Thaum nws los ua ke ua ib qho kev ua yeeb yam hauv tsev, lub subwoofer yog ib qho tsim nyog yuav khoom . Tus subwoofer yog ib tus neeg hais lus tshwj xeeb uas tsim los muab tsim tawm tsawg heev. Rau suab paj nruag, nws txhais tau hais tias acoustic los yog hluav taws xob puag, thiab ntau cov yeeb yaj kiab uas txhais tau hais tias lub tsheb ciav hlau ntawm lub tsheb ciav hlau taug kev kev tsheb ciav hlau, cov hluav taws tawg thiab kev tawg, thiab kev xeem loj: qhov sib sib zog nqus ntawm av qeeg.
Txawm li cas los, ua ntej koj yuav txaus siab rau nws tag nrho, koj yuav tsum sib txuas cov subwoofer nrog koj lub cev, thiab seb koj txuas ib subwoofer mus tas koj lub tsev cov yeeb yaj duab teeb nyob ntawm seb nws puas yog Passive lossis Powered.
Passive Subwoofers
Cov kev tawm suab hauv qab no yog hu ua "passive" vim hais tias lawv xav tau kev pab los ntawm ib tus neeg sab nraud, ua tib yam li cov lus nrov nrov. Qhov tseem ceeb ntawm no yog qhov txij li subwoofers xav tau ntau lub zog los ua kom muaj suab nrov qis dua, koj lub zog los sis lub receiver yuav tsum tau tso zis txaus txaus los txhawb nqa bass teebmeem ntawm cov subwoofer uas tsis muaj lub hwjchim nyob hauv koj lub chaw lossis tus neeg ua haujlwm. Ntau npaum li cas muaj hwj chim nyob ntawm qhov kev xav ntawm tus neeg hais lus subwoofer thiab qhov loj ntawm chav tsev (thiab ntau npaum li cas koj muaj peev xwm mob plab, lossis ntau npaum li cas koj xav ua kom cov neeg zej zog puas tsuaj!).
Ib yam li cov lus nrov ntawm cov lus nrov hauv lub tsev ua yeeb yam, koj txuas xov tooj xaim los ntawm tus neeg hloov mus rau lub caij nyoog dhau passive subwoofer. Qhov zoo tshaj plaws, koj yuav tsum xub xa cov subwoofer kab tawm ntawm lub tsev qiv ntawv nyeem hauv tsev lossis AV preamp processor , rau txoj kab ntawm ib tus subwoofer sab nrauv - koj mam li txuas tus neeg tsav tsheb mus rau cov lus hais ntawm lub subwoofer amplifier.
Ib qho piv txwv ntawm Tus Nres Passive Subwoofer yog OSD Suab IWS-88 Nyob Hauv Phem Subwoofer.
Ib qho piv txwv ntawm ib qho kev sib tw rau sab nraud yuav tsum tau siv thaum Passive Subwoofer yog Dayton Sound SA230.
Passive subwoofers feem ntau siv nyob rau hauv kev sib txuas qhov chaw uas tus subwoofer yuav tsum tau mounted nyob rau hauv ib lub phab ntsa, tab sis muaj qee cov voos xwmfab-zoo li tus subwoofers uas tseem passive. Tsis tas li ntawd, qee qhov pheej yig hauv tsev-theatre-in-a-box systems koom nrog ib tus neeg tuaj yeem ua haujlwm, xws li Onkyo HT-S3800 .
Powered Subwoofers
Yuav kom daws tau qhov teeb meem ntawm lub hwj chim tsis zoo los yog lwm yam uas muaj feem xyuam uas tsis muaj peev xwm ua tau rau tus neeg txais kev pab lossis kev siv zog, Cov Kev Pab Powered Subwoofers (tseem hu ua Active Subwoofers). Cov hom subwoofer no yog ib tus neeg hais lus / tus neeg hais ua haujlwm rau tus yam ntxwv ntawm tus neeg siv zog thiab cov subwoofer kom muaj kev sib raug zoo thiab muaj ob qho tib si nyob hauv tib qhov chaw.
