In Reply to: RE: SE DC 2A3 : bandwidth sweep 20-20KHz ...graph posted by kyle on April 4, 2014 at 19:45:14:
There was a subjectively veiled characteristic to the right channel, the one that had the defective 2A3 with twice the THD%.
The tube measured fine on the DMM, so it was not an easy thing to diagnose.
It might have been more evident if I had driven the amp closer to clipping.
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- RE: SE DC 2A3 : bandwidth sweep 20-20KHz ...graph - deathtube 667 20:51:38 04/04/14 (0)