tatical communications

tatical communications

  • What were the original methods of switching telephone calls?
  • How does a rotary dial phone operate?
  • How does a touch tone phone operate?
  • What are some historic and modern methods used to transmit telephone signals?
  • Please feel free to use web based sources as well.

    Your paper should be 1-2 pages in length and answer all parts of the question above.

    Please also cite in APA format when you use the text or source material.