• Year
  • 1928/1929
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 462
    • 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
  • 3
  • Main principle
  • TRF with regeneration; 2 AF stage(s)
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 90+4 Volt
  • Loudspeaker
  • Magnetic loudspeaker (reed) of high quality (4 magnet poles).
  • Material
  • Wooden case, TUBES VISIBLE.
  • from Radiomuseum.org
  • Model: Bausatz VII B - Blaupunkt Ideal, Berlin,
  • Dimensions (WHD)
  • 180 x 60 x 190 mm / 7.1 x 2.4 x 7.5 inch
  • Notes
  • inkl. LS; Widerstandskopplung; Primärempfänger
  • Net weight (2.2 lb = 1 kg)
  • 0.8 kg / 1 lb 12.2 oz (1.762 lb)
  • Price in first year of sale
  • 36.00 RM

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