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PP220

Information - Help 
ID = 11526
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
Identical to PP220 = KT24
Similar Tubes
Normally replaceable-slightly different:
  MP2

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.2 Ampere / Direct / Battery =
Description

Hivac and Tungsram are known manufacturers.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   p. 397

pp220_sock.png PP220: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Just Qvigstad
pp220_spec.png
PP220: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

 

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