Antique radios, Old Time Radios
S217
Country:
Austria
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Identical to |
S217
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Base |
Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Lr)
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Was used by |
Radio/TV-reception etc. |
Filament |
Vf 2 Volts / If 0.2 Ampere / Direct / Battery = |
Description |
This tube is a variable Mu pentode.
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Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature Undated tube data sheet
Babani, International Radio Tube Encyclopaedia
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 |
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S217: Collection TL
Thomas Lebeth
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S217: Telefunken Werkstattbuch
Wolfgang Bauer
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from Just Qvigstad
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