Ntawm technology, Electronics
Ib tug zoo hais lus system. Rating, manufacturers, specifications
Nyob rau hauv lub lag luam nyob rau hauv lub eighties ntawm lub xyoo pua xeem, nws hais tias ze li ntawm tag nrho cov. Txawm li cas los, hnub no no qhov teeb meem yog tsis tshua muaj nyob. Publications txog tus tham yuav pom xwb nyob rau hauv ib tug ob peb tshwj xeeb ntaub ntawv. Tab sis muaj ntau yam ntawm peb twb tsis paub txog cov cib fim uas muaj peev xwm muab advanced audio technology.
lom ze system
Tsev rau txhua tus neeg yog qhov chaw nyob qhov twg, tom qab ib qho tsis yooj yim hnub ntawm kev ua hauj lwm nws yuav so kom txaus, siv sij hawm nyeem cov phau ntawv los yog saib TV. Rau ntau ntawm peb tsis muaj tsawg qab ntxiag mus rau mloog koj nyiam cov suab paj nruag los yeej zoo siab movies.
Nyob rau hauv thiaj li yuav tau tag nrho cov kev xav ntawm kev nplij siab, nws yuav tsum tau ib tug zoo suab system. Ntawm cov hoob kawm, tej txheej txheem tau ua-nyob rau hauv hais lus. Txawm li cas los, lawv yuav muaj ib tug tsawg zoo. Uas yog vim li cas muaj coob tus neeg yuav mus yuav ntxiv li rau lub suab tso zis. Yuav ua li cas yog qhov zoo tshaj plaws hais lus nruab rau lub tsev?
kev uas yuav tsum tau
Yuav ua li cas xaiv ib tug hais lus system siv hauv tsev? Ua ntej ntawm tag nrho cov, koj yuav tsum txiav txim siab yog vim li cas nws yuav tsum tau. Ntawm cov hoob kawm, ib tug zoo suab system rau suab paj nruag lovers thiab rhiab rau tib yam niam tsev yog ib lub tswvyim nyob deb los yog sib npaug. Tom qab tag nrho, lawv xav tau kev pab yog fundamentally sib txawv ntawm txhua lwm yam.
Nyob rau hauv tas li ntawd, qhov yuav tsum tau mus ua ib tug zoo zoo kev ntsuam xyuas ntawm lub chav tsev nta. Txawm yog hais tias nws yog ib tug zoo hais lus, tab sis, nrog muaj hwj huam, yog tsis yog tsim rau cov me chav nyob rau hauv ib tug cuaj square meters.
acoustic band
rau suab tu tub tu kiv system yog muab faib ua tsib pawg. Tus thawj ntawm cov muaj xws li SSB acoustics, nyob rau hauv lub thib ob - ob-txoj kev, thiab lwm yam Yuav ua li cas xaiv ib tug hais lus nyob rau hauv no parameter? Cov neeg uas tsis muaj kev tshwj xeeb thov, los yog tsuas yog deprived ntawm ib tug pob ntseg rau lub suab paj nruag, nws yog heev txaus mus yuav ib sideband system. Tag nrho cov suab zoo ib yam li txhua yog luam tawm los ntawm ib tug hais lus.
Qhov zoo tshaj plaws yog xav tau ob-txoj kev. Nws yog ib tug ntawm cov speakers me nyuam lub suab ntawm nruab nrab thiab tsawg frequencies, thiab lub thib ob - siab tshaj plaws. Nws yog ib tug zoo suab system saib movies los yog mloog suab paj nruag, vim hais tias nws sib sib zog nqus ntses bass thaj tsam kis tau nyias. Nws yuav siv ib tug subwoofer. Qhov no kem, uas reproduces lub tsawg zaus ntau yam ntawm lub suab frequencies. Nws yuav ua tau ib tug heev haib hais lus.
