• Year
  • 1970
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 129663

 Technical Specifications

  • Number of Transistors
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Line / Batteries (any type) / 110/120; 220/250; 4 x 1.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Power out
  • 1 W (max.)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: 7R-33 - Sony Corporation; Tokyo
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 270 x 170 x 110 mm / 10.6 x 6.7 x 4.3 inch
  • Notes
  • Was also produced with broadcast, long and 2 short wave bands as model 7R33L.

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