Tenga Sipika Inodzivirira Mamiriro ekunze Pamhepo Pamhepo yePanze Horn Speaker PA System Projects

• Masipika epanze anosarudzwa kuti aratidze inzwi zvakananga, kwete kuti anzwike mimhanzi yakawanda.
• Kushanda zvakanaka kwekudzivirira mamiriro ekunze kunoenderana nechiyero chenzvimbo yakavharirwa, kuvharwa, kuramba kweUV, kugara kwenguva refu kwemunyu, uye kuvimbika kwekugadzika.
• Kubudirira kwepurojekiti kunoenderana nekufananidza kona yekuvhara, huwandu hwekumanikidzwa kweruzha, uye dhizaini yemagetsi emutsara nenzvimbo yenzvimbo.
• Pakuronga mapeji eindasitiri, sipika inodzivirira mamiriro ekunze inofanira kusarudzwa pamwe chete nePA topology, nzira yetambo, uye hurongwa hwekugadzirisa.

Kutenga sipika inopindirana nemamiriro ekunze yepurogiramu yePA system yespika yekunze zvinoreva kuyera kusvika kweacoustic, kugara kwenguva refu, uye kutevedzera mitemo. Kune vanoisa kunze, dziviriro yekupinda inowanzo tsanangurwa paIP66 kana IP67 pasi pemutemo we "IP67".IEC 60529framework, nepo kuyedzwa kwekuratidzwa panze kunowanzo ratidza mwaranzi yezuva, hunyoro, uye kudzivirira munyu-fog mumatanho akadai seASTM B117yekupfapfaidza munyu uyeZvikamu zveNIST SIkuti pave nemutauro wekuyera unoenderana. Mukugadzirwa kwePA kwemaindasitiri, sisitimu ye70V kana 100V inosarudzwa pakugoverwa kwemaspika akawanda nekuti inoderedza kudonha kwevoltage kure uye inoita kuti kuronga mutoro kuve nyore. Kana purojekiti yako ichisanganisira nzvimbo dzekuisa zvinhu, nzvimbo dzekupaka mota, mawareji, kana nzvimbo dzinotenderera, mubvunzo chaiwo hausi wekuti spika inogona here kuita ruzha, asi kuti inogona kuramba ichinzwisisika here mushure memvura, guruva, kudedera, uye makore ekushandiswa kweUV.

Zvinofanira kuitwa nesipika isingapindi mamiriro ekunze musystem yePA yesipika yekunze

Chinosimudzira mhepo chinodzivirira mamiriro ekunze chinofanira kutanga chararama munzvimbo yacho uye chozopa inzwi rinonzwisisika.

Mumapurojekiti ePA system ye "horn speaker" yekunze, "horn form factor" inokosha nekuti inoisa simba re "acoustic" mu "pattern" yakamanikana. Izvi zvinoita kuti zvive nyore kufukidza nzira dzekufamba nadzo, mayadhi, magedhi epadivi peyadhi, miganhu yemiti, nedzimwe nzvimbo dzakashama uko "speaker" yemazuva ano inopararira zvakanyanya. Chinhu chakanaka ndechekuti "horn speakers" dzinowanzo gadziriswa kuti dzikwanise kunyorwazve kwebhendi rekutaura pane mimhanzi yakazara. Kune "paging", "alarm", "emergency instructions", uye "shift-change" zviziviso, izvo zvinowanzova zvinobatsira pane kuganhurira.

Kune mapurojekiti mazhinji ekunze, mibvunzo yakakosha yekushanda ndeiyi: meseji yacho inotakura kusvika papi, kuti inonzwisiswa zvakadii mumhepo neruzha, uye kana nzvimbo yacho ichipona mamiriro ekunze asina kutsemuka kana kubuda. Saka, sipika inodzivirira mamiriro ekunze inoshandiswa muPA system inofanira kuongororwa sechikamu chenzira yakakwana yekutaurirana, kwete sebhokisi rakazvimiririra.

Magadzirirwo emutauri anodzivirira mamiriro ekunze anonyanya kukosha

Pepa rakanakisa retsanangudzo ndiro rinoenderana nemamiriro emunda, kwete mutauro wekushambadzira.

