• Country
• United States of America (USA)

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

• Year
• 1969

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 217963

• • 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
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 2 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Power out
• 0.3 W (unknown quality)

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: Royal 32P - Zenith Radio Corp.; Chicago,

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes
• The Zenith model Royal 32P is a portable 8 transistor AM radio. AM Tuning Range: 540 to 1600 KHz. Has earphone jack on radio which disconnects the speaker for private listening. Uses Qty(2) 1.5V "D" size batteries.

• Literature/Schematics (1)
• - - Manufacturers Literature (Zenith Datasheet 923-571)

• Author
• Model page created by John Kusching. See "Data change" for further contributors.

• Other Models

• Here you find 4505 models, 4100 with images and 3631 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL