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analog digital filter comparis...

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analog digital filter comparisonCHAPTER

21

Filter Comparison

Decisions, decisions, decisions! With all these filters to choose from, how do you know which to use? This chapter is a head-to-head competition between filters; we'll select champions from each side and let them fight it out. In the first match, digital filters are pitted against analog filters to see which technology is best. In the second round, the windowed-sinc is matched against the Chebyshev to find the king of the frequency domain filters. In the final battle, the moving average fights the single pole filter for the time domain championship. Enough talk; let the competition begin!

Match #1: Analog vs. Digital Filters
Most digital signals originate in analog electronics. If the signal needs to be filtered, is it better to use an analog filter before ……
analog digital filter comparis...
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