Pakuenzanisa zvigadzirwa, sarudza zvinhu zvinoyerwa. Chiyero chinowanzoonekwa nehunyanzvi ndechekudzivirira IP66 kana IP67, zvinoreva kuvakwa kwakasimba uye kuramba kwakasimba kumvura kana kunyudzwa kwenguva pfupi zvichienderana nechiyero chaicho. MuUS uye maitiro mazhinji ekutenga maindasitiri, chiyero ichocho chinowanzo kuverengwa pamwe chete nemhando yehardware yekumisikidza, dhizaini yegasket, uye dziviriro yekupinda kwetambo. Pakugadzira acoustic, maspika ehorn anowanzo kuyerwa nesarudzo dzekutapa simba dzakadai se5 W, 10 W, 15 W, 20 W, kana kupfuura pamitsetse ye70V/100V, zvichibvumira vagadziri vemasystem kuverenga huwandu hwese hwemutoro uye chiyero chekufukidza.

Pakushandiswa panze, zvinhu zvakavharirwa zvinokoshawo. Matanda esimbi akagadzika UV, aruminiyamu, kana akaputirwa nehupfu akajairika. Nzvimbo dzine mhepo ine munyu dzinoda kudzivirira ngura zvakanyanya kupfuura nzvimbo dziri mukati megungwa. Chirongwa chiri pedyo negungwa chinogona kupasa bvunzo dzenguva pfupi dzeacoustics asi chichizokundikana mushure mekuora kwemwaka kana zvisungo, mabhureki, kana zvisimbiso zvikasatsanangurwa zvizere.

Maitiro ekusarudza sipika inodzivirira mamiriro ekunze yekuvhara sisitimu yePA yesipika yekunze

Kuronga kufukidza zvinhu kwakakosha kupfuura kutenga sipika ine ruzha rwakanyanya rwaunogona kuwana.

Chikanganiso chikuru mumapurojekiti ekunze ePA ndechekuenzanisa simba remagetsi rakawanda nemigumisiro iri nani. Muchokwadi, kunzwisisa kunoenderana nedaro, ruzha rwekumashure, maitiro ehwamanda, kureba kwekuisa, uye huwandu hwenzvimbo dzekuteerera. Nzvimbo yekupaka mota ingangoda mahwamanda madiki akati wandei pane imwe huru. Muganho weimba yekuchengetera zvinhu ungangoda masipika akatariswa zvakanaka kudzivirira kuyerera kweruzha munzvimbo dziri pedyo. Nzvimbo yekurodha zvinhu inogona kubatsirwa nehwamanda ine angle yakasimba yemwenje.

Pakunyora manzwi, chinangwa chekugadzira chinoshanda ndechekuchengetedza hurukuro inogamuchirwa iri pamusoro pe10 dB pamusoro peruzha rwemhepo pese pazvinogoneka. Munzvimbo dzine ruzha rwemaindasitiri, muganhu iwoyo ungangoda kuva wakakwira. Ndokusaka spika inodzivirira mamiriro ekunze ichifanira kusarudzwa tichifunga nezveruzha rwenzvimbo. Spika dzerunyanga dzinogona kushanda zvakanaka nekuti dzinosimbisa simba panzvimbo pakamira vanhu, izvo zvinovandudza kujeka kwekutaura pasina kuwedzera simba rehurongwa zvakanyanya.

Mapoka mazhinji emapurojekiti anoenzanisawozvigadzirwa zvekutaurirana zvemaindasitirinekushandiswa kwavanoita kwete nezita rechigadzirwa chete. Maitiro iwayo anobatsira zvikuru nekuti sipika imwe chete inodzivirira mamiriro ekunze inogona kushanda zvakasiyana pamadziro, padanda, paburiro repadenga, kana ruoko rwepaburi. Kana chirongwa ichi chiine chiziviso chekukurumidzira, zvakanakawo kuongorora zvine chekuita nazvo.Mhinduro dzePA systemuye tarisa nzvimbo yeamplifier, kutarisana kwemutsetse, uye mukana wekugadzirisa kubva pakutanga.

Sei matauri epanze ehoni achipfuura matauri akajairwa munzvimbo dzakaoma

Matauri epanze anowanzo hwina panze nekuti anovandudza mashandiro enzwi panzvimbo inonyanya kukosha.

