1x Philips EF86 6267 D-getter Mesh Plates - Sittard, NL 1958 BY2 - Near NOS
Date codes: BY2 X8H (BY2 = EF86 6267 production gen. 2,X = Sittard NL, 8 = 1958, H = August). GM (Mutual Conductance) test result :92 % NOS. This set was tested and certified by RoeTest V11 tester with the following result.