I-G652D vs G657A1 vs G657A2: Ezi fibers zonke zineendlela ezahlukeneyo zoyilo oluphambili, iiradius ezigobileyo, kunye namazinga okunciphisa, ezilungiselelwe iimeko ezahlukeneyo zenethiwekhi kunye neemfuno zokusasazwa.

Iifayibha ze-g657a1 kunye ne-g657a2 zinobukrelekrele obungcono bokugoba, nto leyo ezenza zilungele iindawo ezixineneyo kunye nolwakhiwo oluxineneyo, ngakumbi kwiindawo zedolophu ezinkulu okanye zangaphakathi.

Amanqanaba aphantsi okuncitshiswa kolwazi kuthotho lwe-G657 aphucula ukuhanjiswa kwesignali, nto leyo evumela usetyenziso lwedatha olukhawulezayo kunye nomgama omde kunye nokulahleka okuncinci.

Kuxhomekeke ekufumaneni ifayibha efanelekileyo kwiimfuno zakho - ukulinganisela iindleko ngokuchasene nobunzima bokufakela kunye neemfuno zenethiwekhi yexesha elizayo. Ukuba uceba ikamva, ukutyala imali kwiifayibha eziphambili ezifana ne-G657A1 okanye i-G657A2 kunokubonelela ngexabiso lexesha elide.

Ngenxa yobuthathaka befayibha, nangenxa yezizathu zokudityaniswa, ifayibha ngokuqhelekileyo AYIKHUTSHWA okanye ayifakeki nangayiphi na indlela ngaphandle kokhathalelo olukhethekileyo kunye nezixhobo ezifanelekileyo, nto leyo eyenza ukuba iindlela ezilungileyo ngexesha lokufakwa zibe zibalulekile.

Njengesiqhelo, thetha neengcali zakho ze-fiber optics kwaye uvavanye amanani okusebenza kwehlabathi lokwenyani ukuze uqiniseke ukuba i-fiber oyikhethileyo iya kukhonza iinethiwekhi zakho ngoku nakwixesha elizayo.

Ifayibha yemowudi enye yenziwa kwiintlobo ezahlukeneyo ngokusekelwe kwiimfuno ezahlukeneyo kwiinethiwekhi ze-fiber optic. I-G652d yindlela yayo yokufikelela emanzini aphantsi kunye nokuhambelana kwayo nomgama omde. I-G657A1 kunye ne-G657A2 ziifayibha ezingashukumiyo, zilungele ngakumbi iindawo apho iintambo kufuneka zijike okanye zijike kwiindawo ezixineneyo. I-G657A1 inokumelana nokugoba okumbalwa, kwaye i-G657A2 inokumelana nokugoba okuqatha ngakumbi - ifanelekile kwiipayipi ezixineneyo okanye ii-span ezimfutshane zokwakha. Zonke ezi ntlobo zihlangabezana neenkcukacha ezahlukeneyo kwaye zihambelana noqwalaselo olwahlukileyo, ngoko ke ukuqonda iimpawu zazo eziphambili kunceda ekukhetheni ifayibha efanelekileyo kumsebenzi ngamnye. Umzimba oyintloko ugubungela iinkcukacha zawo, usetyenziso, kunye neenzuzo zehlabathi lokwenyani ukunceda ekukhetheni okufanelekileyo.

Umahluko kwiCore Fiber

Iintambo ze-fiber optic zinokukhohlisa — nangona zinokubonakala zifana ngaphandle, umahluko ongaphakathi umisela yonke into ukusuka kwisantya ukuya apho unokuzisebenzisa khona. Zonke ezintathu—i-G652D, i-G657A1, kunye ne-G657A2—zinobubanzi obufanayo be-9μm core kunye nobubanzi be-125μm cladding, kodwa yinto eyahlukileyo apho. Nantsi indlela yokujonga ngokusondeleyo into ezenza zahluke kwaye kutheni kubalulekile.

1. Ubukhali bokugoba

Iifayibha ze-G652D zine-radius egobileyo eyi-30mm ubuncinane, ngoko ke azithandi ukujika okubukhali. I-G657A1 inyuka iye kwi-10mm, kwaye i-G657A2 iqina ngakumbi kwi-7.5mm. Lo mahluko mkhulu ukuba utsala iintambo kwiipayipi ezixineneyo, ii-bends ezinzima ukufikelela kuzo, okanye phakathi kwee-studs zodonga.

Uyilo olungenamvakalelo kwiifayibha ze-G657 luvula iindlela ezongezelelweyo zokusetyenziswa. Ukuze ukwazi ukuzinqumla kwiindawo ezixineneyo ngaphandle kokukhathazeka ngokuwohloka kwesignali. Kwizakhiwo ezineenguqu ezininzi, i-G657A2 iyakhanya ngokwenene.

