Frequency shift keying is a type of encoding in which a digital signal modulates the frequency of a higher frequency sine wave is frequency shift keying.
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Q21: "Return to zero"and "return to one"are types
Q22: Manchester encoding is a type of synchronous
Q23: Synchronous communication systems send data in groups
Q24: In simplex communications, data always travels in
Q25: ASK stands for asynchronous serial keying.
Q27: Bluetooth is an example of phase shift
Q28: Quadrature amplitude modulation uses a combination of
Q29: Each modulation state in a 16- QAM
Q30: A vector representation that graphically shows the
Q31: A commonly used type of pulse modulation
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