• Year
  • 1923
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 257574

 Technical Specifications

  • Main principle
  • Tuner pre 1926 (not a wave trap)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Mar-Co Tuner Type 330-A - Martin Copeland Co. MAR-CO;
  • Dimensions (WHD)
  • 5 x 3.5 x 3 inch / 127 x 89 x 76 mm
  • Notes
  • The diameter of the coils is 3". The overall height of the unit is 3 1/2" and the length is 5".

  • Literature/Schematics (2)
  • June 1923, The Electragist magazine advertisement on page 51
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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