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10F9Sensibly equivalent¶ to:W118 W145See also:
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The 10F9 is a screened variable μ pentode for AGC controlled IF amplification in superhet receivers.Thanks to Jonathan Marsh for the image.The thin glass tube envelope is 20 mm in diameter, and excluding the B8A base pins is 51 mm tall.Reference: 1040. Type 10F9 was first introduced in 1947. See also 1947 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |  h | a | s | g3 | g2 | g1 | k | h |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm |
| 13.0 | 0.1 | 175 | 100 | -2.5 | 7.0 | 2.0 | 1M | 2.3 |
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Updated December18, 2020.
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