- Country
 - France
 
- Manufacturer / Brand
 - Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
 
- Year
 - 1939
 
- Category
 - Broadcast Receiver - or past WW2 Tuner
 
- Radiomuseum.org ID
 - 62947
 
- 
        
- alternative name: SED
 
 
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
 - 7
 
- Main principle
 - Superheterodyne (common); ZF/IF 472 kHz
 
- Wave bands
 - Broadcast plus 2 Short Wave bands.
 
- Power type and voltage
 - Alternating Current supply (AC) / 110-240 Volt
 
- Material
 - Wooden case
 
- from Radiomuseum.org
 - Model: Colonial D77 - Ducretet -Thomson; avant:
 
- Shape
 - Tablemodel, low profile (big size).
 
- External source of data
 - Serge Laffont/Martin Renoth
 
- Source of data
 - Le grand livre de la TSF
 
- Other Models
 - 
        
Here you find 658 models, 528 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