• Year
  • 1953/1954
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 87506
    • alternative name: Chicago Radio Lab

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 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries / 1.5 & 67.5 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: K401 Ch= 4K40 - Zenith Radio Corp.; Chicago,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • The Zenith Models K401 with chassis = 4K40 and L401 with chassis 4L40 share the Photofact set 230, folder 14 of February 1954.
  • Circuit diagram reference
  • Photofact Folder, Howard W. SAMS

 Collections | Museums | Literature

Collections

The model K401 is part of the collections of the following members.

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