RCA 6AX4GTB Rectifier Tube Tested Good

(1) Tested RCA 6AX4GTB Tube Date Code AK 6AX4 GTB Rectifier Tube

(1) Tested RCA 6AX4GTB Tube Date Code DV Coin Base RCA 6AX4 GTB Rectifier Tube

(1) Tested RCA 6AX4GTB Tube with Box Code DW Coin Base RCA 6AX4 GTB Rectifier

RCA Radiotron 6AX4GTB Half Wave High-Vacuum Rectifier Tube NOS Quantity Tested

RCA TYPE 84/6Z4 RECTIFIER VACUUM TUBE FOR OLD RADIOS TEST GOOD

(1) Tested RCA 6AX4GT Tube Date Code KY RCA 6AX4 GT Half Wave Rectifier Tube

(1) Tested RCA 6W4GT Tube Date Code 522 RCA 6W4 GT Half Wave Rectifier