• Country
• Switzerland

• Manufacturer / Brand
• Grandjean, Ch.; La Chaux-de-Fonds

• Year
• 1933 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 296341

• Number of Tubes
• 7

• Valves / Tubes

• Main principle
• Superhet with RF-stage

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

• Power type and voltage
• Alternating Current supply (AC) / 108-120; 120-135; 140-155; 180-200; 215-235; 235-250 Volt

• Material
• Wooden case

• from Radiomuseum.org
• Model: Récepteur type amércain - Grandjean, Ch.; La Chaux-de-

• Shape
• Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).

• Author
• Model page created by Marcel Bruchez. See "Data change" for further contributors.

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Grandjean, Ch.; La Chaux-de-Fonds