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CV1021

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ID = 13943
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Triode, vacuum   Universal 
Identical to CV1021 = 210LF = VR21 = 10E/7738 = 210LF_Cossor
Similar Tubes
Normally replaceable-slightly different:
  CV1027 ; CV3532 ; VR27

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   
 
cv1021.jpg
CV1021: My own collection
Bo Samuelsson

 
1_239.png
CV1021: Datenblatt
Wolfgang Bauer

 

Usage in Models 1= 1950??

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


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