Vintage dave
6197 resists forming cathode interface layer
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Jadney
no edit summary
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−25
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Peter
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−73
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used in 535A not 545A
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Kurt
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Created page with "The '''6197''' is a sharp-cutoff power pentode in a glass package with a Noval base. ==Links== * [http://www.radiomuseum.org/tubes/tube_6197.html 6197 @ radiomuseum.org] * [..."
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