The distinction between analog and digital signals is very simple, but it can still be a challenge to wrap one's mind around the concepts that define the two systems. Just when you think you've got it ...
13don MSN
Analog vs digital watch: Which one tells exact Time? Check to avoid being late for office or college
Analog vs digital watches: If you want the most exact time, a quartz-based or GPS-enabled digital watch may offer better precision.
Analog vs. Digital: What’s the Difference? Air temperature, sound loudness,light intensity—in nature, all of these quantities vary smoothly and continuously over a range. Such quantities is called ...
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