12x 5814A 5814WA Tubes GE 5 Star RCA Sylvania CBS Hytron Tested 12AU7 Lot

Match Pair 1955 CBS Hytron 6C5 Metal Tubes 539C Tested NOS NIB 🔈

Pair CBS Hytron 6V6GT Smoked Glass Tested Like NOS Tube

CBS Hytron 6x5GT VT 126B Black Plates Rectifier Tube Hickok Tested NOS NIB 🧱

CBS-Hytron JHY-5670 Vacuum Tube Tested on TV-7D/U Tube Tester NOS

CBS Hytron Type 83 Hanging Filament Rectifier Tube TV7 Tested Strong

1955 CBS Hytron 6C5 Metal Tube 539C Tested NOS NIB 🔈

JHY 6AG5WA CBS-Hytron Sharp Cut-off RF Pentode Tube NOS Tested QTY