7 US-Made 6A6 Vacuum Tubes Valves Black Plate Lot Of Seven 12AJ6 Septal T30 dark-gray bottles and bottom

dark-gray bottles and bottom

5 to eight out of ten

(New US-made 7C5s typically test with plate current from the mid teens to mid 30s with transconductance from 2300 micromhos or so

There were no shorts or gas and they measured 36/30

There are six new old stock

7 US-Made 6A6 Vacuum Tubes Valves Black Plate Lot Of Seven 12AJ6 Septal T30 dark-gray bottles and bottomThese seven 6A6 tubes were tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas. Tube One tested 40 in Section One and 44 in Section Two. Tubes Two through Seven tested 40 38, 52 54, 54 50, 54 54, 56 58 and 64 64, respectively, where minimum (65%) is 38 38. Tube Five has been repaired. Pictures Three and Four are included to underscore this fact. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT