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CV2570Sensibly equivalent¶ to:
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The CV2570 is a military marked 210HF. This battery triode was designed for HF use, and in those days a few MHz was high frequency. It is a receiver valve from the days of the TRF (tuned radio frequency) receiver.The balloon envelope is 40 mm in diameter and, excluding the B4 base pins, is 79 mm tall.References: Data-sheet & 1040. |
Pin Connections
| 1 | 2 | 3 | 4 |  a | g1 | f | f |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | 
| 2.0 | 0.1 | 150 | -3 | 1.6 | 15,800 | 1.5 |
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Updated October 13, 2013.
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