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  2. Kibble balance - Wikipedia

    en.wikipedia.org/wiki/Kibble_balance

    It was originally known as a watt balance because the weight of the test mass is proportional to the product of current and voltage, which is measured in watts. In June 2016, two months after the death of its inventor, Bryan Kibble , metrologists of the Consultative Committee for Units of the International Committee for Weights and Measures ...

  3. Volt-ampere - Wikipedia

    en.wikipedia.org/wiki/Volt-ampere

    1 kg⋅m 2 ⋅s −3 The volt-ampere ( SI symbol : VA , [ 1 ] sometimes V⋅A or V A ) is the unit of measurement for apparent power in an electrical circuit . It is the product of the root mean square voltage (in volts ) and the root mean square current (in amperes ). [ 2 ]

  4. Watt - Wikipedia

    en.wikipedia.org/wiki/Watt

    The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m 2 ⋅s −3. [ 1 ] [ 2 ] [ 3 ] It is used to quantify the rate of energy transfer .

  5. Kathrein - Wikipedia

    en.wikipedia.org/wiki/Kathrein

    Kathrein-Werke KG is a German manufacturer of antenna systems and related electronics. The company was founded in Rosenheim (Upper Bavaria) in 1919 and is still headquartered there. [1] It is the world's oldest and largest antenna manufacturer, valued at about $1.8 billion in 2015. [2]

  6. Switched-mode power supply - Wikipedia

    en.wikipedia.org/wiki/Switched-mode_power_supply

    0.12 W/cm 3, 88 W/kg [28] Smaller than linear power supply. Compared to linear, a SMPS that is 20 kHz is 1/4, 100–200 kHz is 1/8, and 200 kHz–1 MHz types can be even smaller. [28]: 5–8 A transformer's power handling capacity of given size and weight increases with frequency provided that hysteresis losses can be kept down. Therefore, a ...

  7. Klipsch Audio Technologies - Wikipedia

    en.wikipedia.org/wiki/Klipsch_Audio_Technologies

    Klipsch Audio Technologies / ˈ k l ɪ p ʃ / (also referred to as Klipsch Speakers or Klipsch Group, Inc.) is an American loudspeaker company based in Indianapolis, Indiana.Founded in Hope, Arkansas, in 1946 as 'Klipsch and Associates' by Paul W. Klipsch, the company produces loudspeaker drivers and enclosures, as well as complete loudspeakers for high-end, high-fidelity sound systems, public ...

  8. Berg connector - Wikipedia

    en.wikipedia.org/wiki/Berg_connector

    The power cable from the ATX power supply consists of 20 AWG wire to a 4-pin female connector. [1] The plastic connector housing is most often white, as shown ( TE Connectivity / AMP 171822-4), but black is also common.

  9. Orders of magnitude (energy) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(energy)

    10 20 1.4×10 20 J Total energy released in the 1815 Mount Tambora eruption [209] 2.33×10 20 J Kinetic energy of a carbonaceous chondrite meteor 1 km in diameter striking Earth's surface at 20 km/s. [210] Such an impact occurs every ~500,000 years. [211] 2.4×10 20 J Total latent heat energy released by Hurricane Katrina [212] 5×10 20 J