Cov feem ntau xav tau listeners yog xav kom tau four- thiab tsib-band system. Lawv suab zoo yuav raws li high school raws li sai tau.
hwj chim
Yuav ua li cas xaiv ib tug hais lus nyob rau hauv lub hauv paus ntawm qhov kev xaiv no? Ib txhia buyers ntseeg tau hais tias lub feem ntau haib hais lus mus cuag tau ntau tshaj plaws volume. Txawm li cas los, nws tsis yog. Acoustic Hwj chim hais tias tsis txhob quab yuam muab nws lub suab.
Qhov no qhia tau hais tias parameter tus neeg kho tshuab cia siab rau ntawm lub system. Lub siab dua nws yog, qhov ntau check yog lub chaw ua hauj lwm ntawm cov lus qhia. Thaum xaiv cov acoustics yuav tsum raug xam tias yog ib tug caveat. Nws yuav ua tau zoo dua nyob rau hauv lub rooj plaub uas tus hais lus lub hwj chim yog siab tshaj lub tib parameter ntawm tus amplifier.
Active thiab passive
Muag muaj hais lus yog muab faib ua ob hom. Cov Thawj zaug ntawm lawv - kom nquag plias. Nyob rau hauv xws li ib tug system, lub amplifier yog nyob rau hauv cov kem. Nyob rau hauv lub passive hom, nws yog ib leeg.
Hais lus nrog ib tug amplifier kev cob cog rua rau ib lub phab ntsa qhov hluav taws xob. Txawm li cas los, lawv tam sim ntawd pib muab tawm suab. Passive tshuab tsis ua hauj lwm zoo. Nyob rau hauv thiaj li yuav hnov lub suab ntawm cov hais lus yuav tsum tau txuas ib amplifier. Cias muab, ib qho active acoustic hom ntawm tej hauj lwm zoo li ib tug pa computer tham. Ib tug passive system yog zoo nyob rau hauv nws cov hauv paus ntsiab lus ntawm cov lag luam nyob rau hauv lub headphones uas muaj kev cob cog rau ib lub hwj chim qhov hluav taws xob tsis yog.
Hais lus nrog amplifier active hom yog ib tug loj ntxiv. Nws cov lus dag nyob rau hauv lub simplicity ntawm lawv cov kev siv. Nyob rau hauv no hais txog, tag nrho cov system yog heev mobile. Nws yog ib qho yooj yim mus tso rau hauv ib qho chaw sib txawv los yog unmount. Lwm active acoustic kom zoo dua yog hais tias txhua tus ntawm nws cov qhab, i.e. ib tug hais lus, muaj ib tug nyias muaj nyias ib amplifier, tso zis rau ntawm cov uas muaj nraug ntxaij lim dej. Lawv yog cov tseem dhia. Xws li ib tug lim yuav muab tau yooj yim tom. Thiab nws tso cai rau koj mus yuav tau cov zoo suab.
Ib txhia kev pab kuj muaj ib tug thib ob hom ntawm lub tshuab. Ua ntej ntawm tag nrho cov, lawv yog lies nyob rau hauv lawv kuj tsis tshua muaj nqi. Nyob rau hauv cov ntaub ntawv no, passive systems yog feem ntau haib tshaj active, thiab lawv muaj peev xwm ib txwm yuav ua ke nrog ib tug uas twb muaj lawm nyob rau hauv-lub tsev amplifier. Ntxiv mus, xws txhua yog tsis yuav tsum tau linear sum teeb liab thiab voltage.
rhiab heev
Ib tug zoo hais lus system, muaj peev xwm rau cov me nyuam lub loudest suab, muaj ib tug high rhiab heev. Qhov no qhia yog ntsuas nyob rau hauv decibels. Lawv tus xov tooj thiab txiav txim seb lub suab siab hais tias cov kem yuav muaj nyob rau cov ib puag ncig. Lub siab dua qhov rhiab heev nqi, lub louder lub suab. Siv hauv tsev, txig dhos rau kem nyob rau hauv uas no tus nqi yog 85 decibels.
zaus
Qhov no qhov chaw no kuj yog ib qho tseem ceeb rau cov neeg uas xav nyob rau hauv zoo suab system. Tus txiv neej yog tau hnov xwb lub suab uas yog nyob rau hauv ib yam ntau. Nws yog los ntawm 20 mus rau 20,000 Hertz. Lub frequencies yog faib rau cov nram qab no:
- tsawg, xws li los ntawm 10 mus rau 200 Hertz;
- nruab nrab - los ntawm 200 mus rau 5000 Hertz;
- siab - los ntawm 5000 mus 20000 Hz.
