Cishe wonke ama-headphone angcono angenantambo kulezi zinsuku anokukhanselwa komsindo okusebenzayo (ANC). Isici esiwusizo kakhulu - umhlaba osizungezile uyindawo enomsindo futhi ngezinye izikhathi udinga ukuwuminza. Noma ngabe usebenzisa lawa ma-headphone ekhaya, emsebenzini, edolobheni noma kwezokuthutha zomphakathi, ukuzizwisa kwakho kokulalela kuzothuthukiswa kakhulu kube nomsindo wangaphandle omncane ekhanda lakho.
I-ANC iyasiza ukufeza lokhu. Ukucindezela inkinobho efanelekile kumahedfoni noma ukuwenza kusebenze ocingweni kuzothulisa umsindo ongenayo futhi kukuvumela ukuthi ujabulele kangcono imisindo ofuna ukuyilalela. Ukunciphisa umsindo okuzungezile njengokungathi ulungisa ivolumu yemidiya kuyinto engavamile ngempela, cishe ewumlingo. Nokho-ke indlela i-ANC esebenza ngayo ixakile.
Ungaba nentshisekelo ku
Yini umsindo
Okokuqala, kufanele sizibuze umbuzo oyisisekelo wokuthi uyini ngempela umsindo. Kungase kuzwakale kuyinqaba, kodwa ngokomongo kuhle kakhulu ukwazi. Esikubona njengomsindo kuwumphumela wokushintsha komfutho womoya. Izigubhu zethu zendlebe ziwulwelwesi oluncane olungaphakathi ezindlebeni zethu oluthatha amaza okushintsha komfutho womoya olubangela ukuba lidlidlize. Lokhu kudlidliza kube sekudlulela kwamanye amathambo athambile ekhanda lethu ukuze ekugcineni kufinyelele engxenyeni yobuchopho ebizwa ngokuthi i-auditory cortex, okuhumusha njengalokho esikubona njengomsindo.
Igalari yezithombe
Lezi zinguquko zokucindezela nazo ziyisizathu esenza sikwazi ukuzwa ikakhulukazi imisindo ephezulu kakhulu noma ephansi, njengeziqhumane noma umculo ekhonsathini. Imisindo ephezulu isusa umoya omningi ngesikhathi esifushane—ngezinye izikhathi owanele ukuzwa ukuduma ezingxenyeni ezithile zomzimba ngaphandle kwezindlebe zethu. Kungenzeka ukuthi uke wawabona amaza omsindo emelelwa njengamaza. I-axis engu-Y kulawa magrafu angamagagasi imelela ubukhulu begagasi lomsindo. Kulo mongo, kungacatshangwa njengesilinganiso sokuthi ungakanani umoya osuswayo. Ukususwa komoya okwengeziwe kusho imisindo ephezulu namagagasi aphezulu eshadini. Ibanga eliphakathi kweziqongo ku-X-eksisi bese limelela ubude begagasi bomsindo. Imisindo ephezulu inamaza amafushane, imisindo ephansi inamaza amade.
Ungaba nentshisekelo ku
Ingena kanjani i-ANC kulokhu?
Ama-headphone e-ANC asebenzisa imibhobho eyakhelwe ngaphakathi ukulalela umsindo okuzungezile. Amaphrosesa angaphakathi kwama-headphone ahlaziya lo msindo ongenayo bese enza lokho okubizwa ngokuthi umsindo ophikisayo, odlalwa emuva ukuze unciphise umsindo ukuze ungawuzwa. I-echo inobude begagasi obufanayo negagasi lomsindo eliqondiswe kulo, kodwa isigaba sayo sokuphakama siyahlehliswa. Izimpawu zabo zamagagasi zifana nezithombe zesibuko. Lokhu kusho ukuthi uma igagasi lomsindo lomsindo lidala umfutho womoya ongemuhle, igagasi lomsindo elilwa nomsindo lidala umfutho womoya omuhle (futhi ngokuphambene nalokho). Lokhu kuphumela ekuthuleni okujabulisayo kwabasebenzisa ama-headphone e-ANC.
Igalari yezithombe
Nokho i-ANC inezihibe zayo. Isebenza kahle ekukhanseleni umsindo ophansi oqhubekayo ongawuzwa endizeni, isibonelo, kodwa kancane kakhulu ekukhanseleni umculo odlalwa abanye noma umsindo ofana nokuphithizela kwesitolo sekhofi. Nakuba umsindo ojulile ongaguquguquki kulula ukuwubikezela nokucindezela ngesenzo esifanele, kunzima kakhulu ukucindezela umsindo ongemuva ongajwayelekile wezinto eziphilayo ngesikhathi sangempela. Kodwa-ke, mayelana nentuthuko ye-ANC eminyakeni edlule, singacabanga ukuthi lo mkhawulo uzoqedwa ngokuhamba kwesikhathi. Futhi noma ngabe kuyisixazululo esivela kwaSamsung noma ku-Apple (ama-AirPods abo anakho u Android imikhawulo yamafoni), u-Sony noma omunye umuntu.
Ungathenga ama-headphones ngokucindezela komsindo we-ambient lapha, isibonelo
