FEF-Tropaformer einzeln

FEF-Radio, F. Ehrenfeld; Frankfurt a.M.

  • Year
  • 1926 ?
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 242294
    • Brand: FEF

 Technical Specifications

  • Wave bands
  • Long Wave and/or Very Low Frequency (VLF).
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Bakelite or Plastics (type unknown)
  • from Radiomuseum.org
  • Model: FEF-Tropaformer einzeln - FEF-Radio, F. Ehrenfeld;
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Einzel-Tropaformer 3000 bis 7500 m (40 - 100 kHz). Für Tropadynempfänger mit 1 - 3 ZF-Transformatoren.

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