• Year
  • 1934
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 271525
    • alternative name: SED

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 120 kHz; 2 AF stage(s); Reflex
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • AC/DC-set / 110 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • from Radiomuseum.org
  • Model: C25B7 - Ducretet -Thomson; avant:
  • Notes
  • 2 gammes d'ondes: PO 1500 à 550 kHz et GO 350 à 150 kHz. La dernière lampe F.I. (6B7) est reflexée comme premier étage B.F.

  • Author
  • Model page created by Mark Hippenstiel. See "Data change" for further contributors.

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