MATCHED QUAD 6N5P Nevz Tube NOS Tested 1963 Tested

Double Triode

BLACK BOXED ANODE

3x MICA

RARE

Up for sale lot of MATCHED QUAD 6N5P Nevz tubes.

Made in the plant Nevz in I/1963 & XI/1963

Military grade

OTK

Tested

Сonditions for test:

Uf=6.3V

Ua=200V

Results: 

10.0/10.0 mA & 9.2/9.8 mA & 10.5/9.5 mA & 9.2/9.6 mA

I ship with tracking number.
Items are well packed.
I always answer all questions.