Ukuba iifayibha zigoba kakhulu, ukusebenza kwazo kuyawohloka. I-G652D ifuna ukhathalelo oluthe kratya, kodwa i-G657A1 kunye ne-G657A2 zigcina imiqondiso engcono nangona iminyaka igobile. Ukukhetha umlinganiselo ofanelekileyo wokugoba kuyakusindisa kwiintlungu ezizayo.

2. Ukuncitshiswa kwexabiso

Iifayibha ze-G652D zihlala zinciphisa ubushushu kuneefayibha zazo ze-G657. Nge-km nganye, i-G652D inokuba nokulahleka kwe-0.35 dB kwi-1310nm, i-G657A1 kunye ne-A2 zingaphezulu kancinci kodwa ngokubanzi zingaphantsi kwe-0.4 dB/km.

Ukuncitshiswa okuncinci kubalulekile kwiindlela ezinde – ezifana nokudibanisa izixeko okanye amaziko edatha. Kwiikhonkco ezimfutshane, ukungqubana okuncinci kwi-attenuation ye-G657 akupheleli kangako. I-G657A1 kunye ne-G657A2 ziyakhazimla kakhulu kwaye zilahleka kancinci (0.02-0.05 dB), zigcina iikhonkco ziqinile kwaye zilula.

Ukuncitshiswa kwezibane kumisela umgama onokuhanjwa ziimpawu ngaphambi kokuba kufuneke ii-repeaters. I-G652D igcina ilahleko zohambo olude ziphantsi, iintlobo ze-G657 zigubungela phantse zonke iimfuno zangaphakathi kwesakhiwo ngaphandle kokuxakeka.

3. Ukusasazeka

I-G652D kunye ne-G657 fiber zinezinga elifanayo lokusasazeka, ngenxa yobukhulu bazo obuqhelekileyo. Kwiikhonkco ezikhawulezayo okanye ezithatha ixesha elide, i-G652D idla ngokuthandwa ngenxa yeempawu zayo zokusasazeka ezilawulekayo.

Kwiindlela ezinde zokucwangcisa, iinethiwekhi ngamanye amaxesha zifuna imbuyekezo yokusasazeka nge-G652D ukuze kugcinwe ukucaca kwedatha. Kwindlela ezimfutshane okanye ezakhelwe ngaphakathi, oku akuyongxaki inkulu, kwaye iifayibha ze-G657 zilungile ngaphandle kokufakwa.

4. Uyilo lweMishini

Zonke ezi fibre zintathu zenziwe ngendlela eqinileyo, kodwa i-G657A1 kunye ne-G657A2 ziphucula ukuqina kancinci xa kufakwa izinto ezixineneyo. I-G657A2, ngokukodwa, ijongana nokugoba okuncinci kunye nokutsalwa okuqinileyo ngendlela encomekayo, yiyo loo nto iyinto eqhelekileyo kwinethiwekhi yesixeko.

I-G652D inokuhlala amashumi eminyaka ukuba iphathwa kakuhle, kodwa ayixoleli kangako ukuba uyihlaba ekhoneni elibukhali. Iifayibha ze-G657 zihlala ixesha elide kwimisebenzi yezityalo enamandla okanye yangaphandle, nto leyo enciphisa imiqulu yelori.

Ngeempawu eziphambili zoyilo—ubungakanani bentloko, ukugquma kunye nokwaleka—iintlobo ze-G657 zinokuya kwiindawo i-G652D engenakukwazi ukuya kuzo.

5. Iprofayili yeendleko

I-G652D yeyona isemgangathweni yokubaleka umgama omde kwaye idla ngokuba nexabiso eliphantsi ngemitha nganye. I-G657A1 kunye ne-G657A2 zisenokuba zibiza kancinci ekuqaleni, kodwa ziyazihlawula ngokufakela okulula kwiindawo ezixineneyo.

Ukuba ufaka iingcingo kwisakhiwo esineengqimba ezininzi, i-G657 inokunciphisa iindleko zomsebenzi kwaye ikhusele ukufakelwa kwakho kwixesha elizayo. Xa kufikwa kuqhagamshelo olukhulu lwangaphandle, i-G652D iselukhetho olungabizi kakhulu.

Ngokuhamba kwexesha, ukukhetha ifayibha efanelekileyo kunokuguqulela kwiipatches ezincinci kunye nexesha lokuphumla elinciphileyo, nto leyo eqinisekisa ezo senti zongezelelweyo.

