Antique radios, Old Time Radios

RES174d

Country:	Germany		Brand:	Telefunken Deutschland (TFK)
			Tube type:	Vacuum Pentode Power/Output

Tube ID = 741

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Identical to	RES174d = BF43 = PB4 = DU415 = DX3 = Pentodion_Fourvolt = LL415 = RO4243 = P420 = B443_4pin = W443_4pin = J43
Similar Tubes	Normally replaceable-slightly different: L43 Other base: ME4_362; W443 Other base and data slightly different: M1004X
First year	1931 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Aug.1931 : Funk Bastler (, Der...) 1931 Heft 33

Base	Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eoo) Sidecontact
Filament	Vf 4 Volts / If: 0.15 Ampere / -: Direct /
Description	RES174d - siehe auch irrtümliche RES174. Text in other languages (may differ)
Tube prices	5 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49

RES174d: TreLe
Trev Levick

RES174d: Telefunken Werkstattbuch
Wolfgang Bauer

RES174d: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models	3= 1928 ; 4= 1929 ; 1= 1931? ; 3= 1931 ; 1= 1932?? ; 34= 1933 ; 2= 1935
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 48

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