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Tweakers' Asylum Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ. |
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Tweakers' Asylum Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ. |
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I have a heathkit AA-30 power amp 6bq5 output tubes. the right channel tube plates get red after about one min. of operation. these tubes are cathode biased. any thoughts/help is appreciated
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Topic - red hot plates! help! - bobsmog 20:02:47 03/20/02 (4)
- assuming that the cathode resistor on your right-channel - Quest 22:31:11 03/20/02 (1)
- Yeah, didn't think of that. - Poindexter 10:35:04 03/21/02 (0)
- Check the cathode resistor. - Poindexter 22:26:23 03/20/02 (0)
- Post in tubes! Have you checked the bias? - Tromatic 20:26:06 03/20/02 (0)
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