How to bias Jolida 502Bbrc?

Got a second hand Jolida 502brc int amp but no owners manual. Can anyone explain how to bias the tubes? Many thanks.

tbromgard12-22-2012 2:58pm

mechans Details Discussions Posts This discussion Message User 3,048 posts 12-23-2012 at 04:14am Copy Comment URL Report Comment Edit Delete Are you certain it has a manual bias adjustment and is not autobiased?