Wiktionary

photopentodes

English

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Noun

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photopentodes

  1. plural of photopentode
    • 2016, D. Fujimoto, C. Hearty, “Characterization of the Aging and Excess Noise of a Hamamatsu Fine Mesh Photopentode”, in arXiv‎[1]:
      The excess noise factor and the aging characteristics of 16 Hamamatsu R11283 photopentodes have been tested.
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