6N1P-EV Tube Pair Matched 1% (6DJ8) 85s Voskhod plant 1 batch "5" stamp for LYR2

IDEAL FOR SCHIIT LYR2 TUBE ROLLING. VOSKHOD RACKET KALUGA 1985. NOS, One Batch and Year. The matched pairs\quads shown in the photo are one such example. TESTED AND MATCHED WITH 1% T. Having on all tubes the mark 5 of special military acceptance!

eBay