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Article #14843

Re: Pulse Shaping...

#14843
From: Philip Peake
Date: Mon, 21 Dec 1992 22:20
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In article <BzMEHo.66s@ncifcrf.gov>, digennar@fcs280s.ncifcrf.gov (Frank S. DiGennaro) writes:
|> 
|> This might be a dumb question, but here goes. If I put a sine wave of frequency
|> F into a series of N flip-flops, the output will be a square wave of frequency
|> F/2^N. How do I re-shape it back to a sine wave?

You pass it via a low pass filter, with the cut-off frequency at F/2^N.

If I didn't know how "digitalised" most current electronics courses
have become, I would class this as a dumb question - but given the
current (excessive) digital bisa - you are forgiven :-)

Philip
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Message-ID: <1992Dec21.222037.17229@news.mentorg.com>
Path: arc1-ca.pugleaf.net!sparky!uunet!news.mentorg.com!mentorg.com!philip
References: <BzMEHo.66s@ncifcrf.gov>

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Newsgroups: sci.electronics
Path: arc1-ca.pugleaf.net!sparky!uunet!news.mentorg.com!mentorg.com!philip
From: philip@mentorg.com (Philip Peake)
Subject: Re: Pulse Shaping...
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Message-ID: <1992Dec21.222037.17229@news.mentorg.com>
Date: Mon, 21 Dec 1992 22:20:37 GMT
References:  <BzMEHo.66s@ncifcrf.gov>
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Organization: Mentor Graphics
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