Antique radios, Old Time Radios
7409
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| Tube type: |
Screen-grid Tetrode |
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| Identical to |
7409
= NR19
= CV1157
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| Filament |
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| Description |
British Admiralty store reference for NR19/CV1157 tetrode.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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