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DA1

Information - Help 
ID = 4022
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Triode, vacuum   Audio Frequency 
Identical to DA1
Similar Tubes
Normally replaceable-slightly different:
  KC50
Other characteristic (electr. data):
  DA2
First Source (s)
Apr.1936 : - - Manufacturers Literature

Base Midget 4 pin Hivac (Sm4) (Codex=Sp 26)
Filament Vf 2 Volts / If 0.05 Ampere / Direct / Battery =
Description

B4A base (one thick pin)

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
18 x 59 x mm / 0.71 x 2.32 x inch
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
da1.jpg
DA1: G.S.
Günther Stabe † 19.8.20

 
168.png
DA1: Telefunken Werkstattbuch
Wolfgang Bauer

 
da1_techdat01.png
DA1: Mullard Valves 1936
Peter Hoddow


from Just Qvigstad

Usage in Models 2= 1937?? ; 1= 1943? ; 1= 1959

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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