Changing Tubes

Looking to change the Electro Harmonix 6922 tubes in my Aesthetix Pallene preamp

What would you replace them with

tomstruck04-13-2022 11:01pm

geof3 Details Discussions Posts This discussion Message User 1,129 posts 04-14-2022 at 05:28am Copy Comment URL Report Comment Edit Delete Tube rookie here, what is it when a tube goes “microphonic”?