4 RCA 12L6 12L6GT Vacuum Tubes Valves Lot Of Four 3AW3 Octal new in box Amperex 3A2

new in box Amperex 3A2 tubes tested to spec on our Paul Hart-calibrated TV7/U

new in box RCA 3BC5 / 3CE5 tube tested to spec on our Paul Hart-calibrated TV7/U tube tester

This Western Electric 347A will be tested on our Paul Hart-calibrated TV7/U for shorts

Transconductance measured (From left to right): 42

They were made by Ken-Rad although one is branded "Crosley

4 RCA 12L6 12L6GT Vacuum Tubes Valves Lot Of Four 3AW3 Octal new in box Amperex 3A2This quad of RCA 12L6GT tubes was tested on our Paul Hart calibrated TV7 U or shorts, gas and transconductance. There were no shorts or gas. From left to right, they measured 59, 63, 67 and 70, respectively, where minimum (65%) is is 45 and 100% is 69. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHELEC" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED