suggestions for 6cg7/6fq7 preamp tubes

i have a rca and a sylvania in preamp now,sounds good except for a slight grain up top,,anybody famillier with these tubes?

raytheprinter09-08-2004 2:49am

ed_sawyer Details Discussions Posts This discussion Message User 588 posts 09-09-2004 at 02:08am Copy Comment URL Report Comment Edit Delete rca clear top is certainly one of the best, esp. the USA made ones.