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Certain vacuum tube
Answer for the clue "Certain vacuum tube ", 7 letters:
tetrode
Alternative clues for the word tetrode
Word definitions for tetrode in dictionaries
Wikipedia
Word definitions in Wikipedia
Tetrode , also given as van Tetrode and spelled variously as Tetterode , Tetteroo , Tettero , Thetrode and Tetroe , was a Dutch medieval noble family which later became a prominent patrician family in Holland . The most famous member of this family was ...
WordNet
Word definitions in WordNet
n. a thermionic tube having four electrodes
Usage examples of tetrode.
By implanting a unique tetrode transistor into the brain stem, then using a modified broadcast transmitter to emit the proper signal, I can control the behavior of the recipients.
So we built what I call a tetrode, a shielded grid tube, and then I switched from potassium to cesium oxide.