• Year
  • 1958 ?
  • Category
  • Radio module post 1925 (not a part, not a key)
  • Radiomuseum.org ID
  • 89556
    • alternative name: National Toy Co.
    • Brand: Thrillbox

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 2
  • Power type and voltage
  • Powered by external power supply or a main unit.
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: XCU-303 - National Company; Cambridge &
  • Shape
  • Chassis only or for «building in»
  • Notes
  • crystal calibrator matching the NC-303 receiver, provides calibration marks every 100 kHz and allows calibration of the NC-303 using the WWV signal
  • Source of data
  • -- Original-techn. papers.
  • Author
  • Model page created by Martin Bösch. See "Data change" for further contributors.

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