| Part Number | EF13 |
| Manufacturer | TELEFUNKEN |
| Title | Pentode |
| Description | page 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 EF13 sheet 150839-a 150839-b 160839-a 010639?-a 010639?-b 010539-a 010539-b 020539-a 020539-b 0... |
| Features |
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| Datasheet |
 EF13 Datasheet
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