• Year
  • 1960 ??
  • Category
  • Service- or Lab Equipment
  • Radiomuseum.org ID
  • 131748

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

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Solar- and/or muscle driven, also addl. power jack possible
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Eichtonquelle REL 3A 54a - Siemens & Halske, -Schuckert
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 55 x 95 x 40 mm / 2.2 x 3.7 x 1.6 inch
  • Notes
  • Eichtonquelle, Eichwert 123dB. In 10cm Abstand 89 phon.
    Im Inneren des Gerätes sind tausende kleiner Metallkügelchen, die durch wiederholtes drehen des Gerätes durch ein kleines Loch fallen und dabei gegen eine Membrane geleitet werden, welche dann den Ton erzeugt.
  • Net weight (2.2 lb = 1 kg)
  • 0.5 kg / 1 lb 1.6 oz (1.101 lb)
  • Source of data
  • - - Data from my own collection
  • Author
  • Model page created by Peter Böhm. See "Data change" for further contributors.

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The model Eichtonquelle is part of the collections of the following members.

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