Matched Pair Amperex EL84/6BQ5 D-Getter Made in Austria. Labeled as "Columbia Phonograph by Amperex" Label is partially erased. Same Date Code: rX3 A8F Both tubes are made in June 1958 in Austria. Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 11200/11700 where minimum good value is 5650 Very strong! Tightly matched pair! |
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