Ua ib qho txiaj ntsim zoo, txhua tus xav tau kev subwoofer xav tau yog ib txoj kab txuas ntawm ib lub tsev ua yeeb yam hauv tsev los yog surround suab audio preamp / processor kab tso tawm (tseem hu ua cov lus tso tawm subwoofer preamp los yog LFE). Qhov kev hloov no yuav siv ntau lub hwj huam mus deb ntawm ib tus neeg txais khoom thiab tso cai rau tus neeg tuaj yeem pab tus kheej kom nrov zog rau lub zog nruab nrab thiab tweeter hais lus yooj yim dua.
Ib qho piv txwv ntawm qhov Sub Suboofer yog Lub Daj Fluance DB150 .
Nws yog ib qho zoo dua - Teebmeem lossis Kev Pab Tau?
Tag nrho lwm yam ua tau sib npaug, seb ib subwoofer yog passive los yog powered tsis yog qhov kev txiav txim siab ntawm seb qhov subwoofer zoo li cas. Txawm li cas los xij, Powered subwoofers yog nyob deb ntawm cov feem ntau siv raws li lawv muaj lawv tus kheej built-in amplifiers thiab tsis nyob ntawm tej yam kev txwv ntawm kev hloov ntawm lwm tus neeg tau txais lossis kev txhawb zog. Qhov no ua rau lawv yooj yim siv nrog hnub no lub tsev ua yeeb yam hauv tsev. Txhua qhov chaw ua yeeb yam hauv tsev tuaj nruab nrog ib lossis ob lub subwoofer pre-amp kab tawm uas yog tsim los mus txuas rau lub chaw subwoofer.
Ntawm qhov tod tes, koj yuav ua li cas thiaj li yuav siv tau lub subwoofer passive yog ib qho kev hloov siab tshaj plaws ntawm subwoofer, uas, feem ntau yuav kim tshaj tus passive subwoofer koj muaj.
Hauv lwm cov lus, feem ntau nws yuav ua rau tus nqi pheej yig dua yog tias yuav tsum tau yuav qhov kev pabcuam uas muaj zog nyob rau ntawm qhov chaw Passive Subwoofer. Yog tias koj xaiv qhov kev xaiv no subwoofer ua ntej los ntawm Lub Tsev Theatre Home Reciver yuav txuas mus rau sab nrauv subwoofer amplifier tus kab txuas, nrog tus sab nrauv amplifier subwoofer hais lus txuas mus rau cov kev sib txuas lus sib txuas ntawm lub caij nyoog passive subwoofer.
Tsuas yog lwm qhov kev sib txuas lus yog tias muaj kev ywj siab subwoofer yog tias qhov kev tawm subwoofer muaj nyob rau hauv thiab tawm tus neeg hais lus sib txuas lus, koj tuaj yeem txuas cov kev sib txuas lus sab laug thiab sab xis ntawm tus receiver lossis amplifier mus rau lub siab tawv subwoofer thiab txuas mus rau sab laug thiab txoj kev sib txuas lus sib txuas rau hauv lub caij nyoog dhau caij nyoog mus rau koj sab laug thiab sab pem hauv ntej hais lus (saib duab).
Ua li cas hauv qhov teeb meem no yog tias cov subwoofer yuav "tawm" cov qeeb siv tsawg tsawg uas yog siv cov crossover, uas xa xov mus rau qhov nruab nrab thiab qhov sib txawv rau cov lus hais txuas nrog subwoofer tus neeg hais lus tawm.
Qhov teeb meem no yuav tshem tawm qhov xav tau rau lwm tus neeg siv zog ntxiv rau lub caij nyoog dhau caij nyoog, tab sis yuav ua rau ntau hom rau koj tus neeg tuaj yeem los sis lub zog ntxiv vim qhov xav tau rau cov zis tsawg zaus tso tawm.
