S18U

Siera; Belgien

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  • Year
  • 1937
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 98809

 Technical Specifications

  • Number of Tubes
  • 8
  • 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 26 cm = 10.2 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: S18U - Siera; Belgien
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 620 x 375 x 245 mm / 24.4 x 14.8 x 9.6 inch
  • Notes
  • 3 Band reception:
    • LW: 720 - 2000 m.
    • BC: 198 - 585 m.
    • SW: 16,7 - 51 m.
    Tuning scale light bulbs type: 4 x 8045 (6,3V, 320mA).
    Loudspeaker Philips type 9604. Connectors for second loudspeaker and for pick-up. 
     
    This radio is the same as model S18A but with a vibrator convertor to allow to work on DC.
     
    This model is the electronic equivalent of Jura 18U.
  • Net weight (2.2 lb = 1 kg)
  • 19.5 kg / 42 lb 15.2 oz (42.952 lb)
  • Price in first year of sale
  • 3,900.00 BEF
  • Mentioned in
  • - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)
  • Literature/Schematics (1)
  • -- Original-techn. papers. (from model S18A)
  • Author
  • Model page created by John Koster. See "Data change" for further contributors.

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