Companion Portable

Zenith Radio Corp.; Chicago, IL

  • Year
  • 1924
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 67742
    • alternative name: Chicago Radio Lab

 Technical Specifications

  • Number of Tubes
  • 6
  • Valves / Tubes
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries
  • Loudspeaker
  • Horn
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: Companion Portable - Zenith Radio Corp.; Chicago,
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • Very early portable. Only 1000 built, ca 600 returned found unsatisfactory.

    Zenith Companion is identical with model Super Portable.
    It uses UV-199 tubes.

  • External source of data
  • Ernst Erb

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