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ER250

Information - Help 
ID = 80437
       
Country:
United States of America (USA)
Brand: Eveready (Ever Ready), AENMC / National Carbon Company (NCC); Columbia
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Power/Output 
Identical to ER250 = UX250 = CX350 = 150 = 50

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.25 Ampere / Direct / Parallel, (AC/DC)
Dimensions (WHD)
incl. pins / tip
x 139 x 78 mm / x 5.47 x 3.07 inch
Literature -- Original prospect or advert   
 
er250.jpg
ER250: Electronics, Juli 1930
Achim Dassow

 


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