S17U -20

Siera; Belgien

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  • Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 275721

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 6
  • 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.
  • Power type and voltage
  • AC/DC-set / 110-240 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: S17U -20 - Siera; Belgien
  • 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)
  • Author
  • Model page created by Dirk Bladt. See "Data change" for further contributors.

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