Hais lus system muas tsev ua yeeb yam, tej zaum yuav muaj ib zaus uas yog muaj nyob rau hauv lub chav 100-20,000 Hz. Pom zoo suab paj nruag lovers kem nrog ib tug loj luv. Qhov zoo tshaj plaws rau lawv yuav loudspeaker nrog ib zaus ntawm 20 mus rau 35000 Hz.
enclosure hom
Thaum qhov chaw kuj yuav tsum mloog thaum xaiv ib tug hais lus. Cov feem nrov yog kaw lus thiab ntses bass thaj tsam-reflex hom. Housing Thawj ntawm lawv yog cov uas yooj yim. Nws yuav muaj ntau haiv neeg tsim, thiab pub rau feem ntau nyias pawg ntawm buyers.
Txawm li cas los, nyob rau hauv ib tug uas xa tuaj nrog qhov chaw ntawm lub sab resonance zaus yog paub heev. Qhov no tsis zoo muaj feem xyuam rau cov kis ntawm cov uas tsis muaj frequencies. Nyob rau hauv no hais txog, feem ntau systems siv acoustic reflex hom enclosure.
Nws yog ib qho qhib lub thawv nrog txig sib phim qhov ntev. Nyob rau hauv cov ntaub ntawv muaj ib qhov quav uas directs suab los ntawm cov tham rau lub tsheb ntawm cov pem hauv ntej. Qhov no tso cai rau koj mus ho ua rau kom qhov ntim ntawm lub ntses bass thaj tsam.
cov ntaub ntawv uas
Ntawm kev muag khoom koj yuav nrhiav tau ib kem ntawm cov yas, ntoo thiab chipboard. Txhua yam ntawm cov ntaub ntawv nws muaj nws tus kheej zoo. Yog li, cov hnab yas tso cai rau kom paub cov feem ntau daring tsim kev txiav txim siab. Nws yog pheej yig heev thiab yooj yim. Txawm li cas los, lub suab dua los ntawm cov neeg hais lus yog ntau yooj yim dua. Qhov no yog vim lub yas rattle thaum muaj kev kub frequencies. Tej kab no feem ntau yog nrhiav tau lawv daim ntawv thov nyob rau hauv kev siv ib lub computer. lawv yuav tsis haum rau menyuam tsos. Nyob rau hauv xws li mob, qhov zoo tshaj plaws kev xaiv yuav tsum yog ib tug hais lus system, ua nyob rau hauv cov ntoo vaj tse nyob.
tus tawm tswv yim
Rau ib chav tsev me me haum rau qab nthab tham. Lawv yog cov heev compact, tsis tshua muaj nqi thiab muab zoo suab. Lawv lub ntsiab drawback yog ntiav ntses bass thaj tsam. Tsis tas li ntawd, qab nthab txhua muaj tsawg rhiab heev. Ua si ib tug nrov suab yuav tsum tau tsuas 40 watts ntawm lub hwj chim.
Ib tug zoo suab system rau lub cuab - pedestal. Rau nws loj nws yog ntau nyiaj siv ua haujlwm, tab sis muab txaus tob ntawm ntses bass thaj tsam.
Heev pov ntses bass thaj tsam suab ua tsaug rau cov sab nraum zoov tham. Nws tseem yog ib qho zoo heev hais lus system rau ib cuab uas yuav co hauv pem teb ntawm lub chav tsev. Cov hais lus muab zoo suab thiab tsis txhob xav tau ib tug hnyav lub luag hauj amplifier.
