Matched Pair Siemens 5814A/12AU7 Long Plate Triple Mica O-Getter with Falcon Logo Made in Germany Label is partially erased. Very Rare Siemens 5814A Pair with Falcon Logo Date Code: PØ 4≠ 3F & PØ 4≠ 3H Made in Germany Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 2650/2880 2700/2890 where minimum good value is 1950 Strong and well matched pair! 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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