Re: Obscure Electronics Topics

> What's an FDLS?

FDLS (Frequency Domain Least Squares) is an elegant universal method for approximation of an analog transfer function by a digital filter. You can get as accurate approximation as you need. FDLS was invented by Greg Berchin. You can see him quite often in comp.dsp.

Vladimir Vassilevsky DSP and Mixed Signal Consultant

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Vladimir Vassilevsky
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