Sylvania5751 12AX7 ECC83Hello – I have a matched pair of Sylvania Mil-Spec 5751 12AX7 ECC83 tubes for sale. These tubes have triple mica construction, black plates and bent "D" getters. Date codes are from 1957 and 195...175.00
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Sylvania 5751 12AX7 ECC83 Mil-Spec Tubes, Matched Pair, Tested [Expired]
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Member since April 2006
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