An amplifier circuit ndiyo yakakosha yemagetsi system. Inoita kuti zviratidzo zvisina simba zvisimbe. Aya maseketi anobatsira kuvandudza ruzha, vhidhiyo, kana mamwe masaini mumidziyo. Izvo zvakakosha mumagetsi. Amplifiers anoita masaini akasimba zvakakwana kune vatauri, skrini, kana zvimwe zvinobuda.
Amplifiers anobatsira chaizvo nhasi. Tarisa zvinhu izvi:
Musika wepasi rose weaudio amplifiers waikosha mabhiriyoni gumi nemashanu emadhora muna 15. Inogona kukura kusvika pamabhiriyoni makumi maviri nemashanu panosvika 2023, nekukura kwepagore ne25%.
Amplifiers akakosha mumidziyo yakaita senharembozha, maTV, uye mataurirwo asina waya. Midziyo iyi chikamu chehupenyu hwezuva nezuva.
Vanhu vanoda zvirinani ruzha uye smart tekinoroji. Izvi zvinoratidza kuti sei amplifiers akakosha kune zvakabatana zviitiko.
Zvitsva Zvitsva
Amplifier maseketi anoita zviratidzo zvisina simba yakasimba kune zvishandiso sezvitauriri.
Kune akasiyana amplifiers, semagetsi uye anoshanda, emamwe mabasa.
Kuziva mhando dzeamplifier (A, B, AB, C, D) kunobatsira kusarudza iyo chaiyo.
Biasing maseketi anochengeta amplifiers akadzikama uye anomisa kukanganiswa kwenzwi.
Amplifiers akakosha mumasisitimu enzwi, maturusi ekutaurirana, uye midziyo yekurapa.
Chii chinonzi Amplifier Circuit?
Tsanangudzo uye Chinangwa
An amplifier circuit chikamu chakakosha chemagetsi. Zvinotora chiratidzo chisina simba uye chinoita kuti chive chakasimba. Ichi chiratidzo chakasimba chinogona kushandiswa nemidziyo yakaita sematauri kana masikirini. Funga nezvazvo sechishandiso chinosimudzira masaini emagetsi kuti aite basa.
Amplifiers akakosha kwazvo mune tekinoroji yemazuva ano. Vanochengeta zviratidzo zvakajeka uye zvakasimba panguva yekushandiswa. Semuenzaniso, mumaodhiyo masisitimu, maamplifiers anoita kuti masaini anonzwika awedzere kune vatauri. Mumidziyo yekutaurirana, vanobatsira masaini kufamba kure pasina kurasikirwa nemhando.
Kuti unzwisise amplifiers, unofanirwa kuziva maitiro avo makuru. Izvi zvinosanganisira kuwedzera kwemagetsi, kuwedzera simba, uye kushanda zvakanaka. Tafura iri pazasi inotsanangura zvinhu izvi:
Parameter | tsananguro |
|---|---|
Voltage Gain | Yakawanda sei iyo inobuda voltage inowedzera kana ichienzaniswa neyekuisa. |
Kuwana Simba | Yakawanda sei simba rekubuda rinowedzera kana richienzaniswa nekupinda. |
Ruzha Rwokupinza Rakaenzana | Iyo ruzha level pane inobuda yakakamurwa nevolti gain. |
Bandwidth | Iyo mhando yemafrequency uko iyo amplifier inoshanda zvakanyanya. |
kunyatsoshanda | Simba rakawanda sei rinoshandiswa zvinobudirira neamplifier. |
Simuka Nguva | Inokurumidza sei kubuda kubva pasi kusvika kumusoro. |
Kugadzirisa Nguva | Inguva yakareba sei iyo inobuda inotora kuti igadzikane mushure mekuchinja. |
Kupfuura | Yakawanda sei iyo inobuda inoenda pamusoro pekukosha kwayo kwekupedzisira panguva yekuchinja. |
Aya maficha anoratidza kuti amplifier inoshanda sei mumamiriro akasiyana. Kudzidza nezvavo kunokubatsira kuona kuti sei amplifiers achibatsira mumagetsi.
Kukosha muKugadzira Chiratidzo uye Zvemagetsi
Amplifiers akakosha pakuchengeta masaini akasimba uye akajeka. Vanoshanda zvakanaka kunyange mumamiriro ezvinhu akaoma. Semuenzaniso, mumafekitori, amplifiers anovandudza chiratidzo chechokwadi uye kuvimbika. Inopfuura hafu yemaindasitiri masisitimu anoshandisa amplifiers kuita maitiro ari nani.
