- a vacuum tube containing four electrodes, usually a plate, two grids, and a cathode.
Origin of tetrode
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an electronic valve having four electrodes, namely a cathode, control grid, screen grid, and anode
- (modifier) (of a transistor) having two terminals on the base or gate to improve the performance at high frequencies
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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