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PM2Sensibly equivalent¶ to:See also:
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The PM2 is an audio output triode. The filament is for accumulator use and the anode is designed for dry battery operation with a maximum anode voltage of 135 Volts. The output power is not quoted but will be less than one Watt.The balloon envelope is 43 mm in diameter and excluding the B4 base pins, is 90 mm tall.Reference: 1043. Type PM2 was first introduced in 1926. See also 1926 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | a | g1 | f | f |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm |
| 2.0 | 0.15 | 100 | -10.5 | 4 | 8,750 | 0.62 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm |
| 2.0 | 0.2 | 135 | -10.5 | 6 | 4,400 | 1.7 |
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Updated March 22, 2022.
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