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{%type%} Definitions

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Short "hint"

n. - A thermionic tube having five electrodes.

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Usage examples (7)
  • Graphical Symbol in full simplified diode, indirectly heated duodiode, indirectly heated or triode, indirectly heated or duotriode with separated cathodes, indirectly heated,...
  • It uses a 12AF6 / BD6 remote-cutoff pentode and a 12AV7 dual triode.
  • But ask them to build a push-pull amplifier using pentode vacuum tubes and adjustable gain control and they wouldn't have clue one.
  • In triode mode, of course, the screen grids of the KT88 pentode tubes are tied to the plates, and the tubes operate as indirectly heated triodes.
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