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ID = 28258
Brand: Telefunken Italia, Milano
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 very rare. ***
Identical to RGN380 = 280 = CX380 = UX280 = AC80 = PM280 = ER280 = MX280 = PU080 = 80
First Source (s)
Mar.1927 : - - Data from my own collection
Predecessor Tubes UX213   80  

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 / Specified voltage AC/DC

Telefunken Nachbau der USA type 80.

Tube prices 1 Tube prices (visible for members only)
Information source - - Data from my own collection   

429_2~~1.png RGN380: Telefunken Werkstattbuch
Wolfgang Bauer

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Just Qvigstad
Usage in Models 1= 1932

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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