• Year
  • 1950 ??
  • Category
  • Morse-Equipment & TTY, RTTY, TDD etc.
  • Radiomuseum.org ID
  • 290764

 Technical Specifications

  • Number of Tubes
  • 2
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: ICA De Luxe Signatone 4301 - Insuline Corp. Of America ICA;
  • Notes
  • Morse code practice set, jacks for headphones & key, two controls.

    The ICA Signatone 4301 is a morse code practice oscillator with two tubes: 50B5 and 35W4.

    The ICA Signatone model 4300 contains 1 tube: 117L7.

  • Literature/Schematics (1)
  • http://www.n4mw.com/cp021.pdf
  • Author
  • Model page created by Jon Kummer. See "Data change" for further contributors.

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