• Year
  • 1956/1957
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 339

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 468 kHz
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast plus 2 Short Wave bands.
  • Power type and voltage
  • Line / Batteries (any type) / 110; 125; 150; 220; 240 / 1,5 & 75 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 10 cm = 3.9 inch
  • from Radiomuseum.org
  • Model: Jonny K56 - 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
  • Notes
  • Auch Teil vom Titelbild "Radiokatalog" Band 1
  • Net weight (2.2 lb = 1 kg)
  • 1.3 kg / 2 lb 13.8 oz (2.863 lb)
  • Price in first year of sale
  • 159.00 DM
  • Circuit diagram reference
  • Lange Schaltungen der Funkindustrie, Buch 1
  • Picture reference
  • Das Modell ist im «Radiokatalog» (Erb) abgebildet.

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The model Jonny is part of the collections of the following members.

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