Subwoofers tseem ceeb heev rau kev ua yeeb yam hauv tsev. Thaum koj mus rau qhov yeeb yam theatre, koj xav tsis thoob ntawm cov duab uas tau tso rau ntawm qhov screen, tab sis lub suab emanating ncig koj. Dab tsi tiag tiag grabs koj, kiag, yog lub suab koj tau hnov; lub ntses bass thaj tsam uas ua rau koj thiab koj tau txais txoj cai hauv lub plab.
Ib tus neeg hais lus tshwj xeeb, paub ua ib subwoofer, yog lub luag haujlwm ntawm qhov kev paub no. Tus subwoofer no yog tsim los muab tsim tawm cov qis tshaj ntawm cov suab nrov.
Passive Subwoofers
Passive subwoofers yog powered los ntawm ib tus neeg sab nrauv, ua tib yam li lwm tus tham hauv koj lub cev. Qhov tseem ceeb ntawm no yog vim tias cov ntses bass thaj tsam yuav tsum muaj ntau lub zog los ua kom muaj suab nrov tsawg dua, koj tus ntivtij lossis tus tau txais kev pab yuav tsum muaj peev xwm tso tawm kom muaj peev xwm ua kom tau txais qhov teebmeem bass thaj tsam hauv cov subwoofer uas tsis muaj qhov nqos dej ntawm amp. Ntau npaum li cas muaj hwj chim nyob ntawm cov kev cai ntawm tus neeg hais lus thiab qhov loj ntawm chav tsev (thiab ntau npaum li cas koj yuav mob plab!).
Powered Subwoofers
Yuav kom daws tau qhov teeb meem ntawm lub hwj chim tsis zoo los yog lwm yam ntxwv uas tsis muaj peev xwm nyob rau hauv ib lub receiver lossis amplifier, powered subwoofers yog tus kheej hais lus / amplifier units uas tus yam ntxwv ntawm qhov kev hloov zog thiab subwoofer zoo sib npaug.
Ua ib qho txiaj ntsig zoo, txhua tus xav tau kev subwoofer xav tau yog ib qhov kab tawm ntawm ib tus neeg txais khoom. Qhov kev hloov no yuav siv ntau lub hwjchim ntawm lub amp / receiver ntau thiab pub rau amp / receiver fais fab ntawm mid-range thiab tweeters ntau yooj yim.
Pem Hauv Paus Thiab Tshem Cov Nruab Nrab Subwoofers
Pem hauv ntej muab cov ntaub ntawv hauv qab ntiag tug tso rau ib tus neeg hais lus kom paub tias nws tawm suab los ntawm sab nrauv los sis pem hauv ntej ntawm subwoofer enclosure.
Cov ntaub ntawv nram qab no muab cov lus qhia uas tau muab tso rau hauv kom ntws tawm mus rau hauv av.
Ports thiab Passive Radiators
Qee cov ntaub ntawv subwoofer kuj tau ntiav ib qho chaw nres nkoj, ntxiv zog rau cov cua, nce bass teb ntau dua li cov ntaub thaiv khoob khoob.
Lwm hom ntawv thaiv kev siv tus Radiator Passive ntxiv nrog rau tus neeg hais lus, siv qhov chaw nres nkoj, los nce kev ua haujlwm thiab qhov tseeb. Passive Radiators tuaj yeem hais lus nrog lub suab tawm suab tawm los yog lub rooj sib tham ncaj nraim. Siv cov vibrating ntawm qhov hluav taws xob sib kis tau ntawm hluav taws xob, ib lub tshuab pa radiator rov mus rau cov cua uas raug thawb los ntawm tus neeg tsav tsheb lub subwoofer. Txij li thaum lub radiator passive complements qhov kev txiav txim ntawm tus neeg tsav tsheb tus cwj pwm, nws yuav pab kom nce cov lus teb tsawg-tsawg ntawm subwoofer.
