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ID = 35248
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Screen-grid Tetrode 
Identical to 246A
Similar Tubes
Heater different:

Base UX-Base (4 Pins (2 thick, USA 1924, UX) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 3.3 Volts / If 0.1 Ampere / Direct

Similar to 245A with oxide coated filament. Gm 0.52 to 1.2mS.

Information source Tube Lore (I)   
- - Manufacturers Literature   

4k_17.png 246A
Emilio Ciardiello

Just Qvigstad
246A: Manufacturer's Literature
Emilio Ciardiello

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