• Year
  • 1933
  • Category
  • Commercial Receiver (may include amateur bands)
  • Radiomuseum.org ID
  • 288888

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

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast and LongWave in ONE range.
  • Power type and voltage
  • Dry Batteries / 4 & 90 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: Störsuchgerät Rfss 21b - Siemens & Halske, -Schuckert
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 350 x 270 x 140 mm / 13.8 x 10.6 x 5.5 inch
  • Notes
  • Verbessertes Modell Rfss21. Masse mit Batterien 6,0 kg.

  • Net weight (2.2 lb = 1 kg)
  • 4.4 kg / 9 lb 11.1 oz (9.692 lb)
  • Mentioned in
  • GFGF-Themenheft Nr. 4, Störungs-Suchgeräte und ihre Geschichte
  Siemens Störsuchgerät Rfss21b mit Fehlern 555 KB
  Siemens Störsuchgerät Rfss 21b 554 KB
  • Documents regarding this model
  • Author
  • Model page created by Wolfgang Eckardt. See "Data change" for further contributors.

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