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NU-2A7

Information - Help 
ID = 76907
       
Country:
United States of America (USA)
Brand: National Union Radio Corp.; Orange (NJ)
Tube type:  Pentagrid-Converter (Heptode)   Frequency converter 
Identical to NU-2A7 = 2A7

Base 7-Pin-Base U7A = small, old, USA Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 0.8 Ampere / Direct / Parallel, (AC/DC)
Dimensions (WHD)
incl. pins / tip
x 113 x 39 mm / x 4.45 x 1.54 inch
Weight 42 g / 1.48 oz
Literature -- Original prospect or advert   Shapleigh Hardware Co St Louis 1935 catalogue
 
2a7_6a7.png
NU-2A7: Fin Stewart
Fin Stewart

 

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