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MX40Sensibly equivalent¶ to:See also:
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The MX40 is an 1934 heptode frequency changer or mixer. This example has the grey zinc paint metallising. The oscillator voltage was designed to be 10.0 V peak to peak.The zinc paint carries the Marconi branding.The balloon envelope is 44 mm in diameter and, excluding the B5 base pins, is 112 mm tall.References: Data-sheet, 1040 & 1043. Type MX40 was first introduced in 1934. See also 1934 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | tc | g2 | g1 | g3,g5 | h | h | m,k | a | g4 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | gm |
| 4.0 | 1.0 | 250 | 80 | -3 | 0.5 |
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Updated July 08, 2023.
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