Antique radios, Old Time Radios
20J8M
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Country:
United States of America (USA)
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| Identical to |
20J8M
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| Similar
Tubes |
Other shape (e.g. bulb type):
20J8
; 20J8GM
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Vf 20 Volts / If 0.15 Ampere / Indirect / Specified current AC/DC ~ = (Series working) |
| Description |
Canadian (Rogers) type.
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| Information source |
Babani, International Radio Tube Encyclopaedia
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Just Qvigstad
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20J8M: Manufacturer's Literature
Emilio Ciardiello
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):35
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