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NU-239

Information - Help 
ID = 77121
       
Country:
United States of America (USA)
Brand: National Union Radio Corp.; Orange (NJ)
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to NU-239 = 39 = 239 = 39/44 = NU-39/44

Base UY-Base, 5 Pins (USA, April 1927) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 116 x 42 mm / x 4.57 x 1.65 inch
Weight 34 g / 1.20 oz
Information source -- Collector info (Sammler)   
 
national_union_nu_239_fs.jpg
NU-239: Fin Stewart collection
Fin Stewart

 
nu_39.gif
NU-239: Fin Stewart
Fin Stewart

 

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