Antique radios, Old Time Radios
254B
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Country:
United States of America (USA)
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| Identical to |
254B
|
| Similar
Tubes |
Different maximum ratings:
254A
|
| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
Top contact with a cap.
|
| Filament |
Vf 7.5 Volts / If 3.2 Ampere / Direct |
| Description |
25 Watts anode dissipation, 15MHz, gain 100. Redesign of 254A with enhanced performances.
Text in other
languages (may
differ)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49 W.E.Greybar catalog 1933
Tube Lore (I)
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254B: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
More ...
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Just Qvigstad
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254B: KoBi
Konrad Birkner † 12.08.2014
More ...
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