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?
128x128raytheprinter

Showing 2 responses by raytheprinter

i visited a web site where they sold tubes that are "low noise"only 10% of the tubes they test make it to this catagory,is it worth the extra money to go low noise matched tubes?