Matched Trio RCA 5Z4 Vacuum Tubes Valves Rectifiers Lot Of Three Gene Roddenberry new in box 12F5GT tubes

new in box 12F5GT tubes tested to spec on our Paul Hart-calibrated TV7/U

engraved base number 78 tubes were tested on our Paul Hart-calibrated TV7/U for shorts

but has GE 188-5 and a sutured top

This lot of four of GE black plate 6CL6 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

new in box Sylvania 6HS8 tubes tested to spec on our Paul Hart-calibrated TV7/U

Matched Trio RCA 5Z4 Vacuum Tubes Valves Rectifiers Lot Of Three Gene Roddenberry new in box 12F5GT tubesThis matched trio of RCA 5Z4 rectifier tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. They tested 49 48, 51 50 and 51 51, respectively, where minimum (65%) is 40 40. They have V3, S5E and 913 date codes, respectively. 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