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| previous: Marc I have a real head scratcher here.<... -- 1129259601 |
| jbrew73 | Re: Gemini I phase inverter distortions i had a very similar problem with a b25 https://schematicheavencom.secure.powweb.com/ampegamps/b25.pdf the voltages were a little high as are yours. i think i replaced the 270k plate resistor even though it ohmed out fine and that fixed the problem. the resistor most have been failing under a load. i don't remember the detail very well but i would try replacing the plate,cathode and screen resistors and see what happens. |
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| Marc Thanks, Jbrew73. |