Mumhanzi, headroom ndiyo huwandu hwenzvimbo kana "margin" pakati peareji level neavhareji. Iyo yekumusoro inobvumira kwechinguvana mapikisi muchiratidzo pasina kuchekerera (kukanganisa).
Semuenzaniso, kana rwiyo rune ruzha rwakanyanya runosvika -3 dBFS, uye chiyero chepakati -6 dBFS, pane 3 dB yemusoro.
Rwiyo urwu rucharekodhwa pa -3 dBFS, uye mwero wepakati uchave wakadzikira kupfuura iwo uye hauzodimburi kana kukanganisa nekuti wakatorwa nerekodha pasina kukwidza chero pedyo ne0dBFS.
Headroom yedhijitari audio
apo kutsikisa in digital audio, kuve nemusoro wakakwana kwakakosha kudzivirira nyaya dzakaita sekucheka, kukanganisa, uye mamwe maitiro ekudzikisa kunaka.
Kana rekodha yako ichimhanya pa0dBFS asi iwe uine ruzha rwepamusoro muodhiyo, inocheka nekuti hapana kumwe kwainoenda iyo chiratidzo. Digital odhiyo hairegereri kana zvasvika pakucheka seizvi.
Headroom yemimhanzi yepamoyo
Headroom inoshandawo zvakasununguka kurekodha mimhanzi mhenyu kazhinji. Kana iyo odhiyo yakanyanya kurira uye yakakwira pa0dBFS, inocheka.
Kuve ne3-6 dB yemusoro wemusoro kunowanzo kuwanda kwekurekodha mimhanzi, chero bedzi rekodhi yako ichigona kubata epamusoro-soro mazinga pasina kuchekesa.
Yakawanda sei headroom yaunofanira kuva nayo mumarekodhi?
Kana iwe usina chokwadi chekuti ingani musoro wekubvumira, tanga ne6 dB uye uone kuti izvo zvinofamba sei. Kana iwe uri kurekodha chimwe chinhu chakanyarara, unogona kudzika iyo headroom kusvika 3 dB kana kunyange zvishoma.
Kana iwe ukaona kuti rekodha yako iri kuchekeresa kunyangwe iine 6 dB yemusoro, edza kusimudza nhanho yekupinza parekodha yako kusvika kuchekerera kwamira.
mhedziso
Muchidimbu, headroom yakakosha pakuwana marekodhi akachena pasina kukanganisa. Ita shuwa kuti une headroom yakakwana kuti udzivise matambudziko, asi usapfuurire kana kuti unozopedzisira wava nerekodha yakaderera.
Ini ndini Joost Nusselder, muvambi weNeaera uye mushambadzi wemukati, baba, uye ndinoda kuyedza michina mitsva ine gitare pamoyo pechido changu, uye pamwe nechikwata changu, ndanga ndichigadzira zvakadzama zvinyorwa zveblog kubva 2020. kubatsira vaverengi vakavimbika nekurekodha nemagitare.
