| Manufacturer | Part Number | Description |
|---|---|---|
Philips Semiconductors (now NXP Semiconductors)
| EF89 | R.F. Pentode 1969 |
|
Philips Semiconductors (now NXP Semiconductors)
| EF89 | Pentode 1955 |
| BRIMAR | EF89 | R.F. Pentode |
| La Radiotechnique | EF89 | Pentode |
MAZDABELVU
| EF89 | Pentode |
