This signal is used when a person hears another person speak or some other sound of nature.
This signal is used wherever natural sounds can be heard.
This signal is used because it is the natural flow of the universe and is the easiest to use.
This signal is used in order to let humans and other animals hear sounds.
People who use analog signals are everyone because they've all heard people speak.
This signal is used whenever sound flows through a
This signal is used wherever digital technology is involved.
Why is this signal used? This signal is used because it doesn't degrade over time.
For what is this signal used?
The people who use digital signals are anyone who uses mobile phones, listens to music off a CD, runs the mix board in a music or radio station.
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