The AC/VHPB is a vari-μ RF pentode. The printing on the zinc paint over the glass gives the heater voltage and the maximum anode voltage.![](../pics/abi0051a.jpg)
The reverse is plain.The classic envelope is 38 mm in diameter and, excluding the B7 base pins, is 97 mm tall.Reference: 1043. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | tc | ![](../static/key.gif) m | a | g3 | h | h | k | g2 | g1 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | gm | ![](../static/key.gif)
| 4.0 | 0.65 | 250 | 250 | -1.0 | 10.0 | 2.5 | 4.0 |
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Updated October 15, 2019.
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