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ID = 20526
United States of America (USA)
Brand: Silvertone (tubes) - see also Sears; Chicago, IL
Tube type:  Triode, vacuum   Power/Output 
Identical to 45A

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.5 Ampere / Direct / Specified voltage AC/DC
Description The Super Silvertone 45A is an uprated version of the 45 etc. The Va is uprated from 250 to 325 Volt, the power output from 1.6 to 3 Watt. 
Text in other languages (may differ)
Information source Tube Lore (I)   

45a_2.png 45A: Datenblatt
Wolfgang Bauer

More ...

Just Qvigstad
Usage in Models 1= 1934? ; 2= 1934 ; 4= 1935 ; 3= 1936

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):10

Collection of



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