Coaxial hais lus - Yog li no rau txoj kev xaiv?

Tshiab lub tsheb no feem ntau nruab nrog haum yooj yim hais lus. Lawv tsis muab ib tug sib sib zog nqus ntses bass thaj tsam, ntshiab treble yog. Ntawm cov hoob kawm, haum rau mloog xov xwm thiab xws li puab, tab sis qhov tiag music lovers xws hais lus yuav ua rau ib tug tiag tiag aversion, vim hais tias tej music koj yuav tsis hnov lawv. Nws yog ib heev lwm tus tshaj plaws - lub tshaaj ntawm ib tug ib txwm hais lus. Nyob rau hauv cov ntaub ntawv no, koj yuav tsum tau xaiv ib tug ntawm ob qho kev xaiv: tivthaiv los yog coaxial tham.

Ib txhia ua adherents ntawm coaxial tham. Qhov no tag nrho cov-huab cua hais lus muaj ob peb hais lus, txhua tus uas reproduces lub suab ntawm zoo-txhais zaus. Raws li cov zaus ntawm lub suab yog sib cais los ntawm tshwj xeeb cov ntxaij lim dej - crossovers. Lawv paub txog qhov zaus ntawm lub teeb liab thiab kis nws nyob rau hauv ib qho kev hais lus. Tej zaum, feem ntau nyob rau hauv qhov ntau kim qauv stereos, crossovers no yog ua los cais cov vaj tse uas tiv thaiv tiv thaiv nce nws lub suab.

Rau kom zoo suab koj xav tau cov cai mus kom ze rau cov kev xaiv ntawm lub taub lim ntaub ntawv. Tsaug rau cov ntxaij lim dej, coaxial hais lus reproduces wider tshaj broadband, ntau zaus. Feem ntau, xws li hais lus kuj muab tso rau hauv tshwj xeeb podiums, uas zoo heev pab txoj kev suab zoo.

Lwm hom lus, muaj ntau tus nais khu nrog cov neeg tsav tsheb, suab paj nruag kiv cua - ib feem acoustics. Raws li coaxial hais lus, nws yog thoob plaws. Lub hauv paus ntsiab lus ntawm tus dais nws yog heev uas zoo sib xws rau cov ntaus ntawv coaxial hais lus, tab sis muaj ib tug me me qhov sib txawv. Yog hais tias lub yav dhau los hais lus muaj zog ntawm tag nrho cov peb zaus bands muaj nyob rau hauv tib lub tsev nyob, cov tivthaiv system tsawg zaus, midrange thiab tweeter yog cais los ntawm txhua lwm yam. Li ntawd, cov tsav tsheb tau txais peb cais hais lus, uas yog zoo tshaj plaws tso rau ze rau txhua lwm yam. Nyob rau hauv cov ntaub ntawv no, ib tug zoo suab paj nruag scene, uas yuav los siav txawm lub feem ntau pereborchivy mloog.

Muaj ob peb yam yooj yim lub tswv yim uas yog ib qho tseem ceeb thaum xaiv tej coaxial system acoustics. Firstly, lub tseem ceeb tshaj plaws los mus xaiv tus muaj zog ntawm lawv lub suab, tsis yog nyob rau hauv tsos. Ntawm cov hoob kawm, tus hais lus tsim yuav tsum tau suited rau cov tsim ntawm lub tsheb thaxim sab hauv, tab sis nws tsis yog raws li ib qho tseem ceeb raws li txoj cai lub suab. Secondly, nco ntsoov tias cov lus qhia crossovers - lub ntsiab kev khiav hauj lwm ib feem. Lub degree ntawm kev sib cais ntawm lub suab nyob rau hauv lub xov tooj ntawm lim ntsiab, vim hais tias cov ntau ntawm lawv, zoo dua lub suab. Peb, hais txog ntawm lub hom hais lus system (hais lus tivthaiv los yog coaxial) nws yog ntshaw kom siv lawv nrog ib tug sab nraud amplifier. Nyob rau hauv cov ntaub ntawv no, lub suab yuav zoo dua. Yog hais tias lub hais lus system yog kev cob cog rua rau lub tsheb hauv xov tooj cua los sis lwm lub taub hau lub tsev, them mloog mus rau lub rhiab heev ntawm cov lus qhia, raws li nws yuav yog nyob ntawm seb nws lub siab tshaj plaws volume. Pom zoo rhiab heev ntawm - 92 dB.