5 Sylvania 6AX4 6AX4GT Vacuum Tubes Valves Lot Of Five October 19 2023 59-43 188-5 and 5-48 188-5

59-43 188-5 and 5-48 188-5 date/provenance codes

Tube One measured 95%/93% and 95%/94% for Tube Two

new in box matched pair of RCA black plate 6DQ5 tubes was tested on our Paul Hart-calibrated TV7/U for shorts

Transconductance measured 35

5 Sylvania 6AX4 6AX4GT Vacuum Tubes Valves Lot Of Five October 19 2023 59-43 188-5 and 5-48 188-5These five Sylvania MANUFACTURED (one is Philco LABELED) 6AX4GT rectifier tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas. They tested 54, 54, 54, 56 and 57 where minimum (65%) is 40. 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