Txawm li cas los, qhov ntau thiab tsawg ntawm hais lus yog lub ntsiab yog vim li cas vim hais tias cov neeg uas lub tsev nyob rau tshem ntxiv oscillations yuav tsum tau txuas mus rau hauv pem teb. Tsis tas li ntawd, thaum zoo suab zoo xws li cov kab yog tsiv tawm ntawm cov phab ntsa, qhov chaw nyob los ntawm lawv yog considerably ntau zog. Cov hais lus yog heev loj thiab nyiam xim. Thiab tus nqi ntawm lawv yog tsis yog li ntawd me me.
Kev cob qha cov khoom vaj khoom tsev
Raws li ib co kiv cua ntawm zoo suab paj nruag, cov no yog cov zoo tshaj plaws suab. Txawm li cas los, nyob rau hauv kev muaj tiag txhua yam sib txawv. Kev hais lus muaj lawv lub npe tsis piv favorably nrog cov neeg ntawm tej yam tsis. Tsuas, lawv yog siv los nqa tawm kev ua ub no uas muaj feem rau lub suab playback.
Kev hais lus tsis muaj tsim refinements thiab kim ntaub ntawv no yog siv nyob rau hauv lawv siv thiab ua. Lub ntsiab sib txawv los ntawm lub amateur txhua yog siv ib co ntawm cov ntsiab uas yuav mas tug tas mus li load. Tom qab tag nrho, cov tshuab ua hauj lwm nyob rau hauv khw muag khoom noj los yog kev nyab xeeb pab pawg lossi thaum lub sij hawm tag nrho cov ua hauj lwm lub sij hawm. Nyob rau hauv tas li ntawd, kev hais lus muaj ib tug loj muaj peev xwm. Hais tias nws tso cai rau lawv mus suab heev ib tug loj qhov chaw.
manufacturers
Cov neeg uas xav kom tau qhov zoo tshaj plaws lub suab system thiab muaj nyiaj txaus, nws yog tsim nyog los xav txog cov txheej txheem ntawm cov manufacturers uas yog cov thawj coj nyob rau hauv kev ua lag luam ntawm cov khoom rau lub tu tub tu kiv ntawm lub suab. Thiab thawj ntawm tag nrho cov kuv xav hais tias txog lub tuam txhab Bowers & Wilkins (B & W). Daim ntawv teev cov qhov zoo tshaj plaws hais lus systems Manufacturers nws rightfully occupies ib tug ntawm cov thawj qhov chaw. Lub tuam txhab specializes nyob rau hauv zus tau tej cov ntau tshaj lub tsev theaters. Nyob rau hauv cov ntaub ntawv no, nws yog koj cov neeg muaj qhov zoo tshaj plaws acoustics txig reproduces tej suab paj nruag. Muaj xws li kim systems. Txawm li cas los, lawv yuav tsum tau hnov yuav luag zoo meej suab.
Qho lus qhia zoo tshaj plaws producers tseem machinery tuam txhab uas muag Rotel. Nws originated raws li ib tug me me tsev neeg ua lag ua luam, tab sis hnub no yog ib cov khoom lub tuam txhab, paub koom nyob rau hauv suab khoom. Xyuas ntawm cov kev pab uas yuav nws cov khoom rau hauv tsev siv, paub meej tias tus siab zoo ntawm cov pab kiag li lawm. Nyob rau hauv tas li ntawd, lub tuam txhab manufactures suab systems uas haum rau cov neeg muas zaub nrog txawv muaj ntau seem ntawm cov nyiaj khwv tau.
Pheej yig thiab high-zoo hais lus muaj los ntawm Yamaha. Qhov no Japanese chaw tsim tshuaj paus paub heev txog tsis tsuas hais lus. Ib txhia ceg ntawm lub tuam txhab no kuj muaj nyob rau hauv classical thiab lwm yam seev suab paj nruas, uas yog heev menyuam los ntawm cov kev pab nyob ib ncig ntawm lub ntiaj teb no.
Zoo paub ntau cov neeg siv thiab audio khoom lub tuam txhab Jamo. Kem ua los ntawm nws muaj kev zoo siab thiab muaj nyob rau hauv txawv nqi yog hom twg.
Tsim nyog ntawm nws cov suab tso zis thiab tsim hom xws li JBL, Magnat, Dali thiab HECO.
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