La 23 Tšitoe 15:12:07 CST 2021
Karolo ea mantlha ea microphone ea condenser ke hlooho ea pole, e entsoeng ka lifilimi tse peli tsa tšepe;Ha leqhubu la molumo le baka ho sisinyeha ha lona, sebaka se fapaneng sa filimi ea tšepe se baka matla a fapaneng mme se hlahisa hona joale.Hobane hlooho ea palo e hloka motlakase o itseng bakeng sa polarization, li-microphone tsa condenser hangata li hloka ho sebelisa matla a phantom ho sebetsa.Maekerofounu ea Condenser e na le litšobotsi tsa kutlo e phahameng le tataiso e phahameng.Ka hona, e sebelisoa ka kakaretso ho 'mino o fapaneng oa litsebi, ho rekota lifilimi le thelevishene, e leng ntho e tloaelehileng haholo setsing sa ho rekota.
Mofuta o mong oa microphone oa condenser o bitsoa electret microphone.Microphone ea Electret e na le litšobotsi tsa molumo o monyenyane, mefuta e mengata ea maqhubu, botšepehi bo phahameng le theko e tlaase.E 'nile ea sebelisoa haholo lisebelisoa tsa puisano, lisebelisoa tsa ntlo le lihlahisoa tse ling tsa elektronike.Ha li-microphone tsa electret li hlahisoa, diaphragm e 'nile ea e-ba tlas'a phekolo ea polarization e phahameng ea motlakase' me e tla lefisoa ka ho sa feleng, kahoo ha ho hlokahale ho eketsa matla a eketsehileng a polarization.Bakeng sa ho khoneha le litlhoko tse ling, microphone ea electret condenser e ka etsoa e nyenyane haholo, kahoo e tla ama boleng ba molumo ho isa tekanyong e itseng.Empa ka khopolo, ha hoa lokela ho ba le phapang e ngata ka boleng ba molumo pakeng tsa li-microphone tsa electret tsa boholo bo lekanang le li-microphone tsa setso tsa condenser tse sebelisoang haholo li-studio tsa ho rekota.
Maekerofounu ea lebitso la Sechaena lebitso la kantle ho maekerofounu ea condenser alias condenser maekrofono molao-motheo o tšesaane haholo oa filimi e kentsoeng ka khauta e ngata P farad internal resistance g ohm level e na le thepa e theko e tlase, molumo o monyane le kutlo e phahameng.
lethathamo la libuka
1 molao-motheo oa ho sebetsa
2 likarolo
3 sebopeho
4 morero
Mosebetsi oa ho hlophisa le ho hasanya
Microphone ea condenser
Microphone ea condenser
Molao-motheo oa ho nka molumo oa microphone ea condenser ke ho sebelisa filimi e tšesaane ka ho fetisisa e entsoeng ka khauta e le palo e le 'ngoe ea capacitor, e arohaneng ka karolo ea leshome ea millimeter, le electrode e' ngoe e tsitsitseng, e le ho etsa capacitor ea P farads tse 'maloa.Electrode ea filimi e fetola matla a capacitor mme e etsa pontšo ea motlakase ka lebaka la ho sisinyeha ha leqhubu la molumo.Hobane capacitance ke P farads tse seng kae feela, khanyetso ea eona ea ka hare e phahame haholo, Fihla boemo ba G ohms.Ka hona, potoloho ea hlokahala ho fetolela phepelo ea G ohm hore e be tšitiso e akaretsang e ka bang 600 ohm.Potoloho ena, eo hape e tsejoang e le "pre amplification circuit", hangata e kopantsoe ka hare ho microphone ea condenser 'me e hloka "phepelo ea matla a phantom" ho matlafatsa potoloho.Ka lebaka la ho ba teng ha potoloho ena ea pele ho amplification, li-microphone tsa condenser li tlameha ho tsamaisoa ke phepelo ea motlakase ea phantom ho sebetsa ka mokhoa o tloaelehileng.Li-microphone tsa Condenser + phantom power supply hangata li na le kutloelo-bohloko haholo, tse nang le kutloelo-bohloko ho feta li-microphone tse tloaelehileng tse matla.Ka mantsoe a mang, matla a phantom a hlokahala bakeng sa li-microphone tsa condenser hore li tlalehe hore na li sebelisoa lik'homphieutha kapa lisebelisoa tse ling, 'me molumo o rekotiloeng o ke ke oa ba o monyenyane ho feta oa li-microphone tse matla.[1]
Feature editing le kgaso
Mofuta ona oa maekrofono ke oona o atileng haholo hobane o theko e tlase, o nyane ebile o sebetsa hantle.Ka linako tse ling e boetse e bitsoa microphone.Molao-motheo o tobileng ke o latelang: holim'a lera le khethehileng la thepa, ho na le tefiso.Tefiso mona ha e bonolo ho e lokolla.Ha batho ba bua, filimi e qosoang ea thothomela.Ka lebaka leo, sebaka se pakeng tsa sona le poleiti e itseng se lula se fetoha, se fella ka phetoho ea bokhoni.Hape, kaha tefiso ho eona e lula e sa fetohe, motlakase o tla boela o fetohe ho ea ka q = Cu, Ka tsela ena, letšoao la molumo le fetoloa letšoao la motlakase.Lets'oao lena la motlakase hangata le eketsoa ho FET ka har'a maekrofono ho holisa lets'oao.Ha u hokahanya le potoloho, ela hloko khokahano ea eona e nepahetseng.Ho feta moo, li-microphone tsa piezoelectric le tsona li sebelisoa ka tloaelo lisebelisoa tse ling tse tlaase.Joalokaha ho bontšitsoe setšoantšong sa 1.
