• Year
  • 1947
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 74054
    • alternative name: Sonora Electric Phono

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Details
  • Changer (Record changer)
  • Power type and voltage
  • AC/DC-set / 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: RKR-215 - Sonora Radio & Telev. Corp.;
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 7, 1947
  • Literature/Schematics (1)
  • -- Original-techn. papers.

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