Manje njengoba usuyazi izisekelo zokuthi kungani omaginethi bendandatho bebalulekile ezipikheni, ake sichaze kahle ukuthi basebenza kanjani ngaphakathi kwenhlangano yemoto. Lokhu kuzokwenza kube lula ukubona ukuthi kungani ukunemba kanye nokungaguquguquki kwenza umehluko omkhulu ekhwalithini yomsindo.

Indlela Ama-Ring Magnets Asebenza Ngayo Ngaphakathi Kwezikhulumi Nezinhlelo Zomsindo

Uma wake waphula isandisi-zwi, cishe uke wayibona imagnethi emise okwedonathi ihlezi ngemuva. Leyo yimagnethi eyindandatho. Futhi yize ingabonakali kangako iyodwa, empeleni yenza umsebenzi osindayo—ngokoqobo—njalo lapho umsindo uphuma kulowo mshayeli.

Ama-ring magnet ayinhliziyo yesakhiwo se-motor kuzikhulumi eziningi ezishintshashintshayo. Umsebenzi wawo? Ukudala insimu yamagnetic eqinile negxilile engacindezelwa yi-voice coil. Ngaphandle kwalokho, ubungeke uthole lutho ngaphandle kokuthula—noma okubi nakakhulu, ukuphambuka okuningi namandla achithekile.

Kusukela kulokho esikubonile sisebenza nama-OEM alalelwayo, ukwenza kahle i-magnet akukhona nje ukukhetha izinga eliphezulu ephepheni le-spec. Kumayelana nokufanisa ukuziphatha kwe-magnet nendlela isipikha esizosetshenziswa ngayo ngempela. Futhi yilapho amaphrojekthi amaningi ehlukana khona.

 

Ukuthatha Okusheshayo
- Ama-ring magnets adala insimu yamagnetic ehambisa ikhoyili yezwi
- Ukuma nokunemba kuthinta ngqo ikhwalithi yomsindo
- Izinga, usayizi, kanye ne-magnetization kudingeka kufane nohlelo lokusebenza
- Ama-oda amaningi adinga ukulawulwa kwekhwalithi okuqinile—akukho okuhlukile

 

Lokho Okwenziwa Yizingcezu Zendandatho Empeleni Esipikheni

Ake sidlule kukho. Isipikha esishintshashintshayo sinezingxenye ezintathu eziyinhloko: ikhoni (noma i-diaphragm), ikhoyili yezwi, kanye nenhlangano yemoto. Inhlangano yemoto yilapho kuhlala khona i-ring magnet.

Ukwakha Insimu Kamagnetic Ehlala Ikhona

Uma ifakwa phakathi kwepuleti eliphezulu nepuleti langemuva, i-ring magnet yakha igebe elincane, elichaziwe eligcina ikhoyili yezwi. Lesi sikhala yilapho amandla kagesi kagesi eqhuba khona ukunyakaza kwesipikha. I-magnet kumele inikeze insimu yamagnetic ethembekile, efanayo phakathi kwegebe, ngaphandle kokungazinzi noma ukusebenza okungalingani.

Ukuhambisa Ikhoyili Yezwi, Ukuhambisa Umoya

Uma ikhoyili yezwi ithola isignali yomsindo kagesi, ikhiqiza insimu yamagnetic enamandla futhi isebenza njenge-electromagnet elawulekayo. Le nsimu isabela ngokumelene nokujikeleza okuzinzile kwamagnetic okuvela kumagnet wendandatho, okwenza ikhoyili yezwi kanye nekhoyili enamathiselwe kushukume. Amaza aphezulu okunyakaza adala imisindo ye-treble, kuyilapho ibanga elikhulu lokuhamba liqinisa impendulo ye-bass enemvamisa ephansi.

Uma insimu kazibuthe ihlanzekile futhi izinzile, kulapho i-voice coil ilandela khona isignali ngokunembe kakhudlwana. Yingakho omaginethi abayindandatho bethandwa kakhulu kunezinye izimo kunoma yini kusukela kuma-studio monitors kuya ezinhlelweni zomsindo wezimoto. I-geometry yabo isekela ngokwemvelo insimu elinganayo, okusho ukuqagela okuncane konjiniyela olungisa i-crossover.

 

Kungani Ama-Ring Magnets Eqhubeka Ebonakala Ku-Audio Gear

Babamba Insimu Yabo Ngaphansi Komthwalo

Sithole isifundo esinzima kodwa esibalulekile eminyakeni edlule: i-magnet ebukeka imangalisa ephepheni ingahluleka kalula ezimweni zangempela. Ngemva kwamahora okusetshenziswa okuqhubekayo ngaphakathi kwekhabhinethi yesipikha esishisayo nesidlidlizayo, ukusebenza kwayo kungehla kakhulu.Ama-magnet endandatho ye-Neodymiumngokumelana nokushisa okunamandla gcina amandla azo kazibuthe ezinzile, ngisho noma i-voice coil iqala ukufudumala. Lokhu kuzinza kubaluleke kakhulu kunalokho onjiniyela abaningi abakuqaphelayo. Uma uzibuthe ulahlekelwa amandla ngesikhathi sokusetshenziswa, ukusebenza kahle kwesipikha kwehla ngokushesha, futhi impendulo yonke yemvamisa ayilingani.

