• Year
  • 1946
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 72630
    • alternative name: Emerson Television

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 578A Ch= 120050A - Emerson Radio & Phonograph
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 11 x 6.5 x 5.25 inch / 279 x 165 x 133 mm
  • Notes
  • Cabinet by E. Ingraham Co., famous for their ability to shape wood. Slightly shorter than 578. Similar chassis in plastic version 547.
  • Source of data
  • -- Original-techn. papers.
  • Circuit diagram reference
  • Rider's Perpetual, Volume 17 = 1948 and before

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The model 578A is part of the collections of the following members.

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