• Year
  • 1954–1956
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 25401
    • alternative name: Dietz & Ritter GmbH, Dr.

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

 Technical Specifications

  • Number of Tubes
  • 11
  • Number of Transistors
  • Main principle
  • Superhet with RF-stage; ZF/IF 472kHz/10, kHz
  • Tuned circuits
  • 11 AM circuit(s)     13 FM circuit(s)
  • Wave bands
  • Broadcast, (BC) Long Wave (LW), 2 x SW and FM or UHF.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-240 Volt
  • Loudspeaker
  • 5 Loudspeakers
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Royal 3D dyn 440W - Körting-Radio; Leipzig, später
  • Source of data
  • Radiokatalog Band 2, Ernst Erb
  • Literature/Schematics (1)
  • -- Original-techn. papers.

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The model Royal 3D dyn is part of the collections of the following members.

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