• Year
  • 1972–1975
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 902
    • 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 Transistors
  • 12
  • Main principle
  • Superheterodyne (common); ZF/IF 460/10700 kHz
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast, (BC) Long Wave (LW), 2 x SW and FM or UHF.
  • Power type and voltage
  • Line / Batteries (any type) / 220 / 6 × 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 13 cm = 5.1 inch
  • Power out
  • 2 W (unknown quality)
  • from Radiomuseum.org
  • Model: Derby Commander 7.651.561 - Blaupunkt Ideal, Berlin,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 314 x 202 x 84 mm / 12.4 x 8 x 3.3 inch
  • Notes
  • Bei Betrieb im Auto über Autohalterung HV600 aus 12-V-Autobatterie beträgt die Ausgangsleistung 3 W. Netzbetrieb mit zusätzlichem Netzgerät möglich.

    11 Dioden, nur einmal je Type gelistet.

  • Net weight (2.2 lb = 1 kg)
  • 3.4 kg / 7 lb 7.8 oz (7.489 lb)
  • Literature/Schematics (1)
  • -- Original-techn. papers. (Service-Manual, KDB 571.04)

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