Antique radios, Old Time Radios
BT5
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Country:
Great Britain (UK)
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| Identical to |
BT5
= NGT7
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| Similar
Tubes |
Normally replaceable-slightly different:
CV1147
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Successor Tubes
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NGT7
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| Base |
UX-Base (4 Pins (2 thick, USA 1924, UX)
Top contact with a cap.
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| Was used by |
Industrial |
| Filament |
Vf 5 Volts / If 5 Ampere / Indirect |
| Information source |
British Radio Valves - The Classic Years: 1926-1946 p. 155
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 548, p. 1145
Taschenbuch zum Röhren-Codex 1948/49
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BT5: Manufacturer's Literature
Emilio Ciardiello
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Just Qvigstad
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