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bn:00000965n
Noun Concept
Categories: Vacuum tubes, Acorns
EN
acorn tube
EN
A small vacuum tube; used at high frequencies WordNet 3.0
Definitions
Relations
Sources
EN
A small vacuum tube; used at high frequencies WordNet 3.0 & Open English WordNet
An acorn tube, or acorn valve, refers to any member of a family of VHF/UHF vacuum tubes starting just before World War II. Wikipedia
Family of VHF/UHF vacuum tubes Wikidata
IS A
tube
electrical device
WordNet 3.0 & Open English WordNet
EN
acorn tube
Wikipedia
EN
acorn tube
Wikidata
EN
Acorn tube

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