• Country
• France

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: France (INCONNU)

• Year
• 1922 ??

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 278142

• Number of Tubes
• 1

• Valves / Tubes
• TM

• Main principle
• Detector with Vacuum Tube (Valve), no tuner

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries / 4 & 60 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case, TUBES VISIBLE.

• from Radiomuseum.org
• Model: Détecteur à lampe ou galène - Unknown - CUSTOM BUILT: France

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Dimensions (WHD)
• 210 x 220 x 160 mm / 8.3 x 8.7 x 6.3 inch

• Net weight (2.2 lb = 1 kg)
• 1.8 kg / 3 lb 15.4 oz (3.965 lb)

• Other Models

• Here you find 269 models, 253 with images and 17 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: France (INCONNU)