• Year
  • 1954
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 277954

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 422 kHz
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 100-125; 200-250 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Power out
  • 2.4 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: KR40T - Kolster Brandes Ltd. KB, K.B.,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 580 x 380 x 250 mm / 22.8 x 15 x 9.8 inch
  • Notes
  • Medium Wave - 535-1,600 Kc/s. (560-187 m.)
    Short Wave 1.95-6.1 mc/s. (154-492 m.)
    Bandspread Ranges
    49M. - 5.89-6.22 mc/s.
    42M. - 6.89-7.4 mc/s.
    31M. - 9.29-9.82 mc/s
    25M. - 11.4-12.06 mc/s.
    19M. - 14.75-15.68 mc/s.
    16M. - 17.0-18.25 mc/s.
    13M. - 20.6-22.2 mc/s.
    11M. - 24.7-26.65 mc/s

  • Mentioned in
  • -- Original-techn. papers.

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