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Digital Electronics | Analog Signal | Digital Signal

Signals can be devided in to two type:

  1. Analog Signal
  2. Digital Signal

The area of engineering dealing with Analog signal system is called Analog Electronics while the area dealing with the digital electronics is termed as Digital Electronics.

A digital signal is a signal that represents a sequence of discrete values instead of continious. Following is the example of digital signal having 5 levels. You can notice that it is a pulse train of descrete values.

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