Tus twg nkag siab yam tsawg kawg ib yam hauv ntiaj teb lub suab yuav tsum paub tias tsis muaj lub suab nrov zoo, tsis tuaj yeem tham txog lub suab zoo. Tus neeg siv yuav muaj ntau txhiab daus las hais lus kaw lus, lub rooj sib tham thiab lub siab kawg CD player. Tab sis tsis muaj lub suab nrov zoo, tag nrho cov kab ke no tsis muaj txiaj ntsig. Yog vim li cas thiaj xav tau kev sib xyaw amplifiers. Nws yog dab tsi? Cia peb sim nkag siab qhov teeb meem no. Tab sis ua ntej, cia peb nkag siab qhov no: amplifiers muab faib ua ib qho, ob-thaiv thiab peb-thaiv. Tab sis thawj cov yog cov feem ntau. Lawv tuaj yeem siv tau yooj yim hauv txhua qhov chaw thiab tsis siv ntau qhov chaw. Yog vim li cas lawv thiaj li nrov.
Dab tsi yog ib qho kev sib txuas ua ke?
Yog li dab tsi yog qhov kev sib txuas ua ke. Qhov no yog ib qho khoom siv suab nrov uas suav nrog preamplifier,distributor thiab lub hwj chim amplifier nws tus kheej. Tag nrho cov no tau muab tso rau hauv ib lub tsev (thiab yog li kev sib xyaw), tsis zoo li ob-thaiv thiab peb-thaiv tshuab. Amplifiers ntawm hom no tuaj yeem muab lub zog siab ceev thiab lub suab nrov zoo. Tam sim no, cov khoom siv no yog cov khoom siv tshaj plaws. Nws yog to taub. Lawv yooj yim dua rau siv hauv tsev, chaw ua haujlwm thiab chav tsev. Integrated amplifiers muaj lawv tus kheej pawg: "A", "B", "AB", "C" thiab lwm yam.
qeb siab tshaj (thiab nyuaj tshaj plaws) suav tias yog "A". Cov khoom siv no muaj lub suab tsis zoo thiab yog kim heev. Tab sis tsis kim npaum li lawv ob-thaiv thiab peb-thaiv "cov npoj yaig" (uas tau dhau los ua ntau tus kws tshaj lij thiab audiophiles). Raws li hom kev siv fais fab, amplifiers nrog lub zog tsim hluav taws xob thiab cov qauv nrog cov khoom siv hluav taws xob sab nraud (uas nyob rau sab nraud) yog qhov txawv. Qhov kev xaiv thib ob, tau kawg, ua kom lub suab huv dua (hauv txoj kev xav), tab sis muaj ntau qhov fuss nrog nws. Yog li ntawd, feem ntau nyiam amplifiers nrog ib tug built-in fais fab mov. Tam sim no cia saib cov pawg tseem ceeb ntawm kev sib xyaw ua ke amplifiers.
Kev cais raws qeb
Peb twb tau txiav txim siab cov chav kawm ntawm kev sib txuas ua ke. Tam sim no nws yog tsim nyog them sai sai rau lub ntsiab pawg ntawm cov cuab yeej no. Tsuas muaj peb leeg xwb. Thiab lawv txawv ntawm hom khoom siv. Lawm, lub suab zoo sib txawv hauv txhua pawg. Yog li, ntawm no yog hom kev sib xyaw ua ke amplifiers tam sim no muaj:
- Tub. Raws lintau, nws yog cov amplifiers uas ua kom huv si, zoo tshaj plaws thiab "tsim" suab. Lawv lub zog tag nrho tsis tuaj yeem siab. Lawv kuj tseem kim heev, vim lawv cov khoom tseem ceeb yog cov roj teeb kim.
- Transistor. Ntawm no, transistors yog lub luag hauj lwm rau amplifying lub suab. Lawv tuaj yeem muab lub zog siab ceev thiab lub suab zoo heev. Cov qauv no yog cov nyiam tshaj plaws tam sim no.
- Hybrid. Cov khoom siv no sib xyaw ua ke ntau yam: teeb thiab transistors. Tus qub yog lub luag haujlwm rau lub suab "tso raug" thiab lub suab zoo, thaum lub sijhawm kawg ua kom nrov nrov.
