In Reply to: The case of the squealing amp posted by 91derlust on November 24, 2015 at 23:50:03:
hey 91
Tidy up the internal connections with some shielded cables, ground the shield on one side only. Make sure you have grid stops on all grids. Sounds like parasitic oscillations...
Have fun
Stuben
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Follow Ups
- RE: The case of the squealing amp - Stuben 11/25/1515:46:39 11/25/15 (0)