Amplifiers akakoshawo mumidziyo yemazuva ese. Mafoni, maTV, uye matauriro asina waya anoashandisa kupa ruzha rwakanyanya uye vhidhiyo mhando. Midziyo inotakurika inowanzo shandisa yakakosha amplifiers inochengetedza bhatiri uchishanda nemazvo. Aya amplifiers anogadzirisa mashandisirwo emagetsi kuti arambe achishanda zvakanaka.
Tafura iri pazasi inoratidza kuti amplifiers akaiswa sei nemhando yechiratidzo, kuseta, uye frequency:
Rudzi rweChiratidzo | Type of Configuration | kupatsanura | Frequency yeKushanda |
|---|---|---|---|
Chiratidzo Chidiki | Common Emitter | Kirasi A Amplifier | Direct Yazvino (DC) |
Chiratidzo Chikuru | Common Base | Kirasi B Amplifier | Audio Frequencies (AF) |
Common Collector | Kirasi AB Amplifier | Radio Frequencies (RF) | |
Kirasi C Amplifier | VHF, UHF, uye SHF Frequencies |
Kuziva mapoka aya kunokubatsira kutora amplifier yakakodzera yeprojekti yako. Kunyangwe iwe uri kuvaka dunhu rakareruka kana yakaoma sisitimu, kunzwisisa izvi zvakadzama kunobatsira zvikuru.
Mhando dzeAmplifaya
Amplifiers ane marudzi akasiyana, rimwe nerimwe rakagadzirirwa mabasa chaiwo. Kuziva mhando idzi kunokubatsira kusarudza iyo yakakodzera kune zvaunoda.
Zvisina Simba Signal Amplifiers
Iyo isina simba chiratidzo amplifier inoita masaini madiki akasimba kuti awedzere kushandiswa. Izvi zvakakosha mumidziyo yakaita seredhiyo uye ma scanner ekurapa. Vanobatsira kuona zviratidzo zvisina kusimba. Akakosha masikirwo emasaini amplifiers anosanganisira:
Gain: Yakanyanya kusimba iyo inobuda chiratidzo pane yekuisa.
Noise figure: Yakawanda sei ruzha rwekuwedzera iyo amplifier inowedzera.
Linearity: Kugona kukwidziridza pasina kushandura chimiro chechiratidzo.
Power kunwa: Simba rinoshandiswa neamplifier kushanda.
Mufananidzo wekukodzera (FOM): Chibodzwa chinosanganisa kugona uye kuita.
Weak signal amplifiers anowanzo gadzirirwa kuderedza ruzha. Somuenzaniso, muredhiyo, vanoita zviratidzo zvisina simba zvikuru vachizvichengeta zvakajeka.
Simba Amplifier Circuits
Magetsi emagetsi anogadzirwa kuti abate akakwira-simba zvinobuda senge vatauri kana antennas. Izvi zvinoshandiswa mumaodhiyo masisitimu, kutepfenyura, uye michina isina waya. Ivo vanotarisa pakupa simba rakasimba rekubuda nepo vachigara vachibudirira. Asi, vanogona kukanganisa masaini pamhepo huru.
Masimba amplifiers akaiswa muboka neavo ekudzora mapindiro uye mashandisiro. Tafura iri pazasi inoratidza mamwe marudzi akajairika:
Amplifier Type | Advantages | payakaipira | Chengetedza Kuisa | Kushandisa/Zvishandiso |
|---|---|---|---|---|
Voltage-Controlled Amplifiers | Flexible, inogadziriswa kuwana | Inogona kunge isina kugadzikana, zvinoenderana nemutoro | Voltage | Maodhiyo masisitimu, masaini eredhiyo, masaini efoni |
Iyezvino-Kudzorwa Amplifiers | Yakanaka kune yakaderera-impedance mitoro, nyore dhizaini | Inonzwa kurodha shanduko, shoma shoma | zvemazuvano | Yazvino-modhi yekutaurirana masisitimu, mamwe maaudio application |
Power Amplifiers | Inotyaira mitoro yepamusoro-simba, inoshanda | Inogona kukanganisa pamafambisirwo epamusoro, akawanda | Voltage/Iyezvino | Nhepfenyuro masisitimu, maodhiyo masisitimu, kutaurirana pasina waya |
Masimba amplifiers anovimbisa midziyo senge vatauri uye ma transmitters anoshanda nemazvo.
