5 US-Made 50L6 50L6GT Vacuum Tubes Valves Black Plate Clear Bottle Lot Of Five January 11 2023 This matched pair of milspec/industrial

This matched pair of milspec/industrial GE 5814A / 12AU7 / ECC82 dual triodes was tested on our Hickok 800 for shorts

This Super Silvertone 6J7G tube was tested on our Paul Hart-calibrated TV7/U for shorts

There were no shorts or gas

These ten Sylvania 29LE6s tested to spec on our Paul Hart-calibrated TV7/U

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

5 US-Made 50L6 50L6GT Vacuum Tubes Valves Black Plate Clear Bottle Lot Of Five January 11 2023 This matched pair of milspec/industrialThis lot of five US made black plate, clear bottle 50L6GT tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. They measured 54, 56, 65, 66 and 68 where minimum (65%) is 45. This new old stock, new in box matched pair of GE 6FQ7 6CG7 dual triodes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Tube One measured 80 80 while