It's an obvious improvement over the 12AU7, in most cases. I... have costlier other brands purchased earlier which I haven't compared them to and don't feel the need to. I'll be purchasing more of the Tungsrums. Sarmat68 is who I'll be my seller.
Verified purchase: Yes
Great tube to use instead of a 12AU7 if your amp can handle ...the Filament Current draw Twice that of a 12AU7
Verified purchase: Yes
Superb bass, liquid mid, and crispy high. Good ...tube with reasonable price.
Verified purchase: Yes
quick delivery and good quality !
Verified purchase: Yes
Big sound stage and clear but like the Phillips better more... 3D effect
Verified purchase: Yes