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CV1653Sensibly equivalent¶ to:
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The CV1653 is the UK government designation for the STC 3A/108A telephone repeater triode. The design dates from 1947 and the CV specification was based on the 4020A.The classic envelope is 45 mm in diameter, and excluding the UV base pins is 103 mm tall.Reference: Data-sheet. Type CV1653 was first introduced in 1947. See also 1947 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 |  g1 | f- | f+ | a |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | μ | 
| 2.0 | 0.2 | 160 | -1.5 | - | 50,000 | 0.6 | 30 |
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Updated November 26, 2013.
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