4PWO Wireless Record Player

Majestic Radio & Television Co.,(post 1932)

  • Year
  • 1940 ?
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 46585

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Audio-Amplification
  • Wave bands
  • Wave Bands given in the notes.
  • Details
  • Record Player (perh.Changer)
  • Power type and voltage
  • Alternating Current supply (AC) / 105-130 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • from Radiomuseum.org
  • Model: 4PWO Wireless Record Player - Majestic Radio & Television Co
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • Wireless record player for 60 cycles AC. Can be made to operate on 50 cycles AC by changing a bushing on the motor shaft. Built in loop antenna.
    Transmitter tunable from 640 kHz to 800 kHz.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before
  • Literature/Schematics (1)
  • Riders 11-10

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