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ID = 20625
United States of America (USA)
Tube type:  Triode, vacuum   Universal 
Identical to A_UX-base = 101A = UX201A = CX301A
Similar Tubes
Normally replaceable-slightly different:
First year Jul.1925 Saga of the Vacuum Tube, Tyne Seite 344

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.25 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
45 x 108 x mm / 1.77 x 4.25 x inch
Weight 47 g / 1.66 oz

a_common_so.png A_UX-base: ARRL Handbook 1972
Anonymous 10 Collector

Just Qvigstad
A_UX-base: DBA
Dale Allen

Collection of



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