Cov hom kev sib xyaw ua ke no muaj nyob rau tam sim no. Kev sib xyaw ua ke amplifier Circuit Court, txawm li cas los xij nws yuav yog, xav tias tag nrho nws cov khoom raug kaw hauv ib pob. Qhov no yog qhov tseem ceeb ntawm cov cuab yeej no. Txawm li cas los xij, tseem muaj tej yam xws li receivers, uas kuj raug suav hais tias yog amplifiers. Tab sis lawv muaj qee qhov sib txawv.
Ntau tus neeg siv tsis nkag siab qhov txawv ntawm amplifiers thiab receivers. Ntxiv mus, lawv ntseeg tias cov no yog cov khoom siv tib yam. Yog lawm, lawv ob leeg yog tsim los ua kom lub teeb liab. Tab sis daim duab schematic ntawm cov khoom siv thiab lawv cov filling yog sib txawv radically. Txhawm rau kom nkag siab qhov tseeb no, cov neeg siv yuav tsum tau piav qhia tias cov neeg txais khoom yog dab tsi thiab lawv txawv li cas ntawm amplifiers. Qhov no yuav tau tham hauv tshooj tom ntej. Cia peb pib nrog qhov sib txawv tshaj plaws, thiab tom qab ntawd txav mus rau yam tsis pom tseeb.
Amplifier thiab receiver. Dab tsitxawv?
Integrated amplifier thiab receiver yog cov khoom siv sib txawv. Ib qho AV receiver tsis yog rau lub teeb liab amplification. Txawm hais tias muaj qhov kev xaiv zoo li no hauv nws lub arsenal. Tab sis nws kuj suav nrog DAC cais rau kev ua suab thiab muaj lub tuner built-in. Tab sis qhov tseem ceeb tshaj plaws - lub receiver yog tsim los rau amplify 6 los yog 7 raws (nyob ntawm seb lub configuration), thiab lub amplifier ua hauj lwm nrog tsuas yog ob txoj kev. Thiab qhov no yog qhov sib txawv tseem ceeb. Nws tseem tsim nyog sau cia qhov sib txawv ntawm tus nqi. Txij li thaum lub receiver muaj ib tug loj tus naj npawb ntawm high-tech Cheebtsam, nws yuav kim kim tshaj li ib tug integrated amplifier ntawm tib chav kawm ntawv. Txawm li cas los xij, cov neeg txais khoom tau nquag yuav los txhim kho lub tsev ua yeeb yam hauv tsev. Rau lub hom phiaj no, xws li pab kiag li lawm yog haum. Tab sis nyob rau hauv cov nqe lus ntawm muab high-zoo stereo suab, lawv tsis zoo heev. Ntawm no cov thawj coj yog integrated amplifiers. Thiab tam sim no cia peb saib qee cov qauv nthuav tshaj plaws ntawm kev sib xyaw ua ke thiab saib cov neeg siv hais txog lawv.
Marantz PM 5005
Tej zaum tus nqi pheej yig tshaj kev sib xyaw ua ke amplifier. Nws cov yam ntxwv yog xws li tias nws tuaj yeem muab cov suab nrov zoo ntawm lub ntim tsim nyog. Lub zog ntawm lub amplifier yog 40 watts ib channel. Nws yog ib qho tsim nyog them sai sai rau qhov tseeb tias cov watts no kuj yog "kev ncaj ncees". Qhov no txhais tau hais tias lub hwj chim ntawm lub amplifier yog txaus kom suab ib chav zoo nkauj heev. Qhov kev sib xyaw ua ke no tuaj yeem tsim cov zaus ntawm 10 txog 50,000 hertz. Yog tias tsuas yog cov kabtsim nyog. Los ntawm txoj kev, 40 watts yog los ntawm tsis muaj txhais tau tias lub siab tshaj plaws hwj chim. Nws lub amplifier tsim thaum ua haujlwm nrog kev ua haujlwm ntawm 8 ohms. Tab sis yog tias koj hloov mus rau acoustics nrog qhov tsis kam ntawm 4 ohms, lub zog yuav nce mus rau 55 watts. Thiab qhov no yog qhov hnyav.