Crossovers
Tus ntoo khaub lig yog ib qho hluav taws xob hauv hluav taws xob uas muaj cov kev taw qhia qis tshaj hauv qab taw qhia rau cov subwoofer; tag nrho cov frequencies saum toj no uas taw tes yog tswv cuab lub ntsiab, qhov chaw, thiab ib puag ncig cov neeg hais lus. Feem ntau, ib tus zoo subwoofer muaj "crossover" zaus txog 100hz.
Plooj zuj zus yog qhov kev xav tau rau cov neeg hais lus 3-txoj kev nrog 12 "los yog 15" woofers. Cov suab lus me zog me me, kev kho kom zoo rau nruab nrab-thiab-high frequencies, coj mus rau qhov chaw tsis tshua muaj ntau thiab tam sim no muaj ntau nyob rau hauv ntau lub tsev ua yeeb yam hauv tsev .
Deep Bass yog tsis-kev taw qhia
Tsis tas li ntawd xwb, vim cov laj thawj sib sib zog nqus ntau dua los ntawm cov subwoofers yog cov uas tsis yog directional (raws li qhov tsis sib xws uas nyob ntawm lossis qis dua qhov kev sib hais ntawm lub rooj sib hais). Nws yog qhov nyuaj heev rau peb lub pob ntseg kom paub tseeb txog qhov kev taw qhia uas lub suab yuav los. Qhov no yog vim li cas peb thiaj tsuas paub tias muaj av qeeg zoo li txhua yam nyob ib ncig ntawm peb, tsis yog los ntawm kev coj ua.
Subwoofer Placement
Vim tias cov suab lus tsis yog los ntawm kev tsim khoom los ntawm subwoofer, nws tuaj yeem muab tso rau txhua qhov chaw hauv chav. Txawm li cas los xij, qhov zoo tshaj plaws yog nyob ntawm seb qhov loj me, hom pem teb, khoom vaj khoom tsev, thiab kev siv phab ntsa. Feem ntau, qhov chaw kawm zoo tshaj plaws rau ib tus subwoofer yog nyob sab xub ntiag ntawm lub chav, tsuas yog sab laug los yog sab xis ntawm cov neeg hais lus tseem ceeb, los yog hauv ib sab ntawm lub chaav.
Tsis tas li ntawd, ntau lub tsev ua yeeb yam hauv tsev tau muab ob qho kev tawm ntawm cov subwoofer - uas muab kev yooj yim dua yog tias koj pom tias ib tus subwoofer tsis muab cov ntsiab lus uas koj tab tom nrhiav los yog muaj chav loj.
Wired lossis Wireless
Ib qho xov tooj ntawm cov neeg siv zog txhawb zog siab muaj wireless connectivity. Qhov no ua rau kev txiav txim siab zoo tshaj li tau pab tau lawv tus kheej ua kom muaj zog, thiab nws tshem tawm qhov xav tau kev txuas ntev ntawm subwoofer thiab tsev ua yeeb yam hauv tsev. Ib lub wireless-enabled subwoofer feem ntau yog nrog cov khoom siv xov tooj cua uas txuas rau hauv subwoofer outputs ntawm txhua lub tsev ua yeeb yam hauv tsev.
Lub transmitter txuas rau lub tsev ua yeeb yam hauv tsev nqa lub xov tooj cua qis tshaj tawm mus rau wireless subwoofer, thiab tom qab ntawd tus receiver uas tau ua rau hauv subwoofer cia rau hauv kev ua kom muaj zog nyob hauv subwoofer los tuav tus neeg tsav tsheb los ua lub suab nrov tsawg.
Lub Kab Hauv Qab
Dua li ntawm tag nrho cov kev qhia thiab kev tsim yam khoom ntawm subwoofers, hom subwoofer uas koj xaiv rau koj qhov system nyob ntawm seb yam ntxwv ntawm chav tsev thiab koj tus kheej nyiam. Thaum koj mus rau ib tus neeg muag khoom, nqa ib cov DVD thiab / los yog CD uas muaj ntau ntau cov ntses bass thiab mloog seb cov bass nrov nrov los ntawm ntau yam subwoofers.