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TR854; Ducretet -Thomson; (ID = 1294979) Radio
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TR854; Ducretet -Thomson; (ID = 439137) Radio
Ducretet -Thomson;: TR854 [Radio] ID = 439137 747x540
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For model TR854, 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: 1957 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) 8: 36T1 or. 2N135 35T1 or. 2N135 2N135 35T1 37T1 992T1 or. 988T1 941T1 941T1
Main principle Superheterodyne (common); ZF/IF 480 kHz
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage Dry Batteries / 2 x 4,5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
Power out 0.4 W (unknown quality)
from Model: TR854 - Ducretet -Thomson; avant:
Material Leather / canvas / plastic - over other material
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 320 x 200 x 110 mm / 12.6 x 7.9 x 4.3 inch

H.P elliptique, cadre ferrite incorporé, OC étalée  47 - 51 m,

Net weight (2.2 lb = 1 kg) 3.9 kg / 8 lb 9.4 oz (8.59 lb)
Source of data Le grand livre de la TSF
Literature/Schematics (1) -- Schematic

Model page created by John Koster. See "Data change" for further contributors.

All listed radios etc. from Ducretet (-Thomson; avant: Fernand Ducretet et Ernest Roger etc.); Paris
Here you find 617 models, 472 with images and 255 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.