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C301ASensibly equivalent¶ to:
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The C301A is a battery amplifier triode from the 1920's. The filament is thoriated tungsten.Thanks to Dan Absher for the picture.The balloon envelope is mm in diameter, and excluding the UV base pins is mm tall.Reference: 1047. Type C301A was first introduced in 1922. See also 1922 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 |  f | a | g1 | f |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va |
| 5.0 | 0.3 | 0.25 |
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Updated February 04, 2014.
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