Txoj Cai Tshwj Xeeb Rau Cov Kev Pab Sib Thiaj Rau Cov Kev Pab Sib Thiaj Rau Subwoofer
Nws tseem ceeb heev uas yuav tsum nco ntsoov tias ntau subwoofers muaj ob kab tawm tswv yim thiab hais lus txuas. Yog tias qhov no yog qhov teeb meem, subwoofer yog ib qhov Kev Pab Powered Rau Sub Subrogator. Txawm li cas los xij, hauv qhov ua piv txwv no, nws yog tus subwoofer uas tau txais qhov teeb meem los ntawm kev sib txuas lus ntawm tus neeg hais lus los yog tus neeg ua kom muaj zog / tsev twj paj nruag receiver subwoofer preamp tso zis txuas.
Qhov no txhais tau hais tias yog koj muaj lub tsev qiv ntawv hauv tsev ua si los sis cov neeg ua haujlwm uas tsis muaj kev sib txuas lus nrog cov khoom siv zis preamp, koj tseem siv tau qhov subwoofer, yog tias nws muab kev sib txuas lus txuas ntxiv nrog rau cov kab hauv kev siv. Nws yuav tsum muaj me ntsis kev siab ntev tab sis nws tsis yog tias nyuaj rau kev sib txuas .
Qhov Wireless Connection Option
Kuj, lwm subwoofer kev sib txuas lus uas tau txais nrov dua (tsuas ua haujlwm nrog powered subwoofers) yog kev sib txuas wireless nruab nrab ntawm subwoofer thiab tsev ua yeeb yam hauv tsev lossis lub tshuab thev naus laus zis. Qhov no yuav siv rau ob txoj kev.
Ib txoj kev yog thaum lub subwoofer los nrog ib tus wireless receiver built-in thiab kuj muab ib qho wireless transmitter uas txuas rau hauv subwoofer kab tso tawm ntawm lub tsev ua yeeb yam lossis lub tshuab ua kom nrov.
Ib qho piv txwv ntawm Wireless Subwoofer yog tus nqi pheej yig Monoprice 110544 8-inch 110-watt qauv.
Qhov kev xaiv thib ob yog muas ib lub xov tooj cua yeem transmitter / receiver uas txuas tau rau txhua tus powered subwoofer uas muaj kab tawm tswv yim thiab txhua qhov chaw ua yeeb yam hauv tsev, AV processor, lossis cov tshuab muaj zog uas muaj lub subwoofer lossis LFE kab tso tawm.
Ib qho piv txwv ntawm Wireless Subwoofer Transmitter / Txais cov khoom siv yog Sunfire Wireless Subwoofer Cov Khoom Siv.
Thaum kawg Siv
Thaum nriav ib subwoofer siv koj lub tsev ua yeeb yam, xyuas seb koj lub tsev ua yeeb yaj kiab, av, los sis surround receiver muaj qhov tso tawm subwoofer preamp (feem ntau zaus sau hais tias Sub Pre-Out, Sub Out, los yog LFE Out). Yog li, ces koj yuav tsum siv lub subwoofer powered.
Tsis tas li ntawd, yog tias koj nyuam qhuav yuav ib lub tsev ua yeeb yam tshiab, thiab muaj ib daim ntawv tso cai sab nrauv uas tau tuaj nrog lub tsev-theater-in-a-box system, xyuas seb qhov subwoofer no puas yog ib tus neeg tuaj yeem ua rau lub subwoofer. Lub giveaway yog tias nws tsis muaj cov tswv yim subwoofer thiab tsuas muaj kev sib txuas lus xwb.
Yog tias qhov no yog qhov teeb meem, koj yuav tsum tau yuav ib qho ntxiv rau lub zog ntxiv rau lub zog subwoofer, los yog, yog subwoofer muaj ob leeg tham lus thiab cov lus hais sib txuas lus, koj tuaj yeem xa mus rau subwoofer mus rau sab laug / lub ntsiab lus sab nrauv outputs ntawm lub receiver thiab txuas mus rau koj tus laug loj thiab txoj cai tham rau tus neeg hais lus kev txuas kev xa tawm ntawm lub caij nyoog passive subwoofer.
Los ntawm ib qho pheej yig hauv tsev-theatre-in-a-box mus rau high-end cov kev cai nruab, ib subwoofer yuav tsum tau muab cov low bass frequencies.