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L22/DDSensibly equivalent¶ to:CV3533
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The Mazda L22/DD is a battery double diode triode designed for broadcast radio reception.
The MO base pins.Thanks to Mark Mallison for sending the images.The classic envelope is mm in diameter and, excluding the MO base pins, is mm tall.References: Data-sheet & Data. Type L22/DD was first introduced in 1939. See also 1939 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | tc |  f(-) | nc | a | nc | a(d2) | m | a(d1) | f(+) | g1 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vg | mAa | ra | gm | μ | 
| 2.0 | 0.1 | 150 | -3.0 | 4.0 | 10,000 | 1.85 | 18.5 |
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Updated July 21, 2023.
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