best for 6sl7 and 6sn7 tube nos?

i have northren electric 6sl7 , i need also invite 6sn7 3pcs , what you think is the best preamp in both entrey 6sn7 & 6sl7
tnx you foxes

israrami11-04-2021 8:17am

tomic601 Details Discussions Posts This discussion Message User 13,164 posts 11-05-2021 at 02:53am Copy Comment URL Report Comment Edit Delete Andy at Vintage Tube Services is my go 2 expert…..and he has killer test gear….