• Country
• United States of America (USA)

• Manufacturer / Brand
• Tri-Mount Wireless Supply Co.; Boston, Massachusetts

• Year
• 1909

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

• Radiomuseum.org ID
• 286767

• Main principle
• Crystal or Solid State Detector

• Wave bands
• Broadcast and LongWave in ONE range.

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Tri-Mount Professional Set Type C - Tri-Mount Wireless Supply Co.;

• Shape
• Tablemodel, with any shape - general.

• Price in first year of sale
• 30.00 $

• Mentioned in
• -- Original prospect or advert (October, 1909 Modern Electrics magazine page 345)

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

• Other Models

• Here you find 6 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Tri-Mount Wireless Supply Co.; Boston, Massachusetts