Kabhineti yemutauri wenguva dzose inoparadzira ruzha zvakanyanya, izvo zvinobatsira mukati meimba asi hazvishande zvakanaka munzvimbo dzakashama. Mutauri wehoni anodzvanya acoustic output kuita pateni yakadzorwa, izvo zvinowedzera ruzha rwunoonekwa munzira yaunoda. Izvi zvakakosha zvikuru pakugadzira mapeji ekunze uko mhepo, motokari, michina, uye madaro marefu zvinoderedza kujeka kwekutaura.

Mukushandiswa kwemaindasitiri, mutauri anodzivirira mamiriro ekunze anowanzo sarudzwa kuti ataure nenzwi rekutanga. Izvi zvinoreva kuti mhinduro yefrequency inogona kuumbwa nemaune yebhendi rekutaura, kazhinji pakati penzvimbo inonzwisisika mavhairasi. Ichi ndicho chimwe chikonzero nei vatauri vehorn vachiwanzoonekwa mumashambadziro emafekitori, mayadhi echikoro, nzvimbo dzekufambisa, uye masisitimu ekukurumidza emaindasitiri. Havasi kuedza kuburitsa bass yakadzika; vari kuedza kuita kuti mazwi anzwisiswe.

Dhizaini yehoni inobatsirawo pakuchengetedza mari yekuisa. Muhurongwa hwe70V kana 100V PA, masipika akawanda anogona kubatanidzwa pamwe chete nemapombi emagetsi anoenderana nenzvimbo yega yega. Izvi zvinoderedza kuoma kwewaya uye zvinobvumira kuwedzera kwedanho. Kune mapurojekiti, izvi zvinowanzo nyanya kukosha kupfuura simba remuchina mumwe chete.

Miedzo yekuramba kwekunze uye mitemo yekukumbira usati watenga

Humbowo hwebvunzo hwakasimba kupfuura chikwangwani chinodzivirira mamiriro ekunze.

Paunenge uchitsvaga sipika inodzivirira mamiriro ekunze, bvunza mareferensi ekuyedza anoratidza kuti chigadzirwa chacho chakaongororwa sei. Chinhu chinonyanya kunzwisiswa ndechekutiIEC 60529kuti uwane maIP ratings. Kuti uwane ngura,ASTM G85inopa gwara rekushandisa munyu wakagadziriswa, ukuwoASTM B117ichiri nzira yekupfapfaidza munyu isina kupindirana inoshandiswa nevanhu vakawanda. Miedzo iyi haivimbise hupenyu hwenyika chaiyo pachayo, asi inopa nzvimbo inovimbika yekutangira nharaunda dzemugungwa, dzegungwa, kana dzine makemikari.

Pakutenga, mubvunzo unoshanda hausi wekuti chivako chakapasa bvunzo imwe chete here murabhoritari. Asi ndewekuti chimiro chebvunzo chakafanana here nenzvimbo chaiyo yekuisa. Chiteshi chengarava chiri pamhenderekedzo yegungwa, nzvimbo yekutakura zvinhu mugwenga, uye chirimwa chine hunyoro zvine nzira dzakasiyana dzekukundikana. Mhute yemunyu, UV yakananga, thermal cycling, uye vibration zvese zvinokanganisa zvisimbiso nemidziyo zvakasiyana. Kana chirongwa ichi chakakosha, kumbira magwaro ezvishandiso zvekuvhara, bracket coating, dhizaini yetambo, uye chero bvunzo dzevibration kana kukwegura dziripo.

Mazano ekugadzira sisitimu yePA uchishandisa masipika asingapindi mamiriro ekunze

Mutauri akanaka anogona kuramba achikundikana muhurongwa hwePA husina kunaka.

Kune mapurojekiti e PA system ye speaker yekunze, amplifier, cable, uye zone layout zvinofanirwa kugadzirwa pamwe chete. Magadzirirwo e 70V kana 100V line anowanzo shandiswa nekuti anoita kuti speaker igare nyore panguva yekumhanya kwenguva refu kwe wire. Amplifier inofanira kunge iine headroom yakakwana kudzivirira kuchekwa panguva yekuziviswa kwepamusoro. Kufamba kwe wire kunofanirwa kudzivirira kubva pakusvibiswa ne UV, kukuvara kwemuviri, uye kupinda kwemvura panosangana tambo.

