• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Products Manufacturing Co. (RPM); Chicago, IL

• Year
• 1926

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 52639

• Number of Tubes
• 4

• Valves / Tubes

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

• Power type and voltage
• Dry Batteries

• from Radiomuseum.org
• Model: RPModyne B - Radio Products Manufacturing

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

• Notes
• One dial (primary tuning control knob)

• Price in first year of sale
• 90.00 $

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

• Mentioned in
• Vintage Radio 1887-1929, Greenwood's Classic Pictorial Album (2nd Edition, p.251)

• Author
• Model page created by Peter Rutishauser. See "Data change" for further contributors.

• Other Models

• Here you find 23 models, 10 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Products Manufacturing Co. (RPM); Chicago, IL