Telefunken12ax72 very nice telefunken diamond bottom rib plate 12ax7 tubesI have 2 super nice diamond bottom telefunken rib plate 12ax7 tubes.These tubes test 30-31 and 29-29 where 33 is minimum good and new tubes test 30 on my calibrated b&K 700tube tester.All tubes...149.99

2 very nice telefunken diamond bottom rib plate 12ax7 tubes [Expired]


no longer for sale

I have 2 super nice diamond bottom telefunken rib plate 12ax7 tubes.These tubes test 30-31 and 29-29 where 33 is minimum good and new tubes test 30 on my calibrated b&K 700tube tester.All tubes is checked for shorts gas grid leakage and life and then put in a headphone amp to check for noise.