12SG7, Tube 12SG7; Röhre 12SG7 (12SG7)

Antique radios, Old Time Radios

12SG7

Country:	United States of America (USA)		Brand:	Common type USA
			Tube type:	PENTODE RF/IF-Stage Controlling (mu)

Tube ID = 2636


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Identical to	12SG7 = VT-209
Similar Tubes	6SG7 (Heater different) 14H7 (other base) 12SG7Y (other class quality (otherw. equal))
Successor Tubes	12BA6 14H7

Base	Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uko)
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Parallel / series AC/DC / If: 0.15 Ampere / Vf 12.6 Volts /
Tube prices	0 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

Original GENERAL ELECTRIC
Josef Pilz

Usage in Models	1= 1940?? ; 6= 1941 ; 2= 1942?? ; 1= 1942? ; 1= 1942 ; 2= 1943? ; 1= 1944 ; 10= 1945 ; 2= 1946?? ; 7= 1946? ; 49= 1946 ; 3= 1947?? ; 4= 1947? ; 22= 1947 ; 1= 1948? ; 20= 1948 ; 4= 1949?? ; 4= 1949? ; 8= 1949 ; 3= 1950?? ; 2= 1951?? ; 2= 1951? ; 2= 1951 ; 5= 1952?? ; 1= 1952 ; 1= 1953? ; 1= 1954 ; 1= 1955?? ;
Number of Models with this tube 166

No further Information for

12SG7

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