Antique radios, Old Time Radios

E444

Country:	Netherlands		Brand:	Philips; - Eindhoven; Netherlands
			Tube type:	Diode-Tetrode Universal

Tube ID = 1724


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Identical to	E444 = AN4126 = SD4_Mullard = RENS1254 = A4DP = TE44 = NDS42 = WE26 = DS4100 = B430N = RS4144 = RS4344
Similar Tubes	Normally replaceable-slightly different: 4A14; A4DF Heater different: B2044 Other base: E444_B5+1
First Series	1933 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Apr.1933 : Philips Bulletin #D6
Successor Tubes	1937 EBF1 EBF2 DT4 DT3_Zenith

Base	Europe 6-Pin B6 (1933) (Codex=Le)
Was used by	Radio/TV-reception etc.
Filament	Vf 4 Volts / If: 1.1 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Tube prices	1 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49


	ficha de valvulas Getulio Jimenez-Gomez

collection JR
Jacob Roschy

Telefunken Werkstattbuch
Wolfgang Bauer

RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models (calculation each 25th of the month)	1= 1932?? ; 2= 1932 ; 5= 1933? ; 63= 1933 ; 5= 1934? ; 72= 1934 ; 4= 1935? ; 31= 1935 ; 2= 1936? ; 10= 1936 ; 1= 1937 ; 1= 1938 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 197

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E444

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