• Year
  • 1937/1938
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 567
    • alternative name: Ideal-Radiotelephon- und App-fabr. || Ideal-Werke AG; Berlin (ab 1934)
    • Brand: Rotstern

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 468 oder 4 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 17 cm = 6.7 inch
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 4W67 [Bakelit] - Blaupunkt Ideal, Berlin,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 509 x 360 x 290 mm / 20 x 14.2 x 11.4 inch
  • Notes
  • Pultskala Skalenbereich von 200m bis 1900m (MW und LW), Bereichsumschaltung automatisch durch Kontakte an Drehko.
  • Net weight (2.2 lb = 1 kg)
  • 14.3 kg / 31 lb 8 oz (31.498 lb)
  • Price in first year of sale
  • 227.00 RM
  • Circuit diagram reference
  • Lange+Schenk+FS-Röhrenbestückung

 Collections | Museums | Literature

Museums

The model can be seen in the following museums.

 Forum