Mu buryo bugezwehosisitemu z'amajwi,Nta gushidikanya ko amplifiers ari kimwe mu bice by'ingenzi cyane. Ntabwo bigira ingaruka gusa ku bwiza bw'amajwi, ahubwo binagena imikorere rusange n'uburambe bw'umukoresha muri sisitemu. Iyi nkuru izasuzuma ibice by'ingenzi byaamplifier z'amashanyarazikugira ngo bigufashe gusobanukirwa impamvu ibi bintu ari ingenzi cyane.
1. Ingufu zisohoka: Suka umutima w'ihembe
Imwe mu nshingano z'ingenzi za amplifier ni ugutanga ingufu zihagije zo gutwara indangururamajwi. Ingufu zisohoka zigena niba sisitemu y'amajwi ishobora kugumana ijwi risobanutse kandi ritagoramye ku bwinshi butandukanye. Ingufu zisohoka za amplifier y'ingufu zikunze kugaragara muri watts (W). Guhitamo amplifier y'ingufu ikwiye bisaba gusuzuma ingingo zikurikira:
Ingufu z'indangururamajwi zipimwe: Ingufu z'indangururamajwi zigomba kujyana n'ingufu z'indangururamajwi zipimwe. Ingufu nke cyane zishobora gutera ijwi ritari rihagije no kugoreka, mu gihe imbaraga nyinshi zishobora kwangiza indangururamajwi.
Ingano y'icyumba n'ahantu hahurira amajwi: Mu byumba binini cyangwa ahantu hafite amajwi make, hakenewe amplifiers zikomeye kugira ngo amajwi agere neza kandi agaragare neza.
Ubwoko bw'umuziki n'ingeso zo kumva: Abakoresha bakunda kumva umuziki wo mu bwoko bwa "dynamic range" bashobora gukenera amplifier zikomeye kugira ngo bagumane ibisobanuro birambuye n'imikorere y'umuziki ku ijwi ryo hejuru.
2. Kugoreka: Uburyo butagaragara bwo kwica ireme ry'amajwi
Kugoreka ni kimwe mu bimenyetso by'ingenzi bigena ubwiza bwa amplifier z'amashanyarazi. Bivuga impinduka zidakenewe mu kimenyetso cy'injira mu gihe cyo kongera ingufu. Hari ubwoko bukurikira bw'ihindagurika:
Kugoreka kw'amajwi: Inshuro nyinshi zikorwa mu gihe cyo kongera amajwi. Uku kugoreka gushobora gutuma ijwi ritameze neza kandi rikagira ingaruka ku bwiza bw'amajwi.
Guhinduranya uburyo ijwi rikoreshwa hagati y’ijwi: ni uguhindura uburyo ijwi rikoreshwa iyo habayeho guhindagurika kw’ijwi mu buryo butandukanye, ibyo bikaba bishobora gutuma habaho amajwi adakenewe mu ijwi.
Guhindura imikorere y'amashanyarazi: Isano idashingiye ku murongo hagati y'umusaruro w'ingufu n'ikimenyetso cy'injira, akenshi bibaho mu gihe cy'umusaruro mwinshi.
Imiterere myiza ya amplifier izagabanya uku guhindagurika kw'amajwi kandi itange ubuziranenge bw'amajwi busobanutse neza kandi busanzwe.
3. Gusubiza inshuro nyinshi: Kugarura ubugari n'ubujyakuzimu bw'ijwi
Gusubiza inshuro bivuze ingano y'ingufu amplifier ishobora kongera imbaraga, ubusanzwe ipimwa muri Hertz (Hz). Amplifier nziza igomba gutanga amplifier nziza kandi ingana mu buryo bumwe mu buryo bwose bw'amajwi (ubusanzwe kuva kuri 20Hz kugeza kuri 20kHz). Uburinganire bw'ingufu bigira ingaruka zitaziguye ku ngaruka zo gusubiza amajwi:
Igisubizo gito: bigira ingaruka ku burebure n'ingaruka za bass. Amplifiers zifite igisubizo cyiza gito zishobora gutanga ingaruka zikomeye za bass.
Uburyo ijwi rikoreshwa hagati: bigira ingaruka cyane cyane ku mikorere y'amajwi n'ibikoresho by'umuziki, kandi ni cyo gice cy'ingenzi cy'ubwiza bw'amajwi.
