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NA406

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ID = 19232
       
Country:
Germany
Brand: Niggl-Hochvakuum-Industrie, Niggl-Audion; München
Tube type:  Triode, vacuum 
Identical to NA406

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 3.5 Volts / If 0.06 Ampere / Direct / Battery =
Description

Audion, Hoch- und Niederfrequenz; Durchgriff: 14%; Steilheit: 0,5 mA/V; Innenwiderstand: 18 kOhm

 


Just Qvigstad

Collection of

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roehre_na406_niggl_bild_1.jpg

NA406
 

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