Ecmlee,
Yep! I too have the same "noise" when switching to a Bendix 61006 tube. As for a different tube rather than a 5AR4/GZ34, have you tried RCA 5V4GA? I found this tube "pleasing to the ear" as well when use as rectifier comparing them to my Mullard Metal Base 5AR4.
Just a suggestion.
Yep! I too have the same "noise" when switching to a Bendix 61006 tube. As for a different tube rather than a 5AR4/GZ34, have you tried RCA 5V4GA? I found this tube "pleasing to the ear" as well when use as rectifier comparing them to my Mullard Metal Base 5AR4.
Just a suggestion.