| Part Number | ECH81 |
| Manufacturer | Philips |
| Title | Triode - Heptode 1954 |
| Description | page 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 ECH81 sheet 1 2 3 4 5 A B C D E F G H I J K L M FP date 1954.06.06 1954.06.06 1958.06.06 19... |
| Features |
...
|
| Datasheet |
 ECH81 Datasheet 494.41KB |
