Antique radios, Old Time Radios

UF41

Country:	Europe	Brand:	Common type Europe
		Developer:	Philips; - Eindhoven; Netherlands
		Tube type:	Vacuum Pentode RF/IF-Stage Controlling (mu)

Tube ID = 343


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Identical to	UF41 = 12AC5 = HF121 = 121VP = MUF41
First Series	1947 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Oct.1947 : Funkschau (FS) Heft 10; 1947 Jul.1946 : Daten und Schaltungen moderner ... Röhren; Philips # 3a
Predecessor Tubes	UF21 UF9 UF5
Successor Tubes	1954 UF89

Base	Rimlock base B8A (Codex=Wh)
Was used by	Radio/TV-reception etc.
Filament	Vf 12.6 Volts / If: 0.1 Ampere / -: Indirect / -: Parallel / series AC/DC /
Tube prices	0 Tube prices (visible for members only)

HS
Heinz Schmidt

Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

Röhren Dokumente Franzis Verlag
Anonymous 481 Collector

Usage in Models (calculation each 25th of the month)

1= 1940?? ; 1= 1947?? ; 1= 1947? ; 11= 1947 ; 1= 1948?? ; 1= 1948? ; 6= 1948 ; 2= 1949?? ; 1= 1949? ; 16= 1949 ; 24= 1950?? ; 14= 1950? ; 56= 1950 ; 7= 1951?? ; 14= 1951? ; 97= 1951 ; 15= 1952?? ; 16= 1952? ; 90= 1952 ; 11= 1953?? ; 15= 1953? ; 78= 1953 ; 8= 1954?? ; 2= 1954? ; 65= 1954 ; 14= 1955?? ; 10= 1955? ; 73= 1955 ; 10= 1956?? ; 5= 1956? ; 24= 1956 ; 2= 1957?? ; 3= 1957? ; 11= 1957 ; 2= 1958?? ; 3= 1958? ;

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 727

Further Information for

UF41

UF41 (26.07.2005) Júlio Branco	Clicks: 690 Replies: 2
Dear friends of the radio This valve can be substituted by the valve 12AC5, according to outline that I enclose: Best regardes Júlio Branco from Portugal More ...

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