4 Sylvania 6AX8 Vacuum Tubes Valves NOS NIB Lot Of Four Matched Pair 6AK5 new in box GE 12L6GT

new in box GE 12L6GT tubes tested to spec on our Paul Hart-calibrated TV7/U

(New 6CG7s typically test from within a half standard deviation of 2600)

It is a strange bird with well over an inch of space above the top mica spacer

14 MM plates straddled by half-moons

tall bottles

4 Sylvania 6AX8 Vacuum Tubes Valves NOS NIB Lot Of Four Matched Pair 6AK5 new in box GE 12L6GTThese four new old stock, new in box Sylvania MANUFACTURED, GM Delco BRANDED 6AX8 tubes tested to spec on our Paul Hart calibrated TV7 U. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY 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. MOST OF THE TUBES WE SELL ARE OVER 50 YEARS OLD. WE CANNOT GUARANTEE FOR FAILURES