Antique radios, Old Time Radios
K40D
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Country:
United States of America (USA)
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| Identical to |
K40D
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Vf 40 Volts / If 0.3 Ampere |
| Description |
used in Ferguson 7339A.
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| Information source |
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Just Qvigstad
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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