Antique radios, Old Time Radios
S217
|
Country:
Austria
|
|
| Identical to |
S217
|
| Base |
Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Lr)
|
| 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.
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature Undated tube data sheet
Babani, International Radio Tube Encyclopaedia
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|
|
 |
|
S217: Collection TL
Thomas Lebeth
|
| |
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S217: Telefunken Werkstattbuch
Wolfgang Bauer
|
| |
from Just Qvigstad
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