Antique radios, Old Time Radios
RSAF
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Country:
Italy
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Brand:
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| Tube type: |
Screen-grid Tetrode RF/IF-Stage |
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| Identical to |
RSAF
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er)
Top contact screw type.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.06 Ampere / Direct / Battery = |
| Description |
Va 125V, Vg -2V, Ia 25mA, Gm 2500, gain 7, Rp 2.8kohms.
Italian Army unified type intended for RF amplification stages.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
-- Original-techn. papers. La radio in grigioverde, pg.214
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RSAF: My book.
Pier Antonio Aluffi
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Just Qvigstad
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RSAF: My book
Pier Antonio Aluffi
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
Collection of
Collection of a member from D |
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