The Osram DEH612 is is a dull emitter triode for general purpose applications.The valve has the Type designation lettering etched into the glass as well as the Osram Valve logo.See also DEH612 for a slightly later version.The balloon envelope is 56 mm in diameter, and excluding the B4 base pins is 95 mm tall.Reference: 1043. Type DEH612 was first introduced in 1927. See also 1927 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 |
| 6.0 | 0.1 | 150 | - | - | 33,000 | 0.6 |
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Updated May 12, 2016.
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