The Cossor DVS-Pen is a vari_μ RF pentode from 1933 designed for receivers in areas where DC mains was the only choice and thus series heater chains were required. For AC mains sets the MVS-Pen was the alternative.The straight version was the DS/Pen.
The reverse is plain.The balloon envelope is 44 mm in diameter and, excluding the B5 base pins, is 127 mm tall.References: Data-sheet, & 1043. Type DVS-Pen was first introduced in 1933. See also 1933 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | tc |  g2 | g1 | h | h | k,g3 | a |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | gm | 
| 16.0 | 0.25 | 200 | 100 | -1.5 | 3.0 | 1.7 | 2.0 |
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Updated September 08, 2024.
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