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6SF5Sensibly equivalent¶ to:CV1972
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The 6SF5 is a high gain triode designed for RC coupled voltage amplifier use in audio equipment, especially vehicle battery powered sets. The 12SF5 differs only in heater rating.The 6F5 has the control grid taken to the top cap.The 12SF5 is the same valve but equipped with a 12.6 Volt heater.![](../pics/aai0668a.jpg)
Made for Canadian General Electric Co. Ltd.The thin metal tube envelope is 25 mm in diameter, and excluding the IO base pins is 51 mm tall.References: Data-sheet & 1043. Type 6SF5 was first introduced in 1938. See also 1938 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ![](../static/key.gif) m | k | g1 | nc | a | nc | h | h |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | μ | ![](../static/pdflogo.gif)
| 6.3 | 0.3 | 200 | -2 | 0.9 | 66,000 | 1.15 | 100 |
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Updated March 07, 2024.
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