Radio Antica e Radio d'epoca
305A
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Stato:
USA (Stati Uniti d'America)
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| Identico a |
305A
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| Zoccolo |
UX-Base (4 Pins (2 thick, USA 1924)
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| Filamento |
Vf 10 Volt / If 3.1 Ampere / Direct |
| Descrizione |
Hard glass VHF transmitting tetrode. Thoriated filamentary cathode; 60W plate dissipation; 50MHz full ratings; cooling required over 50MHz. UX base; screen grid, plate and filament center tap to three top caps. *Note: both base diagrams are wrong and do not show the filament center tap connected to one of the top pins!
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| Bibliografia |
Taschenbuch zum Röhren-Codex 1948/49 Ratheiser, Röhrenhandbuch, 1948
- - Manufacturers Literature WE UHF Amateur Transmitting, 1936
Tube Lore (I)
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305A: Tabu Röhren-Codex, 1948
Anonimo 15 Collezionista
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