• Country
• Germany

• Manufacturer / Brand
• Radiosonanz (GmbH bzw. AG), Berlin (W15)-Charlottenburg

• Year
• 1925–1927

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 16360

• Main principle
• Crystal or Solid State Detector; Crystal-detection 1 circuit (no tubes)

• Tuned circuits
• 1 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Detektor-Empfänger Ra II - Radiosonanz GmbH bzw. AG,

• Shape
• Tablemodel, slant panel.

• Notes
• Steilpult.

• Price in first year of sale
• 18.00 RM

• External source of data
• E. Erb 3-907007-36-0

• Source of data
• Katalog Radiohaus Grüner 1925 / Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Radio-Bauer, Kat. Nr. 6, April 1927

• Other Models

• Here you find 41 models, 22 with images and 4 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radiosonanz (GmbH bzw. AG), Berlin (W15)-Charlottenburg