bn:03743541n
Noun Concept
Categories: Electronics stubs, Vacuum tubes
EN
300B  WE300B
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In electronics, the 300B is a directly-heated power triode vacuum tube with a four-pin base, introduced in 1938 by Western Electric to amplify telephone signals. Wikipedia
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EN
In electronics, the 300B is a directly-heated power triode vacuum tube with a four-pin base, introduced in 1938 by Western Electric to amplify telephone signals. Wikipedia
Wikipedia
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Wikidata
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Wikidata Alias
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