Voltage, Yazvino, uye Inoshanda Amplifiers
Amplifiers anogona zvakare kuiswa muboka nerudzi rwechiratidzo chavanosimudzira.
Voltage amplifiers: Boost voltage masaini, anoshandiswa mumaodhiyo uye vhidhiyo masisitimu.
Zvigadziriso zvazvino: Shanda zvakanaka ne-low-impedance mitoro, inoshandiswa muzvino-based systems.
Operational amplifiers (op-amps): Yakanyanya kuchinjika, inoshandiswa kusefa, masaini kugadzirisa, uye masvomhu mabasa.
Imwe-nhanho amplifier, senge op-amp, inogona kuita mabasa mazhinji. Aya amplifiers akakosha mumagetsi emazuva ano, kubva pakutamba mimhanzi kusvika pakugadzirisa matambudziko akaomarara.
Mashandiro Anoita Amplifier Circuits
Zvikamu zvakakosha (Transistors, Resistors, Capacitors)
Amplifier maseketi anoda zvikamu zvitatu zvikuru: transistors, resistors, uye capacitors. Chikamu chimwe nechimwe chine basa chairo kuita kuti dunhu rishande zvakanaka.
Transistors: Aya ndiwo makuru ekukudza zvikamu. Vanodzora kuyerera kwezvino uye vanowedzera simba rechiratidzo. Transistors seBJTs uye MOSFETs akajairika mune amplifiers. Zvimiro zvavo, sekuwana uye kugona, zvinokanganisa mashandiro anoita dunhu.
Resistors: Resistors inobata ikozvino uye voltage. Vanoisa mazinga ekushanda akachengeteka uye vanochengetedza dunhu rakagadzikana. Resistors inobatsirawo ne impedance uye kutonga kwekushisa, izvo zvakakosha pakushanda zvakanaka.
Capacitors: Macapacitors anochengetedza simba uye anoita mabasa mazhinji. Vanobatanidza masaini pakati pezvinhanho, kuderedza ruzha, uye kudzikamisa magetsi. Izvi zvinobatsira kuchengetedza chiratidzo chekubuda chakachena uye chakajeka.
Tafura iri pazasi inoratidza mabasa avo nemhedzisiro:
chikamu | basa | Mhedzisiro paDunhu |
|---|---|---|
Transistors | Dzora ikozvino, wedzera simba rechiratidzo | Kukanganisa kuwana, simba, uye kushanda zvakanaka |
Resistors | Tonga ikozvino, isa voltage mazinga | Batsira nekugadzikana, impedance, uye mazinga echiratidzo |
Capacitors | Chengetedza simba, kuderedza ruzha, zviratidzo zvakadzikama | Chengeta zviratidzo zvakachena uye zvakagadzikana |
Sei Kurerekera Masekete Ane Basa Kuti Uwane
Biasing masekete ndiwo kiyi pakuita kuti amplifiers ashande nemazvo. Vanoisa mamiriro akakodzera ekuti amplifier igare yakagadzikana uye ichipa inowirirana kuwana. Anenge ese maamplifiers anoshandisa biasing circuits kuchengetedza transistors munzvimbo inoshanda kuti ishande zvakanaka.
Biasing inodzora voltage uye ikozvino kuenda kune transistor. Izvi zvinomisa kukanganisa uye kuchengetedza kuwedzera kweamplifier kwakadzikama. Semuyenzaniso, mumavoltage amplifiers, kurerekera kunovimbisa kuti mubairo unoramba wakafanana kunyangwe masaini ekupinza achinja. Biasing inobatsirawo dunhu kubata tembiricha shanduko inogona kukanganisa transistors.
Feedback matunhu anowanzo shanda nekurerekera divi rimwe chete. Mukushanda amplifiers, mhinduro inovandudza kugadzikana uye kurongeka. Yakavharwa-loop setups ine mhinduro inopa zvirinani kuwana uye frequency control pane yakavhurika-loop. Izvi zvinovaita vakakurisa kune chaiwo maturusi semidziyo yesainzi uye masisitimu ekutaurirana.
Makwitsirwo Anoitwa Zviratidzo
Amplifiers anoshandura masaini asina simba kuita akasimba. Izvi zvinoitika mumatanho, nhanho imwe neimwe ichiwedzera kune yekupedzisira kuburitsa. Heino chidimbu chakareruka:
Input Signal: Iyo amplifier inowana chiratidzo chisina simba, senge wave wave kana pulse.
