So I re-tubed my SVT 3 Pro with some EH tubes over the break and it sounds great... The OEM's in mine were (4) Sovtek 12AX7-WA's with a (1) Chinese 12AU7/ECC82 (yuck). I'm just curious as to how much drive/distortion everyone else's 3 Pro has. Mine growls, and breaks up but not like my SBT...