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C70B; Ducretet -Thomson; (ID = 1558859) Radio
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C70B; Ducretet -Thomson; (ID = 2597722) Radio
C70B; Ducretet -Thomson; (ID = 2597723) Radio
C70B; Ducretet -Thomson; (ID = 2597724) Radio
C70B; Ducretet -Thomson; (ID = 1557862) Radio C70B; Ducretet -Thomson; (ID = 1557863) Radio
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C70B; Ducretet -Thomson; (ID = 1557866) Radio C70B; Ducretet -Thomson; (ID = 1557867) Radio
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C70B; Ducretet -Thomson; (ID = 1557862) Radio
Ducretet -Thomson;: C70B [Radio] ID = 1557862 933x1168
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For model C70B, Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
Country:  France
Manufacturer / Brand:  Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
alternative name
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.
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 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

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.