Tube amp biasing
I would like to switch out the Chinese made EL 84 tubes in my VOX AC15 with a new, matched set of JJ EL84's. Is biasing required once they are installed. Thanks.
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Originally Posted by: denny wittenauerI would like to switch out the Chinese made EL 84 tubes in my VOX AC15 with a new, matched set of JJ EL84's. Is biasing required once they are installed. Thanks.
if changing the power amp valves then yes the amp will need to be biased.
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