• Year
  • 1926/1927
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 444
    • 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
  • 1
  • Valves / Tubes
  • RE79
  • Main principle
  • TRF with regeneration
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 4 & 80 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Ideal DR1 - Blaupunkt Ideal, Berlin,
  • Shape
  • Tablemodel, slant panel.
  • Dimensions (WHD)
  • 230 x 80 x 180 mm / 9.1 x 3.1 x 7.1 inch
  • Notes
  • Spulenkoppler (2 × Multidyn); umschaltbar von Röhren- auf Detektorempfang.
    Metallpult mit Holzverkleidung.
  • Net weight (2.2 lb = 1 kg)
  • 1.5 kg / 3 lb 4.9 oz (3.304 lb)
  • Picture reference
  • Eine Abbildung findet sich im Doppelband "Radios von gestern"

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