| Part Number | EC57 |
| Manufacturer | Philips |
| Title | Disc Seal Triode |
| Description | page 1 2 3 4 5 6 7 8 9 10 11 EC57 sheet 1 2 3 4 5 6 A B C D FP date 1958.12.12 1958.12.12 1958.12.12 1958.12.12 1957.03.03 1957.03.03 1956.06.06... |
| Features |
...
|
| Datasheet |
 EC57 Datasheet
|
