• Country
• Germany

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

• Year
• 9999/9999

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 16937

• • Brand: Mars

• Number of Tubes
• 7

• Valves / Tubes

• Main principle
• Superheterodyne (common); Special type of reception - please describe.

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Dublette mit ID = 16914 - Schneider-Opel AG, Radiowerke;

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Price in first year of sale
• 341.00 RM

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• 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