Understanding Aliasing in Digital Down Sampling

Explains a fundamental property of aliasing when discrete time signals are down sampled. Highlights the relationship between a low pass signal, and any other signal that has the same values at the sample times. Related videos: (see http://www.iaincollings.com) • Which Way is the Propeller Spinning?    • Which Way is the Propeller Spinning?   • Sampling Discrete Time Signals:    • Sampling Discrete Time Signals   • Decimation of Discrete Time Signals:    • Decimation of Discrete Time Signals   • Interpolation of Discrete Time Signals:    • Interpolation of Discrete Time Signals   • Discrete Time Sampling Example:    • Discrete Time Sampling Example   • How to Understand Aliasing in Digital Sampling    • How to Understand Aliasing in Digital Samp...   • Aliasing Ambiguity Explained    • Aliasing Ambiguity Explained   • Typical Exam Question on Sampling    • Typical Exam Question on Sampling   For a full list of Videos and accompanying Summary Sheets, goto: http://www.iaincollings.com .