From my personal audio collection,

The 805 VT-143 United Electronics tubes 

 Made in USA Rare 

Qty 1 Match Pair (2Pcs)

This pair of vacuum tubes was tested in my Ketch Audio MDI 3805A amp and sounded great, no noise at all.

"Dimple" Getter

Black Plate

Clear Glass, Metal Base

And please take a look my other

Thanks, 

Wayne 

Wayne's Audio