a component within an electrical schematic or on a printed circuit board. The reference designator usually consists of one or two letters followed by a number, e.g. C3, D1, R4, U15. The number is sometimes followed by a letter, indicating that components are grouped or matched with ...

  5. Battery nomenclature - Wikipedia

    en.wikipedia.org/wiki/Battery_nomenclature

    Battery numbering. IEC 60086 battery type designation system. Examples of the IEC nomenclature are batteries coded R20, 4R25X, 4LR25-2, 6F22, 6P222/162, CR17345 and LR2616J. The letters and numbers in the code indicate the number of cells, cell chemistry, shape, dimensions, the number of parallel paths in the assembled battery and any modifying ...

  6. 18650 battery - Wikipedia

    en.wikipedia.org/wiki/18650_battery

    The batteries measure 18 mm (0.71 in) in diameter by 65 mm (2.56 in) in length, giving them the name 18650. [3] The battery comes in many nominal voltages depending on the specific chemistry used. Panasonic first developed the 18650 battery in 1994 "when there was a growing need for ever smaller and lighter storage batteries that could be used ...

  7. A23 battery - Wikipedia

    en.wikipedia.org/wiki/A23_battery

    An open A23 battery showing the LR932 cells with an intact battery. The A23 battery (also referred to as 23AE, GP23A, V23GA, [1] LRV08, [2] 8LR932, [3] 8LR23, MN21, L1028 or ANSI-1181A) is a dry battery consisting of eight LR932 cells, with a nominal voltage of 12 V. It is mainly used in small electronic keychain radio devices, such as keyless ...

  8. List of Rensselaer Polytechnic Institute people - Wikipedia

    en.wikipedia.org/wiki/List_of_Rensselaer...

    Marshall Brain (1983), founder of HowStuffWorks.com. Sean O’Sullivan (1985), along with three other RPI students (Laszlo Bardos, Andrew Dressel, and John Haller), founded MapInfo on the RPI campus. Bert Sutherland, manager of Sun Microsystems laboratories. Dan Buckley (1991), president of Marvel Entertainment.

  9. Retail Price Index - Wikipedia

    en.wikipedia.org/wiki/Retail_Price_Index

    In the United Kingdom, the Retail Prices Index or Retail Price Index[1] (RPI) is a measure of inflation published monthly by the Office for National Statistics. It measures the change in the cost of a representative sample of retail goods and services. As the RPI was held not to meet international statistical standards, since 2013, the Office ...