ARC VT100MKII retube and bias input tube


DOES ANYONE KNOW HOW TO BIAS THE INPUT TUBESIN A VT100MKII,or is this something that needs to be done at the factory.the output tube bias is a no brainer ,but not so for the inputs.thanks for your input.
str8naro

Showing 1 response by j_k

Contact Chris at Audio Research, he has provided me with the procedure. You will also need the schematics and parts list. You will need a DVM and small pot. adjustment tool (tweeker). I have the procedure, but it is copyrighted...