Antique radios, Old Time Radios

L413

Country:	Germany		Brand:	Valvo Radioröhrenfabrik GmbH; Hamburg
			Tube type:	Triode, vacuum Power/Output

Tube ID = 1634

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Identical to	L413 = B409 = RE134
First year	1928 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Jul.1928 : Funk Bastler (, Der...) 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: Walter Wiesmüller Egon Strampe

L413
Roland Biesler

L413: Telefunken Werkstattbuch
Wolfgang Bauer

L413: Valvo-Röhren-Daten 1934
Jacob Roschy

Usage in Models	1= 1926 ; 3= 1928?? ; 3= 1928? ; 5= 1928 ; 1= 1929? ; 3= 1929 ; 1= 1930 ; 1= 1931? ; 2= 1931 ; 1= 1932 ; 1= 1933 ; 2= 1935?
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 24

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