Antique radios, Old Time Radios
SY227
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Country:
United States of America (USA)
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| Identical to |
SY227
= 227
= 27
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| Similar
Tubes |
Normally replaceable-slightly different:
CY227
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| Base |
UY-Base, 5 Pins (USA, April 1927)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2.5 Volts / If 1.75 Ampere / Indirect / Specified voltage AC/DC |
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SY227: ARRL Handbook 1972
Anonymous 10 Collector
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Just Qvigstad
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SY227: Vintage Electronic catalog
Geri Meier
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Collection of
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