Amplifier maseketi akakosha mumagetsi. Vanoita kuti zviratidzo zvisina simba zvisimbe kuitira kuti michina igone kuishandisa zvirinani. Aya maseketi anoshandiswa muzvinhu zvakaita seaudio masisitimu uye maturusi ekutaurirana. Vanobatsira kutumira zviratidzo zvakajeka uye zvine simba.
Amplifiers anodiwa zvakanyanya nekuda kweiyo tekinoroji nyowani uye smart zvishandiso. Semuenzaniso, musika wemagetsi amplifiers uri kukura nekukurumidza. Yakabva pamadhora 21.4 bhiriyoni muna 2018 kuenda kumadhora 30.6 bhiriyoni muna 2023. Nyika dzichiri kusimukira dzinoda mamwe amplifiers, zvakare. MuEurope, Germany inotungamira musika weaudio amplifier. Iyo UK iri kukura zvakare, nechiyero che7.69% gore rega rega. Idzi shanduko dzinoratidza kuti sei kutora iyo amplifier mhando yakakosha kwakakosha.
Iyi blog inofananidza Kirasi A, B, AB, C, uye D amplifiers. Zvinotarisa kuti dzakanaka sei, dzinonzwika zvakajeka sei, uye kuti dzinoshandiswa nani zvakanakisisa.
Zvitsva Zvitsva
Mhando dzeAmplifaya (A, B, AB, C, D) inokubatsira kusarudza yakanakisa yekushandisa ruzha uye simba.
Kirasi A amplifiers inopa ruzha rwakanyanya asi shandisa simba rakawanda. Iwo akakurisa kune fancy audio masisitimu.
Kirasi D amplifiers inochengetedza simba rakawanda, ichishanda pamusoro pe90% zvinobudirira. Iwo akakwana kune anotakurika gadget uye kuchengetedza simba.
Kirasi AB amplifiers inosanganisa yakanaka ruzha uye kuchengetedza simba. Iwo akakurumbira kune dzimba dzemitambo uye vakurukuri veruzhinji.
Paunosarudza amplifier, funga nezvezvaunoda: kune ruzha rukuru, tora Kirasi A kana AB; kuitira kuchengetedza simba, sarudza Kirasi D.
Mhedziso yeAmplifier Circuit Classes
Tsanangudzo uye Chinangwa cheAmplifaya Makirasi
Makirasi eamplifier anotsanangura kuti ma amplifiers anoita sei kuti masaini asimbise. Kirasi yega yega inoratidza kuti magetsi anofamba sei uye kuti simba rinoshanduka sei kuita masaini akawedzerwa. Makirasi aya anokubatsira kusarudza pakati pekushanda zvakanaka , mhando yeruzha, uye kukanganiswa.
Ma amplifiers eClass A anoshanda panguva yese yekutenderera kwemasaini. Anopa ruzha rwakanaka asi anoshandisa simba rakawanda. Ma amplifiers eClass B anoshanda kwehafu yekutenderera. Anochengetedza simba asi anogona kukanganisa ruzha. Class AB inosanganisa zvese zviri zviviri, ichienzanisa kushanda zvakanaka uye kunaka kweruzha.
Aya makirasi anokubatsira iwe kutora amplifier chaiyo. Kunyangwe iwe uchida ruzha rwakajeka kana kuchengetedza simba, kuziva makirasi aya kunokubatsira kusarudza nehungwaru.
Maitiro ekuisa Classifying Amplifiers
Amplifiers akaiswa mumapoka akakosha maficha:
Angle yeKufambisa : Uku ndiko kushanda kweamplifier pakufamba kwechiratidzo. Kirasi A inoshanda pa360°, ukuwo Kirasi B inoshanda pa180°.
Kushanda Nesimba : Izvi zvinoratidza kuti amplifier inoshandura sei simba kuita masaini. Ma amplifier eClass D anoshanda zvakanaka, anopfuura 90%, uye anobatsira pamidziyo inotakurika.
Kukanganiswa kweChiratidzo : Kukanganiswa kunoitika kana chiratidzo chakawedzerwa chikachinja kubva pane chekutanga. Kirasi A haina kana kukanganiswa, nepo Kirasi C ichibvumira kukanganiswa kwakawanda kwekutumira RF.
kirasi | Conduction Angle | kunyatsoshanda | Signal Distortion |
|---|---|---|---|
A | 360 ° | 25-30% | Hapana kana yakagadzirwa zvakanaka |
B | 180 ° | 70-80% | Pa crossover point |
AB | 180-360 ° | 50-70% | Mari diki |
C | <90 ° | > 80% | Zviyero zvakakura |
D | N/A (Kuchinja) | > 90% | Minimal |
Aya maficha anokubatsira iwe kuenzanisa amplifier mhando. Kune ruzha rwakajeka, Kirasi A kana AB ndiyo yakanyanya kunaka. Nekuchengetedza simba, Kirasi D isarudzo yakanaka.