Voltage Boost: Nhanho yekutanga inowedzera simba rechiratidzo ichichengeta chimiro chayo.
Kuwedzera Kwazvino: Tevere, ikozvino chiratidzo chinowedzerwa kubata yakaderera-impedance zvishandiso senge vatauri.
Simba Kuwedzera: Yekupedzisira nhanho inosanganisa voltage uye ikozvino inosimudzira kuita kuti chiratidzo chive chakasimba zvakakwana kuti chishandiswe.
Kubuda Kwacho Signal: Chiratidzo chakasimudzirwa chinotumirwa kumudziyo, semutauri kana skrini.
Operational amplifiers inosanganisa nhanho idzi kuita imwechete unit. Iwo anochinjika uye anogona zvakare kusefa masaini kana kuita masvomhu mabasa. Feedback circuits inoita kuti hurongwa huve hwakarurama uye hugadzikane, kuve nechokwadi chekubuda kwacho kwakavimbika.
Nekudzidza nhanho idzi, unogona kuona kuti amplifiers anoshandura sei masaini asina simba kuita akasimba, achisimbisa akawanda emagetsi zvigadzirwa.
Amplifier Makirasi uye Hunhu Hwavo
Amplifier makirasi akaunganidzwa nemabatiro avanoita masaini uye nguva yavo yekushanda. Kirasi yega yega ine hunhu hwakakosha, huchiita kuti ive yakanaka kune mamwe mashandisiro. Ngatitarisei makirasi akajairwa: Kirasi A, Kirasi B, uye Kirasi AB.
Kirasi A Amplifiers
Kirasi A amplifiers anoshanda nguva dzese (360 madhigirii echiratidzo). Izvi zvinoreva kuti inobuda inogara iripo, ichipa masaini akajeka asina kukanganisa kudiki. Iwo akakurisa kumabasa anoda chaiyo ruzha, senge emhando yepamusoro maodhiyo masisitimu.
Zvinhu Zvikuru:
Inogara ichishanda, ichipa zviratidzo zvakajeka uye zvakatsetseka.
Kushanda kwakaderera, kwakatenderedza 25%, sezvo simba rakawanda rinoshanduka kuita kupisa.
MaTransistors anogara achishanda, achibatsira nekutsiga kusimba kwechiratidzo.
chitsamba: Kirasi A amplifiers akajeka kwazvo asi anoparadza simba, saka haana kunaka kune yakakwirira-simba mabasa.
Kirasi B Amplifiers
Kirasi B amplifiers anoshanda kwehafu yenguva yechiratidzo (180 madhigirii). Iwo anoshanda zvakanyanya kupfuura Kirasi A asi anogona kukonzera kukanganisa kwecrossover kana uchichinja pakati pemasaini mahafu. Zvakadaro, anoshandiswa mumaodhiyo neredhiyo masisitimu uko kuchengetedza simba kunokosha.
mamiriro | Chikoro A | Class B |
|---|---|---|
kunyatsoshanda | Pazasi (~25%) | Pakati nepakati (~50%) |
Linearity | High | eresera |
Harmonic Zvemukati | Low | Zvimwe zvinoonekwa |
Input Drive Inodiwa | Low | High |
zvayakanakira:
Kuita zvirinani pane Kirasi A amplifiers.
Yakanakira mabasa epakati-simba.
nezvayakaipira:
Crossover kukanganisa kunogona kuderedza chiratidzo chemhando.
Kirasi AB Amplifiers
Kirasi AB amplifiers anosanganisa Kirasi A uye Kirasi B magadzirirwo. Vanoshanda kweinopfuura hafu asi isingasviki nguva yakazara yechiratidzo (180-360 madhigirii). Iyi dhizaini inodzikisira kukanganisa kwecrossover uye inovandudza kushanda zvakanaka kana ichienzaniswa neKirasi A.
Hunhu Hunokosha:
Kubudirira kuri pakati nepakati kusvika pakakwirira, zvichibva pakuseta.
Masaini akajeka kupfuura Class B amplifiers.
Inobatsira pakuteerera uye kutepfenyura masisitimu.
Sezvaunofamba kubva kuKirasi A kuenda kuAB, pane chiyero pakati pekushandiswa kwesimba uye kujeka kwechiratidzo. Kirasi AB amplifiers inoshanduka uye inokodzera zvakawanda zvinodiwa.
