Antique radios, Old Time Radios
U920_Ostar
|
Country:
Austria
|
|
| Identical to |
U920_Ostar
|
| First Source
(s) |
Sep.1931 : Funk Bastler 1931 Heft 41
|
| Base |
Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
|
| Filament |
Vf 225 Volts / If 0.03 Ampere / Indirect / Specified current AC/DC ~ = (Series working) |
| Description |
This tube was available for heater voltages of 115, 155 or 230 volts, or at customer's order for any voltage from 20 to 250 volts.
Text in other
languages (may
differ)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Saga of the Vacuum Tube, Tyne
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|
|
 |
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U920_Ostar: Collection TL
Thomas Lebeth
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| |
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U920_Ostar: Telefunken Werkstattbuch
Wolfgang Bauer
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| |
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U920_Ostar: Ostar Werbeschrift
Thomas Lebeth
|
from Just Qvigstad
|
|
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