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L410

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ID = 2023
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Triode, vacuum   Power/Output 
Identical to L410 = B406
Similar Tubes
Normally replaceable-slightly different:
  D15
First year 1927 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Sep.1927 : Funk Bastler Heft 39

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Specified voltage AC/DC
Tube prices 3 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

1_40.png L410: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
vv34_11.png
L410: Valvo-Röhren-Daten 1934
Jacob Roschy

More ...
Usage in Models 1= 1927? ; 1= 1927 ; 1= 1928?? ; 5= 1928? ; 4= 1928 ; 1= 1929? ; 1= 1929 ; 1= 1930 ; 3= 1931 ; 9= 1932

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):27


Collection of

 
l410_2.jpg

L410
 

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