Kirasi A Amplifier Circuit
Unhu Hwakakosha
Kirasi A amplifiers inozivikanwa nehukuru hwadzo hwekurira. Ivo vanoshanda panguva yese yechiratidzo kutenderera, vachichengeta zvakabuda zvakanaka. Iyi dhizaini inotarisana neruzha rwakajeka, ichivaita vakakwana kune akakosha edhiyo mabasa.
Heano kutarisa kwakapusa kuti sei Kirasi A amplifiers yakanaka:
Chazvakanakira | tsananguro |
|---|---|
Great Linearity | Vanochengeta masaini ari echokwadi, akakwana kune akajeka odhiyo. |
Kuwana Kwakakwirira | Vanogona kuita masaini asina kusimba zvakanyanya kune ruzha rwuri nani. |
Low Distortion | Kana dzakavakwa zvakanaka, dzine zvishoma zvakanyanya kukanganisa, kuvandudza inzwi. |
Yakanakisisa Mumoyo | Vazhinji vanoti vanonzwika zvakanyanya kune epamusoro-mhando yekuseta odhiyo. |
Kugara Kuchiitisa | Iyo inobuda inogara ichishanda, ichipa yakatsetseka uye yakatsiga ruzha. |
Aya maficha anoita Kirasi A amplifiers sarudzo yepamusoro kune vanhu vanoda zvinoshamisa ruzha.
Operational Principles
Kirasi A amplifiers chengetedza kuburitsa kwavo kushanda nguva dzese. Izvi zvinoita kuti ruzha ruve rwakatsetseka uye rusina kukanganisa. Asi, dhizaini iyi inoshandisa simba rakawanda.
Kubudirira kwavo kunowanzova pasi pe30%.
Ivo vanovavarira kupa yakanyanya AC simba kumutoro uchishandisa shoma DC simba.
Kubudirira ndiko kuti ingani simba rekubuda rinofananidzwa nese simba rinoshandiswa.
Kunyangwe ivo vasina kunyatso shanda, vakakodzera kune yakajeka uye yakadzama ruzha.
Zvinowanzoitwa Zvikumbiro
Kirasi A amplifiers anoshandiswa uko mhando yemhando yakakosha kupfuura kuchengetedza simba. Iwo akajairwa mumhando yepamusoro maredhiyo masisitimu, masitudiyo, uye fancy dzimba dzemitambo. Ruzha rwavo rwakachena runovaita vakanaka kune basa reunyanzvi redhiyo.
Iwo zvakare anoshandiswa mumaLab ekuyedza uye kutsvagisa. Mamwe epamusoro-simba RF masisitimu anoashandisawo nekuti anoda masaini akajeka.
Kirasi B Amplifier Circuit
Unhu Hwakakosha
Ma amplifiers eClass B anoshanda ne angle ye conduction ye 180°. Izvi zvinoreva kuti transistor yega yega inoshanda hafu yechiratidzo. Anoshanda zvakanyanya kupfuura ma amplifiers eClass A, ane kushanda kwakanyanya kweinenge 78.5%. Mukushandiswa chaiko, kushanda kwawo kuri pedyo ne60%.
Chinhu chakakosha cheKirasi B amplifiers ndiko kusunda-kudhonza setup. Iyi dhizaini inoshandisa maviri transistors. Imwe inobata chiratidzo chakanaka, uye imwe inobata iyo isina kunaka. Izvi zvinoderedza kukanganisa uye zvinovandudza kunaka kwenzwi. Kirasi B amplifiers zvakare inotambisa simba shoma, ichiita kuti ive yakakura kune zvinodiwa zvekuchengetedza simba.
mamirire | tsananguro |
|---|---|
Conduction Angle | 180 ° (transistor yega yega inoshanda hafu yechiratidzo) |
kunyatsoshanda | Around 60% (yepamusoro ndeye ~ 78.5%) |
Applications | Inowanikwa mumaodhiyo masisitimu, mutsara amplifiers, uye bhatiri-powered zvishandiso seredhiyo |
Distortion Management | Inoshandisa push-pull design kuderedza kukanganisa |
Zvakanakira pamusoro peKirasi A Amplifiers | Kuita zvirinani uye simba shoma rakatambiswa |
Operational Principles
Kirasi B amplifiers anoshandisa push-dhonza dhizaini kukwidziridza masaini. Imwe transistor inoshanda pane yakanaka chikamu chechiratidzo. Imwe transistor inoshanda pane yakaipa chikamu. Kuseta uku kunochengetedza simba uye kunogadzira kupisa kushoma, zvichiita kuti ive yakanaka kune-high-simba kushandiswa.
