Matched Pair Sylvania 6AU6 Vacuum Tubes Valves NOS-Testing 6AC7 Octal OM2 7 milliamps and transconductance was

7 milliamps and transconductance was 1510 micromhos for Tube One

Zenith-LABELED 6C8G dual triode was tested on our Paul Hart-calibrated for shorts

MOST OF THE TUBES WE SELL ARE OVER 60 YEARS OLD

large top and small bottom mica spacers and excellent flashing

These four new old stock

Matched Pair Sylvania 6AU6 Vacuum Tubes Valves NOS-Testing 6AC7 Octal OM2 7 milliamps and transconductance wasThis new old stock testing matched pair of Sylvania 6AU6 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 85 for Tube One and 86 for Tube Two where minimum (65%) is 58. These tubes have top, U 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