Karolo ea mantlha ea microphone ea condenser ke hlooho ea sethala, e entsoeng ka lifilimi tse peli tsa tšepe;Ha leqhubu la molumo le baka ho sisinyeha ha lona, sebaka se fapaneng sa filimi ea tšepe se baka matla a fapaneng mme se hlahisa hona joale.Li-microphone tsa Condenser hangata li hloka phepelo ea motlakase ea 48V phantom, lisebelisoa tsa maekrofono tse holisang maekrofono kapa motsoako ho sebetsa.
Maekerofounu ea Condenser ke e 'ngoe ea mefuta ea khale ka ho fetisisa ea li-microphone, e ka salang morao ho tloha qalong ea lekholo la bo20 la lilemo.Ha ho bapisoa le mefuta e meng ea li-microphone, sebopeho sa mochine oa li-microphone tsa condenser ke sona se bonolo ka ho fetisisa.Haholo-holo ke ho maneha diaphragm e tšesaane e otlolohileng holim'a letlapa la tšepe le bitsoang "back plate", 'me u sebelise sebopeho sena ho theha capacitor e bonolo.Ebe u sebelisa mohloli oa motlakase o kantle (hangata phepelo ea matla a phantom, empa li-microphone tse ngata tsa condenser le tsona li na le sesebelisoa sa tsona sa phepelo ea motlakase) ho fana ka matla ho capacitor.Ha khatello ea molumo e sebetsa ho diaphragm, diaphragm e tla etsa ho sisinyeha hanyenyane ho fapaneng hammoho le waveform, ebe ho sisinyeha hona ho tla fetola motlakase oa tlhahiso ka phetoho ea matla, e leng pontšo ea tlhahiso ea microphone.Ha e le hantle, li-Microphone tsa capacitance li ka boela tsa aroloa ka mefuta e mengata, empa molao-motheo oa bona oa ho sebetsa o tšoana.Hajoale, microphone e tsebahalang haholo ea condenser ke U87 e hlahisoang ke Neumann.[2]
Tlhophiso ea sebopeho le khaso
Molao-motheo oa condenser microphone
Molao-motheo oa condenser microphone
Sebopeho se akaretsang sa microphone ea condenser se bontšoa setšoantšong "molao-motheo oa microphone ea condenser": lipoleiti tse peli tsa electrode tsa capacitor li arotsoe likarolo tse peli, tse bitsoang diaphragm le electrode ea morao ka ho latellana.Maekerofounu e le 'ngoe ea diaphragm pole hlooho, diaphragm le palo e ka morao li fumaneha ka mahlakoreng ka bobeli, hlooho e habeli ea diaphragm, palo e ka morao e bohareng, mme diaphragm e fumaneha mahlakoreng ka bobeli.
Tsamaiso ea microphone ea condenser e finyelloa ka moralo o hlokolosi le ho lokisa tsela ea acoustic ka lehlakoreng le leng la diaphragm, e bapalang karolo e kholo liketsahalong tse fapaneng tsa ho rekota, haholo-holo ka nako e le 'ngoe le ho rekota ka nako e le 'ngoe.
Ha re bua ka kakaretso (ntle le 'nete), li-microphone tsa condenser li phahametse li-microphone tse matla ka kutloisiso le karabelo e phahameng ea maqhubu (ka linako tse ling e tlaase).
Sena se amana le molao-motheo oa ho sebetsa oa hore li-microphone tsa condenser li hloka ho fetolela mats'oao a molumo hore e be a hona joale pele.Ka kakaretso, diaphragm ea li-microphone tsa condenser e tšesaane haholo, e leng bonolo ho sisinyeha ka tlas'a tšusumetso ea khatello ea molumo, e leng se bakang phetoho e lumellanang ea motlakase pakeng tsa diaphragm le mokokotlo o ka morao oa phaposi ea diaphragm.Phetoho ena ea motlakase e tla holisoa ke preamplifier ebe e fetoloa hore e be tlhahiso ea lets'oao la molumo.
Ha e le hantle, preamplifier e boletsoeng mona e bua ka amplifier e hahiloeng ka har'a microphone, ho e-na le "preamplifier", ke hore, preamplifier ho motsoako kapa sebopeho.Hobane sebaka sa diaphragm sa maekrofono oa condenser se senyane haholo, se na le kutloelo-bohloko haholo ho mats'oao a molumo o tlase kapa o phahameng haholo.Ke 'nete.Bongata ba li-microphone tsa condenser li khona ho tšoara melumo eo batho ba bangata ba sa e utloeng.[2]
Morero edita kgaso
Maekerofounu ea Condenser ke microphone e ntle ka ho fetisisa bakeng sa ho rekota.Tšebeliso ea eona e kenyelletsa solo, saxophone, flute, pipe ea tšepe kapa lehong la lehong, katara ea acoustic kapa acoustic bass.Maekerofounu ea Condenser e loketse sebaka sefe kapa sefe moo ho hlokahalang boleng ba molumo le molumo oa boleng bo holimo.Ka lebaka la sebopeho sa eona se thata le bokhoni ba ho sebetsana le khatello e phahameng ea molumo, li-microphone tsa condenser ke khetho e ntle ka ho fetisisa bakeng sa ho matlafatsa molumo o phelang kapa ho rekota ho phela.E ka nka moropa oa leoto, katara le sebui sa bass.[3]
Nako ea poso: Aug-28-2023