Mullard 6067 (12AU7 Equivalent)

[Tamura]

Hi all, 

I'm wondering, has anyone had experience with using Mullard 6067s?

I've heard Brimar 6067s which I enjoyed (and was looking for), then came across these and found really no info online about them. 

Any thoughts or opinions would be welcomed. 
 

Edited November 27, 2019 by Tamura