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OeconomW

Country:  Germany      Brand:  Radioröhrenfabrik GmbH (RRF) Hamburg - siehe auch Valvo 
  Tube type:  Triode, vacuum 
Tube ID = 14589
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Identical to OeconomW

Filament Vf 2 Volts / If: 0.03 Ampere / -: Direct /
Description Die Röhre wird auch als Ökonom W bezeichnet. 
Text in other languages (may differ)
Literature Taschenbuch zum Röhren-Codex 1948/49   

valvo_oeconom_w.jpg
OeconomW: R.K.
Ralf Keil

 
Usage in Models   1= 1925? ; 1= 1931??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   2

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