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History of the manufacturer  

Halldorson Co.; Chicago, Illinois

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Name: Halldorson Co.; Chicago, Illinois    (USA)  
Abbreviation: halldorson
Products: Model types
Summary:

In the August 1926, McGraw-Hill Radio Trade Catalog on page 212 the Halldorson Company was located at 4745 North Western Avenue in Chicago, Illinois.

In the November 1924 The Radio Trade Directory under the heading manufacturers of Vacuum Tube Sets on page 80, the Halldorson Company was located at 1772 Wilson Avenue in Chicago, Illinois.

History:
Halldorson Co., The; 1772 Wilson Ave, Chicago, Illinois


Some models:
Country Year Name 1st Tube Notes
USA  23 120$    
USA  23 98$    
USA  24 4tubes [(65$)]   Three dials (primary tuning control knobs) 
USA  24 4tubes [(98$)]   Two dials (primary tuning control knobs) 
USA  24 RD401   Two dials (primary tuning control knobs) 
USA  25 RF400   Two dials (primary tuning control knobs) 
USA  25 RF500 [115$]   Three dials (primary tuning control knobs) 
USA  25 RF500 [old]   Three dials (primary tuning control knobs) 
USA  26 RF500 [new]   Three dials (primary tuning control knobs) 

[rmxhdet-en]

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

May 1924 Radio News magazine advertisement on page 1648tbn_usa_halldorson_may_1924_radio_news_page_1648.jpg

  
rmXorg