12BY7A: Difference between revisions
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Both the 12BY7 and the slightly improved 12BY7A are all-glass types with a {{B9A base}} and share the EIA 9BF pinout with a number of other miniature pentode tubes of the era. | Both the 12BY7 (1951) and the slightly improved 12BY7A (1954/1955) are all-glass types with a {{B9A base}} and share the EIA 9BF pinout with a number of other miniature pentode tubes of the era. | ||
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[[File:No64.png|right| 9BF socket diagram]] | [[File:No64.png|right| 9BF socket diagram]] | ||
* [[Media:GE 12BY7A data sheet.pdf|General Electric 12BY7A data sheet]] | * [[Media:GE 12BY7A data sheet.pdf|General Electric 12BY7A data sheet]] | ||
* [[wikipedia:12BV7|12BV7 @ Wikipedia]] | * [[wikipedia:12BV7|12BV7, 12BY7, 12BY7A @ Wikipedia]] | ||
* [[tube:12by7|12BY7]] / [[tube:12by7a|12BY7A]] @ radiomuseum.org | * [[tube:12by7|12BY7]] / [[tube:12by7a|12BY7A]] / [[tube:el180|EL180]] @ radiomuseum.org | ||
==Used in== | ==Used in== |
Revision as of 05:54, 21 September 2023
The 12BY7A (European: EL180) (P/N 154-047,154-0047-00) is a miniature 6.5 W power pentode vacuum tube.
Both the 12BY7 (1951) and the slightly improved 12BY7A (1954/1955) 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.
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 data sheet
- 12BV7, 12BY7, 12BY7A @ Wikipedia
- 12BY7 / 12BY7A / EL180 @ radiomuseum.org
Used in
Some instruments using part 12BY7A
Instrument | Manufacturer | Class | Model | Description | Introduced |
---|---|---|---|---|---|
106 | Tektronix | Pulse generator | 106 | Pulse generator | 1966 |
163 | Tektronix | Plug-in | 163 | Pulse Generator Module | 1952 |
3A75 | Tektronix | Plug-in | 3A75 | 4 MHz amplifier plugin | 1964 |
3B5 | Tektronix | Plug-in | 3B5 | Automatic time base plug-in | 1966 |
524 | Tektronix | Oscilloscope | 524AD | TV waveform monitoring scope | 1953 |
531 | Tektronix | Oscilloscope | 531 | 10 MHz oscilloscope | 1954 |
533 | Tektronix | Oscilloscope | 533 | 15 MHz oscilloscope | 1958 |
535 | Tektronix | Oscilloscope | 535 | 10 (15) MHz dual-timebase scope | 1954 |
535 | Tektronix | Oscilloscope | 535 | 10 (15) MHz dual-timebase scope | 1954 |
536 | Tektronix | Oscilloscope | 536 | 11 MHz X–Y oscilloscope | 1957 |
541 | Tektronix | Oscilloscope | 541 | 30 MHz oscilloscope | 1955 |
543 | Tektronix | Oscilloscope | 543 | 30 MHz oscilloscope | 1958 |
545 | Tektronix | Oscilloscope | 545 | 30 (33) MHz oscilloscope | 1955 |
545A | Tektronix | Oscilloscope | 545A | 30 (33) MHz oscilloscope | 1959 |
549 | Tektronix | Oscilloscope | 549 | 30 MHz storage oscilloscope | 1965 |
555 | Tektronix | Oscilloscope | 555 | Dual beam 30 MHz scope | 1959 |
75 | Tektronix | Plug-in | 75 | 4 MHz amplifier plug-in | 1961 |
Pictures
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RCA/Tektronix 12BY7As
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RCA/Tektronix 12BY7As
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RCA/Tektronix 12BY7As