• Country
• United States of America (USA)

• Manufacturer / Brand
• Electrical Research Laboratories Inc. (Erla); Chicago, Illinois

• Year
• 1928

• Category
• Cabinet only

• Radiomuseum.org ID
• 228000

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Walnut Cabinet for Duo Dynamic Speaker - Electrical Research

• Shape
• Tablemodel, low profile (big size).

• Notes

• Walnut Cabinet for Duo Dynamic Speaker.

   

• Price in first year of sale
• 15.00 $

• Source of data
• Radio Retailing (Radio & Television R.)

• Author
• Model page created by Heiko zur Mühlen. See "Data change" for further contributors.

• Other Models

• Here you find 134 models, 47 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electrical Research Laboratories Inc. (Erla); Chicago, Illinois