• Year
  • 1948
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 67355
    • alternative name: Chicago Radio Lab

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

 Technical Specifications

  • Number of Tubes
  • 14
  • Main principle
  • Superhet with RF-stage; ZF/IF 455/10700 kHz
  • Wave bands
  • Broadcast, Short Wave plus FM or UHF.
  • Details
  • Changer (Record changer)
  • Power type and voltage
  • Alternating Current supply (AC) / 110-120 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 inch = 30.5 cm
  • Power out
  • 20 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 14H789 Ch= 13D22 - Zenith Radio Corp.; Chicago,
  • Shape
  • Console with Push Buttons.
  • Notes
  • Operating Frequencies:
    BC 540 to 1600 kc
    SW 9 to 12 mc
    FM1 42 to 49 mc
    FM2 88 to 108 mc.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 19 = 1949 and before

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