11A55 Ch= 1A265 Ch= 1A270

Operadio Corp.; St. Charles (IL)

  • Year
  • 1949 ?
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 136482
    • alternative name: Operadio Mfg,

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Tape Recorder
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz, 117V = 110 -120 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: 11A55 Ch= 1A265 Ch= 1A270 - Operadio Corp.; St. Charles IL
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • Operadio model 11A55 is an AC operated tape recorder.

  • Author
  • Model page created by Peter Hoddow. See "Data change" for further contributors.

 Collections | Museums | Literature

 Forum