Ma amplifiers aya anoshanda zvakanaka nekuti haashande panguva dzisina ruzha. Kusiyana nema amplifiers eClass A, anoshanda chete kana zvichidikanwa. Dhizaini iyi inochengetedza simba uye inodzivirira kupisa kwakanyanya. Dhizaini iri nyore yedunhu inoitawo kuti adhure kugadzira, ndosaka achishandiswa mumidziyo yakawanda.
Zvinowanzoitwa Zvikumbiro
Kirasi B amplifiers akajairika mumaodhiyo masisitimu uko kwakajeka ruzha uye kuchengetedza-simba kwakakosha. Iwe unovaona mumaredhiyo uye mutsara amplifiers. Iwo zvakare akakurisa kune mabhatiri-powered zvishandiso nekuti anoshandisa mashoma simba.
Mune yakakwirira-simba redhiyo setups, ivo vanopa yakajeka ruzha nekukanganisa kushoma. Izvo zvinoshandiswawo mumagadzirirwo anotakurika apo kudzora kupisa kwakakosha. Musanganiswa wavo wekushanda uye mutengo wakaderera unovachengeta vakakurumbira mumagetsi emazuva ano.
Zano: Unoda amplifier inochengetedza simba uye inonzwika zvakanaka here? Ma amplifier eClass B akakodzera masisitimu eaudio uye zvishandiso zvinoshandisa bhatiri.
Kirasi AB Amplifier Circuit
Unhu Hwakakosha
Kirasi AB amplifiers inosanganisa zvakanakisa zvikamu zveKirasi A uye Kirasi B. Vanopa yakanaka ruzha kunaka uye kuchengetedza simba rakawanda. Izvi zvinovaita sarudzo inoshanduka kune akawanda mashandisiro. Kirasi AB amplifiers inogadzirisa matambudziko ese eKirasi A uye Kirasi B magadzirirwo.
Ivo vanoshandisa simba shoma pane Kirasi A amplifiers, inogara ichiramba iripo.
Vanodzikisa kukanganiswa kwezwi kunoonekwa muKirasi B amplifiers nekushandisa zvirinani kusarura.
Vanoenzanisa inzwi rakajeka uye kuchengetedza simba, zvichiita kuti zvive zvakakosha kune akawanda mabasa.
Aya amplifiers anozivikanwa mumaodhiyo masisitimu uye magetsi amplifiers. Vanoshanda zvakanaka kana zvose zviri zviviri kushanda zvakanaka uye kuchengetedza simba kunodiwa. Kugona kwavo kubata masaini akasimba nekukanganisa kushoma kunoita kuti ive inofarirwa nevazhinji vashandisi.
Operational Principles
Kirasi AB amplifiers anoshanda nekubatidza zvishoma pane ese ari maviri transistors panguva yekuchinja kwechiratidzo. Kupindirana uku kunobvisa kukanganisa kunowanikwa muKirasi B amplifiers. Dhizaini inoita kuti amplifier ishande zvakanaka uchichengeta ruzha rwakajeka.
Heino kutarisa kwakapfava kwemaitiro avanoita:
Kuonekwa | tsananguro |
|---|---|
kunyatsoshanda | Iwo anoshanda zvakanyanya kupfuura Kirasi A uye Kirasi B amplifiers. |
Kushandisa Simba | Vanochengetedza simba nekudzikisa kukanganisa nekusarura kwakangwara. |
Mashandiro Ainoita | Kurerekera kunoita kuti ma transistors apindire panguva yekuchinja kwechiratidzo, kucheka kukanganisa. |
Efficiency Formula | Kubudirira kunoenderana neinobuda chiratidzo uye magetsi ekupa, anoratidzwa se Ƞ = π/4 * Vac/Vsupply. |
Iyi dhizaini inobatsira Kirasi AB amplifiers kupa masaini akasimba pasina kutambisa simba rakawanda. Iwo musanganiswa mukuru wekuita nekuita.
