• Country
• United States of America (USA)

• Manufacturer / Brand
• Universal Radio Manufacturing Co.; Pittsburgh, PA

• Year
• 1922

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 298063

• Main principle
• Crystal or Solid State Detector

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Universal Crystal Detector No. R-102 - Universal Radio Manufacturing

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 3 x 2 x 2 inch / 76 x 51 x 51 mm

• Notes

• Universal Light Co. Universal Crystal Detector vertical No. R-102

• Price in first year of sale
• 2.25 $

• Mentioned in
• -- Original prospect or advert (April 2, 1922 Pittsburgh Post Gazette newspaper advertisement)

• 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 Universal Radio Manufacturing Co.; Pittsburgh, PA