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288

Information - Help 
ID = 7456
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Full-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to 288 = 588_Perryman
Similar Tubes
Normally replaceable-slightly different:
  80

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bm)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Indirect
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (II)   Page 29
 
80~~28.png
288: Fin Stewart
Fin Stewart

 

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