• Year
  • 1955 ?
  • Category
  • Sound/Video Recorder and/or Player
  • Radiomuseum.org ID
  • 82237
    • alternative name: Chicago Radio Lab

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

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Changer (Record changer)
  • Power type and voltage
  • Alternating Current supply (AC) / 60 cycles, 110-120 Volt
  • Loudspeaker
  • 3 Loudspeakers / Ø 8 inch = 20.3 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: HFY12R Ch=3Y04 - Zenith Radio Corp.; Chicago,
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • The Zenith HFY12R with chassis 3Y04 is an AC operated Phonograph Amplifier with 4 speed automatic record changer.  Has Selenium Rectifier and push-pull output stage.  For service information on record changer , see similar V-M model 1200 Pfotofact Set 290 Folder 11 or record changer manual CM-7.
    Speaker SP1 is a PMD speaker , SP2 and SP3 are electrostatic speakers.
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 16, 1956
  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

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