CAT Ultimate/Tube rolling

Anyone had good luck switching tubes in the CAT and found the "ultimate" combination? Telefunken? Mullard?

gladstone04-04-2001 3:01pm

aoliviero Details Discussions Posts This discussion Message User 269 posts 10-06-2005 at 06:00pm Copy Comment URL Report Comment Edit Delete To all, In your experience, is the CAT pre rough on tubes. One of the apparent virtues of the Sovtek is that it is a long-lasting, reliable tube. How do NOS tubes do with this preamp in terms of longevity?