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AX225

Information - Help 
ID = 79998
       
Country:
United States of America (USA)
Brand: Westinghouse El. & Mfg. Co. - see also Canadian W.
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Audio Frequency 
Identical to AX225
Similar Tubes
Different connections:
  UX225_5pin

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Description This tube was first worked on at Westinghouse in 1922. It was made in very limited quantities and was also known as the AX225, UX225 and UY225.in April 1926. Any tubes with these designations are extremely rare. A single ended version was made with a 5 pin base in late 1926-early 1927. This tube was the forerunner of the UY227. 
Dimensions (WHD)
incl. pins / tip
x 128 x 45 mm / x 5.04 x 1.77 inch
Weight 50 g / 1.76 oz
Literature -- Collector info (Sammler)   
 
radiotron_ux225_bm.jpg
AX225: Bob Millard collection
Fin Stewart

 
radiotron_ax_ux225_pin_ass.png
AX225: Fin Stewart
Fin Stewart

 

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