Tus qauv no kuj muaj phono theem rau kev mloog nkauj ntawm cov ntaub ntawv yas. Raws li peb paub, phono equalization yog qhov yuav tsum tau xaiv rau hom ntawm qhov chaw no. Cov chav kawm siab ntawm cov cuab yeej yog qhia los ntawm kub-plated RCA connectors rau kev sib txuas ntau yam suab nrov. Cov connectors rau kev sib txuas lus lawv tus kheej yog tsim nyob rau hauv daim ntawv ntawm terminals. Uas kuj qhia txog cov xwm txheej siab ntawm cov khoom. Feem ntau, lo lus nug ntawm yuav ua li cas txuas ib qho kev sib txuas ua ke, nyob rau hauv cov ntaub ntawv ntawm Marantz, tsis muaj feem xyuam. Txhua yam yooj yim heev ntawm no. Thiab tam sim no xav txog cov lus ntawm cov tswv ntawm qhov txuj ci tseem ceeb ntawm thev naus laus zis.
Reviews about Marantz PM 5005
Yog li cov neeg siv hais li cas txog Marantz PM 5005? Raws li kev txheeb xyuas, kev sib xyaw amplifier muaj cov yam ntxwv zoo heev thiab tus nqi tsim nyog. Cov tswv ntawm cov cuab yeej zoo no hais tias nws muab lub suab zoo heev. Tau kawg, nws nyob deb ntawm cov cuab yeej siv rau kaum tawm txhiab daus las, tab sis nws tsis yog npaj rau qhov no. Thiab qhov no integrated amplifier copes nrog nws cov hauj lwm zoo kawg nkaus. Cov neeg mloog tau sau tseg lub suab zoo nkauj, sib sib zog nqus thiab ua tau zoo ntawm cov zaus qis, qhov tseeb thiab tob, qhov sib npaug ntawm cov zaus ntawm qhov nruab nrab, qis thiab siab. Lub Marantz integrated amplifier circuit yog ridiculously yooj yim. Qee cov neeg siv txawm tswj los kho qee qhov tawgtshwj xeeb tshaj yog kev sib tawg. Cov neeg hais tias ib qho yooj yim Circuit Court yog qhov zoo, vim hais tias cov txheej txheem yooj yim, qhov zoo dua. Cov lus tsis txaus ntseeg, tab sis cov khoom siv los ntawm "Marants" yog qhov zoo heev. Tsis muaj kev tshuaj xyuas tsis zoo txog qhov amplifier no.
Arcam FMJ A19
Tab sis qhov no twb hnyav dua. Qhov kev sib xyaw ua ke no (peb twb paub tias nws yog dab tsi) belongs rau cov nqi nruab nrab thiab chav kawm "B". Qhov no me me amplifier muaj peev xwm xa tau 90 watts ntawm lub zog ib channel. Qhov no yog txaus rau ib lub tsev thiab ib chav tsev. Txawm ib lub tsev me me tuaj yeem ua suab nrov nrog cov cuab yeej no. Txawm li cas los xij, tsis txhob hnov qab txog lwm yam khoom ntawm qhov tsim nyog zoo. Kev tsim tawm ntau zaus pib ntawm 20 hertz thiab xaus ntawm 20,000 hertz. Qhov taw qhia zoo heev rau lub amplifier ntawm integrated circuits. Ib tug feature ntawm no amplifier yog lub xub ntiag ntawm kev cob qhia tej thaj chaw deb tswj. Tab sis qhov tseem ceeb tshaj plaws yog lub suab. Lub amplifier muab lub suab sib sib zog nqus thiab meej nrog theem zoo heev. Hais txog lub suab zoo, nws phim cov qauv kim dua. Nyob rau tib lub sijhawm, nws khav theeb sau cov nqi qis ntawm qhov tsis sib haum xeeb (piv rau lwm yam khoom siv ntawm chav kawm no). Qhov no amplifier yuav tsum tau ib tug hais lus system nrog ib tug nominal impedance ntawm 8 los yog 4 ohms. Tsuas yog tom qab ntawd nws yuav ua tau kom ua tiav lub zog siab tshaj plaws thiab zoo. Cov neeg siv hais li cas txog cov cuab yeej no? Wb saib tam sim no.
