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K31

Information - Help 
ID = 25186
       
Country:
Germany
Brand: Krefft AG, W.; Gevelsberg (Westfalen): Weltfunk
Tube type:  Television picture tube black+white 
Identical to K31

Filament Vf 6.3 Volts / If 0.3 Ampere / Specified voltage AND current AC/DC
Description Bildgröße: 218 mm x 290 mm 

k31_kreft_bildroehre_daten_aus_dem_ft_heft_nr.19_1951_s_537~~1.png
K31: Funk-Technik Heft Nr.19 1951 Seite 537
Anonymous 1038 Collector

Usage in Models 1= 1951

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 
k31_kreft_bildroehre_bild_aus_dem_ft_heft_nr.19_1951_s_537~~1.jpg

 

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