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| From | Randy Yates <yates@digitalsignallabs.com> |
|---|---|
| Newsgroups | comp.dsp |
| Subject | Re: What is a boxcar filter? |
| Organization | Digital Signal Labs |
| References | <4fn37u$6qj@sparcserver.lrz-muenchen.de> <4fnaik$5fa@mo6.rc.tudelft.nl>#1/1> <55157d1a-86d9-432a-99e7-5f442009ca2e@googlegroups.com> |
| Date | 2020-06-05 11:34 -0400 |
| Message-ID | <87ftb9ttl1.fsf@digitalsignallabs.com> (permalink) |
Wow, 1996??? mohammed.morsi01@gmail.com writes: > On Monday, February 12, 1996 at 10:00:00 AM UTC+2, Edwin Verheijen wrote: >> Raphael Schneider (rasch@med1.med.tu-muenchen.de) wrote: >> : Hi, >> >> : does anyone knows what a boxcar low-pass filter is and how it works? >> >> : Thanks Raphael >> >> A boxcar filter uses a rectangular window in the frequency domain. >> In a drawing it looks like: >> >> |Hi Everyone, I need simple explanation for the way Boxcar filter works, and if some graphs provided that will be useful. thanks in advance > >> | >> ampl. | >> |___________ >> | | >> | | >> | | >> |___________|_________ >> F_0 >> frequency---> >> >> Untill F=F_0 it passes all frequencies, while it cuts >> signal components above this frequency F_0. >> If the filter as a edgy fall-off at F=F_0 it may produce >> unwanted effects like a tone at this frequency (e.g. >> if you would listen to noise filtered by the boxcar). >> Any handbook about (digital or analog) filtering will >> describe it in detail. >> >> Edwin Verheijen > -- Randy Yates, DSP/Embedded Firmware Developer Digital Signal Labs http://www.digitalsignallabs.com
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Re: What is a boxcar filter? mohammed.morsi01@gmail.com - 2020-06-01 00:22 -0700
Re: What is a boxcar filter? Randy Yates <yates@digitalsignallabs.com> - 2020-06-05 11:34 -0400
Re: What is a boxcar filter? Zach Metzinger <please@ask.me> - 2020-06-05 16:47 -0500
Re: What is a boxcar filter? blocher@columbus.rr.com - 2020-08-10 03:20 -0700
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