• Year
  • 1947 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 231611

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast, Long Wave and 2 x Short Wave.
  • Power type and voltage
  • AC/DC-set / 200-250 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: CR25 - Kolster Brandes Ltd. KB, K.B.,
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 510 x 287 x 260 mm / 20.1 x 11.3 x 10.2 inch
  • Notes
  • Valve heater current limited and controlled by a Barretter type D15

    2 x SW; 19m band (15.4 - 14.5 MHz) and 31m band (10 - 9.4 MHz)

    Same valve line up as KB models DR15, ER15, Fr15, and GR15 so there are some similarities in the circuit between these models and the CR25 by virtue that they use the same valves and barretter.

    Similar style cabinet and chassis layout to the AC only model CR20 except the dials which are different.

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