Antique radios, Old Time Radios

L414

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

Tube ID = 2024

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Identical to	L414 = B405 = RE134
Similar Tubes	Normally replaceable-slightly different: D9; L316; M94
First year	1927 Tube leaflet collection E.Erb Analysis by original leaflets

Base	Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament	Vf 4 Volts / If: 0.15 Ampere / -: Direct / -: Parallel, (AC/DC) /
Literature	Radio-Expres, Netherlands Taschenbuch zum Röhren-Codex 1948/49

L414: NL
Nikolaus Löwe

L414: Telefunken Werkstattbuch
Wolfgang Bauer

L414: Valvo Daten Heft 1930
Trev Levick

Usage in Models	2= 1928? ; 5= 1928 ; 1= 1929? ; 2= 1929 ; 2= 1930? ; 1= 1931? ; 1= 1931 ; 1= 1932?? ; 6= 1932 ; 1= 1933? ; 2= 1934
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 24

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