Hi, I just have a question...If and when it's time to replace the EL-34 Tubes in my head from them wearing out or I just want to try something different in an EL-34, What should the Bias be set to. I can't seem to find that info any place. Thanks,
David A.Topp
Hello,
Regarding your question, we biasing should be carried out by a qualified engineer, if you are an engineer please contact our service department on 01908 375411.
Dave.. - David Topp 09 Jan 2017 at 03:36 PM