Zvinowanzoitwa Zvikumbiro
Kirasi AB amplifiers anoshandiswa mumidziyo mizhinji nekuti anochinja-chinja. Iwe unovawana mudzimba dzemitambo uye nehunyanzvi hwekushandisa audio. Kugona kwavo kubata masaini akasimba nekukanganisa kudiki kunoita kuti ive yakakwana kune aya masisitimu.
Izvo zvinoshandiswawo mumidziyo inotakurika uko kuchengetedza simba kwakakosha. Iwe unovaona mumakonti eruzha masisitimu uye neruzhinji kero setups. Magadzirirwo avo akaenzana anoita kuti vavimbike kune zvakawanda zvakasiyana zvinoshandiswa.
Cherechedza: Unoda amplifier inochengetedza ruzha zvakanaka uye inochengetedza simba? Ma amplifier eClass AB akasarudzwa zvakanaka.
Kirasi C Amplifier Circuit
Unhu Hwakakosha
Ma amplifiers eClass C akagadzirwa kuti ashande zvakanaka . Anoshandiswa kana paine kukanganiswa kwemasaini kwakanaka. Ma amplifiers aya anoshanda nekona yekufambisa iri pasi pe90°. Izvi zvinoreva kuti transistor inoshanda kwenguva pfupi. Dhizaini iyi inochengetedza simba, zvichiita kuti ashande zvakanaka kupfuura mamwe marudzi.
Zvimwe zvakakosha zveClass C amplifiers ndezvi:
Kushanda Nesimba Kwazvo : Vanogona kusvika pakushanda zvakanaka kwe80%, zvakanaka pakushandisa simba rakawanda.
Kukanganiswa Kwakakosha : Kona yavo pfupi yekufambisa inokonzera kukanganisa, zvichiita kuti ishandiswe zvishoma.
Dhizaini Yakabatana : Kupisa kushoma zvinoreva zvikamu zvidiki uye maseketi ari nyore.
Kana iwe uchida amplifier inotarisa pakuchengetedza simba, Kirasi C isarudzo yakanaka.
Operational Principles
Kirasi C amplifiers inoshanda nekuchengetedza iyo transistor nguva zhinji. Inongotendeuka kune chikamu chiduku chechiratidzo. A resonant circuit inogadzirisa inobuda chiratidzo uye inobvisa imwe ruzha.
Dhizaini iyi inopedza simba shoma sekupisa. Ndosaka ichishandiswa pamabasa ane simba rakawanda. Asi, inokonzera kukanganiswa, saka haina kunaka kuti inzwi rive rakajeka. Mukutumira kweRF , resonant circuit inogadzirisa kukanganiswa, zvichiita kuti chiratidzo chishande.
Zvinowanzoitwa Zvikumbiro
Ma amplifiers eClass C anoshandiswa panonyanya kukosha simba guru uye kushanda zvakanaka . Uchaawana mu:
Kutapurirana kweRF : Vanotumira masaini kure kure kuti vatepfenyure.
Masisitimu eRadar : Anoshanda nesimba guru, akakodzera kugadzirisa radar.
Midziyo yeMaindasitiri : Inoshandisa maturusi emagetsi akadai seRF generators uye induction heaters.
Kukura kwavo kudiki uye kushanda kwavo zvakanaka kunoita kuti vakwanise kuita mabasa aya. Asi hazvina kunaka kumaaudio system kana mabasa anoda ruzha rwakajeka.
Zano : Uri kushanda pakutumira RF kana mapurojekiti emagetsi ane simba rakawanda? Ma amplifiers eClass C isarudzo yakangwara yekuchengetedza simba.
Kirasi D Amplifier Circuit
Unhu Hwakakosha
Ma amplifiers eClass D anozivikanwa nekushanda nesimba uye madiki. Anoshandisa tekinoroji yekuchinja panzvimbo penzira dzechinyakare kuti awedzere masaini. Izvi zvinoderedza kurasikirwa kwesimba nekupisa, zvichiita kuti zvive zvakanaka pamidziyo inotakurika uye ine simba guru.
Heino kutarisa kwakapfava pazvinhu zvavo:
mamiriro | tsananguro |
|---|---|
Simba Rinobudirira | Vanogona kusvika pamusoro pe90% kushanda zvakanaka, kuchengetedza simba rakawanda. |
Yese Harmonic Kuparadzaniswa (THD) | THD pazasi 0.1% inoshanda nemazvo kune akawanda mashandisirwo, ane audiophiles anofarira mazinga akaderera se0.05%. |
Output Noise Level | Ruzha rwuri pasi pe500 µV rwakaoma kunzwa, asi pamusoro pe1 mV inogona kutsamwisa. |
Dead-Nguva Impact | Kufa-nguva inofanirwa kugadziridzwa kuenzanisa kushanda zvakanaka uye THD kuita zvirinani. |
Aya amplifiers akanakira kuchengetedza simba uye kuve compact. Ivo vanounza simba rakasimba nekukanganisa kushoma, zvichiita kuti ive yakakurumbira kune yemazuva ano odhiyo uye inotakurika gadget.
