Try the GE 12au7’s sold by Kevin at Upscale Audio.
https://upscaleaudio.com/products/ge-12au7-6189w
I use one in my Tavish Design classic phono amp. Sounds good to me and it is very quiet.
https://upscaleaudio.com/products/ge-12au7-6189w
I use one in my Tavish Design classic phono amp. Sounds good to me and it is very quiet.