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VSGA1

Information - Help 
ID = 13147
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Tube type:  Screen-grid Tetrode   RF/IF-Stage   Controlling (mu) 
Identical to VSGA1

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Description Marketed under the "Micromesh" label.

Va <200, Vs <100; gm=6.15mA/V at Ia = 7mA. 

Information source Taschenbuch zum Röhren-Codex 1948/49   
Wireless World (The), London (WW, 79)   
 
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VSGA1: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 

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