Antique radios, Old Time Radios
12SF7GT
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Country:
United States of America (USA)
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| Identical to |
12SF7GT
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| Similar
Tubes |
Other shape (e.g. bulb type):
12SF7
Normally replaceable-slightly different:
CV170
Heater different:
6SF7GT
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| First Source
(s) |
01.Feb.1946 : Electron Tube Registration List
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| Predecessor Tubes |
12C8GT
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Successor Tubes
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12CR6
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC |
| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
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12SF7GT: Essential characteristics
Peter Hoddow
More ...
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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):2
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