• Year
  • 1934/1935
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 523
    • 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
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 491 kHz; Reaction
  • Tuned circuits
  • 4 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)
  • Power out
  • 3 W (unknown quality)
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 3W4 - Blaupunkt Ideal, Berlin,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 455 x 380 x 295 mm / 17.9 x 15 x 11.6 inch
  • Notes
  • Pultskala
  • Price in first year of sale
  • 248.00 RM
  • Circuit diagram reference
  • Lange+Schenk+FS-Röhrenbestückung
  • Picture reference
  • Das Modell ist im «Radiokatalog» (Erb) abgebildet.

 Collections | Museums | Literature

Collections

The model is part of the collections of the following members.

 Forum