Bakuvumela ukuthi wakhe izipikha ezincane nezizwakalayo

Omaginethi bendandatho ye-Neodymium banamandla kakhulu ngobukhulu babo. Yingakho ubabona ezipikheni ze-Bluetooth eziqinile, kuma-headphone aphezulu, kanye nakuma-soundbar amancane. Uthola amandla e-magnetic field kamaginethi we-ferrite omkhulu kakhulu engxenyeni encane yesikhala. Ngegiya eliphathwayo, lokho kuyashintsha umdlalo.

Kodwa kukhona ukuphikisana. Amagreyidi aqinile njenge-N52 ayaphuka kalula futhi azwela kakhulu ekushiseni. Ngezinye izikhathi i-magnet yendandatho ye-N42 enkulu kancane igcina iyisinqumo esihlakaniphile—iphatha izinga lokushisa kangcono, futhi ngeke iphuke uma othile ewisa isipikha ngesikhathi sokuhlanganiswa.

 

Ukuthola Imininingwane Efanele Yezinhlelo Zomsindo

Yilapho ama-oda enziwe ngokwezifiso ehlala khona noma efa khona. Uma ufuna omakethi bendandatho bomugqa omusha wesipika, kunezinto ezintathu okudingeka uzivale ngaphambi kohlobo lokuqala.

Ibanga Lemagnet Alikho Nje Ngamandla

Wonke umuntu ufuna inombolo ephezulu kakhulu ye-N. Kodwa ekukhiqizweni komsindo wangempela, sibone i-N52 ibangela izinkinga eziningi kunalokho ezixazululayo. Ibuthakathaka. Ayithandi ukushisa. Futhi uma isipikha sakho singena emnyango wemoto noma ikhabethe le-PA elihlala elangeni, uzicelela inkinga.

Amazinga okushisa aphezulu njenge-N42SH noma i-N40UH abiza kakhulu, kodwa ayahlala isikhathi eside uma izinto zishisa. Sishintshele kuklayenti elilodwa ku-N42SH ngemuva kokuba iqembu lezikhulumi ze-N52 libuye nomphumela obuthakathaka ngemuva kwehlobo lemicimbi yangaphandle. Ushintsho lwamazinga lwakulungisa lokho.

Ubukhulu Kudingeka Buqine—Buqine Ngempela

Igebe lapho i-voice coil ihlala khona lilinganiswa ngama-fraction angu-millimeter. Uma ububanzi bangaphakathi be-ring magnet yakho buhluka ngisho nango-0.1 mm phakathi nomjikelezo wokukhiqiza, uzothola ukungalingani kokuzwela kusuka kusipikha kuya kusipikha. Lokho kuyinkinga uma uzama ukuthengisa ama-pair afanayo noma ukwakha ama-array.

Sihlola amasampula ngama-caliper. Kuma-oda amaningi, sichaza ukuhlolwa kobukhulu beqembu ngalinye bese senqaba noma yini engaphandle kokubekezelelana okuvunyelwene ngakho. Uma umhlinzeki ebheka lokho njengokuzikhethela, qhubeka ubheka.

Isiqondiso Sokwenza Umazibuthe Asixoxiswani

Kuma-speaker, i-ring magnet idinga ukuba ne-axialized magnetized—ngobubanzi, hhayi ububanzi. Uma i-magnetization ingalingani, insimu yamagnetic ngeke ibe phakathi nendawo. I-voice coil izokhuhla, ukuphambuka kuzokhuphuka, futhi ukusebenza kahle kuzokwehla. Abakhiqizi abahle bahlola ukufana kwe-magnetization ngaphambi kokuthunyelwa.

 

Izinto Okufanele Uzicabangele Ekwenzeni Izingxenye Zomsindo

Uma u-oda izinkulungwane zama-ring magnets ukuze ukhiqize izipikha, awuthengi nje izingxenye kuphela. Uthenga ukuhambisana.