Kirasi C Amplifiers
Kirasi C amplifiers inoshanda isingasviki hafu yekutenderera kwechiratidzo. Vanowanzo shanda pakati pe0 ° ne90 ° yekona yekuitisa. Aya amplifiers anoshanda zvakanyanya, kazhinji anopfuura 78.5%, uye dzimwe nguva anogona kusvika angangoita 100%. Asi uku kushanda kwepamusoro kunokonzera kukanganisa kwakawanda kwechiratidzo. Nekuda kweizvi, ivo havana kunaka kune maodhiyo masisitimu. Pane kudaro, anoshandiswa mumidziyo yakakwira-frequency senge maredhiyo, uko kushanda nesimba kunonyanya kukosha kupfuura masaini akajeka.
Vatsvagiri vakawana mamwe mafambiro anonakidza muKirasi C amplifiers:
Yakawedzera capacitance uye inductance mudunhu inogona kuita kuti amplifier iite zvisingatarisike.
Nonlinear mhinduro, inotsanangurwa nemamwe mabasa esvomhu, inokanganisa maitiro eamplifier.
Bipolar transistors mudunhu inogona kukonzera chaotic kuita pasi pemamwe mamiriro.
Kuziva ruzivo urwu kunobatsira mainjiniya kugadzira zvirinani maseketi ekushandiswa kwepamusoro-frequency.
Kirasi D Amplifiers
Kirasi D amplifiers anoshanda zvakasiyana kubva kune mamwe marudzi. Panzvimbo pekusimudzira masaini nguva dzose, vanoshandisa pulse-width modulation (PWM) kana nzira dzakafanana. Izvi zvinoreva kuti transistors chinja nekudzima nekukurumidza. Iyi dhizaini inoderedza kurasikirwa kwesimba, ichiita Class D amplifiers kunyatsoshanda-kazhinji pamusoro pe90%. Iwo akajairika mune zvemazuva ano maodhiyo masisitimu nekuti anopa simba repamusoro nekupisa kushoma.
Kubatsira kukuru kweKirasi D amplifiers ndiko kugona kwavo. Nekudaro, ivo vanoda mafirita akakosha kuti abvise ruzha rwakakonzerwa nekuchinja nekukurumidza. Kana akagadzirwa zvakanaka, aya amplifiers anoshanda zvakanaka kune odhiyo uye mamwe akaderera-frequency mabasa.
Kubudirira uye Kuitisa Angle Kuenzanisa
Kushanda kweamplifier kunoenderana nekuita kwayo kona. Tafura iri pazasi inoratidza kuti akasiyana amplifier makirasi anoenzanisa sei:
Amplifier Kirasi | Conduction Angle | Kubudirira (%) |
|---|---|---|
Chikoro A | 360 ° | 20-30 (max 50) |
Class B | 180 ° | max 78.5 (chaiyo ~70) |
Kirasi AB | 180 ° -360 ° | pakati peKirasi A neB |
Kirasi C | 0 ° -90 ° | pamusoro pe78.5 (kusvika ku100) |
Kirasi C uye Kirasi D amplifiers ndiyo inonyanya kushanda. Izvi zvinovaita vakakurisa kune yakakwirira-simba kana yakakwirira-frequency mabasa. Asi iyo yakanyanya amplifier inoenderana nezvaunoda, senge masaini akajeka kana simba repamusoro.
Kushanda Kushandisa Amplifier Circuits
Amplifier maseketi akakosha munzvimbo dzakawanda, semimhanzi uye hutano hwehutano. Ngationei kuti vanovandudza sei magudzanzwi, maturusi ekurukurirano, uye michina yokurapa.
Sound Systems uye Nhepfenyuro
Amplifiers akakosha kune masisitimu ekurira uye kutepfenyura. Vanoita kuti zviratidzo zvenzwi zviwedzere uye zvakajeka. Mune masisitimu ekurira, amplifiers anosimbisa masaini asina simba kune vatauri vemagetsi. Izvi zvinodikanwa kune ruzha rukuru mudzimba dzemitambo, makonzati, uye masitudiyo.
