Antique radios, Old Time Radios
ORA-A
Country:
Great Britain (UK)
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Identical to |
ORA-A
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First year |
1922
?
70 Years of Radiotubes and V.
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First Source
(s) |
1922 : British Radio Valves - The Vintage Years: 1904-1925 p. 118
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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 3.8 Volts / If 0.65 Ampere / Direct / Battery = |
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ORA-A: Fin Stewart
Fin Stewart
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Just Qvigstad
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ORA-A: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector
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More Information |
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