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NT57A

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ID = 17236
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Transmitting Triode, air cooled 
Identical to NT57A = CV1232 = W337
Predecessor Tubes NT57  

Filament Vf 15 Volts / If 48 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   

 

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