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The OP
Published on 2006-12-3 11:39
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This post is from DSP and ARM Processors
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Questions about FFT transformation and signal processing
Projectdescription:OurproductisanacousticandmagneticburglaralarmCurrentdevelopmentenvironment:GD32E103,MDKCurrentproblems:15Kinalmostthesametime,whileaccordingtoourprocessingmethodandacquisitiontime,thegeneralresolutioncanonlybeabout1K;2.Th ...
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Regarding the abnormally low gain of the 2nd-order MFB low-pass filter (+-5v power supply, 8KHz cutoff, theoretical gain 0dB) (there is a principle...
Iwantedtomakea6thorder,butIsolderedtwoordersfirst,andthensomethingwentwrongItriedtoreduceR2intheschematicdiagramofLiChuangEdabytentimes,andthepassbandbecame-16dB,andthefrequencybandwasabnormallywidened(thereisnoR2inthecenterfrequencyformula ...
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I opened BOSS and saw a lot of job openings in Shenzhen.
Iwasboredtonight,soIaccidentallyopenedBOSSDirectRecruitmentandtookalookIsitthattheelectronicsindustryinGuangzhouisdyingoutHowever,nomatterwhat,itisnoteasytofindajob-hoppingpositionwithsuitableworkcontent,satisfactorysalaryandclosetohome
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