(1) Tested CBS Hytron 50A5 Tube Loktal Tube 50A5 Loctal Beam Power Tube

(1) Tested CBS 35A5 Tube Date Code DD 35A5 Loctal Power Tube Loktal Tube

(1) Tested Strong CBS 6BK5 Tube Date Code 59-52 6BK5 Beam Power Tube

1 CBS 6AX5-GT Vacuum Tube Rectifier for Vintage Radios & Test Equipment

(1) Tested Very Strong CBS 5V6GT Tube Date Code PA Beam Power Tube Tube

CBS 12BK5 TUBE SINGLE 1 PCS ABSOLUTELY NOS NIB WH

(1) Tested CBS 35B5 Tube with Box Date Code DD Beam Power Output Tube

HUGHS AIRCRAFT CBS JHY 5726 6AL5W 6097 TUBE NOS NIB SILVER PLY 1957 (1)