Antique radios, Old Time Radios
B6_BTH
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Country:
Great Britain (UK)
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| Identical to |
B6_BTH
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| First Source
(s) |
1924 : Saga of the Vacuum Tube, Tyne
1924 : British Radio Valves - The Vintage Years: 1904-1925 p.47 & 157
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 3 Volts / If 0.12 Ampere / Direct / Battery = |
| Description |
Va 40 to 120.
"Made at the Mazda Lamp Works For use with Dry Cells) RFJ/BTH Advertisement
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| Tube prices |
1 Tube prices (visible for members
only)
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| Information source |
- - Manufacturers Literature 1925 Brown Brothers Catalog 217
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B6_BTH: Fin Stewart
Fin Stewart
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Just Qvigstad
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B6_BTH: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
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Collection of
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