• Year
  • 1952/1953
perfect model
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 77496
    • alternative name: Chicago Radio Lab

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; ZF/IF 455/10700 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)     9 FM circuit(s)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.25 inch = 13.3 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: J733Y Ch= 7J03 - Zenith Radio Corp.; Chicago,
  • Shape
  • Tablemodel with Clock ((Alarm-) Clock Radio).
  • Notes
  • Selenium Rectifier

    In the journal (Radio-) Television Retailing November 1952 this model is shown as "The new Super De Luxe" - a clock radio with all the de luxe features ... plus one more tube for extra distance. The same advertisement also shows pictures for models K515, K518, K622 and J733 (with "Super-Sensitive FM". The prefix "K" is for 1953 and "J" is for 1952.

  • Price in first year of sale
  • 74.95 $
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 12, 1952

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The model J733Y is part of the collections of the following members.

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