*FantasticTubes !!!

* 
One matched pair, circa 1967-68, Holland made by Heerlen Amperex,
type 12AU7 / ECC82 vacuum tubes 
as pictured.

Condition:
No original packaging, selling as used tubes

Silk-Screening:
Please refer to photos

Printed Designations:
12AU7
????? / EC?8?

Acid Etched Factory-Date Codes:
⊿7J5
⊿8F2

Date Codes
7J5
8F2

Tubes feature gray ribbed plates and top-mounted small halo-ring getters construction.

Tubes appear identical in construction.

*

@ 95/91    94/100

minimum acceptable value for a good tube:
56/56

(Triode#1 / Triode #2)

*Hickok TV-7B/U is a mutual conductance type tube tester. It does check for mutual conductance which is a more accurate measure of tube's age.

Satisfaction Guaranteed! 
*FantasticTubes !!!