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SV220

Information - Help 
ID = 13048
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Screen-grid Tetrode   Controlling (mu) 
Identical to SV220

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er)
Filament Vf 2 Volts / If 0.18 Ampere
Literature Taschenbuch zum Röhren-Codex 1948/49   
 

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