CJ-235 "Jewel Box" Ch= CJ 35L6 tube

Emerson Radio & Phonograph Corp.; New York, NY

  • Year
  • 1939 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 38875
    • 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 10 cm = 3.9 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: CJ-235 "Jewel Box" Ch= CJ [35L6 tube] - Emerson Radio & Phonograph
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 265 x 150 x 160 mm / 10.4 x 5.9 x 6.3 inch
  • Notes
  • BC band (540-1730kHz). All tubes also in GT version possible. Cabinet by Ingraham. There is also a model using a 50L6 output tube. The filament circuit must have some resistance deleted to adopt the 15 Volts extra.
  • Net weight (2.2 lb = 1 kg)
  • 2.6 kg / 5 lb 11.6 oz (5.727 lb)
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 10 = 1939 and before

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