• Country
• United States of America (USA)

• Manufacturer / Brand
• Electrical Research & Mfg. Co.; Waterloo, Iowa

• Year
• 1924

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 38063

• from Radiomuseum.org
• Model: Superheterodyne - Electrical Research & Mfg. Co.

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Other Models

• Here you find 7 models, 4 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electrical Research & Mfg. Co.; Waterloo, Iowa