Nhepfenyuro inoshandisa maamplifaya emagetsi kutumira masaini kure kure. Aya amplifiers anobatsira maredhiyo neTV masaini kusvika kunzvimbo dziri kure pasina kurasikirwa nemhando. Semuyenzaniso, nhepfenyuro dzinotepfenyura dzinoshandisa magetsi amplifiers kusimudzira masaini. Wireless transmitters anoashandisawo kutaurirana kwakasimba pamadaro mahombe.
Tafura iri pazasi inoratidza kuti amplifiers anoshandiswa sei mukunzwika uye kutepfenyura:
Shandisa Nzvimbo | chinangwa |
|---|---|
MaAmplifaya eMasimba muNhepfenyuro | Wedzera masiginecha mukutepfenyura uye mawaya ekutumira kune simba riri nani. |
High-End Audio Systems | Ita masaini masaini akasimba kuti ave neruzha rwakajeka mudzimba nemastudio. |
Mutauri Kutyaira | Vatauri vemagetsi vane yakaderera yekupinza impedance yekubuda kwepamusoro. |
Yakareba-Range Transmission | Batsira antenna kutumira masaini kure nesimba rakasimba. |
Aya mashandisiro anoratidza kuti amplifiers anonatsiridza sei ruzha uye masaini renji mune ruzha uye nhepfenyuro masisitimu.
Maturusi Ekutaurirana
Amplifiers anochengeta masaini akasimba uye akajeka mumidziyo yekutaurirana. Mafoni, maredhiyo, uye masetiraiti anoshandisa amplifiers kutumira uye kugadzirisa masaini zvakanaka. Voltage amplifiers inoita masaini asina simba akasimba kuti vafambe kure vasina kurasikirwa nemhando.
Kukurukurirana kwemazuva ano kunoshandisawo maamplifaya anoshanda kugadzirisa zviratidzo. Aya amplifiers anobvisa ruzha uye anochengeta masaini akajeka kuitira kutaurirana kuri nani. Semuenzaniso, mumatambo asina waya, amplifiers anowedzera simba rechiratidzo chekushandisa kureba.
Nekuita kuti zviratidzo zvisimbe uye zvijeke, maamplifiers anoita kuti maturusi ekutaurirana ashande zvirinani uye akavimbika.
Medical mano
Amplifiers akakosha zvakanyanya mumidziyo yekurapa. Vanoita kuti zviratidzo zvemuviri zvisina simba zvisimbe pakuyedzwa chaiko. Semuyenzaniso, maamplifiers anoshanda anowedzera masiginecha madiki sekurohwa kwemoyo kana brainwaves, ayo asina kusimba kudzidza zvakananga.
Kusiyanisa amplifiers kunobatsira mune zvekurapa zvishandiso. Ivo vanowedzera mutsauko pakati pezvikwangwani zviviri uku uchiregeredza ruzha. Izvi zvinobatsira mumichina yeECG, uko zviratidzo zvakachena zvinodiwa. Operational amplifiers zvakare ine yakakwirira yekupinza kuramba, iyo inochengeta yekutanga chiratidzo chisina kuchinjika.
Amplifiers anoita kuti zviratidzo zvemuviri zvisina simba zvisimbe kuti zviedze zviri nani.
Differential amplifiers inocheka ruzha rwemhinduro dzekurapa dzakakwana.
Yakakwira yekupinza kuramba inochengeta masaini akajeka pasina shanduko.
Aya maficha anoita kuti amplifiers ave akakosha mumidziyo yekurapa, kubva pakutarisa akakosha masaini maturusi epamusoro ekufungidzira.
Maindasitiri neSainzi Zvikumbiro
Amplifiers akakosha zvakanyanya mumafekitori nesainzi labs. Vanoita kuti zviratidzo zvisimbe uye zvinyatsojeka, izvo zvinobatsira maturusi epamusoro kushanda zvirinani. Unogona kuzviwana munzvimbo dzakaita semafekitori otomatiki uye michina yekutsvagisa.
Mumafekitori, amplifiers anovandudza mashandiro anoita masensa uye masisitimu ekudzora. Vanosimudzira masaini asina kusimba kubva kuma sensors kuti ape kuverenga chaiko. Izvi zvinobatsira nemabasa akaita sekuchengetedza tembiricha yakatsiga kana kufambisa maoko emarobhoti. Amplifiers anoshanda nemazvo, nekushandiswa kwesimba pakati pe72% ne87.6%. Simba Ravo Rakawedzerwa Kubudirira (PAE) rinogona kukwira kusvika ku80%, zvichiita kuti vavimbike kunyange mumamiriro ezvinhu akaoma.
