(1) Tested Meck 12AT6 Tube Date Code 8-22 GE EIA Code Twin Diode High Mu Triode

(1) Tested GE 6BJ7 Tube General Electric Triple Diode Tube

(1) Tested GE 12AL5 Tube with Box Date Code 60-17 General Electric Twin Diode

TESTED 1J3 Diode - Zenith #2

(1) Tested GE 12C8 Tube VT-153 Date Code Y2 Twin Diode Remote Cutoff Pentode

(1) Tested Balanced GE 5726 Tube Date Code 7-33 General Electric Twin Diode Tube

(1) Tested GE 22BW3 Tube with Box Date Code JN General Electric Rectifier Tube

(1) Tested GE 8LT8 Tube Date Code 69-52 General Electric 8LT8 Twin Diode Tube