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SP220

Information - Help 
ID = 16397
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Triode, vacuum   Power/Output 
Identical to SP220
Similar Tubes
Normally replaceable-slightly different:
  ZD2

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 2 Volts / If 0.2 Ampere
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
1_118.png
SP220: Telefunken Werkstattbuch
Wolfgang Bauer

 
sp220_spec.png
SP220: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 1= 1936?

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

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