A Pair of 6N3P-E (6CC42  2C51  5670) Vacuum Tubes. 

Military. OTK and Rhombus stamp.

Same Date. NOS. 

Made in the USSR in 73' at the Reflektor factory.

Tubes are new and newer used.

Ye (Russian: Š•) ā€“ Extended service life (till 10 000h)


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