General Electric GE 5Y3 5Y3GT Vacuum Tube Rectifier Black Plate 6CQ4 Octal T01 new in box US-made 3AL5

new in box US-made 3AL5 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box Hytron 35A5 tubes tested to spec on our Paul Hart-calibrated TV7/U

There are light-to-moderate pops and ticks which are not overly-intrusive as this is a fairly-loud album

new in box matched pair of RCA 12SL7 / 12SL7GT dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

new in box Sylvania 5AM8 tubes tested to spec on our Paul Hart-calibrated TV7/U

General Electric GE 5Y3 5Y3GT Vacuum Tube Rectifier Black Plate 6CQ4 Octal T01 new in box US-made 3AL5This black plate GE 5Y3GT rectifier tube was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. It measured 58 50 where minimum (65%) is 40 40 and 100% is 62 62. It has a bottom, D getter and a 4 09 188 5 date provenance code. 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