IN YOUR EXPERIENCE ?? WHAT IS THE QUIETEST 12AX7 TYPE TUBE ??? 6072 ? Spiral Filament

I'm looking for the quietest 12ax7 style tube you have used....Not what you heard about , but what you have personally used.......Thanks Will

autospec12-10-2018 6:54pm

donvito Details Discussions Posts This discussion Message User 400 posts 12-10-2018 at 07:57pm Copy Comment URL Report Comment Edit Delete I use GE 12ax7s circa 60’s and 70’s in my phono preamp and they are dead quiet. I have also used Sylvania Baldwin green label 12ax7s and they are also dead quiet!
atmasphere Details Discussions Posts This discussion Message User 12,180 posts 12-10-2018 at 08:56pm Copy Comment URL Report Comment Edit Delete Telefunken and Hitachi made the best I've seen.
glennewdick Details Discussions Posts This discussion Message User 1,797 posts 12-10-2018 at 09:01pm Copy Comment URL Report Comment Edit Delete Picked up some Japanese NOS Telefunken's for a song that are remarkably quite. 94db speakers.
Post removed Dec 11, 2018
scorpio1951 Details Discussions Posts This discussion Message User 189 posts 12-11-2018 at 02:53pm Copy Comment URL Report Comment Edit Delete I replaced the McIntosh tubes that came with my McIntosh MC2300 and replaced them with NOS Telefunken tubes from the 1960's. Big improvement.