Mutemo mumwe unobatsira ndewekupatsanura nzvimbo dzekutaura nemabasa. Musuwo wepagedhi, nzvimbo yekurodha, uye miganhu yeyadhi hazvifanirwe kugara zvine vhoriyamu yakafanana. Nzvimbo dzakasiyana dzine ruzha rwakasiyana uye daro rekuteerera. Kana nzvimbo dzese dzikamanikidzwa kuita nhanho imwe chete yekubvumirana, vamwe vateereri vachanzwa vhoriyamu yakawandisa vamwe vachitadza mirairo. Nzira yekuisa nzvimbo inoitawo kuti kugadzirisa kuve nyore nekuti zvikanganiso zvinogona kupatsanurwa nekukurumidza.

Mumapurojekiti akakosha pakutumira mameseji ekuchengetedza, mutauri anodzivirira mamiriro ekunze anofanira kutsigira mashoko akajeka ekukurumidza uye bvunzo dzakasimbiswa. Kuongororwa nguva dzose kwekunzwika uye kuongororwa nguva nenguva kwezvisimbiso, mabhureki, uye zvinyorwa zvetambo chikamu chekuvimbika kwenguva refu, kwete zvimwe zvekuwedzera.

1. Mepu yenzvimbo yega yega yekuteerera zvichienderana nedaro, ruzha, uye kukwirira kwenzvimbo yekuisira.
2. Sarudza nzira yekurira kwehwamanda kuderedza ruzha rwunoraswa kunze kwenzvimbo yauri kuda kushandisa.
3. Saizi yeamplifier kuti irambe ichitakura zvinhu pamwe neheadroom ine simba.
4. Sarudza chiyero cheIP, kuramba ngura, uye hardware yekuisira pamwe chete.
5. Ronga nguva dzekuongorora zvisimbiso, zvinosunga, uye machira etambo.

Kuenzanisa sarudzo dzemaspika dzinoshandiswa nevanhu vanotenga mapurojekiti

Vatengi vepurojekiti vanofanira kuenzanisa mashandisirwo azvo vasati vaenzanisa nhamba dzekatarogu.

Kune masisitimu ekuzivisa ekunze, nzira nhatu dzakakura dzekutaura dzinoshandiswa: masipika ehoni, masipika emakabati, uye mayuniti ehoni akanyanya kunaka pakuratidza manzwi uye kufukidza mhepo. Masipika ehoni anogona kunzwika akazara asi kazhinji haashande zvakanaka panze kwenguva refu. Zvigadzirwa zvinozvisimudzira zvinogona kurerutsa kuiswa munzvimbo diki asi zvinogona kusachinjika zvakanyanya mumasisitimu akakura akapararira. Musisitimu yePA yeindasitiri, sarudzo yakanakisa inowanzo kuve iyo inoenderana netopology yesaiti yako uye hurongwa hwebasa.

Kana uri kuongorora mhuri dzezvigadzirwa pakatarogu yezvigadzirwa, enzanisa nharaunda yaunoda kutanga, wobva waenzanisa acoustic spec, wobva waenzanisa physical building. Kurongeka ikoko kunowanzo deredza zvikanganiso zvekutenga. Semuenzaniso, unit yakagadzirirwa nzira dzekupinda dzakadzivirirwa ingasakodzera yadhi yakavhurika zvizere, kunyangwe nhamba yeruzha ichitaridzika zvakanaka. Pfungwa imwecheteyo inoshanda pakugadzirisa: kupinda nyore uye hardware inotsiviwa inowanzo kukosha kupfuura kubuda kwakakwira zvishoma.

Ongororo chaiyo yekutenga mapurojekiti ePA system yekunze kwehorn speaker

Kuongorora kupfupi kunodzivirira kugadzirisa zvinhu zvinodhura mushure mekuiswa.

Usati watenga, simbisa kuti sipika inodzivirira mamiriro ekunze yakakodzera nzvimbo chaiyo yekuisira, kuratidzwa kunotarisirwa, uye mwero wechiratidzo. Bvunza kana mudziyo wacho wakagadzirirwa kuisira pamadziro, padanda, kana padenga. Simbisa kana nzvimbo yacho yakayerwa kuti ishandiswe pamvura yakananga kana kuti panoshandiswa panze chete. Tarisa kana sisitimu yekubatanidza nenzvimbo dzekupinda netambo dzichigona kugadziriswa mumunda. Kana purojekiti iri pedyo negungwa, simbisa kuti pane hardware inodzivirira ngura uye bvunza nezveuchapupu hwekuyedza kusvibiswa nemunyu.

