The P7 is a MUCH better pre than the P5, and mine had none of those issues. Quite flexible bass management, and 7.1 in/out.
But tubes, I think the Cary models would work, but I've not heard great things about their service now.
Best,
E
But tubes, I think the Cary models would work, but I've not heard great things about their service now.
Best,
E