Crosley 5U4G Black Plate Side Square Getter Coke Bottle Rectifier Tube. Tube base has a crack, which does not interfere with the tube performance. Date Code: 50-13 Made in 1950 in USA Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 99/98 where minimum good value is 54 I will gladly combine shipping upon request. |
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