Nansi imfihlo yokuphinda kabili izinga lokucindezela komsindo!

Ezweni lomsindo wobungcweti, ukufuna ikhwalithi yomsindo ephezulu kanye nokumbozwa akupheli. Enye yentuthuko ebaluleke kakhulu kubuchwepheshe bokuqinisa umsindo kube ukuthuthukiswa kwezinhlelo ze-line array. Lezi zinhlelo sezibe yizinketho ezikhethwayo zemibukiso yobungcweti kusukela kumakhonsathi kuya emicimbini yezinkampani, futhi ngesizathu esihle. Kulesi sihloko, sizohlola ukuthi yini eyenza izinhlelo zomsindo ze-line array zithandwe kangaka ezindaweni zomsindo zobungcweti futhi siveze izimfihlo zekhono lazo lokuphinda amazinga okucindezela umsindo kabili.

Ukuqonda Ubuchwepheshe Be-Line Array

Ingqikithi ye-line array uchungechunge lwezikhulumi ezihlelwe ziqonde phezulu. Lokhu kulungiselelwa kuvumela ukuhlakazeka komsindo okulawulwa kakhulu kunezikhulumi zendabuko. Ukwakheka kwe-line array kuyenza ikwazi ukukhipha umsindo ebangeni elide ngenkathi igcina ukucaca nokuvumelana. Lokhu kubaluleke kakhulu ezindaweni ezinkulu, njengoba zidinga umsindo ukuze ufinyelele kuwo wonke amakhona ngaphandle kokulahlekelwa ikhwalithi yomsindo.

Isihluthulelo sokusebenza kahle kwezikhulumi ze-line array yikhono lazo lokusebenzisa isimiso sokuphazamiseka kwamagagasi. Uma izikhulumi eziningi zihlelwe ziqonde phezulu, zisebenza ndawonye ukuze zakhe i-wavefront ehambisanayo. Lokhu kusho ukuthi amagagasi omsindo avela kusipika ngasinye ayanezelana, okuholela emazingeni aphezulu okucindezela komsindo (i-SPL) kude. Lesi simo sivame ukubizwa ngokuthi “ukuxhumanisa”, futhi yilokhu kuxhumanisa okuvumela ama-line array ukuthi anikeze umsindo onamandla ngaphandle kokukhulisa ngokweqile.

Izinzuzo zezinhlelo ze-Line Array

1. Ukumbozwa okwandisiwe: Esinye sezizathu eziyinhloko zokusebenzisa izinhlelo ze-line array ekusebenzeni kobungcweti yikhono lazo lokuhlinzeka ngokumbozwa komsindo okulinganayo endaweni enkulu. Ukusethwa kwezikhulumi zendabuko kuvame ukuholela ekusakazweni komsindo okungalingani, okuholela ekuphakameni okukhulu kwezinye izindawo kanye nomthamo onganele kwezinye izindawo. Ama-line array angenziwa ngokwezifiso ngokwe-acoustic ethile yendawo, ukuqinisekisa ukuthi ilungu ngalinye lezilaleli lithola ulwazi lokulalela oluqhubekayo.

2. Nciphisa impendulo: Impendulo iyinkinga evamile ekuqiniseni umsindo obukhoma, ikakhulukazi uma kusetshenziswa imakrofoni. Ama-line array angabekwa ngendlela enciphisa amathuba okuphendula. Ngokuqondisa umsindo kude nama-microphone neminye imishini ebucayi, onjiniyela bomsindo bangazuza kakhulu ngaphambi kwempendulo, okuholela ekusebenzeni okunamandla kakhulu.

3. Ukusabalala: Izinhlelo ze-line array ziyakwazi ukusabalala kakhulu futhi zifanelekela izimo ezahlukahlukene zohlelo lokusebenza. Kungakhathaliseki ukuthi yiklabhu encane noma inkundla enkulu, i-line array ingalungiselelwa ukuhlangabezana nezidingo ezithile zomcimbi. Kwabachwepheshe bemisindo abavame ukusebenza ezindaweni ezahlukene, lokhu kuguquguquka kuyinzuzo enkulu.

