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FX250

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ID = 49540
       
Country:
France
Brand: Grammont (Radiofotos, Fotos); Paris, Malakoff
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to FX250
Similar Tubes
Normally replaceable-slightly different:
  250 ; 50 ; UX250

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 / Specified voltage AC/DC
Description

This tube originally listed with a UV base. This is UX and has been corrected

 
Dimensions (WHD)
incl. pins / tip
x 159 x 67 mm / x 6.26 x 2.64 inch
Weight 78 g / 2.75 oz

ux_base_standard~~456.png FX250: Fin Stewart
Fin Stewart


Just Qvigstad
americansmall_7.png
FX250: own collection
Peter den Boer

 

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