Reviews about Arcam FMJ A19
Cia peb mus ntxivxav txog qhov nthuav tshaj plaws integrated amplifiers. Kev tshuaj xyuas txog Arcam yog sib xyaw. Tab sis muaj ntau qhov zoo dua li qhov tsis zoo. Yog li cia peb pib nrog lawv. Raws li cov tswv, lub amplifier ua haujlwm zoo heev ntawm kev ntaus suab paj nruag classical thiab instrumental genres (xws li classic pob zeb). Muab tag nrho qhov tob ntawm qhov chaw, muaj peev xwm tsim cov zaus thiab muaj lub zog zoo heev. Ua kom tiav nrog cov neeg hais lus zoo, nws tuaj yeem ua qhov txuj ci tseem ceeb. Cov tswv kuj tseem nco ntsoov tias kev tsim cov amplifier no ua tau zoo heev. Nws muaj qhov loj me me (rau cov cuab yeej ntawm chav kawm no) thiab haum txig rau hauv yuav luag txhua sab hauv. Lub Arcam integrated amplifier circuit zoo li yooj yim zoo nkauj.
Nws tus qauv tsim txo qis kev hloov pauv hloov pauv thiab muab lub suab zoo meej. Qhov no yog qhov ntau tus neeg siv nyiam. Txawm li cas los xij, tib lub sijhawm, cov tswv tsev nco ntsoov tias cov suab paj nruag hauv hluav taws xob tau muab rau lub suab nrov nrog kev nyuaj. Muaj qhov tsis muaj qhov tsawg zaus. Rap, hip-hop, hluav taws xob suab paj nruag thiab pop tsis yog nws hom. Tsis tas li ntawd, qee cov neeg siv tsis nyiam tus nqi ntawm lub cuab yeej. Coob tus neeg xav tias lub amplifier yuav tsum raug nqi tsawg dua.
PrimaLuna DiaLogue hwm HP Int
Top raj integrated amplifier los ntawm PrimaLuna. Nws nta zoo suab zoo thiab zoo nkauj tsos. Qhov no amplifier belongs rau qeb ntawm hybrid thiab muaj chav kawm "A". Txawm li cas los xij, qhov kev zoo siab no kim heev. Cov cuab yeej muajkev ua tau zoo tshaj.
Lub zog ntawm lub tshuab hluav taws xob yog 84 watts ib channel. Qhov no yog ib qho txiaj ntsig zoo rau cov khoom siv uas suav nrog cov teeb. Qhov ntau ntawm cov khoom siv rov ua dua tshiab ntawm no yog qhov txawv txav. Nws pib ntawm ib ncig ntawm 7 hertz thiab xaus ntawm 75,000 hertz. Qhov no txhais tau hais tias cov cuab yeej muaj peev xwm tsim tau cov suab zoo heev. Yog vim li cas tus nqi thiaj li siab. Los ntawm txoj kev, ntawm cov connectors rau kev sib txuas lus hais lus muaj ib tug tshwj xeeb kub-plated RCA, tsim los mus cuag ib tug subwoofer (woofer). Nws tso cai rau koj kom ua tiav high-zoo thiab sib sib zog nqus bass thaj tsam. Woofers ntawm cov neeg hais lus ib txwm yuav tsis tuaj yeem cuam tshuam qhov tob ntawm cov ntses bass thaj tsam kis los ntawm lub tshuab hluav taws xob no. Yog vim li cas koj xav tau ib tug tshwj xeeb connector. Txawm li cas los xij, cov neeg uas yuav nws hais li cas txog lub amplifier? Cia peb saib. Txawm hais tias tsis muaj ntau ntawm lawv (xav txog nws tus nqi).
PrimaLuna DiaLogue hwm HP Int Reviews
Yog li peb tab tom saib op-amp uas nws cov kev sib txuas ua ke yog qhov nyuaj heev. Txawm li cas los xij, raws li cov neeg siv tswv yim, nws yog qhov nyuaj ntawm lub voj voog uas ua rau nws ua tau kom ua tiav lub suab zoo tshaj plaws.
