| Manufacturer | Part Number | Description |
|---|---|---|
| AEG | E80CF | Triode Pentode |
Philips Semiconductors (now NXP Semiconductors) |
E80CF | Special Quality Long Life Pentode |
|
Philips Semiconductors (now NXP Semiconductors) |
E80CF | S.Q. Tube |
Siemens Semiconductor Group (now Infineon) |
E80CF | Triode Pentode |
