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- Sat Jan 07, 2017 12:46 pm
- Forum: Technical Discussion
- Topic: Hall VVR3 fizzy sound
- Replies: 9
- Views: 1242
Re: Hall VVR3 fizzy sound
I had also built a fixed bias Marshall type amp with VVR (started out as a JCM800/Plexi but ended up rather like a Jubilee) . I had also built the VVR myself, but it musty be very similar to Hall's. My amp also has this abrupt bias increase at about %20 pot position. I even thought that the pots wer...