9
Passive and Active Filters
Objectives
To learn the functioning of different types of filter circuits and their applications and to present the theory, analysis, and design of different types of passive and active filter circuits.
- Frequency responses of LPF, HPF, BPF, BEF, Butterworth, and Chebyshev filters.
- Derivation and explanation of transfer functions of various types of filter circuits.
- Analysis and design of active filters, using single feedback network and op amp.
- Principles of operation of switched capacitor filter circuit.
- Infinite gain multiple feedback filter circuits.
9.1 INTRODUCTION
Filter circuits find many applications in electronics and telecommunications such as modems, data acquisition systems, digital image processing, ...
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