12BY7: Difference between revisions
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|Part_nos= | |Part_nos= | ||
|Description=miniature 6.5 W power pentode | |Description=miniature 6.5 W power pentode | ||
|Used_in=106;531;533;535;536;541;543;535;545;545A;549;555; | |Used_in=106;163;531;533;535;536;541;543;535;545;545A;549;555; | ||
|Designers= | |Designers= | ||
}}. The '''12BY7A''' (European equivalent '''EL180''') is a compatible and slightly improved version. | }}. The '''12BY7A''' (European equivalent '''EL180''') is a compatible and slightly improved version. | ||
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* [http://w140.com/12by7a.pdf General Electric 12BY7A Datasheet (PDF)] | * [http://w140.com/12by7a.pdf General Electric 12BY7A Datasheet (PDF)] | ||
* https://en.wikipedia.org/wiki/12BV7 | * https://en.wikipedia.org/wiki/12BV7 | ||
* [[tube:12by7 | 12BY7]] / [[tube:12by7a|12BY7A]] @ radiomuseum.org | * [[tube:12by7|12BY7]] / [[tube:12by7a|12BY7A]] @ radiomuseum.org | ||
==Used in== | ==Used in== | ||
Revision as of 10:15, 10 July 2022
The 12BY7 is a miniature 6.5 W power pentode vacuum tube. The 12BY7A (European equivalent EL180) is a compatible and slightly improved version.
Both are all-glass types with a B9A (Noval) miniature 9-pin base and share the EIA 9BF pinout with a number of other miniature pentode tubes of the era.
Tek part number: 154-0047-00 (12BY7A)
| Aged/Checked/Matched Pair Details | ||
|---|---|---|
| Used in | Tek Part# | S/N Range |
| 531, 533, 535, 536, 541, 543, 545, 555 | 157-0053-00 | ? |
| 106 | 157-0115-00 | Note 1 |
Note 1: Made obsolete soon after the number was allocated.
Reference:
Data sheets and Links
- General Electric 12BY7A Datasheet (PDF)
- https://en.wikipedia.org/wiki/12BV7
- 12BY7 / 12BY7A @ radiomuseum.org
