• Year
  • 1946
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 285503

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 472 kHz
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and 2 x Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 100-160, 190-250 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
  • Power out
  • 4 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: AR50 - Kolster Brandes Ltd. KB, K.B.,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 21 x 13 x 12 inch / 533 x 330 x 305 mm
  • Notes
  • SW ranges;
    SW1 37 - 100m  8.1 - 3MHz
    SW2 13 - 35m  23 - 8.6MHz

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