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45A Info
Country:  United States of America (USA)      Brand:  USA - Tubes designated in the USA 
  Tube type:  Triode, vacuum   Power/Output 
Tube ID = 20526
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Identical to 45A = 45 = 145 = 245 = 345 = 50A2 = EX645 = FR304 = G45 = L45 = PX2450 = T45 = UX245 = P245

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Filament -: Direct / -: Parallel, (AC/DC) / If: 1.5 Ampere / Vf 2.5 Volts /
Description Anode: 275V und 36mA; Steuergitter: -56V; Steilheit: 2mA/V; 3,5-fache Verstärkung; Innenwiderstand: 1,7kOhm. Unterschied zur 45? Oder warum eine andere Bezeichnung? 
Text in other languages (may differ)
Literature

45a_1.png
Datenblatt
Wolfgang Bauer

 
Usage in Models   1= 1935 ; 3= 1936 ;
Number of Models with this tube   4
No further Information for

45A    

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