Chapter 23

 

Filters and Equalizers

 

by Steven McManus

23.1 Filter and Equalizer Definitions

23.1.1 Pass Band

23.1.2 Stop Band

23.1.3 Cutoff Frequency

23.1.4 Corner Frequency

23.1.5 Bandwidth

23.1.6 Transition Band

23.1.7 Center Frequency

23.1.7.1 Geometric Symmetry

23.1.7.2 Arithmetic Symmetry

23.1.8 Order

23.1.9 Phase Angle

23.1.10 Phase Delay

23.1.11 Group Delay

23.1.12 Transient Response

23.1.13 Minimum Phase

23.2 Passive Filters

23.2.1 First-Order L and C Networks

23.2.1.1 Capacitive Networks

23.2.1.2 Inductive Networks

23.2.2 Second-Order L-Type Networks

23.2.3 T and π Networks

23.2.3.1 LowPass

23.2.3.2 High Pass

23.2.3.3 Parallel Resonant Elements

23.2.3.4 Series Resonant Elements

23.2.3.5 Bandpass

23.2.3.6 Band Reject

23.2.3.7 Ladder ...

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