1. Simbisa chiyero cheIP uye tarisa bvunzo.
2. Simbisa kuti 70V kana 100V zvinoenderana.
3. Gadzirisa kupararira kwehwamanda nenzvimbo yekuteerera.
4. Tarisa maverengerwo emagetsi anobuda uye ma amplifier anotapudza simba.
5. Ongorora zvinhu zvebracket, fastener, uye cable gland.
6. Kumbira gwara rekuwana nzira yekugadzirisa uye kuwanikwa kwezvikamu zvekutsiva.

Mibvunzo Inowanzo bvunzwa nezvesarudzo yemaspika asingapindi mamiriro ekunze emapurojekiti ePA system yespika yekunze

Chii chakasiyana pakati pemutauri asingapindi mvura uye mutauri asingapindi mvura?

Chinopa simba rekudzivirira mamiriro ekunze chakagadzirwa kuti chigone kutsungirira kuchinja kwemvura, guruva, UV, uye tembiricha yekunze, nepo chinowanzo ratidza simba rekudzivirira mvura zvakanyanya. Pakutenga, nzira yakachengeteka ndeyekukumbira chiyero cheIP chaicho pane kuvimba neshoko rekuti simba rekudzivirira mamiriro ekunze chete.

Sei matauri ehoni akajairika mumasisitimu ePA ekunze?

Vatauri vehoni vakajairika nekuti vanoburitsa manzwi zvakanaka munzvimbo refu uye munzvimbo dzine ruzha. Kuburitsa kwavo kwakanangana nedivi kunobatsira kuvandudza kunzwisiswa kwemanzwi munzvimbo dzakashama, nzvimbo dzekupaka mota, uye munzvimbo dzemaindasitiri.

IP66 yakakwana here kushandiswa panze?

IP66 inowanzo kuve nzira yakasimba yekushandisa kunze nekuti inoratidza dziviriro isingapindi guruva uye kuramba mvura ine simba pasi pemvura.IEC 60529Zvisinei, ngura yegungwa, kudedera, uye kusvibiswa neUV zvinogona kuda zvimwe zvinhu uye hardware.

Ndinofanira kusarudza 70V kana 100V here kune system yekunze yePA?

Ose ari maviri anoshandiswa zvakanyanya mukugadzirwa kwePA kwakapararira. Sarudzo chaiyo inoenderana nemaitiro emunharaunda, kuwanikwa kweamplifier, kudzvanya speaker, uye daro rese retambo. Chinokosha ndechekuchengetedza sisitimu ichienderana kubva paamplifier kusvika paspeaker.

Chinosimudzira ruzha chekunze chinofanira kunge chine ruzha rwakadini?

Hapana nhamba imwe chete yeruzha rwepasi rose nekuti ruzha rwemumhepo uye daro rayo zvinokosha. Chinangwa chinobatsira kuronga ndechekuchengetedza kutaura kuri pamusoro pe10 dB pamusoro peruzha rwemumashure kana zvichibvira, neruzha rwekutungamirira runoshandiswa kutarisisa ruzha kune vateereri.

Ndezvipi zvinodiwa zvandinofanira kukumbira pakutenga sipika inodzivirira mamiriro ekunze?

Bvunzai IP standard yakakodzera, mareferensi ekuyedza corrosion akadai seASTM B117 or ASTM G85, uye mutauro wakajeka wekuyera unoenderanaZvikamu zveNIST SI.

Ko sipika imwe chete yehoni inogona kufukidza nzvimbo yese yekunze here?

Dzimwe nguva, asi kwete nenzira yakavimbika. Kupararira kwenyaya kunoenderana nejometri, ruzha, kukwirira kwekuisa, uye kunzwisisika kunodiwa. Mapurojekiti mazhinji ekunze anobatsirwa zviri nani nemasipika akawanda akagadzirirwa zvakanaka pane neyuniti imwe chete yakakura.