1 RCA 6SJ7 Metal Vacuum Tube Tested NOS On Calibrated Hickok

6SJ7GT tubes,matched pair,unbranded,tested great!,metal base,radio pentode,6SJ7

1 Kenrad 6SJ7 Metal Vacuum Tube Tested NOS On Calibrated Hickok

1x Type 6GU7 Vacuum Tube. Hickok Tested / NOS / Near NOS Testing

Type 6DQ6B 6GW6 Vacuum Tube. Hickok Tested NOS Near NOS Testing 1x

Vacuum Tube Type 6SH7 Metal NOS/NOS Testing or Near NOS Testing 1x

1x Type 6BZ6 Vacuum Tube. Hickok Tested / NOS / Near NOS Testing

6K6GT Vacuum Tube NOS or Near NOS Testing. HICKOK TESTED 1x