Ua ntej koj txiav txim siab tshem tawm thiab hloov lub subwoofer supposedly phem, khiav los ntawm cov kauj ruam ceev no (zoo ib yam li thaum lub tso suab yuav tsis ua suab) los kuaj thiab kho qhov teeb meem. Qhov xwm txheej phem tshaj plaws? Tej zaum koj yuav tau mus yuav khoom rau tus hais lus tshiab.
Ua ntej koj pib, xyuas kom txhua yam khoom raug kaw, suav nrog lub subwoofer. Koj yeej tsis xav txuas lossis txiav cov cables thaum muaj dab tsi tshwm sim, tsam ib yam dab tsi cuam tshuam kev puas tsuaj.
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Tshawb xyuas kev sib txuas thiab hais lus xov hlau. Pib los ntawm lub subwoofer, xyuas tag nrho cov xov hlau thiab cov ntsiab lus txuas uas khiav mus rau amplifiers, receivers, lossis hais lus. Xyuas kom paub tseeb tias cov cables txuas ruaj khov thiab ntsaws rau hauv qhov chaw raug.
Cov khoom siv nyob rau sab nraum qab ntawm lub subwoofer feem ntau ntsaws rau hauv lub subwoofer tso zis nyob rau sab nraum qab ntawm cov receivers lossis amplifiers. Yog tias lub subwoofer txuas mus rau cov lus tso tawm ntawm lub receiver lossis amplifier, tshawb xyuas tag nrho qhov ntev ntawm cov xov hlau sib txuas rau qhov tsis xws luag. Yog tias ib qho me ntsis ntawm cov xaim zoo li hnav, tawg, lossis puas, hloov cov xov hlau ua ntej sim siv cov khoom siv dua. Ua ib qho kev sim ceev ntawm cov xov hlau los xyuas seb lawv ua haujlwm.
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Tshawb xyuas qhov hluav taws xob, hluav taws xob cable, thiab fuse. Feem ntau cov subwoofers muaj "standby" LED uas ci ntsa iab los qhia lub zog ua haujlwm. Yog tias nws tsis tau teeb, xyuas tias lub subwoofer yog ntsaws ruaj ntseg rau hauv lub qhov (socket), surge protector, lossis lub hwj chim sawb. Yog hais tias lub plugs plam tawm ib nrab-nws yog feem ntau txaus los tiv thaiv lub ndlwg ntawm lub hwj chim- maj mam khoov lawv ces lub cable yuav nyob twj ywm txuas tom qab koj tso mus. Xyuas kom tseeb tias tag nrho cov hloov pauv uas cuam tshuam (piv txwv li ib qho ntawm cov phab ntsa, lub hwj chim strips, thiab lwm yam) tau tig mus rau ntawm txoj hauj lwm. Yog tias lub subwoofer tseem tsis tau qhib, sim ntsaws rau hauv ib lub qhov hluav taws xob sib txawv uas koj paub ua haujlwm zoo.
Raws li nrog cov xov hlau hais lus, tshuaj xyuas lub subwoofer lub hwj chim cable rau txhua qhov kev puas tsuaj lossis qhov tsis xws luag. Qee lub subwoofers tau nruab nrog lub fuse, uas tej zaum yuav lossis tsis tas yuav tshem tawm lub phaj rov qab. Yog tias lub fuse yog qhov tshwj xeeb, thiab yog tias koj nyiam tinkering nrog cov khoom siv hluav taws xob, xyuas seb nws puas xav tau hloov. Txwv tsis pub, sab laj nrog cov chaw tsim khoom lossis lub khw kho mob hauv zos ua ntej.
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Khiab qhov system thiab cov ntawv qhia zaub mov. Yog tias tag nrho cov xov hlau thiab cables zoo, rov mus saib cov ntawv qhia zaub mov ntawm koj lub receiver lossis amplifier-koj yeej tsis paub yog tias ib tug neeg yuav tau hloov pauv tag nrho. Txheeb xyuas tias lub subwoofer cuam tshuam nrog cov kev xaiv suab nkag. Xyuas kom tseeb tias lub subwoofer cov zis tseem tsis tau hloov kho.
Yog tias cov khoom siv nkag tau muab cov lus qhia me me, xaiv qhov kev xaiv me tshaj ua ntej; Qee zaum teeb tsa tus hais lus loj rau ib yam dab tsi loj ua rau nws kom lub subwoofer tsis tau txais lub teeb liab. Qee tus neeg txais yuav, qhov tseeb, tso cai rau cov subwoofer ua haujlwm nrog lub chaw hais lus loj, yog li sab laj koj phau ntawv qhia khoom kom paub meej ntxiv.
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Txheeb xyuas cov kev sib txuas, qhib lub subwoofer, thiab teeb tsa lub ntim. Tom qab tag nrho cov kev sib txuas thiab kev teeb tsa tau raug txheeb xyuas, qhib lub subwoofer. Txheeb xyuas qib ntim ntawm lub subwoofer thiab receiver lossis amplifier ua ntej xa cov suab tawm tswv yim. Pib lub ntim qis thiab maj mam nce nws los txiav txim seb lub subwoofer puas ua haujlwm raug. Siv cov suab paj nruag xeem cov suab paj nruag uas muaj cov ntsiab lus qis kawg bass kom tsis muaj lus nug ib txoj kev lossis lwm qhov.
Yog tsis muaj dab tsi ua haujlwm, xav txog hloov koj lub subwoofer
Yog hais tias lub subwoofer tsis muaj hwj chim kiag li, los yog nws lub hwj chim tab sis yuav tsis ua si ib yam, ces muaj ib tug zoo lub sij hawm uas nws puas thiab yuav tsum tau hloov.
Yog tias ua tau, txuas ib lub subwoofer cais rau cov khoom xa mus kuaj kom paub tseeb tias kev ua haujlwm tsis zoo tsis cuam tshuam nrog tus xa khoom. Yog tias qhov thib ob subwoofer ua haujlwm, ces nws zoo li qhov qub yog qhov phem tiag tiag. Tab sis ua ntej koj pib yuav khoom, txiav txim siab seb koj puas xav tau lub tshuab hluav taws xob los yog passive subwoofer.
