Amaphoyinti kanye nokucatshangelwa kokukhetha i-tweeter yesipika sezindlela ezimbili

I-tweeter yesikhulumi esinezindlela ezimbili ithwala umsebenzi obalulekile walo lonke iqembu eliphakeme kakhulu. Ingxenye yayo ye-tweeter yesipika ukuze ithwale wonke amandla engxenye ephezulu kakhulu, ukuze wenze le tweeter ayilayishelwe i-tweeter nge-tweeter ephansi, ngaphansi kwe-trosseover point izoba ngaphezu kwe-2 000!

I-tweeter kufanele futhi isetshenziswe ngokubambisana ne-woofer. Ngasikhathi sinye, kudingeka futhi sicabangele umkhawulo wemvamisa ophansi we-tweeter, uma kungenjalo, kuzoba nokucaciswa okungekuhle kwamafrikhwensi amabili. Umkhawulo wemvamisa we-55-intshi ngokuvamile awuphakeme kune-5,000 Hz, lapho siklama iphuzu le-crossover, uma sishiya i-Crossover Point, khona-ke leli phuzu eliphansi le-tweeter, uma futhi lishiye imali efanayo ye-tleeter ukubala, khona-ke kufanele ibe ngaphansi kwe-1.2500 Hz. Phinda kabili imvamisa ukubala, kufanele kube ngaphansi kune-1.2500 Hz.

Ngezidingo ze-tweeter, okokuqala, imvamisa ye-resonant f0 ayikwazi ukuba ngaphezulu kwengxenye ye-frequency ye-crossover point, kungenjalo, kuzoholela ekutheni imvamisa yesiphambano endaweni yemvamisa kuzoba yinkinga, uhla olunengqondo kufanele kube yimvamisa evumayo yesipika ayiphezulu kune-1.2500 hz. Uma usayizi oxhaswe weWoofer ungaphansi kwamasentimitha ayi-6.5, okwamanje, umkhawulo wemvamisa ophansi we-tweeter uzophakanyiswa kancane, ngoba okwamanje amandla asezingeni eliphakeme azophakanyiswa, lokhu kususelwa kuzimpawu zoWoofer ukuze unqume!

Lapho sikhetha i-tweeter, nathi sidinga ukunaka ukuzwela, ngokwesimo ukuzwela kwe-tweeter akunakuba ngaphansi kokuzwela okusohlisayo. Uma iphansi kunalokho, kuzoba nzima ukunciphisa ukuzwela kwesipika ngokusebenzisa i-at hattenuation ethile yesikhulumi esijwayelekile, uma ukuzwela kwe-tweeter kuphezulu kokuncipha kwezindawo zokuvimbela ezinezinye ze-inhibizo.

Into yokugcina ukuthi iveze ukuthi izici ze-tweeter ngokwayo zinomthelela omkhulu kulo lonke uhlelo, ngakho-ke kufanele sihambe siyokhetha i-tweeter ngokuhlanekezela okuphansi nokusebenza okuhle!

izindlela ezimbili


Isikhathi Sokuthumela: Mar-19-2024