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Old 08-07-2026, 10:44 AM
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Yamamaya42 Yamamaya42 is offline
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According to the SAMS, there are 2 resistors on the grid of the output, 1 820k 5% pull down, and a 1.5m pull up, tied to the tube side of the 470 ohm resister powering the tube, SAMS also says grid 1 voltage should be -14v, reference from the 140/145v source.
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