Tubes Asylum Questions about tubes and gear that glows. FAQ |
|
In Reply to: Quiet & Humming! posted by tube Tom on June 10, 2009 at 12:35:02:
between the heater and the cathode. This is a bane of these noval button base types. Who knows? The tube may not have failed on its own. Often they have help when this happens. You could try it with DC heating. Sadly even if you cure the gross hum you may find it has become a detector of all kinds of things the bad hum was masking.
This post is made possible by the generous support of people like you and our sponsors:
Follow Ups
- insulation breakdown - elektron 06/10/0915:34:00 06/10/09 (1)
- RE: insulation breakdown - tube Tom 12:09:43 06/11/09 (0)