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WT501

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ID = 65932
       
Country:
United States of America (USA)
Brand: Welsh Electric Lamp Corp, Newark NJ
Developer: Welsh Electric Lamp Corp, Newark NJ 
Tube type:  Gas Triode   Detector 
  <1925 very rare. ***
Identical to WT501

Base Swan-Bajonett B15
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.5 Ampere / Direct / Battery =
Description

Heizdaten: Uf 4...6 V; If <0,5 A
Anodenspannung: 16...22,5 V

Die Außensteuerelektrode wird vom Anwender selbst, durch Umwickeln der Röhrentaille mit Draht, hergestellt.

Sockel: B15d

 
Dimensions (WHD)
incl. pins / tip
18 x 60 x mm / 0.71 x 2.36 x inch
Tube prices 2 Tube prices (visible for members only)
Information source -- Original prospect or advert   G. Eisenbarth, Außensteuerröhren, 2012, S. 47ff


Just Qvigstad
1923_jan_qst_pg_136.gif
WT501: QST Jan 1923 page 136 Google Books
David Barker

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Collection of

 
welsh_peanut_tube_w.t.501.jpg

WT501
 

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