12SA7, Tube 12SA7; Röhre 12SA7 (12SA7)

Antique radios, Old Time Radios

12SA7

Country:	United States of America (USA)		Brand:	Common type USA
			Tube type:	Pentagrid-Converter (Heptode) Pentagrid (new) Controlling (mu)

Tube ID = 2634


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Identical to	12SA7 = VT-161
Similar Tubes	12SA7GT (other shape (e.g. bulb, size)) 14Q7 (other base) 6SA7 (Heater different) 12SA7G (other shape (e.g. bulb, size)) 12SY7 (other class quality (otherw. equal))
First Series	1939 -- Collector info (Sammler)
First Source (s)	02.Feb.1939 : Electron Tube Registration List
Predecessor Tubes	12A8G 12K8
Successor Tubes	12BE6 12BA7

Base	Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ud)
Was used by	Radio/TV-reception etc.
Filament	-: Indirect / -: Series, AC/DC / If: 0.15 Ampere / Vf 13 Volts /
Tube prices	0 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Taschenbuch zum Röhren-Codex 1948/49


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

Röhrensammlung
Wolfgang Bauer

Lorenz Empfänger-Röhren , 9. Auflage
Michael Sigmund

SEL Handbuch 1964
Peter Hoddow

Usage in Models

1= 1933 ; 1= 1934?? ; 1= 1934 ; 4= 1938? ; 2= 1938 ; 6= 1939?? ; 14= 1939? ; 61= 1939 ; 32= 1940?? ; 21= 1940? ; 130= 1940 ; 49= 1941?? ; 19= 1941? ; 166= 1941 ; 47= 1942?? ; 3= 1942? ; 89= 1942 ; 1= 1943? ; 1= 1943 ; 1= 1944? ; 3= 1944 ; 7= 1945?? ; 11= 1945? ; 19= 1945 ; 36= 1946?? ; 47= 1946? ; 320= 1946 ; 76= 1947?? ; 23= 1947? ; 192= 1947 ; 45= 1948?? ; 15= 1948? ; 216= 1948 ; 76= 1949?? ; 36= 1949? ; 96= 1949 ;

Number of Models with this tube 2263

No further Information for

12SA7

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