• Country
• Germany

• Manufacturer / Brand
• Berko-Werke, Quast & Co.; Berlin

• Year
• 1928

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 86075

• Main principle
• ZF/IF 455 kHz

• Power type and voltage
• No Power needed /   Volt

• Loudspeaker
• Horn

• Material
• Metal case

• from Radiomuseum.org
• Model: Trichterlautsprecher [klein, stehend] - Berko-Werke, Quast & Co.;

• Dimensions (WHD)
• 179 x 43 x 111 mm / 7 x 1.7 x 4.4 inch

• Notes
•  

• Price in first year of sale
• 24.00 RM

• Source of data
• Katalog Prohaska 1928/29

• Author
• Model page created by Richard Winter. See "Data change" for further contributors.

• Other Models

• Here you find 5 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Berko-Werke, Quast & Co.; Berlin