IMO, you will do better to CCS load the 1st gain block and eliminate the cathode resistor bypass capacitor. I believe that THE place for contact, AKA grid leak, bias is in the 2nd gain block.
Please refer to the attached schematic.
Eli D.
68.36.161.38
In Reply to: RE: 12AX7A contact-potential biasing posted by Brian C. on May 11, 2008 at 06:50:14
IMO, you will do better to CCS load the 1st gain block and eliminate the cathode resistor bypass capacitor. I believe that THE place for contact, AKA grid leak, bias is in the 2nd gain block.
Please refer to the attached schematic.
Eli D.
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