Analog Low-Pass Filters
Abstract
The basics of analog low-pass filtering are discussed. These techniques are useful for designing analog filters and prototypes used for digital filters or for other types of analog filters.
Keywords
Anti-aliasing filter; Butterworth; Chebyshev filter; elliptic filter; Sallen-Key; Bessel filter; group delay; step response; frequency response; ladder filter; all-pass filter; group delay equalization; case study; delay line; active filter; highpass; bandpass
“This chapter will show that modern filter design methods can be used by engineers, and that it is not a restricted field for specialists.”
—Anatol I. Zverev, “Handbook of Filter Synthesis” 1967
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