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CI4090

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ID = 29467
       
Country:
Italy
Brand: Zenith; Monza (Italy)
Tube type:  Triode, vacuum 
Identical to CI4090
Similar Tubes
Other characteristic (electr. data):
  REN1104

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.9 Ampere / Indirect
Description

Die Zenith-Röhre Ci4090 war z.B. durch J. Renaud & Cie., Neuchâtel (Generalagentur für Zenith-Röhren) gelistet [3330403].

 
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 106
 
ci_4090_zenith.jpg
CI4090: dalla mia collezione
Biagio Laureti

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ci4090_so.png
CI4090: rtt
Anonymous 10 Collector

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ci4090.png
CI4090: ZENITH GUIDE 1929-30
Giuseppe Antonio Tusini


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