• Country
• France

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

• Year
• 1926

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 100702

• • alternative name: SED

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

• Number of Tubes
• 5

• Valves / Tubes
• R43 R15 R36 R50 or R15 R50 or R15

• Main principle
• Superhet, IF regeneration

• Tuned circuits
• 5 AM circuit(s)

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

• Power type and voltage
• Storage and/or dry batteries / 80 & 40 & 4 & (-12) Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: Radio-Modulateur Bigrille RM5 - Ducretet -Thomson; avant:

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

• Dimensions (WHD)
• 365 x 255 x 260 mm / 14.4 x 10 x 10.2 inch

• Literature/Schematics (2)
• Le Guide du Collectionneur TSF Biraud/Foster, Vol. I (page 157)

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 655 models, 518 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