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History of the manufacturer  

Stromberg, Helsinki

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Name: Stromberg, Helsinki    (FIN)  
Abbreviation: stromberg

Stromberg Oy, Helsinki, Finland, Stromberg was a leader power and automation company and also radios trademark, marketing Strömberg Oy Ab, Suomen Sähkö OY Gottfr. Strömberg, but manufacturer Helvar Oy, Helsinki (also OEM Lorenz etc) Strömberg was established in Finland in 1889 by Gottfrid Strömberg. Manufacture included electromechanical products such as generators, electric motors and even small power plants. In 1986, Asea, in 1987 Asea and Brown Boveri, ABB.

Founded: 1889

Some models:
Country Year Name 1st Tube Notes
FIN  41–43 300Y UCH11  Deutsches Exportgerät oder Lizenzbau, Lorenz Kleinsuper Chassis 
FIN  71 2070 B ECC85  It's a console, made in Germany. 
FIN  39/40 640 6K8G  Wave bands: 16 - 52m 190 - 580m 780 - 2100m Chassis made by Radiobell, Belgium 
FIN  41/42 542Y UCH11  Fuses: 110-150V/0.8A, 220-240V/0.6A Wavebands: I 13,5 - 52m II 185 - 580m III 725 -... 
FIN  42 Unknown UCH11  Chassis: Lorenz 20A, radio model number: ???Y 
FIN  39 540    
FIN  41 400V UCH11   
FIN  42 742Y UCH11   
FIN  42–44 500 V ECH3   


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



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