Vhara shambadzo

Yekutanga iPhone yaive (pakati pezvimwe zvinhu) yakasarudzika pakuti yaive ne3,5mm audio jack. Kunyange zvazvo yakanga yakanyura zvishoma mumudziyo uye muzviitiko zvakawanda zvaive zvakakodzera kushandisa adapta, yakanga ichiri imwe yemapiyona ekuteerera mimhanzi kubva pafoni. Iyo iPhone 7 inoenda kunenge kwakatarisana. Izvozvo zvinorevei chaizvoizvo?

Iyo yakamisikidzwa, 6,35mm audio input/output connector sezvatinoiziva nhasi yakatangira kuma 1878. Iro diki 2,5mm uye 3,5mm shanduro dzakave dzakanyanya kushandiswa mumaredhiyo etransistor mumakore ekuma50 uye 60s uye 3,5 mm jack yakatanga kutonga musika wekuteerera mushure mekusvika kweWalkman muna 1979.

Kubva ipapo, yave imwe yeanonyanya kushandiswa tekinoroji zviyero. Inowanikwa mune akati wandei magadzirirwo, asi iyo stereo vhezheni ine vatatu vanobatika inooneka kazhinji. Pamusoro pezvakabuda zviviri, zvigadziko zvitatu nehafu zvemamilimita zvakare zvine chekuisa, nekuda kwekuti maikorofoni inogona zvakare kubatana (semuenzaniso EarPods ine maikorofoni yekufona) uye inopa simba kune yakabatana michina. Ndiyo nheyo yakapfava zvikuru, inovawo apo simba rayo nekuvimbika kunorara. Kunyangwe Jack anga asiri wemhando yepamusoro odhiyo yekubatanidza iripo payakadhindwa, seyese yakave yakanyanya kushanda, iyo ichiri nanhasi.

Kuenderana kwejeki hakugone kuwedzeredzwa. Nekudaro, kuvepo kwayo mune zvese zvevatengi uye zvisingaverengeki zvigadzirwa zvehunyanzvi zvine odhiyo yekubuda hazviiti kuti basa rive nyore kune vanogadzira mahedhifoni, vatauri uye maikorofoni madiki. Muchidimbu, inogona kutariswa semhando yedemocratising chinhu munyika yetekinoroji, zvirinani kune nharembozha.

Kune akawanda ekutanga uye makambani madiki etekinoroji anogadzira marudzi ese ezvishandiso anobaira mujeki ye3,5mm. Kubva kune magineti kadhi kuverenga kusvika kune ma thermometers uye magetsi emunda metres kusvika oscilloscopes uye 3D scanners, ese maturusi akadai angadai asina kuvapo dai pakanga pasina mugadziri anowanikwa nyore- kana chikuva-chakazvimiririra mwero. Izvo zvisingagoni kutaurwa nezvazvo, semuenzaniso, kuchaja tambo, nezvimwe.

Kutarisana neramangwana noushingi?

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Saka Apple yakasarudza kwete kungoenda "kune ramangwana" maererano nemahedhifoni, asiwo kune mamwe akawanda maturusi (ayo ramangwana rinogona kunge risipo zvachose). Padanho, Phil Schiller akanyanya kudana sarudzo iyi hongu ushingi. Hapana mubvunzo kuti aireva izvo Steve Jobs akambotaura nezve Flash: "Tiri kuyedza kugadzira zvigadzirwa zvakanaka zvevanhu, uye isu tine hushingi hwekutenda kwedu kuti ichi hachisi chinhu chinoita kuti chigadzirwa chive chikuru, isu' handisi kuzoiisa mairi.

“Vamwe vanhu havazvifarire uye vanozotituka […] asi isu tinozvitora toisa simba redu pamatekinoroji atinofunga kuti ari kukwira uye anokodzera vatengi vedu. Uye unozivei? Vanotibhadhara kuti tiite sarudzo idzodzo, kuita zvigadzirwa zvakanakisa. Kana tikabudirira, vanodzitenga, uye kana tikakundikana, ivo havazodzitengi, uye zvinhu zvose zvichagadziriswa.'

Zvinoita sekuti iwo chaiwo mazwi akafanana anogona kutaurwa nemumwe munhu (Steve Jobs?) Zvisinei, sezvaanoita nharo John gruber, Flash yaive nyaya yakasiyana zvakanyanya pane iyo 3,5mm jack. Izvo hazvikonzeri chero matambudziko, pane zvinopesana. Flash yaive tekinoroji isingavimbike ine humbowo husina kunaka maererano nekushandiswa kwesimba, kuita uye kuchengetedzeka.

Jack ane tekinoroji yakare, asi, zvirinani mumeso eruzhinji, haana hunhu hwakashata. Chinhu chimwe chete chinogona kutsoropodzwa pamusoro payo ndechekukanganisa kwayo kukuvadzwa kwemagetsi kunokonzerwa nekugadzirwa kwayo, matambudziko anogoneka nekutapurirana kwechiratidzo mumasoketi ekare uye majeki, uye dzimwe nguva ruzha rusingafadzi paunenge uchibatanidza. Saka chikonzero chekusiya jack chinofanira kunge chiri zvakanakira dzimwe nzira, pane zvisingabatsiri zvayo.

Pane chimwe chinhu chiri nani chingatsiva iyo 3,5mm jack?