Musainzi, amplifiers anoshandiswa kuunganidza nekugadzirisa data. MaLab anoashandisa mumidziyo yakaita seoscilloscopes uye spectrometers kudzidza masaini nemazvo. Mamwe maamplifiers ane kuwana kwe62.9449 dB uye Unity Gain Bandwidth ye33 MHz. Zvinhu izvi zvinobatsira masayendisiti kuwana mhinduro dzakajeka uye dzakadzama. Saizi yavo idiki, ingori 0.001476 μm², inoita kuti ive yakakwana kune dzakasimba nzvimbo.
Heino tafura yakapfava inoratidza kiyi amplifier maficha esainzi:
mamiriro | ukoshi |
|---|---|
Gain | 62.9449 dB |
CMRR | 92.8079 dB |
Kubatana Kuwana Bandwidth | 33 MHz |
zera | 0.001476 μm² |
Magetsi | 3.3 V |
Amplifiers anoshandiswawo mumakina ane simba senge particle accelerators uye radio telescopes. Izvi zvinoda simba rekubuda pakati pe39.3 ne41 dBm yemabasa makuru. Amplifiers iva nechokwadi chekuti maturusi aya anoshanda nepaanogona nekusimudzira masaini nemazvo.
Mungave mufekitari kana murabhoritari, maamplifiers anopa chokwadi uye kuvimbika kunodiwa paruzivo rwechizvino-zvino.
Amplifier maseketi akakosha mumagetsi. Vanoita kuti zviratidzo zvisina simba zvisimbe kune zvakawanda zvinoshandiswa. Iwe wakadzidza nezvemhando dzakasiyana, senge voltage, yazvino, uye anoshanda amplifiers. Iwo akaiswawo mumakirasi, akadai seKirasi A, B, AB, C, uye D. Rudzi rumwe norumwe rune mashandisirwo anokosha. Semuenzaniso, mamwe akanakira maturusi ekurapa, nepo mamwe anoshanda nemazvo mumadhijitari masisitimu. Kuziva nezve amplifier kuwana uye maficha, senge voltage muganho uye frequency renji, inokubatsira kusarudza iyo chaiyo. Edza kudzidza zvakawanda kana kuvaka iri nyore amplifier kuti uone kuti inoshanda sei.
muromo: Tanga nemagadzirirwo ari nyore, senge-chikamu-amplifiers, kuti unzwisise izvo zvakakosha usati waedza zvakanyanya kuseta.
FAQ
Chii chinonzi amplifier circuit chinoita?
Seti yeamplifier inoita kuti zviratidzo zvisina simba zvisimbe. Inobatsira kuvandudza ruzha, vhidhiyo, kana data mumidziyo yakaita sematauri, maTV, uye mafoni. Izvi zvinoita kuti masaini akajeka uye akasimba zvakakwana kushandisa.
Ungasarudza sei amplifier yakakodzera?
Sarudza amplifier zvichienderana neprojekti yako inoda. Funga nezverudzi rwechiratidzo, frequency, uye simba. Zvekuteerera, shandisa Kirasi AB kana D amplifiers. Kune epamusoro-frequency mabasa, Kirasi C iri nani. Nyanisa amplifier kune zvinodiwa nemudziyo wako.
Sei amplifiers achida biasing circuits?
Biasing circuits inobatsira ma transistors kushanda nemazvo. Vanochengeta kuwana kwakadzikama uye vanomisa kukanganisa. Pasina kurerekera, maamplifiers anogona kusashanda nemazvo kana kupa zviratidzo zvisina kunaka. Kusarura kunobatsirawo nekushanduka kwekushisa.
Ko amplifiers anogona kubata masaini edhijitari?
Ehe, amplifiers anogona kushanda nemasaini edhijitari. Kirasi D amplifiers akanakira izvi. Vanoshandisa kukurumidza kuchinja kuti vawedzere masaini zvakanaka. Iwe unovaona mune zvemazuva ano zvekuteerera uye zvedhijitari.
Chii chiri kushandiswa amplifiers?
Operational amplifiers, kana op-amps, inobatsira zvikuru. Vanosefa masaini, vanoita masvomhu mabasa, uye vanowedzera masaini asina simba. Iwo anoshandiswa mumidziyo yekurapa, midziyo yesainzi, uye masisitimu ekuteerera. Kuchinja kwavo kunoita kuti vakoshese mumagetsi.
