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Populair

Information - Help 
ID = 32122
       
Country:
Austria
Brand: Helikon, Helikonwerk, Ing. Richard Martinek; Wien
Tube type:  Triode, vacuum 
  Ca. 1925 up to 1945 very rare. ***
Identical to Populair
First Source (s)
Dec.1925 : - - Manufacturers Literature ÖRA, Dez. 1925, S 315

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 1.8 Volts / If 0.12 Ampere / Direct / Battery =
Description Thoriumröhre (alle Helikon). Die Banderole zeigt If 0.12, Uf 1.8 - 2.5, Ua 20 - 80 und Ia 1 - 6 m/A in gedruckter Form. 
Dimensions (WHD)
incl. pins / tip
30 x 78 x 30 mm / 1.18 x 3.07 x 1.18 inch
Weight 29 g / 1.02 oz
 
helikon_populair.jpg
Populair: Radiomuseum Luzern
Ernst Erb

 
helikonpopulairkennliniera1225.png
Populair: ÖRA 12-1925
Thomas Lebeth



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