Marconi
Philips
RFT
Mazda
LA RADIOTECHNIQUE
Philips
| Manufacture | Part Number | Description |
|---|---|---|
|
Marconi |
|
Triode - Heptode |
|
Philips |
|
Triode - Heptode 1954 |
|
RFT |
|
Triode |
|
Mazda |
|
Oscillator |
|
LA RADIOTECHNIQUE |
|
Triode - Heptode |
|
Philips |
|
Triode - Heptode 1969 |