Operational Principles
Kirasi D amplifiers anoshanda nekukurumidza kubatidza nekudzima transistors. Izvi zvinogadzira pulse-width modulated (PWM) chiratidzo, iyo inosefa kuita yakachena kubuda. Kuchinja kwavo frequency, kazhinji pakati pe250kHz ne1.5MHz, ndiyo kiyi pamashandiro avanoita.
Pfungwa dzinokosha dzemabatiro avanoita:
Dzinoshanda zvakanaka kwazvo , dzakanakira midziyo inotakurika uye midiki ine simba guru.
Yepamberi modulation inobvisa kudiwa kwemamwe mafirita uye inodzikisa electromagnetic interference (EMI).
Kurasikirwa kwesimba kunobva kune transistor kuramba, switching, uye standby ikozvino, asi yakaderera zvakanyanya pane ekare amplifiers.
Iyi dhizaini inopedza simba shoma uye inoshanda zvakanaka kunyangwe mumamiriro ezvinhu akaoma. Kirasi D amplifiers anoshandiswa uko compact size uye kuchengetedza simba kwakakosha.
Zvinowanzoitwa Zvikumbiro
Kirasi D amplifiers anoshandiswa mumidziyo inoda simba repamusoro uye kuchengetedza simba. Kukura kwavo kudiki uye kupisa kwakaderera kunoita kuti ive yakakwana kune inotakurika gadget uye yemazuva ano maodhiyo system.
Uchavawana mu:
Masisitimu Ekurira Kwemumba : Anopa ruzha rwakajeka rusina kukanganiswa, zvakanaka kune vanoda mimhanzi.
Midziyo Inotakurika : Inochengetedza hupenyu hwebhatiri mumafoni, mapiritsi, uye masipika eBluetooth.
Mashandisirwo Esimba Repamusoro : Anoshandisa subwoofers nemasisitimu makuru eruzha zviri nyore.
Midziyo yeMaindasitiri : Yakavimbika pakushandisa mota dzinofambisa mota uye maturusi emagetsi.
Kirasi D amplifiers isarudzo yakangwara yekuenzanisa simba uye kuchengetedza simba, zvichiita kuti zvive zvakakosha muminda yakawanda.
Kuenzanisa Kuongorora kweAmplifier Circuits
Kubudirira uye Kushandisa Simba
Kushanda zvakanaka uye kushandiswa kwesimba ndizvo zvakakosha pakuenzanisa ma amplifiers. Kushanda zvakanaka kunoratidza kuti amplifier inoshandura sei simba rekuisa mumagetsi kuita rinobuda pasina kutambisa simba sekupisa. Ma amplifiers eClass D ndiwo anonyanya kushanda, anosvika pamusoro pe90% nekuda kwekugadzirwa kwawo kwekuchinja. Kune rumwe rutivi, ma amplifiers eClass A ndiwo asingashande zvakanyanya, ane 25-30% chete, sezvo achishandisa magetsi nguva dzose.
Ma amplifiers eClass B neAB ari pakati. Ma amplifiers eClass B anosvika 70-80% ekushanda zvakanaka nekushandisa ma transistors achichinjana pachikamu chega chega chesignal. Ma amplifiers eClass AB , ane ma conduction angles anopindirana, anowana 50-70% ekushanda zvakanaka uku achideredza kukanganiswa. Ma amplifiers eClass C , akagadzirirwa mabasa e high-frequency, anopfuura 80% ekushanda zvakanaka asi anorasikirwa nehunhu mukuburitsa ma signal.
Tafura iri pazasi inofananidza kunyatsoshanda pama frequency mabhendi uye mhando dzemidziyo:
Frequency Band | Device Device | Kubudirira (%) |
|---|---|---|
L-bhendi | Silicon LDMOS | 60% dhizaini inoshanda |
GaN HEMT | > 80% dhizaini inoshanda | |
X-bhendi | MESFET | > 30% kunyatsoshanda |
GaAs pHEMT | > 40% PAE | |
GaN HEMT | > 50% PAE | |
TWTs | 60% kunyatsoshanda | |
Ku-band | Yakasimba-nyika | <10% PAE |
Ka-bhendi | COTS zvikamu | <20% kunyatsoshanda |
Q uye W-bhendi | GaN HEMT | 30% PAE padanho rekushandisa |
Pamidziyo inoda simba shoma, semidziyo inotakurika kana masisitimu ane simba guru, ma amplifiers eClass D ndiwo akanakisa. Asi kana uchida masaini emhando iri nani, ma amplifiers eClass A kana AB ndiwo akanakisisa.
