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S11D

Information - Help 
ID = 8225
       
Country:
Great Britain (UK)
Brand: Ever Ready Co. (GB) Ltd.; London
Tube type:  Full-Wave Vacuum Rectifier 
Identical to S11D

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 1 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
s11d.jpg
S11D: own collection
John Koster

 
s_377_g_7.gif
S11D: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 

from Just Qvigstad

Usage in Models 3= 1937

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


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