Electronic noise

Electronic devices gives some noises while we using. Those noise must be reduced as much as possible.
The noises of  electronic systems is....

1. Thermal noise :
  Thermal noise is one which is produced by the over heat occuring while using that device.

2. Flicker noise or low frequency noise :

   These noises are produced by the low frequency...

3. Short noise

4. High frequency noise :

  These noises are produced by the high frequencies.