Antique radios, Old Time Radios

12SA7G

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

Tube ID = 3587


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Identical to	12SA7G
Similar Tubes	Other shape (e.g. bulb type): 12SA7; 12SA7GT
First Source (s)	06.Feb.1940 : Electron Tube Registration List
Predecessor Tubes	12A8G
Successor Tubes	12BE6

Base	Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ud)
Was used by	Radio/TV-reception etc.
Filament	Vf 12.6 Volts / If: 0.15 Ampere / -: Indirect / -: Parallel / series AC/DC /
Literature	Taschenbuch zum Röhren-Codex 1948/49

H.A.
Hans Amberger

ARRL Handbook 1972
Michael Schlör

Usage in Models (calculation each 25th of the month)	2= 1940 ; 13= 1941 ; 15= 1942 ; 2= 1949? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 32

No further Information for

12SA7G

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