• Country
• United States of America (USA)

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

• Year
• 1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 72359

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 5

• Valves / Tubes
• 12BE6 12BA6 12AV6 50C5 35W4

• Main principle
• ZF/IF 455 kHz

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110 - 120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm

• from Radiomuseum.org
• Model: B509F "The Ascot" Ch= 5B11 - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 9.75 x 5.375 x 5.1875 inch / 248 x 137 x 132 mm

• Notes
• The Zenith Modell B509F is an AC Operated 5 Tube AM Superheterodyne Receiver.

• Source of data
• Beitman Radio Diagrams, Vol. 19, 1959

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 5-59, Set 443, Folder 20)

• Author
• Model page created by Hinrich Grensemann † 15.5.16. 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