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L413

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ID = 1634
       
Country:
Germany
Brand: Valvo Radioröhrenfabrik GmbH; Hamburg
Tube type:  Triode, vacuum   Power/Output 
Identical to L413 = B409 = RE134
Similar Tubes
Heater different:
  L413S
First year 1928 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jul.1928 : Funk Bastler 1928, Heft 31

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 4 Volts / If 0.15 Ampere / Direct
Tube prices 3 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  l413.gif
  L413: Walter Wiesmüller
Egon Strampe
 
l413_2.jpg
L413
Roland Biesler

 
1_41.png
L413: Telefunken Werkstattbuch
Wolfgang Bauer

 
vv34_12.png
L413: Valvo-Röhren-Daten 1934
Jacob Roschy


Usage in Models 1= 1926 ; 3= 1928?? ; 3= 1928? ; 4= 1928 ; 1= 1929? ; 4= 1929 ; 1= 1930?? ; 1= 1930 ; 2= 1931 ; 1= 1932 ; 1= 1933? ; 1= 1933 ; 2= 1935?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):25


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