Antique radios, Old Time Radios
VS2_Ferranti
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Country:
Great Britain (UK)
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| Identical to |
VS2_Ferranti
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| Similar
Tubes |
Normally replaceable-slightly different:
S215VM
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| First Source
(s) |
16.Mar.1934 : Wireless World (The), London (WW, 79)
22.Nov.1935 : Wireless World (The), London (WW, 79)
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
Top contact screw type.
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 2 Volts / If 0.1 Ampere / Direct / Battery = |
| Description |
Metallised. This is a variable mu tube.
Va <150; Vs <70; Ra 0.44 Mohms; Gm 1mA/V;
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| Information source |
History of the British Radio Valve to 1940 p. 146 & 193
Babani, International Radio Tube Encyclopaedia p. 158 & 159
Taschenbuch zum Röhren-Codex 1948/49
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VS2_Ferranti: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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Collection of
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