• Year
  • 1947 ??
  • Category
  • Loudspeaker, headphone or earphone
  • Radiomuseum.org ID
  • 87463
    • alternative name: National Toy Co.
    • Brand: Thrillbox

 Technical Specifications

  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: HRO-7TS - National Company; Cambridge &
  • Notes
  • Matching speaker to National HRO-7 receiver, new streamlined tabletop cabinet
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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