Antique radios, Old Time Radios
Duotron2A
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Country:
Germany
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| Identical to |
Duotron2A
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| Base |
SPECIAL TUBEBASE in general
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| Filament |
Vf 1.7 Volts / If 0.28 Ampere / Direct / Battery = |
| Description |
Gaseous double triode. First triode is a HF triode, the second triode is a detector.
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| Information source |
- - Manufacturers Literature
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Duotron2A
Peter den Boer † 2025
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Duotron2A: own collection
Peter den Boer † 2025
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