Matched Pair Western Electric JW Mil-Spec 5755 Clear Top Made in USA. Very early production! Desirable JW Mil-Spec pair! Date Code: 413 & 452 Made in the 1st & 4th quarter 1954. -close dates- Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 1800/1900 1980/1880 where minimum good value is 975 This pair measures very strong and tightly matched! I will gladly combine shipping upon request.
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