In electronics and signal processing, a Bessel filter is a type of analog linear filter with a maximally flat group delay (i.e., maximally linear phase response), which preserves the wave shape of filtered signals in the passband.
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External links
- Bessel and Linear Phase Filters — Nuhertz
- Bessel Filter Constants — C.R. Bond
- Bessel Filters Polynomials, Poles and Circuit Elements — C.R. Bond
- Java source code to compute Bessel filter poles