- Country
- France
- Manufacturer / Brand
- Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
- Year
- 1952
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 68524
-
- alternative name: SED
Photo Ducretet
Manufacturers literature
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 7
- Main principle
- Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
- Tuned circuits
- 6 AM circuit(s)
- Wave bands
- Broadcast, Long Wave and more than two Short Wave bands.
- Power type and voltage
- Alternating Current supply (AC) / 110; 127; 150; 220; 240 Volt
- Loudspeaker
- 2 Loudspeakers / Ø 21 cm = 8.3 inch
- Material
- Wooden case
- from Radiomuseum.org
- Model: L257 - Ducretet -Thomson; avant:
- Shape
- Tablemodel, low profile (big size).
- Dimensions (WHD)
- 645 x 430 x 360 mm / 25.4 x 16.9 x 14.2 inch
- Notes
-
Récepteur à 5 bandes dont 3 ondes courtes. Deux HP identiques mais un pour les basses et un pour les aigus avec amplificateur individuel. Il existe une version pour secteur C.A. de 25 Hz.
- Net weight (2.2 lb = 1 kg)
- 18 kg / 39 lb 10.4 oz (39.648 lb)
- External source of data
- Serge Laffont/Martin Renoth
- Literature/Schematics (1)
- -- Original-techn. papers.
- 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