Philips Semiconductors (now NXP Semiconductors)
| ECH4 |
Triode - Heptode |
|
Unknown Manufacturer
| ECH41 |
Triode - Hexode / Frequency Changer |
|
Unknown Manufacturer
| ECH42 |
Triode Hexode / Frequency Changer |
|
Unknown Manufacturer
| ECH42 |
Triode - Hexode / Frequency Changer |
|
Unknown Manufacturer
| ECH4 |
Triode - Heptode |
|
Philips Semiconductors (now NXP Semiconductors)
| ECH41 |
Triode - Hexode |
|
LA RADIOTECHNIQUE
| ECH42 |
Triode - Hexode |
|
Philips Semiconductors (now NXP Semiconductors)
| ECH42 |
Triode - Hexode |
MAZDA BELVU
| ECH42 |
Triode Hexode |
