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S4102D

Information - Help 
ID = 79231
       
Country:
Sweden
Brand: Standard Radiofabrik A.B.; Ulvsunda
Tube type:  Triode, vacuum   Audio Frequency 
Identical to S4102D

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Filament Vf 2 Volts / If 1 Ampere / Direct / Battery =
Description

Tyne quotes the filament current as 0.25A for this tube.

 
Information source Saga of the Vacuum Tube, Tyne   page 367-369

s4102d_sockel.png S4102D: RTT 10.Auflage
Thomas Lüthe


Just Qvigstad
s4102d_tu_1.png
S4102D: Herstellerunterlagen
Thomas Lüthe

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s4102d.jpg

 

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