Antique radios, Old Time Radios
270A
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Country:
United States of America (USA)
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| Identical to |
270A
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| Base |
SPECIAL TUBEBASE in general (Codex=sp)
Top contact with a cap.
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| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 10 Volts / If 9.75 Ampere / Direct |
| Description |
Radiation cooled, 350W plate dissipation; mu 16, 7.5MHz. Thoriated tungsten filament. Double ended stepped bulb.
Made by Amperex and WE.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
Tube Lore (I)
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270A: Tabu Röhren-Codex, 1948
Anonymous 15 Collector
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