< Electronics Communication

Information

Information is a term used in communication to describe any physical quantities called

  1. Sound like audible human voice, noise
  2. Audio like music
  3. Image like pictures
  4. Motion picture like movies
  5. Data like alphabets, decimal numbers

Signal

Signal is a wave of certain frequency that represent the information

  1. Sound audible to human ears is a wave of frequency range 20Hz - 20KHz
  2. Image transmit as a wave of bandwidth of 3MHZ wide
  3. Movie Picture transmits as a wave of bandwidth of 5MHZ wide
  4. Data transmits number of Bits Per Second (BPS)
This article is issued from Wikibooks. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.