• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Apparatus Co. of America; Philadelphia, PA

• Year
• 1914

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 203822

• 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: Stand alone Crystal Detector - Radio Apparatus Co. of America

• Shape
• Tablemodel, with any shape - general.

• Notes
• The Radio Apparatus Company High Efficiency Crystal Detector

• Price in first year of sale
• 2.00 $

• Literature/Schematics (1)
• June 1914 Modern Electrics & Mechanics magazine page 815

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

• Other Models

• Here you find 4 models, 4 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Apparatus Co. of America; Philadelphia, PA