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History of the manufacturer  

Ferro-Stella, Boros Gyula Cég; Budapest

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Name: Ferro-Stella, Boros Gyula Cég; Budapest    (H)  
Abbreviation: ferrostell
Products: Model types Others
Summary:

Boros Gyula Cég
Vörösmaty utca 15., Budapest, Újpest

Brand: Ferro-Stella

  • Rádió vevőkészülék - Radio Receiver
  • Forgó kondenzátor - Rotary capacitor
  • Transformátor - Transformer
  • Fűtőellenállás - Heating Resistance
  • Gömb-variométer - Sphere variometer

Founded: 1927
Production: 1927 -
History:

This manufacturer was suggested by Sándor Perneky.


Some models:
Country Year Name 1st Tube Notes
30 Superselect    
30–32 Niederfrequenz-Transformator BGY3   transposal - price: 1:1   -    9,20 Pengő 1:2   -&nb... 
30–39 Variable capacitor 500pF Ferrostella    
30 Ferro Stella Block capacitor (not electrolytic)   Ferro Stella Block capacitor (not electrolytic). Different values. 
30 Fűtőellenállás / Heating resistance Ferro Stella 6-8 Ohm   Heating Resistance without body Assortment 6-8 Ω 12 &Omega... 
30 Fűtőellenállás / Heating resistance Ferro Stella 2-6 Ohm   Heating Resistance cylindrical, with the operating button Assortment: 2... 
30 Fűtőellenállás / Heating resistance Ferro Stella 12-30-50 Ohm   Heating Resistance cylindrical, mounted on a pedestal, with the operating button... 
30 Antennapótló / Light Antenna Ferro Stella [1 jack]    
30 Antennapótló / Light Antenna Ferro Stella [3 jack]    
28–30 Detektor (plug-in) Ferro Stella    
30 Ferro Stella Anódpótló G   90 V / 40 mA. 
30 Megadyn A141   

[rmxhdet-en]

Further details for this manufacturer by the members (rmfiorg):

Quelle: Rádió Amatőr. 1927.tbn_h_ferrostell_advert_1927.jpg

  
rmXorg