Antique radios, Old Time Radios
SW75Pen
| Base |
SPECIAL TUBEBASE in general (Codex=Bz)
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 10 Volts / If 2 Ampere / Direct / Specified voltage AND current AC/DC |
| Description |
4 pin base similar to US 50 watt transmityting tube base. 75 watts dissipation
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia Pages 242-243
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SW75Pen: Manufacturer's Literature
Emilio Ciardiello
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