| Part Number | EC56 |
| Manufacturer | Philips |
| Title | Disc Seal Triode |
| Description | page 1 2 3 4 5 6 7 8 9 10 EC56 sheet 1 2 3 4 5 6 A B C FP date 1958.12.12 1958.12.12 1958.12.12 1958.12.12 1957.03.03 1957.03.03 1956.06.06 1956... |
| Features |
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| Datasheet |
 EC56 Datasheet
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