Unbranded tubes

[alund]

Is there a way to know who made this ?
I’m tube ignorant View attachment 414973View attachment 414973

Rooks rike Chinese to me.

 

[Techdeth]

Yeah IMO more than decent especially if TAD or graded otherwise OEM stock or better yet TAD like you have or even Groove Tube 9th Gen or similar.

Thanks for the info

 

[Techdeth]

Rooks rike Chinese to me.

It is !