• Country
• France

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

• Year
• 1929 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 291933

• • alternative name: SED

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 8

• Valves / Tubes

• Main principle
• Superheterodyne (common)

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

• Power type and voltage
• Storage and/or dry batteries / 4 & 120 Volt

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Radiomodulateur Bigrille BRC7 [avec lampe pick-up] - Ducretet -Thomson; avant:

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

• Dimensions (WHD)
• 520 x 360 x 300 mm / 20.5 x 14.2 x 11.8 inch

• Notes

• Same as BRC7 table model but with socket for an 8th tube (pick-up amplifier).

  Different tube complements possible.

• Net weight (2.2 lb = 1 kg)
• 7 kg / 15 lb 6.7 oz (15.419 lb)

• Author
• Model page created by Pedro Martinez. 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