• Year
  • 1938/1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 108906
    • 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; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / 105-125 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 4 inch = 10.2 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: CH-256 Stradivarius Ch= CH - Emerson Radio & Phonograph
  • Shape
  • Miscellaneous shapes - described under notes.
  • Notes
  • BC (540-1730kHz) band. Metal tubes also possible. Chassis above serial number 2395000 use 12A8 12K7 12Q7 35L6 35Z4 tubes. Table model "Strad", violin shape.

  • Price in first year of sale
  • 19.95 $
  • Circuit diagram reference
  • Rider's Perpetual, Volume 13 = 1942 and before
  • Literature/Schematics (3)
  • Emerson Folder Form. 39-22, 2-39 for 1939.

 Collections | Museums | Literature

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The model CH-256 Stradivarius is part of the collections of the following members.

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