• Year
  • 1914
  • Category
  • Detector-Radio (Crystal or diode, without tubes/transistors)
  • Radiomuseum.org ID
  • 221875
    • alternative name: Ges. für Funkentelegraphie mbH
    • Brand: Signalbau Huth

 Technical Specifications

  • Main principle
  • Crystal or Solid State Detector; Crystal-detection 2 circuits (no tubes)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Freiballonempfänger E5 - Huth, Signalbau AG, Dr. Erich
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 350 x 110 x 190 mm / 13.8 x 4.3 x 7.5 inch
  • Notes
  • Wellenbereich 200-2500 Meter.
  • Net weight (2.2 lb = 1 kg)
  • 0.750 kg / 1 lb 10.4 oz (1.652 lb)
  • Mentioned in
  • Dr. P. Ludewig, "Die drahtlose Telegraphie im Dienste der Luftfahrt" (1914), Seite 36ff
  • Author
  • Model page created by Michael Grzonka. See "Data change" for further contributors.

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