Antique radios, Old Time Radios

WX12

Country:	United States of America (USA)		Brand:	RCA (RCA Victor Co. Inc.); New York (NY)
			Tube type:	Triode, vacuum Universal

Tube ID = 15078


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Identical to	WX12 = CX12
Similar Tubes	Normally replaceable-slightly different: 864 Other base: 11; 12; C11; C12_Triode; WD11; WD12
First Series	1925 Radios von gestern
Predecessor Tubes	WD11 12 WD12

Base	UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by	Radio/TV-reception etc.
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

KoBi
Konrad Birkner

Raytheon Databook 1937
Emilio Ciardiello

Further Information for

WX12

WX12 (WX12) (24.10.2008) Norman Bourassa	Clicks: 252 Replies: 1
I would just like to point out that the 864 tube is often used as a substitute for the WX12 tube. the differences between the WX12 and 864 are very small, but the WX12 is in much shorter supply than the 864. Therefore, it is generally much cheaper to use an 864 tube in place of a WX12. I am not sure why these two tubes are not shown as substitutes for one another on this website. More ...

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