mullard12ax72 rare  1956 and 1957 mullard 2 supported square getter 12ax7 tubesI have 2 beautiful rare 1956 and 1957 mallard 2 supported square getter 12ax7 tubes.These are considered by many audiophiles as the best 12ax7 tube ever made.The 1956 test 1325-1350 and is new and ...349.99

2 rare 1956 and 1957 mullard 2 supported square getter 12ax7 tubes [Expired]


no longer for sale

I have 2 beautiful rare 1956 and 1957 mallard 2 supported square getter 12ax7 tubes.These are considered by many audiophiles as the best 12ax7 tube ever made.The 1956 test 1325-1350 and is new and the 1957 test 1200-1125 where 800 is minimum good and 1200 to 1250 is new on my Hickok.TheseĀ  are both the premium MC1 codes