Antique radios, Old Time Radios
B1_Cyrnos
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Country:
France
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| Identical to |
B1_Cyrnos
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| Similar
Tubes |
Normally replaceable-slightly different:
1801
; G504
; RGN1504
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| First Source
(s) |
Aug.1930 : Philips Bulletin R1164, p. 23
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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 4 Volts / If 0.5 Ampere / Direct |
| Information source |
Röhren-Vademecum; P.H. Brans; Antwerpen p. 13
Universal Vade-Mecum, Electron Valves and Semiconductor Devices Section 21, p. 19
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren
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B1_Cyrnos: rtt
Anonymous 10 Collector
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Just Qvigstad
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