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  1. new2Krell

    Tube idle setting

    I am curious what others do with regards to setting bias for plate current. I consider myself fortunate to have power amps with fixed bias (adjustable) in my 50 watt EL34 mono amps. There are guidelines, basically a range (3mA), given by the manufacturer, within which the plate current should...
  2. new2Krell

    Power Tube Specs, performance and longevity

    Hi all, I would love to hear your comments in connection with power tubes, particularly regarding specs / matching, real world measurements, and tube life. Over the years, it has become apparent to me that not all power tubes perform as expected in my amplifiers. Worth mentioning perhaps, I...
  3. new2Krell

    Krell 250a/3 issues

    Hi everyone, Not only am I new to to Krell equipment, as my username implies, but also to this forum, so please "cut me a bit of slack!" :) I have recently aquired a KAV250a/3 and I am not sure that all is in order with it, hence I am looking for some thoughts, ideas and possibly suggestions...

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