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OeconomN

Information - Help 
ID = 14588
       
Country:
Germany
Brand: Radioröhrenfabrik GmbH (RRF) (CHF Müller // RRF // Valvo); Hamburg
Tube type:  Triode, vacuum   Audio Frequency 
Identical to OeconomN
Similar Tubes
Other base:
  OeconomN_Spez-Sockel

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 3.5 Volts / If 0.06 Ampere / Direct / Battery =
Description

Die Röhre wird auch als Ökonom-N oder Ökonom N bezeichnet.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
oeconomn.jpg
OeconomN: RK
Rudolf Kernchen

 
oekonomn.png
OeconomN: Die Röhre, H. C. Riepka, 1926
Gerhard Eisenbarth


from Just Qvigstad

Usage in Models 1= 1925? ; 2= 1925 ; 2= 1926

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5


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