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R2164

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ID = 86225
       
Country:
United States of America (USA)
Brand: National Union Radio Corp.; Orange (NJ)
Tube type:  Mag. Eye, 2 shadow angles   Indication 
Identical to R2164
Similar Tubes
Differences not known by us:
  6355

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Indirect
Description

Twin electron-ray indicator without internal amplifier unit.

Refer to Magic Eye Patterns

 
Information source -- Collector info (Sammler)   


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