Tell me the steps involved in demodulating a signal.
What is impulse response? Explain its significance.
Define signal sampling?
State difference between analog and digital signals.
Explain the various methods of representing discrete time signal
What is discrete time system?
Explain the different types of AM, FM along with the Diagrams on the paper.
Define time invariant system.
When a discrete time signal is called periodic?
What is the importance of linear and circular convolution in signals and systems?
What is BIBO stability? What is the condition to be satisfied for stability?
What is Nyquist rate?
What do you mean by radio environment in building?
What is the importance of causality?
What is the basic concept of frequency re-use?