- Country
- France
- Manufacturer / Brand
- Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
- 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.
- 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.
- Mentioned in
- Schémathèque Toute la Radio (STR) (No. 220)
- Other Models
-
Here you find 657 models, 522 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