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Digital and Analog Signals
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In the Video, explain the DIY experiment
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Can Radio Waves be both D & A? Explain with examples
YES. Cell phones - Digital. Car Radio, FM - Analog
What is a Signal?
Anything that is used to convey information.
How does Binary code control processes in your computer?
Ones tell the computer to turn on certain circuits, and zeroes tell the computer to turn off certain circuits.
What is Digital Signal?
Series of Zero's and One's
What kind of Signal would be best for NASA? Why?
Digital, because the signals can be received clearly even after travelling a very long distance.
What is Analog Signal?
A signal conveyed by continuous data, often in the form of a wave.
If you were a singer, on what bases would you choose to record in D or A?
Analog would give a more live performance feel, Digital will be more clear sound with less interference.
What is the Main Advantage of Digital over Analog Signals?
Because the values in a digital signal must be either 0 or 1, the signal can easily be corrected to eliminate noise.
What is a Binary Code?
String of Zero's and One's
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