Check out www.electron-valve they guarentee there cry'od el34 and if you don't like them send them back for refund. Svetlana $150 a quad . Good Luck
Cryoed EL34s?
Anybody here have any experience with cryoed output tubes, particularly EL34s? Even more specifically, is the modest price of treated Valve Art EL34Bs worth the price of admission over the stock version?
Thanks,
Oz
Thanks,
Oz