• Year
  • 1967
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 230060

 Technical Specifications

  • Number of Transistors
  • 0
  • Main principle
  • Superheterodyne (common); ZF/IF 470 kHz
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Dry Batteries / 9 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm
  • Power out
  • 0.4 W (undistorted)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Rover RR221 - RGD, Radio Gramophone
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • MW Tuning is split over 2 bands. Battery type PP7. Same Chassis and circuit as model KB "Cobra" KR021.

  • Author
  • Model page created by Mike Edwards. See "Data change" for further contributors.

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