304J Junior Duo Symphonic

Lafayette Radio & TV Corp; New York (NY)

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  • Year
  • 1930/1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 162634
    • alternative name: Wholesale Radio

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • TRF without regeneration; 2 AF stage(s); Screengrid 1926-1935
  • Tuned circuits
  • 3 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 110 volt, also possible for 220 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 304J Junior Duo Symphonic - Lafayette Radio & TV Corp; New
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Dimensions (WHD)
  • 25 x 38.5 x 15.5 inch / 635 x 978 x 394 mm
  • Notes
  • The 304J Junior Duo Symphonic has two stages of tuned screen grid RF with three tuned circuits, detector and two stages of AF. Tone control. Current consumption 83 watts. Cadmium plated steel chassis and Magnavox Dynamic Speaker less tubes did cost $ 59.50 (list price $ 131.00) and with complete set of RCA Radiotrons and Aerial Equipment for $ 71.03 (list price $ 151.00). For addl. $ 3.50 the models can be run on 220 Volt. See picture details and see details and summaries for the models of this catalog 1931 (season 1930/31).

  • Price in first year of sale
  • 71.00 $ !
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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