apparently one tube socket is "hotter" than the other. i tried switching the tubes around and it didn't change the fact that one socket biases higher than the other. i confirmed this buy using two different sets of power tubes.
what would cause this and is it a concern?
Amp: Dabeck brand clone of a Marshall 50 watt model 1987 (built by Dave Smith in Richardson, Texas)
the matched pair of winged c SED EL34s came in yesterday.
i started by measuring the bias and plate voltage of the existing JJ E 34 L power tubes and here is how it worked out:
I've got a Clark Beaufort (premium tweed Deluxe clone) and my buddy has a premium blackface Deluxe Reverb clone (half built and tweaked by Dave Smith of Dabeck Amps). first off, both amps sound like angels singing.
my buddy's Deluxe Reverb: pristine, chime, sparkling cleans, midrange scooped OD...