Antique radios, Old Time Radios
1221
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Country:
United States of America (USA)
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| Identical to |
1221
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| Similar
Tubes |
Other class quality (otherwise equal):
6C6
; 7E5_Pentode
Other base:
1223
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| Predecessor Tubes |
6C6
|
| Base |
6-Pin-Base U6A, old, USA (Codex=Kf)
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| Filament |
Vf 6.3 Volts / If 0.3 Ampere / Indirect |
| Description |
Low-microphonics version of 6C6.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
Tube Lore (I)
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1221: MK-Röhrentabelle
Daniel Consales
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1221
Emilio Ciardiello
More ...
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Just Qvigstad
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Collection of
Collection of a member from FIN |
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