Tuesday 16 April 2013

P1g Wireless Signals

You need to be able to:
  • Explain how reflection, refraction and diffraction of waves can be an advantage and a disadvantage for communication (making it work, interference)
  • Describe common uses of wireless technology and why it is advantageous
  • Explain the advantages and disadvantages of DAB
  1. A diagram showing incoming energy as an arrow passing through a surface with a small opening. The energy diffracts and leaves the opening on the other side in multiple directions.
  2.  

  3. Notes from BBC Bitesize on wireless signals and DAB

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