Antique radios, Old Time Radios

UL41

Country:	Europe		Brand:	Common type Europe
			Tube type:	Vacuum Pentode Power/Output

Tube ID = 770


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Identical to	UL41 = 45A5 = BF451_Mazda-F = N142 = 451PT = MUL41
Similar Tubes	Other base: UL11 Other base and other base diagram: PL82 Multiple differences or of other kind: UL1
First Series	1947 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Oct.1947 : Funkschau (FS) Heft 10; 1947 Sep.1946 : Daten und Schaltungen moderner ... Röhren; Philips # 3a
Predecessor Tubes	CL4 UL2 UL11
Successor Tubes	1955 UL84

Base	Rimlock base B8A (Codex=Wh)
Was used by	Radio/TV-reception etc.
Filament	Vf 45 Volts / If: 0.1 Ampere / -: Indirect / -: Series, AC/DC /
Dimensions (WHD)	22 x 76 x mm / 0.87 x 2.99 x inch
Tube prices	3 Tube prices (visible for members only)
Literature	Taschenbuch zum Röhren-Codex 1948/49


	Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus

collection JR
Jacob Roschy

Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

Telefunken Handb. d. Rundfunkröhren
Peter Hoddow

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

1= 1940?? ; 2= 1947?? ; 1= 1947? ; 19= 1947 ; 12= 1948?? ; 5= 1948? ; 37= 1948 ; 8= 1949?? ; 6= 1949? ; 136= 1949 ; 59= 1950?? ; 33= 1950? ; 189= 1950 ; 13= 1951?? ; 33= 1951? ; 210= 1951 ; 33= 1952?? ; 26= 1952? ; 167= 1952 ; 21= 1953?? ; 23= 1953? ; 133= 1953 ; 8= 1954?? ; 11= 1954? ; 139= 1954 ; 25= 1955?? ; 17= 1955? ; 132= 1955 ; 15= 1956?? ; 9= 1956? ; 72= 1956 ; 5= 1957?? ; 9= 1957? ; 24= 1957 ; 5= 1958?? ; 7= 1958? ;

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 1685

No further Information for

UL41

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