Antique radios, Old Time Radios
A4498
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Country:
United States of America (USA)
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| Identical to |
A4498
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Successor Tubes
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1948
12AU7
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| Base |
Noval, 9 pin miniature (USA pico-9) B9A
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC |
| Description |
Developmental code for the future 12AU7
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Dimensions (WHD)
incl. pins / tip |
22 x 57 x mm / 0.87 x 2.24 x inch |
| Weight |
14 g / 0.49 oz |
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Just Qvigstad
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| Data Compliance |
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