SYLVANIA TYPE 80 RECTIFIER VACUUM TUBE - TESTED NOS - CODE 5T -ST SHAPE

- Tested Good - Type 80 Sylvania ST Shape Vacuum Tube

SYLVANIA TYPE 80 RECTIFIER VACUUM TUBE - TESTED NOS - ST SHAPE

No Type 30 NOS Sylvania audio radio amplifier vacuum tube valve tested ST 230 30

Type 6K7G Sylvania radio audio amplifier vacuum 2 tubes valves tested ST 6K7GT

No Type 41 NOS Sylvania audio radio amplifier vacuum tube valve tested ST 241 41

- Tested Very Strong - Type 24a Sylvania ST Shape Vacuum Tube

Type No 41 Sylvania radio audio amplifier vacuum 4 tubes valves tested ST 241 41