• Year
  • 1929–1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 6237

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 Special; 2 AF stage(s); Neutrodyne
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-220 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: UN4K - Schaub und Schaub-Lorenz
  • Dimensions (WHD)
  • 565 x 310 x 190 mm / 22.2 x 12.2 x 7.5 inch
  • Notes
  • Gegentakt-Endst.
  • Price in first year of sale
  • 613.00 RM !
  • Circuit diagram reference
  • Röhren in FS-Bestückungstabellen

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