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Article #844Re: Hilbert Transformer
From: C. D. Covington
Date: Wed, 27 Jun 1990 20:19
Date: Wed, 27 Jun 1990 20:19
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1098 bytes
> > I would say the analog version would be difficult to come by.
>
> Not quite. There is a simple (and, very insensitive to component
> tolerances) iterative method in the analog world for successively
> approximating quadrature shifts known as a Phase Sequence Filter.
I really haven't done much with phase shifting in the analog world. The
point I was making was that you would have to constrain the bandwidth in some
way. I guess that's what you mean by 'iterative', perhaps a ladder of some
kind.
d. covington
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!aplcen!uakari.primate.wisc.edu!zaphod.mps.ohio-state.edu!maverick.ksu.ksu.edu!uafhp!uafhcx!cdc From: cdc@uafhcx.uucp (C. D. Covington) Newsgroups: comp.dsp Subject: Re: Hilbert Transformer Message-ID: <4837@uafhp.uark.edu> Date: 27 Jun 90 20:19:27 GMT References: <267ADD3E.18081@maccs.dcss.mcmaster.ca> <4834@uafhp.uark.edu> <42414@apple.Apple.COM> Sender: netnews@uafhp.uark.edu Organization: College of Engineering, University of Arkansas, Fayetteville Lines: 12