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X-280

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ID = 65143
       
Country:
United States of America (USA)
Brand:
Developer: Common type USA tube/semicond. 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to X-280 = 280 = 80 = CX380 = 480 = UX280

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
x 137 x 54 mm / x 5.39 x 2.13 inch
Weight 67 g / 2.36 oz
Tube prices 1 Tube prices (visible for members only)
Literature - - Manufacturers Literature   
 
x280.jpg
X-280: J.T.
Jorge Tavares

 
s_214_g_4~~1.gif
X-280: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
x_280.png
X-280: own collection
Peter den Boer


Usage in Models 7= 1929

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7


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