• Country
• Germany

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

• Year
• 1928/1929

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 20981

• Wave bands
• - without

• Power type and voltage
• No Power needed /   Volt

• Loudspeaker
• Horn

• Material
• Metal case

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

• Notes
•  

• Net weight (2.2 lb = 1 kg)
• 10 kg / 22 lb 0.4 oz (22.026 lb)

• Price in first year of sale
• 26.00 RM

• External source of data
• Erb

• Source of data
• Katalog Prohaska 1928/29

• 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