Antique radios, Old Time Radios
347A
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Country:
United States of America (USA)
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| Identical to |
347A
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
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| Filament |
Vf 6.3 Volts / If 0.5 Ampere / Indirect |
| Description |
Signal triode; 135V, 2.8mA, 15.7 mu. Similar to 262B with 6.3V heater.
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| Information source |
Tube Lore (I)
- - Manufacturers Literature
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- - -
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347A: From my schematic collection.
Pier Antonio Aluffi
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Just Qvigstad
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Collection of
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