logo for Steward & Sons, publisher, distributer, and seller of DSP & filter books since 1977. Our DSP books cover FFT, FIR, IIR, recursive, nonrecursive, adaptive, estimation, and detection. Our filter books cover Butterworth, Bessel, nomographs, lowpass, highpass, bandpass, bandstop, and allpass.

Steward & Sons is a technical book publisher, distributor, and seller as listed in Bowkers' Books-In-Print. We have been serving industrial, military, and university customers since 1977.

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