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CV1438Sensibly equivalent¶ to:
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The CV1438 is a design from WWII. It is a sensitive audio output beam tetrode and with a power output of 4.3W was suited to low power public address systems etc.The classic envelope is 42 mm in diameter and, excluding the IO base pins, is 120 mm tall.References: Data-sheet & 1040. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | m | h | a | g2 | g1 | nc | h | k |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | gm | Pout | D |
| 6.3 | 0.95 | 250 | 250 | -4.4 | 40 | 8.5 | 10.5 | 4.3W | 8% |
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Updated January 07, 2022.
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