Antique radios, Old Time Radios

12A8G

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

Tube ID = 2629


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Identical to	12A8G
Similar Tubes	Other shape (e.g. bulb type): 12A8GT Heater different: 6A8G
First Source (s)	22.May.1939 : Electron Tube Registration List
Successor Tubes	14Q7 12SA7 12A8GT 12SA7GT 12SA7G 12K8

Base	Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ue)
Was used by	Radio/TV-reception etc.
Filament	Vf 12.6 Volts / If: 0.15 Ampere / -: Indirect / -: Parallel / series AC/DC /
Tube prices	0 Tube prices (visible for members only)
Literature	Essential Characteristics, GE 1973 Taschenbuch zum Röhren-Codex 1948/49

RTT Schwandt
Günther Stabe

Usage in Models (calculation each 25th of the month)	1= 1939? ; 11= 1939 ; 1= 1940? ; 29= 1940 ; 1= 1945? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 43

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12A8G

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