• Year
  • 1957/1958
perfect model
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 351

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 468 kHz
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Storage and/or dry batteries / 75 & 1,5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch
  • Power out
  • 0.2 W (unknown quality)
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: Jonny 57 - Akkord-Radio + Akkord
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 236 x 160 x 76 mm / 9.3 x 6.3 x 3 inch
  • Net weight (2.2 lb = 1 kg)
  • 2.4 kg / 5 lb 4.6 oz (5.286 lb)
  • Price in first year of sale
  • 168.00 DM

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