• Country
• United States of America (USA)

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

• Year
• 1967 ?

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 87604

• • alternative name: Chicago Radio Lab

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

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Audio-Amplification

• Loudspeaker
• 2 Loudspeakers

• from Radiomuseum.org
• Model: X540L-1 - Zenith Radio Corp.; Chicago,

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 27, 1967-69 (last vol.)

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 899, Folder 9, Aug. 1967.)

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 4496 models, 4101 with images and 3615 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL