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The Sound Reproduction Industry
The Sound Reproduction Industry

Fromrecordedtime,manhasbeenfascinatedanddelightedwithmusic.

Bonewhistles,usedasatypeofflute,havebeenfounddatingbackto3000BC.

PaintingsfromtheStoneAgeshowearlymusicalinstrumental.

Inmoderntimes,manhasfurtherdevelopedhisinterestinmusicandinrecordedsoundwiththehardwareofreproduction.

AmericaninventorThomasEdison,whowasconsideredthefatherofsoundrecording,developedthephonographin1877,thefirstdevicetorecordmusicintheworld.

WhileEdisionconcentratedatfirstmainlyonthereproductionofthevoice,itwasnotlongbeforethemusicalusesofhisinventionwererecognizedandmarketed.

Themodernrecordingindustrywasborntosatisfyanenormousmarketforalltypesofmusic,folk,classical,orchestralandpopular.

Thephonogram,thefirstaffordableandmass-produceddevice,playedrecordsonaturntable.

Thedevicewasmechanicalandwaswoundupbymeansofahandleinthesideofthemachine.

Suchmachineswerecommonaslateasthe1950s.

Thewidespreaduseofelectricityinthepost-WorldWarTwoperiodledtotheinventionofthemodern,portablerecordplayer.

Itwas,however,"mono".Therealenthusiasticlistenertomusicwantedarealisticreproductionofmusicwith"highfidelity"or"hi-fi".

Theinventionoftransistorsandtheriseofthegiantelectroniccompaniesinthedevelopedworldinthe1970sfedthegrowingdemandforhi-fistereosystemsusingcompactcassettescontainingmagnetictape.

The1980ssawanevengreaterseriesofdevelopmentinsoundreproductionhardware.

TheexamplesaretheSonyCorporation'sinventionanddevelopmentofthetinyportabletapeplayersknownasthe"Walkman",andthecompactdisc,orCD,systembasedonthetechnologyofcomputerswithmusicinformationstoredandreproduceddigitally.

Inthe1990sthedevelopmentofmusichardwarecontinue,withthemainpurposeoftransferringandrecordingtheastonishingcleardigitalsoundofCD,withoutthe"hiss"noiseoftenaffectingmagnetictape.

Thedigitalformatsvaryandincludedigitalaudiotape(DAT),digitalcompactcassette(DCC)andtheminidisc(MD).Theyaremutuallyincompatible,sotheusermustmakeachoicewhentheymakeapurchase.

Willthisever-improvingtechnologyproduceanotherdevelopmentbeyonddigitalsound,makingtheCDasobsoleteastherecord?

Theanswerisadefinite"yes".Whenwillthisoccur,then?Noonecantellyet. Related IC for sound is : TSA2000G.

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