• Year
  • 1946/1947
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 38546
    • alternative name: Emerson Television

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 262 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Line / Batteries (any type) / 105-125; 9; 90 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.75 inch = 12.1 cm
  • Material
  • Leather / canvas / plastic - over other material
  • from Radiomuseum.org
  • Model: 523 Ch= 120041 - Emerson Radio & Phonograph
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Notes
  • BC band Tuning Range: 535-1620kHz. Built-in loop antenna. AC/DC operation uses 50B5 and 35W4 instead of 3Q4. Qty(2) A batteries 4.5V each and Qty(2) B batteries 45V each.
  • Price in first year of sale
  • 47.20 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 16 = ca. 1948 and before
  • Literature/Schematics (2)
  • - - Manufacturers Literature

 Collections | Museums | Literature

Collections

The model 523 is part of the collections of the following members.

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