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B242

Information - Help 
ID = 12557
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Screen-grid Tetrode 
Identical to B242
Similar Tubes
Other base:
  B242_UX4
First year 1932 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Er)
Filament Vf 2 Volts / If 0.15 Ampere
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
b242_sock.png
B242: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

 
b242_spec.png
B242: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


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