Antique radios, Old Time Radios
1B5/25S
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Country:
United States of America (USA)
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Brand:
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| Tube type: |
Double Diode-Triode Audio Frequency |
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| Identical to |
1B5/25S
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| Similar
Tubes |
Other class quality (otherwise equal):
CV759
Other base and data slightly different:
1H6G
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| Base |
6-Pin-Base U6A, old, USA
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| Filament |
Vf 2 Volts / If 0.06 Ampere / Direct / Battery = |
| Description |
Glass type used as combined detector, amplifier, and avc tube in battery-operated receivers. 2 volts filament, 0.06 amperes. Typical operation as class A amplifier. The 1B5/25S is electrically similar to the 1H6G.
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| Information source |
Essential Characteristics, GE 1973
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1B5/25S: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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1B5/25S: Grundig Rö-Tabu, zum M1, Band 3, 1948
Anonymous 15 Collector
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):21
Collection of
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