• Country
• France

• Manufacturer / Brand
• Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris

• Year
• 1926 ??

• Category
• Radio module post 1925 (not a part, not a key)

• Radiomuseum.org ID
• 155617

• • alternative name: SED

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Radiospire Nr.50A - Ducretet -Thomson; avant:

• Dimensions (WHD)
• 110 x 110 x 42 mm / 4.3 x 4.3 x 1.7 inch

• Notes
• Reglage de L Antenne.

• Net weight (2.2 lb = 1 kg)
• 0.180 kg / 0 lb 6.3 oz (0.396 lb)

• Author
• Model page created by Rudolf Osterkamp. See "Data change" for further contributors.

• Other Models

• Here you find 657 models, 523 with images and 286 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris