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RT3

Information - Help 
ID = 19507
       
Country:
Italy
Brand:
Tube type:  Triode, vacuum   Power/Output 
Identical to RT3
Similar Tubes
Normally replaceable-slightly different:
  RE304

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 4 Volts / If 0.25 Ampere / Direct / Battery =
Description Va max 300V, Ia 15mA, Vg -23V, gain 8.2. 
Text in other languages (may differ)
Information source -- Original-techn. papers.   
 
rt3_fiv.jpg
RT3: My Collection
Danko Tkalec

 
b4sockel_1.png
RT3: KoBi
Konrad Birkner † 12.08.2014

 

from Just Qvigstad


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