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S17U -20

S17U -20; Siera; Belgien (ID = 1935945) Radio
S17U -20; Siera; Belgien (ID = 1916441) Radio
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S17U -20; Siera; Belgien (ID = 1916441) Radio
Siera; Belgien: S17U -20 [Radio] ID = 1916441 895x584
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For model S17U -20, Siera; Belgien:
from tech manual
 
Country:  Belgium
Manufacturer / Brand:  Siera; Belgien
Year: 1937 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: EK2 EF5 EBC3 EBL1 EM1 AZ1
Main principle Superheterodyne (common); ZF/IF 128 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Details
Power type and voltage AC/DC-set / 110-240 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch
Power out
from Radiomuseum.org Model: S17U -20 - Siera; Belgien
Material Wooden case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 490 x 335 x 245 mm / 19.3 x 13.2 x 9.6 inch
Notes
3 Band reception:
  • LW: 720 - 2000 m.
  • BC: 195 - 585 m.
  • SW: 16,7 - 51 m.
Tuning scale light bulbs type: 3 x 8045 (6,3V, 320mA).
Loudspeaker Philips type 9618. Connectors for second loudspeaker and for pick-up.  
 
This radio is the same as model S17A -20 but with a vibrator convertor to allow to work on DC.
 
This model S17U -20 is intented for the Belgian market.
Net weight (2.2 lb = 1 kg) 13.3 kg / 29 lb 4.7 oz (29.295 lb)
Price in first year of sale 2'675.00 BEF
Mentioned in - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)
Literature/Schematics (1) -- Original-techn. papers. (from model S17A)

Model page created by Dirk Bladt. See "Data change" for further contributors.



All listed radios etc. from Siera; Belgien
Here you find 434 models, 393 with images and 178 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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