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fDesc[0] = "ScopeIIR provides a comprehensive IIR filter design capability. It instantly designs high-order IIR filters based on the Butterworth, Chebyshev, or Elliptic analog prototypes. It can design lowpass, highpass, bandpass, and bandstop filters, with frequency and gain characteristics you specify. Analysis<br /> <br /> ScopeIIR provides a sophisticated set of plots and displays that let you fully analyze the characteristics of your filter design, including:<br /> <br /> Frequency Response Plots<br /> -Magnitude<br /> -Phase<br /> -Unwrapped phase<br /> -Group delay<br /> -Phase delay<br /> Time Response Plots<br /> -Impulse response<br /> -Step response<br /> -Combined impulse and step response<br /> Data Displays<br /> -Biquad coefficients<br /> -Direct Form coefficients<br /> -Poles and zeros<br /> -Design specifications<br /> -Impulse response<br /> -Step response<br /> Pole-Zero Plot";

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