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DW4; Centrum-Radio, (ID = 2169286) Radio DW4; Centrum-Radio, (ID = 2169284) Radio
DW4; Centrum-Radio, (ID = 2169282) Radio DW4; Centrum-Radio, (ID = 2169285) Radio
DW4; Centrum-Radio, (ID = 2172660) Radio
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DW4; Centrum-Radio, (ID = 2169286) Radio
Centrum-Radio,: DW4 [Radio] ID = 2169286 1396x2100
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For model DW4, Centrum-Radio, Gylling & Co.; Stockholm
Country:  Sweden
Manufacturer / Brand:  Centrum-Radio, Gylling & Co.; Stockholm
Year: 1933 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: E447 E438 E438 E443H 506
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Wave bands Broadcast (MW) and Long Wave.
Power type and voltage Alternating Current supply (AC) / 230 Volt
Loudspeaker Permanent or electro-dynamic (moving coil), system not known yet.
Power out
from Model: DW4 - Centrum-Radio, Gylling & Co.;
Material Wooden case
Shape Console, Lowboy (legs < 50 %).
Dimensions (WHD) 400 x 940 x 300 mm / 15.7 x 37 x 11.8 inch

This model was also sold with a dial (most likely) in Braille (Blindskrift).

Model page created by Pedro Martinez. See "Data change" for further contributors.

All listed radios etc. from Centrum-Radio, Gylling & Co.; Stockholm
Here you find 180 models, 132 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.