Iyo jack ndeye analogi uye inokwanisa chete kupa huwandu hushoma hwesimba. Chiratidzo chinopfuura nepakati chekubatanidza hachichakwanisa kuchinjwa zvakanyanya, uye mutereri anoenderana nehardware yemutambi yemhando yekuteerera, kunyanya amplifier uye digital-to-analog converter (DAC). Dhijitari yekubatanidza seMheni inobvumira izvi zvishandiso kuti zvidzorerwe uye zvinopa yemhando yepamusoro kubuda. Nokuda kweizvi, hongu, hazvidikanwi kubvisa jack, asi kubviswa kwayo kunokurudzira mugadziri kuti awedzere hutsva hutsva.

Semuenzaniso, Audeze achangobva kuunza mahedhifoni ane ese ari amplifier uye anoshandura akavakirwa mukati mezvinodzora uye anokwanisa kupa iri nani ruzha kupfuura iwo mahedhifoni mamwechete ane 3,5mm analog jack. Hunhu hunowedzerwa nekugona kugadzirisa amplifiers uye converters zvakananga kune chaiwo mahedhifoni mhando. Pamusoro peAudeza, mamwe mabhureki akatouya nemheni mahedhifoni, saka hapana chikonzero chekunetsekana kuti panenge pasisina chekusarudza kubva mune ramangwana.

Sezvineiwo, iyo yakashata yekushandisa Mheni yekubatanidza ndeye kusapindirana kwayo, inova yakajairwa kune maApple connectors. Kune rimwe divi, akachinjira kune remangwana USB-C chiyero cheMacBooks matsva (mukuvandudza kwaakaita iye pachake), asi kune maPhones achiri kusiya vhezheni yake, yaanopa marezinesi uye kazhinji inoita kuti budiriro yemahara isagone.

Iri rinogona kunge riri dambudziko hombe nesarudzo yaApple yekubvisa iyo 3,5mm jack - haina kupa chero yakasimba yakakwana imwe nzira. Izvo hazvigoneke zvakanyanya kuti vamwe vagadziri vachinjire kuMheni, uye musika wekuteerera uchatsemuka. Kunyangwe isu tichifunga nezve Bluetooth seremangwana, zvinowanzoitika kune mafoni atove anayo - mamwe akawanda maodhiyo ekushandisa anongoishandisa kubatanidza mahedhifoni, saka zvingave zvisina kukodzera kuita - uye zvakare kuenderana. madonhwe anoitika. Panyaya iyi, zvinoita sekunge mamiriro ari mumusika weheadphones achadzokera kune zvazvaive kusati kwauya mafoni emazuva ano.

Zvakare, kana zvasvika pakubatanidza mahedhifoni asina waya kune smartphones, Bluetooth haisati yakwana kutsiva tambo. Iwo achangoburwa vhezheni yeiyi tekinoroji haifanire kunge isisina matambudziko nemhando yekurira, asi hapana pese padyo nevateereri vanogutsa vemafomu asina kurasikirwa. Nekudaro, inofanirwa kukwanisa kupa ruzha runogutsa rweinenge MP3 fomati ine bitrate ye256KB/s.

Mahedhifoni eBluetooth achavewo anonyanya kuenderana munyika ye smartphone, asi nyaya dzekubatanidza dzichamuka kumwe kunhu. Sezvo Bluetooth ichishanda pane imwechete frequency sehumwe matekinoroji akawanda (uye kazhinji kune akawanda maBluetooth-akabatanidzwa maturusi ari padyo), madonhwe echiratidzo anogona kuitika, uye mumatambudziko akanyanya, kurasikirwa kwechiratidzo uye kudiwa kwekugadzirisa zvakare.

Apple iwe AirPods itsva inovimbisa kuve yakavimbika mune iyi nyaya, asi zvichave zvakaoma kukunda mamwe etekinoroji miganhu yeBluetooth. Pane zvinopesana, iyo yakasimba poindi yeAirPods uye yakanyanya kugona yeasina waya mahedhifoni ndiyo masensa anogona kuvakwa mavari. Accelerometers haigone kushandiswa chete kuratidza kana ruoko rwakabviswa munzeve, asi rinogonawo kuyera matanho, pulse, etc. Iyo yaimbove isingataridzike uye isingavimbike Bluetooth maoko-isina zvino inogona kutsiviwa nemahedhifoni akangwara, ayo akafanana. kuApple Watch, ita kuti inyatsoshanda uye inonakidza kudyidzana netekinoroji.

Saka iyo 3,5mm headphone jack ndeyekuchinyakare, uye nharo dzeApple dzekubvisa jack yayo kubva ku iPhone kuchaita nzvimbo kune mamwe ma sensor (kunyanya yeTaptic Injini nekuda kweiyo bhatani reKumba nyowani) uye bvumidza kune yakavimbika mvura kuramba. zvakakodzera. Kune zvakare matekinoroji ane mukana wekuitsiva nemazvo uye nekuunza mamwe mabhenefiti. Asi chimwe nechimwe chazvo chine matambudziko aro, kungave kusaita kwekuteerera uye kuchaja panguva imwe chete, kana kurasikirwa nemahedhifoni asina waya. Kubviswa kweiyo 3,5mm jack kubva kuPhones nyowani kunoratidzika seimwe yeaya mafambiro neApple ari kumberi-mberi mumusimboti, asi asina kuitwa nehunyanzvi.

Zvimwe chete zvigadziriso, izvo zvisingauye nehusiku humwe, zvicharatidza kana Apple yaive chokwadi zvakare. Nekudaro, isu hatisi kuzoona kuti inofanira kutanga avalanche uye iyo 3,5mm jack inofanirwa kugadzirira kudzoka kwayo kubva mukurumbira. Yakanyanya kudzika midzi mumakumi emamiriyoni ezvigadzirwa pasi rese nekuda kweizvozvo.

Zviwanikwa: TechCrunch, Anotya Fireball, vava kuda, Shandisa
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