Ukwakha-ukuze-Ukuphrinta Kuyisisekelo

Sisebenza ngemidwebo yobunjiniyela ecacisa:
- Ububanzi bangaphandle, ububanzi bangaphakathi, kanye nobukhulu obuhambisana nokubekezelelana
- Uhlobo lokumboza kanye nobukhulu (i-NiCuNi yezinhlelo zokusebenza eziningi zomsindo, i-epoxy yezindawo ezinomswakama ophezulu)
- Isiqondiso se-magnetization kanye namandla amancane ensimu
- Izidingo zokuhlola ukudonswa kwesampula

Uma umenzi ebuza ukuthi kungani udinga ukucaciswa kobukhulu be-coating, akenzanga umsebenzi omningi womsindo. Sibone ukuguguleka kwe-nickel plating kuma-assembly fixtures, okuholele ezikhalweni zokugqwala ezinyangeni kamuva. Cacisa, vivinya, uqinisekise.

Ukuze uthole ulwazi olujulile ngokukhetha izinto zokwakha kanye nezinqubo zokukhiqiza, hlola ikhasi lethu ku-ukukhiqizwa kwemagnethi ye-neodymium ngokwezifiso.Futhi uma ulinganisa imiklamo yendandatho uma kuqhathaniswa neyamadiski yomshayeli othile, umbono wethu jikelele weomazibuthe bediski ezinhlelweni zomsindoihlanganisa lapho ukucushwa ngakunye kunengqondo khona.

Izifundo Zangempela Ezivela Esitezi Sesitolo

Enginamathelayo: sasinomthengi owakha umugqa wezipikha ze-PA ezisebenza ngamandla. Konke kwahlolwa kahle elabhorethri. Ezinyangeni eziyisithupha kamuva, amayunithi aqala ukubuya nomkhiqizo we-bass onciphile. Omakethi base bephelelwe amandla kancane.

Kwavela ukuthi izinga lokushisa langaphakathi ngesikhathi semisebenzi emide yangaphandle lalifinyelela ku-90°C kumagnet. I-N42 ejwayelekile ayizange ilinganiswe ngalokho. Sashintshela ezingeni lokushisa eliphezulu, saqinisa umoya ekwakhiweni, futhi iqembu elilandelayo laqhubeka iminyaka emibili ngaphandle kokubuya okukodwa okuhlobene nomagnet.

Imfundiso yendaba: ukuhlola endaweni yangempela, hhayi elebhu kuphela. Amakhulu ambalwa ezigidi zamaRandi asetshenziswe ekuhlolweni kweprototype yangempela angakusindisa ekhanda elibuhlungu kamuva.

Okunye: ukuhlanganiswa kwesibambo. Akuhlobene ngqo nama-ring magnet, kodwa uma umkhiqizo wakho womsindo uhlanganisa noma yiziphi izesekeli ezisebenza ngogesi—ama-grille asuswayo, ihadiwe yokufaka—indlela yokunamathisela ibalulekile. Sibone izinamathiselo zihluleka ekushiseni, ziqhekeka emakhazeni, futhi izikulufo ziphuma ngaphansi kokudlidliza. Kumathuluzi esitolo noma igiya le-PA eliphathekayo, izibambo zenjoloba ezimboziwe ezinezinamathiselo zemishini zivame ukuhlala isikhathi eside kunanoma yini enye.

 

Imibuzo Evame Ukubuzwa

Ngingayisebenzisa yini i-ring magnet efanayo kuma-woofers nama-tweeter?
Ngokuvamile cha. Ama-Woofers adinga ama-motor aqinile anezikhala ezinkulu zamagnetic ukuze aphathe uhambo olude. Ama-tweeter asebenzisa amasimu amancane kamagnetic agxile kakhulu. Ubukhulu bamagnet kanye nebanga ngokuvamile kuyahluka.

Iyini i-oda elincane lama-ring magnets ngokwezifiso kumsindo?
Ukuze uthole amathuluzi ahlelwe ngokwezifiso ngokugcwele, abahlinzeki abaningi abadumile baqala izingcezu ezingaba ngu-2,000 kuya ku-5,000. Uma ulungisa isibambo sesitoko noma usebenzisa amathuluzi akhona, ukusebenza okuncane kungasebenza ngezinye izikhathi.

Ingabe omaginethi bendandatho bayathinta ukushabalaliswa kokushisa?
Azipholisi lutho ngenkuthalo, kodwa ukuhlanganiswa kwemagnet kuyingxenye yendlela yokushisa. Ezipikheni ezinamandla aphezulu, imagnethi ingasebenza njenge-heatsink. Ukukhetha i-coating kanye nendlela yokufaka kokubili kudlala indima.

Ingabe kukhona izinkinga zokuphepha ngama-magnet aqinile endandatho emgqeni wokukhiqiza?
Yebo. Zigcine kude nemidiya yokugcina izinto ezisebenza ngogesi, ama-pacemaker, nanoma yimiphi imishini yokuhlola ebucayi. Sizibonile zisula ama-keycard zisuka emafidini amaningana. Zigcine ne-keepers noma ezindaweni ezihlanganisiwe, ezivulekile ukuze ugweme ukulimala ngesikhathi sokuhlanganiswa.