Antique radios, Old Time Radios

12

Country:	United States of America (USA)	Brand:	Common type USA tube
		Developer:	Westinghouse El. & Mfg. Co. - see also Canadian W.
		Tube type:	Triode, vacuum Universal

Tube ID = 13394

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Identical to	12
Similar Tubes	Other base: 11; C11; CX12; UX112/A; WD11; WX12
Successor Tubes	1925 WX12 CX12

Base	UV-Base (4 Pins+Bayonet, USA 1914 WE) (Codex=Bo)
Filament	Vf 1 Volts / If: 0.25 Ampere / -: Direct / -: Battery = /
Description	Ua = 90 V; Ia = 2,5 mA; Ug1 = -4,5 V; Ra = 15,5 kOhm; S 0,425 mA/V V = 6,6 Text in other languages (may differ)
Literature	Taschenbuch zum Röhren-Codex 1948/49


	12: Internet Miguel Angel Trujillo-Rodriguez

12: KoBi
Konrad Birkner

Usage in Models	1= 1928? ; 2= 1928 ; 2= 1930?? ; 2= 1933?? ; 1= 1940? ; 1= 1949??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 9

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