The 1D7 is a pentagrid converter (heptode) on an IO base introduced in 1938. Electrically it is equivalent to the UX6 based 1A6E.Reference: Data-sheet. Type 1D7 was first introduced in 1937. See also 1937 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | tc |  m | f+ | a | g3,g5 | g1 | g2 | f- | nc | g4 |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | 
| 1.4 | 0.06 | 135 | 67.5 | -3 | 1.3 | 2.5 | 0.6M | 0.3 |
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Updated January 06, 2022.
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