• Country
• United States of America (USA)

• Manufacturer / Brand
• Ajax Electric Specialty Co.; Saint Louis, Missouri

• Year
• 1925

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 31745

• • Brand: Marveltone

• Main principle
• TRF (Tuned-Radio-Frequency but use of regeneration unknown)

• from Radiomuseum.org
• Model: Marveltone [old] - Ajax Electric Specialty Co.;

• Notes
• Three dials (primary tuning control knobs)

• Price in first year of sale
• 45.00 $

• External source of data
• Ernst Erb

• Source of data
• Radio Collector`s Guide 1921-1932

• Other Models

• Here you find 6 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ajax Electric Specialty Co.; Saint Louis, Missouri