This listing is for an NOS matched pair
Tung Sol beautiful bronze plate
JTL 5687 WA
tubes, made in USA
Silk screening smudged on both tubes; boxes in good condition, with flaps torn
halo top getters
Silk screened date codes on both tubes:
6039
Test results:
1)GM1=8750, GM2=8750
2)GM1=8750, GM2=8500
Hickok minimum = 4800/4800
Let us know if you have any questions whatsoever.