• Country
• United States of America (USA)

• Manufacturer / Brand
• Murdock, WM.J. Co.; Chelsea

• Year
• 1913

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 141110

• • alternative name: William J. Murdock Co.

• Main principle
• Crystal or Solid State Detector

• Tuned circuits
• 2 AM circuit(s)

• 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: Long Wave Receiver - Murdock, WM.J. Co.; Chelsea

• Notes
• Loose Coupler / loading coil; Silicon Detector.;

• Price in first year of sale
• 50.00 $

• Mentioned in
• Vintage Radio 1887-1929, Greenwood's Classic Pictorial Album (p.65)

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• Other Models

• Here you find 88 models, 70 with images and 6 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Murdock, WM.J. Co.; Chelsea