Antique radios, Old Time Radios
12SY7GT
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Country:
United States of America (USA)
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| Identical to |
12SY7GT
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| Similar
Tubes |
Other shape (e.g. bulb type):
12SY7
Different maximum ratings:
12SA7GT
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| First Source
(s) |
25.Sep.1945 : Electron Tube Registration List rec. 438
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Udo)
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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 |
| Description |
Selected 12SA7 for operation at 26,5 V
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| Information source |
Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
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12SY7GT: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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