What is the voltage To bias a marantz 8b?

I have a marantz 8b and the bias meter doesn't work, I am looking to bias my output tubes and want to know what voltage is appropriate .... can anyone help me answer this question?

kellymack02-16-2020 8:16pm

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millercarbon Details Discussions Posts This discussion 12,531 posts 02-16-2020 at 08:28pm Copy Comment URL Report Comment Edit Delete I heard there’s this thing called a browser. Apparently you type letters in and out pops the answer. In fact, a whole bunch of answers! The one I think you are looking for is 50 mA https://www.thetubestore.com/lib/thetubestore/schematics/Marantz/Marantz-8-B-Owners-Manual.pdf
kellymack OP Details Discussions Posts This discussion Message User 19 posts 02-16-2020 at 08:44pm Copy Comment URL Report Comment Edit Delete Thank you, I see that it is 50mA... i don’t know how to convert that to voltage. Can you help?
millercarbon Details Discussions Posts This discussion 12,531 posts 02-16-2020 at 09:21pm Copy Comment URL Report Comment Edit Delete You need help reading the manual? Okay. As the marantz owner's manual explains, tube bias is adjusted to 50 mA. There is no reference to voltage. Got it?

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