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UZ420

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ID = 54890
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Double Triode   Universal 
Identical to UZ420
First Source (s)
Jul.1928 : Funk Bastler 1928 Heft 31

Base SPECIAL TUBEBASE in general
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.2 Ampere / Direct / Battery =
Description

Zweifach - Triode (System 1 für HF oder Audion, System 2 für Audion oder NF)

 
Dimensions (WHD)
incl. pins / tip
45 x 105 x 45 mm / 1.77 x 4.13 x 1.77 inch
Weight 45 g / 1.59 oz

d_valvo_uz420_pin.png UZ420: Valvo katalog, 1928.
Sándor Selyem-Tóth

valvouz420.png
UZ420: Funk-Bastler 1928, Heft 41
Hartmut Völler

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Collection of

 
roehre_uz_420_1.jpg

UZ420
 

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