• Year
  • 1934 ?
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 240020

 Technical Specifications

  • Main principle
  • RF-Circuit or wave trap (separate, can also be an antenna with amp.)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: Universal-Sperrkreis SP4 - Telefunken Deutschland TFK,
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • Telefunken Universal-Sperrkreis SP4, "umschaltbar für Rundfunk und Langwellenbetrieb".

  • Price in first year of sale
  • 5.00 RM
  • Mentioned in
  • Katalogo Radio-Schnorr 1934
  • Author
  • Model page created by João-Afonso Santos. See "Data change" for further contributors.

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