Tubes Asylum

Questions about tubes and gear that glows. FAQ

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Re: Have I got a bad preamp tube?

Posted by DaveInVA on July 6, 2001 at 08:40:01:
If you kept your old tubes try swapping the old ones back in and see if the problem goes away. If it doesn't go away it could be a capacitor breaking down (like a coupling cap). A bad solder joint could also cause a random noise like that.