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DAS1

Information - Help 
ID = 4024
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Screen-grid Tetrode   Audio Frequency 
Identical to DAS1
Similar Tubes
Normally replaceable-slightly different:
  KE50
First year Aug.1938 The Wireless World, London (WW, 79) Show announcement
First Source (s)
1938 : - - Manufacturers Literature

Base SPECIAL TUBEBASE in general (Codex=Sp 25) Top contact with a cap
Filament Vf 2 Volts / If 0.06 Ampere / Direct / Battery =
Description
For deaf aid use. gm = 0.58mA/V 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
16 x 69 x mm / 0.63 x 2.72 x inch
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
das1_1.jpg
DAS1: G.S.
Günther Stabe

 
das1_sg.gif
DAS1: G.S.
Günther Stabe

 
das1_techdat1.png
DAS1: Original Data Sheet
Hermann Fleischanderl


Usage in Models 1= 1943?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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