• Country
• Germany

• Manufacturer / Brand
• Maretrans-Radio-Company GmbH; Berlin, Leipzig

• Year
• 1923 ?

• Category
• Miscellaneous (Other, Various) - see notes

• Radiomuseum.org ID
• 15921

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• from Radiomuseum.org
• Model: Verstärker - Maretrans-Radio-Company GmbH;

• Notes
• HF- und NF-Verstärker

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Mentioned in
• Historische Radios Band III (176)

• Other Models

• Here you find 6 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Maretrans-Radio-Company GmbH; Berlin, Leipzig