• Country
• Germany

• Manufacturer / Brand
• Radio-Amato, Otto Lootze; Berlin

• Year
• 1926/1927

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 16193

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 3

• Valves / Tubes
• RE054 RE054 RE154

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown); 2 AF stage(s)

• Tuned circuits
• 1 AM circuit(s)

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

• Loudspeaker
• - For headphones or amp.

• from Radiomuseum.org
• Model: Dreiröhren-Orts-Empfänger 4031 - Radio-Amato, Otto Lootze;

• Dimensions (WHD)
• 180 x 200 x 75 mm / 7.1 x 7.9 x 3 inch

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 88 models, 76 with images and 27 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio-Amato, Otto Lootze; Berlin