4. Ubuhle: Ngaphezu kwezinzuzo zayo zobuchwepheshe, ama-line arrays nawo anokubukeka okuhle nokunesimanje. Lokhu kubaluleke kakhulu emicimbini ephezulu, lapho ukwethulwa okubonakalayo kubaluleke njengekhwalithi yomsindo. Ukwakheka okuhlangene kwama-line arrays kuwavumela ukuthi ahlangane kahle nokuhlelwa kwesiteji, okuqinisekisa ukuthi ukunaka kwezilaleli kuhlale kugxile ekusebenzeni.

Phinda kabili izinga lokucindezela komsindo

Manje, ake singene ezimfihlweni zendlela ama-line arrays aphinda ngayo izinga lokucindezela komsindo. Umqondo wezinga lokucindezela komsindo ubalulekile ekuqondeni umsindo ozwakalayo. Ulinganiswa ngama-decibel (dB), futhi ushintsho lwe-10 dB lumelela ukwanda okuphindwe kayishumi kokuqina komsindo. Ngakho-ke, ukuze uphindwe kabili umsindo ozwakalayo, kudingeka ukwanda okungaba ngu-10 dB.

Ama-line arrays afinyelela lesi senzo esimangalisayo ngomklamo wawo oyingqayizivele kanye nokucushwa kwawo. Uma ama-loudspeaker ebekwe phezulu, akha i-wavefront ehambisanayo evumela umsindo ukuthi uhambe kude futhi ngamandla amakhulu. Lokhu kusebenza kahle kakhulu ezindaweni ezinkulu lapho kudingeka khona ukusakazwa kwebanga elide. Ngokusebenzisa ama-loudspeaker amaningi ku-line array, onjiniyela bomsindo bangakhuphula ngempumelelo izinga lokucindezela komsindo (i-SPL) ngaphandle kwesidingo samandla engeziwe.

Ngaphezu kwalokho, ikhono lokulawula ukusabalala komsindo okuqondile kwenza kube lula ukubeka izilaleli ngendlela enembile. Lokhu kusho ukuthi umsindo ungafinyelela izilaleli ngqo ngenkathi unciphisa ukubonakaliswa okuvela ezindongeni naseziphahleni ezingangcolisa umsindo. Umphumela uba umsindo ocacile, onamandla ogcwalisa indawo ngaphandle kokuba nzima.

Kafushane
Sekukonke, izinhlelo zomsindo we-line array zishintshe indlela okwethulwa ngayo ukusebenza kobungcweti. Ikhono labo lokuhlinzeka ngokumbozwa okulinganayo, ukunciphisa impendulo, kanye nokuzivumelanisa nobukhulu obuhlukahlukene bendawo kubenza babe ithuluzi elibalulekile konjiniyela bomsindo. Imfihlo yempumelelo yabo isekuklanyweni kwabo okuyingqayizivele, okuphinda kabili izinga lokucindezela komsindo ngokuphazamiseka kwamagagasi kanye nokubonakala komsindo okuqondile.

Njengoba ubuchwepheshe buqhubeka nokukhula, ama-line array ngokungangabazeki azoqhubeka nokuhola phambili kwezixazululo zomsindo zobungcweti. Kunoma ubani ohilelekile ekudlalweni bukhoma, ukuqonda izinzuzo kanye nezimiso zokusebenza zezinhlelo zama-line array kubalulekile ekudaleni ulwazi oluhle kakhulu lomsindo. Kungakhathaliseki ukuthi ungunjiniyela womsindo, umculi noma umhleli wemicimbi, ukusebenzisa ubuchwepheshe be-line array kungathatha ukusebenza kwakho kufinyelele ezingeni elisha, kuqinisekiswe ukuthi yonke inothi ingezwakali kahle futhi yonke imizuzu emangalisayo ingazwakala.

(https://www.trsproaudio.com)