Cov neeg siv nco ntsoov tias lub amplifier muab lub suab tsis zoo. Txhua yam yog kom meej meej sib npaug, muaj qhov tob tob ntawm qhov chaw, zoo heev elaboration ntawm highs thiab mids. Tab sis nyob rau tib lub sij hawm muaj ib tug tag nrho thiab sib sib zog nqus bass thaj tsam. Thiab tseem los ntawm lub suab thiab tshuab "analogue". Cov tswv hais tias nws yog qhov laj thawj tshaj plaws los mloogxws li amplifier vinyl. Nws yog nrog nws cov kev pab uas koj tuaj yeem ua tiav lub suab zoo. Cov tswv kuj tau pom tias qhov kev sib xyaw ua ke niaj hnub no tau xyaum tsis muaj suab nrov thiab cuam tshuam. Ntawm no nws yog - teeb technology. Txawm tias muaj cov transistors hauv cov khoom siv tsis cuam tshuam rau lub suab hauv txhua txoj kev. Lwm feature muaj feem xyuam rau cov tsos ntawm cov cuab yeej. Cov teeb hlawv kom lawv muab cov cuab yeej nws tus kheej ntxim nyiam. Tag nrho cov nyob rau hauv tag nrho cov, no amplifier yog zoo tagnrho rau cov neeg uas xav tau lub purest suab nrog zoo frequencies thiab ib tug tob heev theem. Qhov no integrated amplifier muab tag nrho cov no. Nws tsuas muaj ib tug drawback: tus nqi siab heev. Tab sis nws tsim nyog txhua lub nyiaj siv.
Kev txiav txim
Yog li, peb tau txheeb xyuas qhov "kev sib txuas ua ke" txhais tau li cas. Tam sim no koj paub tseeb tias nws yog dab tsi, lawv yog dab tsi thiab hom twg lawv muab faib ua. Peb kuj tau tshuaj xyuas cov qauv nthuav thiab nrov tshaj plaws ntawm kev ua lag luam. Cov npe suav nrog ob qho tib si classic nkag-theem amplifiers thiab sab saum toj-kawg hybrid qauv (siv cov hlab). Tsis muaj cov lus pom zoo yuav khoom. Rau qib peev nyiaj muaj nws cov lus pom zoo, thiab rau qib hwm lawv txawv kiag li. Tab sis lub ntsiab lus nyob rau hauv ob qho tib si yog tib yam - muab lub suab zoo. Txawm li cas los xij, nws tsim nyog sau cia tias nws tsuas yog tuaj yeem ua tiav yog tias cov khoom seem ntawm cov txheej txheem nyob rau theem tsim nyog. Yuav tsum muaj cov xaim hluav taws xob zoo nrog cov khoom siv kub-plated, cov neeg hais lus zoo tshaj plaws uas muaj peev xwm rov tsim dua qhov ntau zaus uas muaj rau lub amplifier. Kujkoj yuav tsum tau saib xyuas lub suab nrov zoo. Lub luag haujlwm no tuaj yeem ua si los ntawm ib tus neeg ua yeeb yam hauv nruab nrab. Ib tug nruab nrab CD player kuj yuav ua haujlwm. Lub khoos phis tawj lossis lub khoos phis tawj nrog daim npav suab tshwj xeeb kuj yuav zoo. Tsuas yog tag nrho cov xwm txheej no tau ntsib, nws yuav ua tau kom ua tiav lub suab zoo. Txwv tsis pub, nws tseem tsis tsim nyog sim. Ua li ntawd, txawm tias koj txuas lub suab nrov zoo rau lub khoos phis tawj nrog daim npav suab nrov, qhov tshwm sim yuav pom tseeb. Txawm li cas los xij, kom xaus.
Zoo kawg
Peb tau saib cov khoom siv xws li kev sib txuas ua ke. Dab tsi yog qhov tseeb rau sawv daws. Kuv tsuas yog xav ntxiv tias cov khoom siv zoo li no koom nrog hauv chav kawm ntawm cov cuab yeej siv cuab yeej nyuaj. Lawv muaj cov khoom siv high-tech thiab kim kim. Yog li ntawd, lawv cov nqi feem ntau yog siab heev. Txawm li cas los xij, cov neeg uas xav hnov lub suab zoo tiag tiag yuav tsum nkag siab tias cov cuab yeej zoo yog kim. Ib tug pheej yig amplifier yuav tsis muab rau koj txaus siab rau lub suab uas ib tug kim kim. Yog vim li ntawd koj tsis tas yuav saib tus nqi. Ntawm no qhov tseem ceeb tshaj plaws yog cov yam ntxwv technical. Thiab tsuas yog lawv txiav txim siab seb lub suab yuav zoo npaum li cas. Nws yog tsim nyog nco ntsoov tias lub amplifier zoo yuav tsis, nyob rau hauv txhua rooj plaub, pheej yig.
