• Country
• Germany

• Manufacturer / Brand
• Schneider-Opel AG, Radiowerke; Frankfurt a.M., später Berlin

• Year
• 1926–1930

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

• Radiomuseum.org ID
• 16916

• • Brand: Mars

• 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 SOK II [flache Ausführung] - Schneider-Opel AG, Radiowerke;

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 120 x 70 x 150 mm / 4.7 x 2.8 x 5.9 inch

• Notes
• Typenbezeichnung nur "SOK" Variante von SOK I (1)(ID=16915)

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• - - Data from my own collection ( )

• Other Models

• Here you find 133 models, 92 with images and 20 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Schneider-Opel AG, Radiowerke; Frankfurt a.M., später Berlin