GZ34/5AR4 tube

Hello,

which GZ34/5AR4 nos you prefer ? - quicksilver silver mono KT88 (90watt)

Thanks!

nic1004-21-2019 9:08am

roberjerman Details Discussions Posts This discussion Message User 4,319 posts 04-21-2019 at 11:43am Copy Comment URL Report Comment Edit Delete Any of the US, British and Japanese made in the 50's, 60's and 70's. They possibly have a longer life span than current production!
roberjerman Details Discussions Posts This discussion Message User 4,319 posts 04-21-2019 at 11:44am Copy Comment URL Report Comment Edit Delete I prefer vintage ones (even used) as long as they test good for emissions!