The VP4C was made in England by the Hungarian Tungsram company. VP4C is a variable μ RF pentode for broadcast receivers and dates to 1938.The original VP4 was a Mullard/Philips design from the early 1930s.The classic envelope is 43 mm in diameter and, excluding the B7 base pins, is 112 mm tall.References: 1043. Type VP4C was first introduced in 1938. See also 1938 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | tc |  m | g1 | g3 | h | h | k | g2 | a |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm |
| 4.0 | 0.65 | 250 | 250 | -1 | 10.0 | 2.5 | 1M | 4.0 |
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Updated December13, 2012.
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