Chiratidzo Hunhu uye Kukanganisa
Hunhu hwechiratidzo hunoreva kuti amplifier inotevedzera sei chiratidzo chekupinda pakubuda. Hunhu hwakanaka hunokosha kune masisitimu eanzwi uye maturusi ekutaurirana. Ma amplifier eClass A ndiwo akanakisa pamhando yepamusoro, achipa masaini akakwana asina kukanganisa kushoma. Ma amplifier eClass AB anopawo mhando yakanaka nekuderedza kukanganisa kwecrossover nekusarudza zviri nani.
Ma amplifiers eClass B , kunyange zvazvo achishanda zvakanaka, ane crossover distortion apo masaini anochinjana pakati pema transistors. Ma amplifiers eClass C , akagadzirirwa mabasa eRF, anobvumira distortion yakawanda, saka haana kunaka kune odhiyo. Ma amplifiers eClass D , kunyange zvazvo achishanda zvakanaka, anogona kukonzera harmonic distortion kubva pakuchinja kwawo. Asi magadzirirwo emazuva ano ane ma filters ari nani aderedza dambudziko iri.
Nzira dzakakosha dzekuyera kunaka kwechiratidzo dzinosanganisira:
P1dB Compression Point : Inoratidza simba repamusoro-soro rekushanda zvakajeka.
Dynamic Range : Inoyera masaini madiki kusvika makuru anogona kubatwa neamplifier.
Kukanganiswa Kwese kweHarmonic (THD) : Kuyera kuwedzera maharmoniki kubva mumaitiro asina kurongeka.
Intermodulation Distortion (IMD) : Inotarisa masaini asingadiwe kubva kumatoni akawanda anoshanda pamwe chete.
Tafura iri pazasi inotsanangura matambudziko ekutsveyama uye mhinduro:
Tsanangudzo Yeuchapupu | Kiyi Insight |
|---|---|
Inotaura nezvekuoma kwekuwana mutsara nekuda kwemaitiro akasiyana-siyana ekukanganisa. | Circuit-value shanduko inogona kukanganisa akawanda anokanganisa masosi, zvichikanganisa kuyerwa kwemazinga akaderera ekukanganisa. |
Inosimbisa kukosha kwekuyera kuvhurika-loop mutsara mune simba amplifiers. | Yakavhurika-loop kuwana kuyerwa kwakakosha pakusimbisa yakaderera kukanganiswa mazinga mumaseketi amplifier. |
Inotsanangura nzira yekuyera yakavhurika-loop kuwana uchishandisa akasiyana amplifiers. | Iyo yakarongeka nzira yekuyera kukanganisa voltage inogona kubatsira mukuongorora kukanganisa pane ma frequency. |
Pamabasa anoda masaini emhando yepamusoro, akadai sekugadzirwa kwemaodhiyo ehunyanzvi kana mastudio, maamplifiers eClass A neAB ndiwo anonyanya kusarudzwa. Maamplifiers eClass D , ane magadzirirwo ari nani, ariwo kuva akanaka kune ruzha rwemhando yepamusoro.
Zvakanakisa Zvishandiso kune Imwe neimwe Amplifier
Rudzi rwega rweamplifier runoshanda zvakanyanya kune mamwe mabasa. Maamplifier eClass A , ane hunhu hwakanaka, akakodzera maaudio epamusoro-soro, mastudio, uye kuongororwa murabhoritari. Kusagadzikana kwawo kushoma kunoita kuti ave anodiwa nevanofarira audiophiles.
Ma-amplifiers eClass B , ane mashandiro ari nani, akanaka pamidziyo inoshandisa bhatiri uye odhiyo iri pakati nepakati. Anoenzanisa mashandisirwo emagetsi nekushanda zvakanaka, zvichiita kuti ave akanaka pamidziyo inotakurika. Ma-amplifiers eClass AB , achibatanidza kushanda zvakanaka uye kunaka, anoshandiswa mumabhaisikopo emumba, masisitimu ehurukuro dzeveruzhinji, uye kumakonzati.
