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5U4GB RCA NOS NIB Red Letter Radio Receiver Rectifier Vacuum Tubes Pair




Item History & Price

Information:
Reference Number: Avaluer:17481004Model: 5U4GB
MPN: Does Not ApplyCountry/Region of Manufacture: United States
Brand: RCAType: Rectifier Tubes
UPC: Does not apply
Original Description:
Two Tested 5U4GBRCA NOS NIB Red Letter Radio Receiver Rectifier Vacuum Tubes  Ribbedblack plates, dual spacers, halo wire getter frame and top/side getter flashPleasereview the photos for more detail.  Excellent strong balanced test results forEmissions: 43.0 / 42.0 and 43.5 / 43.0  For Emissions, 28 is the ~60% reject point.  No shorts  For reference we used a Triplett 3444A tester  Please review the photos for more detailEstimateddelivery within the USA ...is from 3 to 7 business days.Ourstandard service is US Postal 1st class.Wecombine shipping when applicable.Please contact us with any questions


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