Antique radios, Old Time Radios
4037
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Country:
United States of America (USA)
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| Identical to |
4037
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| Predecessor Tubes |
2C40
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| Base |
Octal (Int.Octal, IO) K8A, USA 1935
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| Filament |
Vf 6.3 Volts / If 0.145 Ampere / Indirect |
| Description |
High-mu pencil triode. As amplifier can be used up to 1500MHz; up to 3500MHz as oscillator.
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| Information source |
- - Manufacturers Literature RCA TT-5
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4037: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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4037: Manufacturer's Literature
Emilio Ciardiello
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