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pentode
vs.
triode
BACK TO
triode
pentode vs. triode
pentode
[
pen
-tohd ]
show ipa
noun
a vacuum tube having five electrodes, usually a plate, three grids, and a cathode, within the same envelope.
triode
[
trahy
-ohd ]
show ipa
noun
a vacuum tube containing three elements, usually anode, cathode, and control grid.