Matched Pair Mullard 12AU7/ECC82 Short Plate O-Getter Copper Getter Post Made in Blackburn England. Date Code: Gf12 B7C1 & Gf2 B7D1 Made in March & April 1967 in Blackburn England -only 1 month apart- Fully tested by calibrated Hickok 539C tubes tester with no shorts, leakage or gas. Measurement: 2900/2800 2720/2700 where minimum good value is 1950 Tightly matched and strong pair! Tested in my preamplifier to make sure working as intended with no issues at all. |
I will gladly combine shipping upon request. |
|