NOS RCA 6J6 Vacuum Tube - White Box - Tested

(2) RCA 6J7 Metal Vacuum Radio Tubes Tested NOS Hickok 539C Test Results stated

19J6 RCA Vacuum Tube ~ NOS ~ Tests Good

RCA JRC 6J6 (NXSA 1945)Vacuum Tube (Black Plate)Tested NOS/NIB +

RCA NOS 6J5 Vacuum Tube Tested

RCA NOS 6J6 6J6A/WA 1682 6099 Vacuum Tube Tested

6J6 RCA Sylvania Unknown Used Vacuum Tubes TESTED Good on Jackson 648 S No Boxes

6J6 RCA vacuum tube-twin triode; NOS/NIB-new, tested, original box