• Country
• Switzerland

• Manufacturer / Brand
• Ducrest, Charles R.; Genève (Genf)

• Year
• 1926 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 19053

• Number of Tubes
• 4

• Valves / Tubes

• Main principle
• TRF with regeneration; ZF/IF 1 kHz; 2 AF stage(s)

• Tuned circuits
• 2 AM circuit(s)

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

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

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Geschlossen - Ducrest, Charles R.; Genève

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 2 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ducrest, Charles R.; Genève (Genf)