Velvet Vernier string drive tuning dial

National Company; Cambridge & Malden (MA)

  • Year
  • 1925 ??
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 293847
    • alternative name: National Toy Co.
    • Brand: Thrillbox

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • from Radiomuseum.org
  • Model: Velvet Vernier string drive tuning dial - National Company; Cambridge &
  • Notes
  • .

  • Author
  • Model page created by Ron Casterson. See "Data change" for further contributors.

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