• Country
• United States of America (USA)

• Manufacturer / Brand
• Zenith Radio Corp.; Chicago, IL

• Year
• 1930

• Category
• Power supply/conditioner or battery or charger 

• Radiomuseum.org ID
• 68368

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 1

• Valves / Tubes
• 80

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• from Radiomuseum.org
• Model: Power Supply ZE50 ZE-50 - Zenith Radio Corp.; Chicago,

• Notes
• Power Supply for Models 52, 53, 54, 55;

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Other Models

• Here you find 4519 models, 4111 with images and 3656 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL