• Country
• United States of America (USA)

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

• Year
• 1953 ?

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 364567

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 7

• Valves / Tubes
• 6BJ6 12AT7 12BA6 12BA6 12AU6 19T8 or 19C8 35C5

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• AC/DC-set / AC/DC 117=110-120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm

• Material
• Plastics (no bakelite or catalin)

• from Radiomuseum.org
• Model: K725F Ch= 7K01 - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel, with any shape - general.

• Notes

• Zenith model K725F is an AC-DC operated AM-FM superheterodyne receiver.

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 212, folder 10, dated 8-53)

• Author
• Model page created by Dirk Taekels. See "Data change" for further contributors.

• Other Models

• Here you find 4602 models, 4231 with images and 3736 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL