• Country
• United States of America (USA)

• Manufacturer / Brand
• United Specialties Co. / U.S. Co.; Newark. New Jersey

• Year
• 1922/1923

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

• Radiomuseum.org ID
• 210614

• Main principle
• Crystal or Solid State Detector

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Little Gem Crystal Radio - United Specialties Co. / U.S.

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 0 x 5 x 0 inch / 0 x 127 x 0 mm

• Notes
• Two manufacturers were involved in the production of the Little Gem Crystal Radio. Metro Electrical Co. and the United Specialties Co. both of which were located in Newark, New Jersey; their names appear individually on the set labels.

• Price in first year of sale
• 6.50 $

• Mentioned in
• Crystal Clear (Volume 1) (Page 39, 72, 197)

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

• Other Models

• Here you find 1 models, 1 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from United Specialties Co. / U.S. Co.; Newark. New Jersey