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CV1041Sensibly equivalent¶ to:See also:
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The valve is marked CV1041 and the paper label gives PM2M. The CV1041 commercial equivalent is the PM12M. The PM12M is a variable-mu amplifier pentode with a 2 Volt filament.The filament is for accumulator use and the anode is designed for dry battery operation with a maximum anode voltage of 150 Volts. The classic envelope is 42 mm in diameter and excluding the B4 base pins, is 106 mm tall.References: Data-sheet & 1040. Type CV1041 was first introduced in 1933. See also 1933 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | tc |  g2 | g1 | f | f | a |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | gm | 
| 2.0 | 0.18 | 150 | 90 | 0 | 2.5 | 0.5 | 1.4 |
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Updated December19, 2013.
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