Ma amplifiers eClass C akanakira mabasa eRF, radar, uye maturusi eindasitiri. Kushanda kwawo kwakanyanya uye saizi diki kunoita kuti ave akanaka kana paine kukanganiswa kwakanaka. Ma amplifiers eClass D , ane kushanda kwakanaka kusingaenzaniswi, akanakira zvishandiso zvinotakurika, maspika eBluetooth, uye ma subwoofers. Anoshandiswawo mumamotor drives uye maturusi emagetsi ekuchengetedza simba.
Pakusarudza amplifier, funga nezvezvaunoda. Panyaya yeruzha, tarisa pane zvemhando yepamusoro. Pazvinhu zvinotakurika, sarudza kushanda zvakanaka. Pamabasa eRF neindasitiri, ma amplifier eClass C neD ndiwo akanakisa.
Zvishandiso zveAmplifaya Circuits
Amplifier maseketi anoshandiswa munzvimbo dzakawanda. Ivo vanovandudza ruzha mumaodhiyo masisitimu uye vanosimudzira masaini ekutaurirana. Yega yega amplifier kirasi ine akakosha maficha anoita kuti ive yakanaka kune mamwe mabasa. Ngationei kuti anoshandiswa sei munzvimbo dzakasiyana.
Sravana Sameeralu Serial XNUMXth Audio Systems
Amplifiers akakosha pakuita maodhiyo masisitimu anonzwika zvakanaka. Vanoita kuti zviratidzo zvisina simba zvisimbe kuitira kuti vatauri vakwanise kuridza manzwi akajeka uye ane ruzha. Kungava kumba kana konzati, zvikwiriso zvinovandudza ruzivo rwokuteerera.
Musika wepasi rose weaudio amplifiers uri kukura nekukurumidza. Inotarisirwa kusvika $78.72 bhiriyoni panosvika 2032.
Kirasi AB uye Kirasi D amplifiers akajairika mune zvemazuva ano maodhiyo masisitimu. Kirasi AB amplifiers inoyera kunaka kwemhando uye kugona, ichiita kuti ive yakanaka kudzimba dzemitambo uye kuseta kwehunyanzvi.
Kirasi D amplifiers idiki uye inoshanda, yakanakira midziyo inotakurika senge maBluetooth speaker uye mazariro.
Tekinoroji nyowani, seDhijitari Signal Processing (DSP), inoita kuti amplifiers zvive nani. DSP inoderedza kukanganisa uye kuchengetedza simba, zvichiita kuti aya amplifiers ave akakosha kune anhasi maodhiyo masisitimu.
Waizviziva here? Ma amplifiers eClass A anowanzo shandiswa muma audio systems emhando yepamusoro nekuti anopa ruzha rwakanakisisa.
RF Transmission
Ma amplifiers akakosha mukufambiswa kweRF . Anoita kuti masaini ave akasimba zvakakwana kuti afambe kure pasina kurasikirwa nemagetsi. Ma amplifiers aya anoshandiswa mukutaurirana, kutepfenyura, uye mu radar systems.
Kirasi C amplifiers yakakurumbira pano nekuti inoshanda zvakanyanya. Kunyangwe ivo vachikonzera kukanganisa, masekete ane resonant anogona kugadzirisa ruzha. Dhizaini nyowani, senge Doherty amplifier, i11% kusvika 14% inoshanda kupfuura yekare Kirasi AB amplifiers. Izvi zvinovaita vakakwana kune dzemazuva ano dzisina waya masisitimu.
RF amplifiers anoshandiswa ku:
Kutepfenyura : Kunobatsira kutumira masaini eredhiyo neTV akajeka.
Masisitimu eRadar : Anopa simba rinodiwa kuti munhu aone zvinhu zviri kure.
5G Networks : Dzinovandudza simba remasaini uye kufukidzwa kwenharembozha kuti dzikurumidze kubatanidza.
Kufambira mberi muRF amplifiers kuri kubatsira kuvandudza tekinoroji yekutaurirana, zvichiita kuti ive yakakosha pakugara yakabatana.
Inotakurika uye Simba-Inoshanda Midziyo
Midziyo inotakurika inoda amplifiers inochengetedza nzvimbo nesimba. Kirasi D amplifiers akanakira izvi. Iwo ari pamusoro pe90% anoshanda uye anopedza simba shoma, achivaita akanakira mabhatiri-powered gadget.
Iwe uchawana Class D amplifiers mu:
Mafoni nemapiritsi : Anoshandisa ruzha asi achichengetedza hupenyu hwebhatiri.
