Quote:
Originally Posted by PBN
It was a big step up, in my system, over the MA9000 it replaced. No idea on tube replacement mind you so be curious to know what people think about that.
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On my pre-amp, I ran the tubes ~2 years (like on 72 hours/week). I replaced them just cause. It slightly improved clarity/bass. Cost/benefit, I might just do it every year. I think they would have gone a lot longer...