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L414

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ID = 2024
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Triode, vacuum   Power/Output 
Identical to L414 = RE134 = B405
Similar Tubes
Normally replaceable-slightly different:
  D9 ; L316 ; LU4A ; M94
First year 1927 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jul.1928 : Funk Bastler #34
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Specified voltage AC/DC
Information source Radio-Expres, Netherlands   
Taschenbuch zum Röhren-Codex 1948/49   
1_42.png L414: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		l414_daten_kennl.png
L414: Valvo Daten Heft 1930
Trev Levick
More ...
Usage in Models 1= 1927? ; 2= 1928? ; 5= 1928 ; 1= 1929?? ; 1= 1929? ; 2= 1929 ; 1= 1930? ; 1= 1930 ; 2= 1931? ; 2= 1931 ; 2= 1932?? ; 6= 1932 ; 1= 1933 ; 3= 1934 ; 2= 1935
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):32
Literature "VALVO Röhren in höchster Vollendung"

Collection of

Gabriel Toth (CZ)
Otto Frosinn (D)
Etienne Flemal (B)
Collection of a member from D
Wolfgang Bauer (A)
Peter Pfeiffer (D)
Martin Steyer (D)
Karlheinz Fischer (D)
Tomasz Szczesniak (PL)
Nikolaus Löwe (D)
 
l414_2.jpg

L414
 
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