• Country
• Switzerland

• Manufacturer / Brand
• RESA, La Radio Electrique SA; Genève

• Year
• 1924

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

• Radiomuseum.org ID
• 13447

• Main principle
• Crystal or Solid State Detector; Crystal-detection 1 circuit (no tubes)

• Tuned circuits
• 1 AM circuit(s)

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Resa-Grütli 4 - RESA, La Radio Electrique SA;

• Notes
• mit eingebauter Spule «nids d'arbeilles à prises multiple», Luftdrehko halb versenkt.

• Price in first year of sale
• 50.00 SFr

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

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Other Models

• Here you find 46 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from RESA, La Radio Electrique SA; Genève