• Country
• United States of America (USA)

• Manufacturer / Brand
• Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)

• Year
• 1957

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 146254

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

• Number of Tubes
• 5

• Valves / Tubes
• 12BE6 12BA6 12AT6 50C5 35W4

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 60 Hz, 117V = 110 -120 Volt

• Loudspeaker
• 2 Loudspeakers

• Material
• Wooden case

• from Radiomuseum.org
• Model: 4-A-175 Code 364-7-365 - Firestone Tire & Rubber Co.

• Shape
• Tablemodel, with any shape - general.

• Notes

• The Firestone Model 4-A-175 is an AC Operated 5 Tube AM Receiver with 4-Speed Automatic Record Changer.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 1-58, Set 386, Folder 7)

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

• Other Models

• Here you find 480 models, 313 with images and 439 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Firestone Tire & Rubber Co. (Air Chief & Roamer, Airchief); Akron (OH)