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12A6Sensibly equivalent¶ to:
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The 12A6 was designed for use as a single end audio output stage for radio receivers. The Ferranti details give a cathode resistor of 375 Ω and a load resistance of 7,500 Ω. The original design was American.![](../pics/abx0001a.jpg)
The reverse of the envelope is plain.The thin metal tube envelope is 25 mm in diameter and, excluding the IO base pins, is 67 mm tall.References: Data-sheet, Data & 1040 Type 12A6 was first introduced in 1942. See also 1942 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ![](../static/key.gif) m | h | a | g2 | g1 | nc | h | k |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | Pout | ![](../static/pdflogo.gif)
| 12.6 | 0.15 | 250 | 250 | -12.5 | 30 | 3.5 | 70k | 3.0 | 2.4 |
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Updated January 20, 2023.
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