Mullard 12AU7/ECC82 17 mm Long Plate Dual Post (Goalpost) O-Getter Made in 1958 in England This tube is quiet, but somewhat microphonic. Verified by lightly tapping on the chassis and tube. However, there was no microphonic feedback from speakers when left alone or playing music in my system. If you find it too microphonic in your application after purchase, you may return for full refund. Please select "Doesn't fit" for the reason for your return. No International Shipping. Label is mostly erased Rare 17mm Long Plate Dual Post O-Getter Version Made early in 1958 Date Code: B8G Made in July 1958 in Blackburn England Fully tested by calibrated Hickok 539C tubes tester with no shorts, leakage or gas. Measurement: 1730/2200 where minimum good value is 1950 One section measures low! Tested in my preamplifier to make sure working as intended with no issues at all. I will gladly combine shipping upon request.
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