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DU415

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ID = 11186
       
Country:
Italy
Brand: Zenith (Tubes); Monza
Tube type:  Vacuum Pentode   Power/Output 
Identical to DU415 = RES174d

Base Europe 4-Pin B4 + side contact (Codex=Foo)
Filament Vf 4 Volts / If 0.15 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

du415_zenith_sch1.png
DU415: ZENITH GUIDE 1929-30
Giuseppe Antonio Tusini

du415_so.png DU415: rtt
Anonymous 10 Collector

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Just Qvigstad
du415.png
DU415: ZENITH GUIDE 1929-30
Giuseppe Antonio Tusini

Usage in Models 1= 1929

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

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