RCA 6X4 Vacuum Tube Rectifier Black Plates NOS NIB Second Edition 1899 new in box GE 26HU5

new in box GE 26HU5 tubes tested to spec on our on our Jackson 648

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RCA 6X4 Vacuum Tube Rectifier Black Plates NOS NIB Second Edition 1899 new in box GE 26HU5This new old stock, new in box black plate RCA 6X4 was tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas and it measured 55 55 where minimum (65%) is 40 40 and 100% is 62 62. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1.