• Country
• Switzerland

• Manufacturer / Brand
• Iseli - Radio-Iseli AG; Zürich

• Year
• 1961

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 72684

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

• Number of Transistors
• 7

• Semiconductors
• OC44 OC45 OC45 OC71 OC71 OC72 or. OC74 OC72 or. OC74 OA79 OA79

• Main principle
• Superheterodyne (common); 3 AF stage(s)

• Tuned circuits
• 8 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Storage and/or dry batteries / 6 x 1,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: TR-Corso-LW Iseli lux - Iseli - Radio-Iseli AG; Zürich

• Shape
• Very small Portable or Pocket-Set (Handheld) < 8 inch.

• Notes

• Loudspeaker: 24 Ohm!
  Version for Switzerland, the Discounter Iseli in Zürich sold this radio, branded for him by Ingelen in Austria (Ingelen-Corso-LW). This is the second version from three, made by Ingelen. The first has broadcast reception only but is otherwise looking the same. 

• External source of data
• Sammlung E. Erb

• Source of data
• Radiokatalog Band 2, Ernst Erb

• Literature/Schematics (1)
• -- Original-techn. papers.

• Author
• Model page created by Ernst Erb. See "Data change" for further contributors.

• Other Models

• Here you find 9 models, 8 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Iseli - Radio-Iseli AG; Zürich