S3A Tubes AK1, AF2, AB1

Siera; Belgien

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  • Year
  • 1935
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 275453

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 115 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-240 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 21 cm = 8.3 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: S3A [Tubes AK1, AF2, AB1] - Siera; Belgien
  • Shape
  • Tablemodel, high profile (upright - NOT Cathedral nor decorative).
  • Dimensions (WHD)
  • 350 x 410 x 240 mm / 13.8 x 16.1 x 9.4 inch
  • Notes
  • 2 Band reception:
    • LW: 750 - 2000 m.
    • BC: 200 - 570 m.
    Tuning scale light bulb type: 2 x 8046 (6V, 500mA).
    Loudspeaker Philips type 4283. Connectors for second loudspeaker and for pick-up. 
    Cabinet in varnished walnut.
  • Net weight (2.2 lb = 1 kg)
  • 11.7 kg / 25 lb 12.3 oz (25.771 lb)
  • Price in first year of sale
  • 1,750.00 BFR
  • Mentioned in
  • - - Manufacturers Literature (Siera memento of tubes and models 1932-1946)
  • Author
  • Model page created by Dirk Bladt. See "Data change" for further contributors.

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