(Within our archive we collect a lot of software including: IIR Design Tool: Tool to interactively design and evaluate high-quality IIR digital filters ; these are very useful for butterworth)

IIR Design Tool 1.01
- Tool to interactively design and evaluate high-quality IIR digital filters
[ Get it - More information and user's reviews about IIR Design Tool ]
(See also: Digital filter and WAVE file or better window and cheap Butterworth or Chebyshev and also ...)
Download IIR Design Tool Tool to interactively design and evaluate high-quality IIR digital filters

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