• Year
  • 1948/1949
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 16666

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Superhet with RF-stage; ZF/IF 468 kHz
  • Tuned circuits
  • 8 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and more than two Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 110-240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 9R81 - Stern-Radio Rochlitz, VEB, RFT
  • Dimensions (WHD)
  • 620 x 415 x 320 mm / 24.4 x 16.3 x 12.6 inch
  • Notes
  • 5Z4 oder 5V4 [FT4804]
  • Net weight (2.2 lb = 1 kg)
  • 20 kg / 44 lb 0.8 oz (44.053 lb)
  • External source of data
  • E. Erb 3-907007-36-0
  • Source of data
  • Radiokatalog Band 2, Ernst Erb
  • Circuit diagram reference
  • Lange-Nowisch

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