ARC VT100MKII retube and bias input tube

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...

Go to radio shack & buy an autoranging multimeter & a set of probes (or adapters ) that will grip the contact point & then follow the above advice.