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12BY7: Difference between revisions
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The | The ''12BY7''' is a miniature 6.5 W power pentode. The '''12BY7A''' (European designation '''EL180''') is a compatible and slightly improved version. Both are Noval-socket, all-glass types and share the EIA 9BF pinout with a number of other miniature pentode tubes of the era. | ||
==Data sheets and Links== | |||
[[File:No64.png|right|9BF socket diagram]] | |||
* [http://w140.com/12by7a.pdf General Electric 12BY7A Datasheet (PDF)] | |||
* https://en.wikipedia.org/wiki/12BV7 | |||
* [http://www.radiomuseum.org/tubes/tube_12by7.html 12BY7 @ radiomuseum.org] | |||
==Used in== | |||
* the output stage of the [[1121]] | |||
* the first stage of the [[535]], [[545|545A]], and [[555]] | |||
==Pictures== | |||
<gallery> | <gallery> | ||
12by7a 1.jpg | 12by7a 1.jpg | ||