• Country
• United States of America (USA)

• Manufacturer / Brand
• M. P. Radio Company; New York City, New York

• Year
• 1922

• Category
• Detector-Radio (Crystal or diode, without tubes/transistors)

• Radiomuseum.org ID
• 255662

• Main principle
• Crystal or Solid State Detector

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• from Radiomuseum.org
• Model: Radiophona 1 - M. P. Radio Company; New York

• Price in first year of sale
• 32.50 USD

• Literature/Schematics (2)
• July 1922, The Radio Dealer magazine advertisement on page 64

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 2 models, 2 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from M. P. Radio Company; New York City, New York