多功能音響系統(tǒng)的設(shè)計(jì)與制作畢業(yè)設(shè)計(jì)

1、編號(hào)：畢業(yè)設(shè)計(jì)說(shuō)明書(shū)題目：多功能音響系統(tǒng)的設(shè)計(jì)與制作多功能音響系統(tǒng)的設(shè)計(jì)與制作院（系）：專(zhuān)業(yè)：學(xué)生姓名：學(xué)號(hào)：指導(dǎo)教師：職稱(chēng)：題目類(lèi)型：題目類(lèi)型：理論研究實(shí)驗(yàn)研究工程設(shè)計(jì)工程技術(shù)研究軟件開(kāi)發(fā)2013年5月15日?AbstractInthiseraofsciencetechnologydevelopedmusichasbecomepeopletoenjoyaveryimptantpartoffashion.Multifunctionala

2、udiofhomeentertainmentleisurehasbroughtmeconveniencesuchassounddevelopmentinrecentyearsgraduallymatureitssuperisoundeffectshumanizeddesigninthemarketplayanincreasinglyimptantrole.Soundsystemcanfaithfullyreproducetheigina

3、lsoundtheiginalsoundfieldtheaudiosignalprocessingmodificationtomakerepeatvoicesoundsbeautiful.Modernfamilyfsoundchoicestendtoitssoundbeautifulpracticalacteristics.Withthedevelopmentofaudiotechnologythemodernstereosoundqu

4、alityrequirementsalsomemeauthenticity.Becauseofsoundqualityrequirementsmemeauthenticityhifiarisesatthehisticmomentitcantruthfullyreflectthesoundsignaltonepitchsoundintensityqualitystatusofnaturalabilityatthesametimethevo

5、icesignaltomakethenecessarymodificationprocessing.Thistopicconfmstothetrenddesignproductionofasetofhighpowerlowdisttionfrequencybiswideatthesametimeconsideringtheeconomicapplicablehomesoundsystem.Systemrequirementsbyther

6、egulatedpowersupplyfrontequilibriumpoweramplifierofthreepartspreamplifierstagemaintaskistocompletesmallsignalvoltagegainlownoiselowtemperaturedriftisalsorequired.Tonecontrolismainlyfinishedinwhichhighlowleftrightbalancev

7、olume.Poweramplifierstagemaintaskiswithinthealloweddisttionlimitsasefficientlyaspossibletoprovideenoughpowertotheloadtherequirementisthattheoutputpowerislargertheefficiencyishigher.Thistopicresearchchoicethroughintegrate

8、dopampNE5532LM324supptingtheuseofLM3886systemcanmakethecircuitdesignissimplepracticalachievehighgainhighfidelityhighefficiencylownoisewidebfastresponseindicatshascertainusereferencevalue.Keywds:hifiRegulatedpowersupplyBe