C70B
Ducretet -Thomson;: C70B [Radio] ID = 1557862 933x1168
Select picture or schematic to display from thumbnails on the right and click for download.
|
|
||||
|
alternative name
|
SED | ||||
|---|---|---|---|---|---|
| Year: 1933/1934 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 6: 58 2A7 58 2B7 2A5 80 |
| Main principle | Superhet with RF-stage; ZF/IF 120 kHz |
|---|---|
| Tuned circuits | 7 AM circuit(s) |
| Wave bands | Broadcast (MW) and Long Wave. |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 100-125; 120-140; 137-160; 205-245; 225-260 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) |
| Power out | |
| from Radiomuseum.org | Model: C70B - Ducretet -Thomson; avant: |
| Material | Wooden case |
| Shape | Tablemodel, high profile (upright - NOT Cathedral nor decorative). |
| Dimensions (WHD) | 330 x 444 x 265 mm / 13 x 17.5 x 10.4 inch |
| Notes | 2 gammes d'ondes PO et GO. Antifading non retardé. Amplificatrice HF. Voir aussi modèle similair C50B. Ce modèle dèjá sorti à la fin de 1933; le Schémathèque mentionne 1935 ce qui est erroné. |
| Net weight (2.2 lb = 1 kg) | 14.5 kg / 31 lb 15 oz (31.938 lb) |
| External source of data | Serge Laffont/Martin Renoth |
| Mentioned in | -- Original prospect or advert (L'Ouest Éclair, 08.10.1933) |
| Literature/Schematics (1) | Schémathèque Toute la Radio (STR) (No. 50, 51 (suite)) |
All listed radios etc. from Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
Here you find 632 models, 482 with images and 277 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