Uburyo ijwi risubirwamo inshuro nyinshi: Bigira ingaruka ku buryo ijwi risubirwamo neza kandi risobanutse neza, kandi amplifier ifite imbaraga nyinshi ishobora gutuma ijwi rirushaho kuba ryiza kandi risobanutse.
4. Igipimo cy'urusaku ku kimenyetso (SNR): gihamya y'ubwiza bw'amajwi
Igipimo cy'urusaku ku kimenyetso ni ikimenyetso gipima igipimo kiri hagati y'ikimenyetso cy'ingirakamaro n'urusaku mu kimenyetso cy'umuvuduko w'ingufu, gikunze kugaragara muri desibeli (dB). Igipimo cyo hejuru cy'urusaku ku kimenyetso bivuze ko amplifier y'ingufu itanga urusaku ruto rw'inyuma iyo yongera ikimenyetso, bigatuma ijwi rirushaho kuba ryiza. Guhitamo amplifier y'ingufu ifite igipimo cyo hejuru cy'urusaku ku kimenyetso bishobora kugabanya ingaruka zo kumva no gutanga ubunararibonye bwo kumva burushijeho kuba bwiza.
5. Igishushanyo mbonera cy'uruziga rw'ingufu ziyongera imbaraga: inkingi y'ingenzi mu kugena imikorere
Imiterere y'uruziga rw'imbere rw'icyuma gitera imbaraga bigira ingaruka ku buryo butaziguye ku mikorere yacyo n'ubwiza bw'amajwi. Hari imiterere myinshi isanzwe y'uruziga:
Amplifaya yo mu cyiciro cya A: Ifite ubwiza bw'amajwi bwiza ariko ikaba ifite ubushobozi buke, ikwiriye amajwi yo mu rwego rwo hejuru akurikirana ubwiza bw'amajwi.
Amplifier yo mu cyiciro cya B: Ikoranabuhanga rikomeye ariko rihindagurika cyane, rikunze gukoreshwa mu majwi yo hagati kugeza ku yo hasi.
Amplifaya yo mu cyiciro cya AB: Ihuza ibyiza bya Class A na Class B, hamwe n'imikorere myiza n'ubwiza bw'amajwi, kandi ubu niyo amplifaya ikoreshwa cyane.
Amplifier yo mu cyiciro cya D: Ifite ubushobozi bwo hejuru kandi nto, ikwiriye ibikoresho bigendanwa na sisitemu zigezweho zo mu rugo.
Igishushanyo mbonera cya buri ruziga gifite ibyiza n'ibibi byacyo, kandi guhitamo ubwoko bwa amplifier ijyanye n'ibyo ukeneye ni ingenzi cyane.
6. Imikorere n'imikoranire ya amplifier y'amashanyarazi: ihura n'ibikenewe bitandukanye
Amplifiers zigezweho ntizisaba gusa ubwiza bw'amajwi, ahubwo zigomba no gutanga imikorere myiza n'uburyo bwo guhuza ibintu kugira ngo bihuze n'uburyo butandukanye bwo gukoresha. Urugero:
Uburyo bwinshi bwo kwinjira, nka RCA, fiber optique, coaxial, HDMI, nibindi, bworohereza guhuza ibikoresho bitandukanye by’amajwi.
Ihuza ridafite umugozi: nka Bluetooth na Wi-Fi, byoroshye guhuza na telefoni zigendanwa nasisitemu z'ikoranabuhanga zo mu rugo.
Inkunga y'imiyoboro myinshi: ikwiriyesisitemu za sinema zo mu rugo, bitanga uburyo bwo kumva amajwi neza kurushaho.
Guhitamo amplifier nziza bisaba gusuzuma ibintu byinshi nko gusohora ingufu, kugoreka, kwitwara neza kw'amajwi, ikigereranyo cy'urusaku hagati y'amajwi n'amajwi, imiterere y'urujya n'uruza rw'amajwi, imikorere, n'uburyo bwo guhuza amajwi. Muri ubu buryo gusa dushobora kwemeza ko sisitemu y'amajwi ikora neza kandi ikaba ifite ubunararibonye bwiza ku bakoresha. Waba ukunda umuziki cyangwa ukunda sinema yo mu rugo, gusobanukirwa no kwita kuri ibi bintu by'ingenzi bizagufasha guhitamo igikoresho cya amplifier kikubereye, bigatuma buri gihe utega amatwi kiba cyiza.
Igihe cyo kohereza: Kamena-06-2024