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20CV

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ID = 31240
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Photocell High vakuum 
Identical to 20CV

Base Loctal-8, B8G (Sylvania, 1938)
Filament --/--
Dimensions (WHD)
incl. pins / tip
32 x 80 x mm / 1.26 x 3.15 x inch
Information source - - Manufacturers Literature   
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20cv_sock.png 20CV: elektron taschenbuch 1952
Heinz Höger


Just Qvigstad
20cv_mullard_data_01.png
20CV: Mullard - original papers
Detlef Narten

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Collection of

 
20_cv_2.jpg

20CV
 

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