5. Ukungazinzi kwamandla kagesi endaweni
Ngezinye izikhathi i-voltage endaweni yesehlakalo iyashintshashintsha kusukela phezulu kuya phansi, okuzokwenza ukuthi isikhulumi sishise. I-voltage engazinzile ibangela ukuthi izingxenye zishise. Uma i-voltage iphezulu kakhulu, i-power amplifier idlula i-voltage eningi kakhulu, okuzokwenza ukuthi isikhulumi sishise.
6. Ukusetshenziswa okuxubile kwama-amplifier ahlukene wamandla
I-EVC-100 Trs Professional Karaoke Amplifier
Kobunjiniyela, kuvame ukuba nesimo esinjalo: ama-power amplifier ezinhlobo ezahlukene namamodeli axubile. Kunenkinga enganakwa kalula - inkinga yokuzwela kokufaka kwe-power amplifier. Kukhona enye inkinga evame ukunganakwa, okungukuthi, ama-power amplifier anamandla afanayo futhi amamodeli ahlukene angase abe nama-voltage okuzwela angaguquguquki.
I-FU-450 Professional Digital Echo Mixer Power Amplifier
Isibonelo, amandla okukhipha ama-amplifier amabili kagesi angama-300W, ukuzwela kokufaka kwe-amplifier yamandla e-A kungu-0.775V, kanye nokuzwela kokufaka kwe-amplifier yamandla e-B kungu-1.0V, khona-ke uma ama-amplifier amabili kagesi ethola isignali efanayo ngesikhathi esifanayo, lapho i-voltage yesignali ifinyelela ku-0.775V, i-amplifier yamandla e-A iphuma. Ifinyelele ku-300W, kodwa umphumela we-amplifier yamandla e-B ufinyelele ku-150W kuphela. Qhubeka nokwandisa izinga lesignali. Lapho amandla esignali efika ku-1.0V, i-amplifier yamandla e-A yayigcwele ngokweqile, kanti i-amplifier yamandla e-B isanda kufinyelela amandla okukhipha alinganiselwe angama-300W. Esimweni esinjalo, ngokuqinisekile izobangela umonakalo kuyunithi yesipikha exhunywe kusignali yokulayisha ngokweqile.
Uma ama-amplifier kagesi anamandla afanayo kanye nama-voltage ahlukene okuzwela exutshwa, izinga lokufaka le-amplifier yamandla enokuzwela okuphezulu kufanele lincishiswe. Ukuhlanganiswa kungafinyelelwa ngokulungisa izinga lokukhipha lemishini engaphambili noma ukunciphisa i-potentiometer yokufaka ye-amplifier yamandla ngokuzwela okuphezulu.
Imikhiqizo ye-E-48 China Professional Amplifier
Isibonelo, ama-amplifier amabili angenhla angama-amplifier wamandla okukhipha angu-300W, i-voltage yokuzwela yeyodwa ingu-1.0V, kanti enye ingu-0.775V. Ngalesi sikhathi, yehlisa izinga lokufaka le-amplifier engu-0.775V ngama-decibel amathathu noma uphendule inkinobho yezinga le-amplifier. Yibeke endaweni ye--3dB. Ngalesi sikhathi, lapho ama-amplifier amabili efaka isignali efanayo, amandla okukhipha azoba afana.
7.Isignali enkulu inqanyulwa ngokushesha
Iprosesa Yedijithali Ye-Karaoke Ye-DSP-8600
Ku-KTV, izikhathi eziningi izivakashi ezisebhokisini noma i-DJ zinomkhuba omubi kakhulu, okungukuthi, zisika izingoma noma zithulise umsindo ngaphansi kwengcindezi enkulu, ikakhulukazi uma kudlala i-Di, kulula ukubangela ukuthi i-voice coil ye-woofer iqhume noma ishe.
Iprosesa Yomsindo Yedijithali Yochwepheshe Be-Karaoke YaseShayina i-DAP-4080III
Isignali yomsindo ifakwa esipikheni ngendlela yamanje, futhi isikhulumi sisebenzisa amandla kagesi ukusunduza ikhoni yephepha ukuze ihambe emuva naphambili ukuze umoya udlidlize ube umsindo. Lapho okufakwayo kwesignali kunqanyulwa ngokuzumayo ngesikhathi sokunyakaza okukhulu, kulula ukubangela ukulahlekelwa ikhono lokululama ngemva kokuba ukunyakaza kufinyelele ezingeni elithile, ukuze iyunithi yonakale.
Isikhathi sokuthunyelwe: Novemba-17-2022