Matched Pair Sylvania 6AU6 6AU6A Vacuum Tubes Valves May 22 2025 (Minimum (65%) is 46 and

(Minimum (65%) is 46 and 100% is 71

new in box Siemens EBF89 / 6DC8 tube tested to spec on our Paul Hart-calibrated TV7/U

new in box US-made 3A3 / 3A3A / 3A3C / 3AW3 / 3B2 tubes tested to spec on our Paul Hart-calibrated TV7/U

There were no shorts or gas and it measured 40/37 where minimum (65%) is 32/32 and 100% is 49/49

new in box Japanese-made 26LX6 tube tested to spec on our Paul Hart-calibrated TV7/U

Matched Pair Sylvania 6AU6 6AU6A Vacuum Tubes Valves May 22 2025 (Minimum (65%) is 46 andThis matched pair of Sylvania 6AU6A tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 72 for Tube One and 76 for Tube Two where minimum (65%) is 58. These tubes have top, D getters; gray plates and excellent flashing. I am playing them in my Musical Paradise MC 3 single ended integrated amplifier (with adapters, not included) with Aimee Mann's seminal