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H410DS

Information - Help 
ID = 1677
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to H410DS
Similar Tubes
Heater different:
  H410D

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 Top contact screw type.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.1 Ampere / Direct / Series, DC
Description

Für Serienheizung 0,1 A selektiert.

 
 

from Just Qvigstad

Usage in Models 1= 1928 ; 1= 1929 ; 1= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

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