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tetrode

[ te-trohd ]

noun

, Electronics.
  1. a vacuum tube containing four electrodes, usually a plate, two grids, and a cathode.

tetrode

/ ˈtɛtrəʊd /

noun

  1. an electronic valve having four electrodes, namely a cathode, control grid, screen grid, and anode
  2. modifier (of a transistor) having two terminals on the base or gate to improve the performance at high frequencies

tetrode

/ tĕt′rōd′ /

  1. A four-element electron tube containing an anode , cathode , control grid , and additional electrode called the screen . They function in the same manner as triode , but are more effective at higher frequencies due to the effect of the screen.
  2. See more at screenSee also pentode

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Word History and Origins

Origin of tetrode1

First recorded in 1900–05; tetr- + -ode 1

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