Tsekani malonda

Takudziwitsani kale kambirimbiri za kutchuka kwakukulu kwa mahedifoni a AirPods. Maonekedwe awo amakhalanso ndi ubwino wina mu izi. Zomverera m'makutu zimatchuka kwambiri ndi ogwiritsa ntchito omwe amamvetsera nyimbo zomwe amakonda akuyenda, akuyenda kapena kusewera masewera, ndipo pazifukwa zilizonse, zomverera m'makutu zachikale ndizosowa. Koma palinso mawu olimbana ndi mahedifoni ndikutsutsa zomwe zingakhudze thanzi la munthu.

Chimodzi mwazotsutsana ndi otsutsa amtundu uwu wa mahedifoni ndi kusakhoza kuthetsa phokoso lozungulira, zomwe zimakakamiza wogwiritsa ntchito kuti awonjezere voliyumu nthawi zonse. Koma zimenezi zingachititse kuti pang’onopang’ono makutu awonongeke. Izi zikutsimikiziridwanso ndi Sarah Mowry wochokera ku Case Western Reserve University School of Medicine, yemwe akunena kuti akuwona chiwerengero chowonjezeka cha achinyamata omwe ali ndi zaka makumi awiri akudandaula za kulira m'makutu: "Ndikuganiza kuti zingakhale zokhudzana ndi kugwiritsa ntchito mahedifoni tsiku lonse. . Ndi vuto la phokoso, "adatero.

Momwemonso, mahedifoni sakhala pachiwopsezo chilichonse - mfundo zina zokha ziyenera kutsatiridwa mukazigwiritsa ntchito. Chinthu chachikulu sikukweza voliyumu pamwamba pa malire ena. Malinga ndi kafukufuku wa 2007, omwe ali ndi mahedifoni am'makutu amakonda kukweza voliyumu nthawi zambiri poyerekeza ndi eni makutu am'makutu, makamaka pofuna kuletsa phokoso lomwe tatchulalo.

Katswiri wodziwa kumva, Brian Fligor, yemwe adafufuza momwe makutu amakhudzira makutu athanzi, adati eni ake nthawi zambiri amaika voliyumu ya 13 decibel kuposa phokoso lozungulira. Ku cafe yaphokoso, nyimbo za m’mahedifoni zimatha kukwera kufika pa ma decibel 80, mlingo umene ungakhale wovulaza m’khutu la munthu. Malinga ndi Fligor, poyenda pa basi, voliyumu ya mahedifoni imatha kupitilira ma decibel 100, pomwe makutu a anthu sayenera kukhala ndi phokoso lambiri chotere kwa mphindi zopitilira khumi ndi zisanu patsiku.

Mu 2014, Fligor adachita kafukufuku yemwe adafunsa anthu odutsa pakati pa mzinda kuti achotse mahedifoni awo ndikuyika m'makutu a manikin, pomwe phokoso lidayesedwa. Avereji yaphokoso inali ma decibel 94, ndipo 58% ya otenga nawo mbali adapitilira malire awo apakati pa sabata. 92% mwa anthuwa ankagwiritsa ntchito makutu.

Bungwe Loona za Umoyo pa Dziko Lonse linanena kuti achinyamata oposa 1 biliyoni panopa ali pachiopsezo chosiya kumva chifukwa chogwiritsa ntchito mahedifoni molakwika.

magalasi7

Chitsime: OneZero

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