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Silverface Vibrolux motorboating ?

7/21/2000 3:03 AM
JCS
Silverface Vibrolux motorboating ?
Hi All, I have a SFV that is motorboating. It's OK at low volume, but when you turn it up it starts going off. I just blackfaced it and changed all the electrolytic caps, but no coupling or disk caps. I also tried to clean up the lead dress as I went. On the tube amp debuging page it talks about B+ decoupling caps being the problem. Could someone explain this or anything else that would solve this problem ? Thanks JCS

 
Replies:
R.G. If you just changed all the electro... -- 7/22/2000 1:39 PM