• Country
• United States of America (USA)

• Manufacturer / Brand
• Haller-Cunningham, Halcun; San Francisco

• Year
• 1914

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 203821

• 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: Halcun Crystal Detector - Haller-Cunningham, Halcun; San

• Shape
• Tablemodel, with any shape - general.

• Notes
• The Haller-Cunningham Halcun Crystal Detector. This detector had a rotating cup that held five different minerals. This detector was available for $2.50 with receiving condenser in base or $2.00 without receiving condenser.

• Price in first year of sale
• 3.00 $

• 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 29 models, 29 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Haller-Cunningham, Halcun; San Francisco