Hello,
I had these amplifier.
4x 12AT7 and 4x EL34, bias: 280mV
http://www.vtl.com/pages/bias.html
http://www.manleylabs.com/containerpages/7575.html
I had these amplifier.
4x 12AT7 and 4x EL34, bias: 280mV
http://www.vtl.com/pages/bias.html
http://www.manleylabs.com/containerpages/7575.html