MaSipika eBluetooth : Aya ma amplifiers anopa ruzha rwakanaka mumidziyo midiki.
Zvishandiso Zvinopfekwa : Mawachi eSmart uye matracker ekurovedza muviri anoshandisa iwo kuti ashande zviri nani.
Musika weotomatiki kuwana-inodzorwa amplifiers iri kukura zvakare. Izvi zvinokonzerwa nemaitiro senge mota radar uye yekurapa imaging. North America inotungamira mukugadzira, nepo Asia-Pacific iri pamusoro pekugadzira. Aya maitiro anoratidza kukosha kwakakosha amplifiers kune inotakurika uye yakakosha michina.
Zano: Kugadzira mudziyo unotakurika here? Shandisa ma amplifiers eClass D nekuda kwehukuru hwawo hudiki uye kushanda kwawo kwepamusoro.
Kusarudza amplifier yakakodzera kunoenderana nezvaunoda. Rudzi rumwe nerumwe rune zvarwakanakira nezvarwakaipira. Ma amplifier eClass A anopa ruzha rwakanaka asi anoshandisa simba rakawanda uye anopisa. Ma amplifier eClass B anochengetedza simba asi anogona kukonzera kukanganiswa kweruzha. Ma amplifier eClass AB anosanganisa ruzha rwakanaka uye kuchengetedza simba, zvichiita kuti agone kuchinjika. Ma amplifier eClass C anoshanda zvakanaka asi anokanganisa ruzha, saka akanakira mabasa eRF. Ma amplifier eClass D anoshanda zvakanaka uye madiki, akakodzera ma gadget anotakurika uye ma audio setups emazuva ano.
Funga nezvezvinhu zvakaita seruzha, kudzika pasi, uye kutonga kwekupisa pakusarudza. Deredza ruzha nekudzikamisa bandwidth uye nekushandisa yakakosha-yakaderera-ruzha zvikamu. Kudzika kwakakodzera kunomisa kukanganisa, uye mitsetse yakakura inobatsira nemhepo yakakwira. Pamidziyo inopisa, shandisa masingi ekupisa kana mapedhi kuchengetedza zvikamu zvakachengeteka.
Zano : Unoda ruzha rwakanakisisa here? Sarudza ma amplifiers eClass A kana AB . Unoda kuchengetedza simba here? Ma amplifiers eClass D ndiwo akanakisa kwauri.
FAQ
Ndeipi kirasi inonyanya kushanda amplifier?
Kirasi D amplifiers ndiyo inonyanya kuchengetedza simba. Vanoshandisa nzira dzekuchinja kuderedza simba remarara, kusvika pamusoro pe90% kunyatsoshanda. Izvi zvinoita kuti ive yakanaka kune inotakurika gadget uye yakakwirira-simba kushandiswa uko kuchengetedza simba kunokosha.
Ndeipi kirasi yeamplifier inopa yakanakisa ruzha mhando?
Kirasi A amplifiers inopa ruzha rwakajeka. Vanoshanda nguva dzese panguva yekutenderera kwechiratidzo, vachichengeta kukanganisa kwakaderera. Izvi zvinovaita vakanaka kune fancy audio system uye nyanzvi studio.
Ko Kirasi C amplifiers inogona kushanda mumaodhiyo masisitimu?
Kwete, ma amplifiers eClass C haana kunaka kune masisitimu eaudio. Anokonzera kukanganisa kukuru nekuti anoshanda chete pachikamu chidiki chesignal. Akanakira mabasa eRF uye mabasa ane simba guru uko ruzha rwakajeka rusingadiwi.
Sei Kirasi AB amplifiers yakajairika mudzimba dzemitambo?
Kirasi AB amplifiers inosanganisa yakanaka ruzha uye kuchengetedza simba. Vanocheka kukanganisa nezvikamu zvechiratidzo zvakapfuura uye vanoshandisa simba shoma pane Kirasi A amplifiers. Izvi zvinovaita sarudzo huru yedzimba dzemitambo uye nyanzvi dzemanzwi setups.
Ndinosarudza sei amplifier chaiyo?
Funga nezvezvaunonyanya kuda. Kuti uwane ruzha rwakajeka, sarudza ma amplifiers eClass A kana AB. Kuti uchengetedze simba, sarudza Kirasi D. Kana uchida simba rakasimba remabasa eRF , shandisa Kirasi C. Enzanisa amplifier nebasa rako chairo.
Zano: Tarisa simba remudziyo wako uye mashandiro azvo usati wasarudza amplifier.