Imeko zokusasazwa ezifanelekileyo

Ukukhetha ifayibha efanelekileyo kwiprojekthi nganye kunokuba nefuthe elikhulu kwisantya senethiwekhi yakho, ukuthembeka kwayo, kunye neendleko zayo. Ifayibha nganye, i-G652D, i-G657A1 kunye ne-G657A2 inendawo entle eqhuba kakuhle kuyo.

Iinethiwekhi zeHaul Long

Iifayibha ze-G652D zilungele iinethiwekhi ezithatha ixesha elide. Ukuncitshiswa kwazo okuncinci kunye nokufumaneka kwazo ngokubanzi kwenza ukuba zibe lukhetho oluzenzekelayo kwiikhonkco zomqolo ezithatha amakhulu okanye amawaka eekhilomitha. Zikwazi ukuhamba ukuya kuthi ga kwi-3000 km kwi-10 Gbit/s, kwaye ukuya kuthi ga kwi-80 km kwi-40 Gbit/s, ngoko ke ziyinxalenye ebalulekileyo yokwakha ii-telecom ezinkulu.

I-G657A1 kunye ne-G657A2 azixhaphakanga kangako kwimigca emide. Inzuzo yazo ephambili kukungazivakali kokugoba, kungekhona umgama. Nangona kunjalo, kwiindlela ezineejika ezininzi ezixineneyo okanye iikona ezinzima, i-radius yokugoba ye-G657A2 eyi-7.5mm inokunceda ekuthinteleni ukulahleka kwesiginali. Nangona kunjalo, kwiindlela ezininzi ezinde, i-G652D yeyona ifanelekileyo, ngaphandle kokuba indlela idlula kwiindawo ezixineneyo zasezidolophini.

Ukukhetha ifayibha efanelekileyo kubandakanya ukuqwalasela i-bandwidth, ukuncitshiswa kunye nejometri yendlela. Kwi-flat, evulekileyo, i-G652D iyaphumelela kwixabiso kunye nomgangatho wesignali. Kwizixeko, apho iintambo kufuneka zijike kwaye zijike, i-G657A2 inokuba yeyona nto ifanelekileyo xa kufakwa izinto ezilula.

I-Fiber-to-the-Home

I-G657A1 kunye ne-G657A2 ngoku ziindlela ezisetyenziswa kakhulu ekhaya. Uyilo lwazo olungenangxaki yokugoba luvumela abafaki ukuba bangene kwiintambo kwiindawo ezinzima ukufikelela kuzo, imiphetho ekrwelayo, nakwiikona ngaphandle kokulahleka kwesiginali. Oku kubenza bafaneleke kakhulu kwiindawo zokuhlala zasezidolophini nakwiidolophu apho ukufakelwa okucocekileyo nokungabonakaliyo kubalulekile.

Balindele inkonzo ekhawulezayo nethembekileyo emakhayeni abo. Iifayibha ezigobileyo zigcina uphawu luqinile nokuba intambo igobile ngasemva kweendonga okanye phantsi komgangatho. Oku kuthetha ukuba iinkonzo ziyancipha kwaye abathengi bayavuya.

Abafaki bayayithanda i-G657A1 kunye ne-G657A2 kuba inciphisa ixesha lokufaka kunye nokukhungatheka. Iindlela ezisetyenzisiweyo zibonise ukuba kukho iinethiwekhi ezininzi ezikhetha ezi fayibha zokwakha ezintsha kunye nokuphucula.

Amaziko eDatha

Iziko ledatha lifuna i-bandwidth ephezulu, ukujika okuqinileyo, kunye neerakhi ezixineneyo. Iifayibha ze-G652D zenze kakuhle kakhulu kwindawo ukuya kwindawo, akukho frills zisebenza. Njengoko iirakhi zisondela kwaye iindlela ziqina, eli shishini litshintshela kwi-G657A1 kunye ne-G657A2 ngenxa yeempawu zazo zokugoba. Olu tshintsho luvumele iziko ledatha ukuba livalele iintambo ezininzi kwiitreyi ezincinci ngaphandle kokukhathazeka malunga nokonakala kwesignali.

Iifayibha ezingashukumiyo zenza iintshukumo kunye notshintsho lube lula. Iziko ledatha linokwandisa okanye liphinde lifake iingcingo ngokukhawuleza, kuba iintambo zinokujika kwaye ziphumle ngaphandle kokulahlekelwa kukusebenza.

Iintambo zangaphakathi

Ngaphakathi, iifayibha ze-G652D zisebenza kakuhle xa kuthuthwa izinto ezimfutshane. Xa indawo incinci—njengangaphakathi kweendonga, umgangatho, okanye kwiikhabhathi zombane ezigcwele i-jam—i-G657A1 kunye ne-G657A2 ziyasebenza kakhulu. I-radius yazo encinci yokugoba ibangela ukuba umntu angonakalisi kakhulu ukuba ngempazamo ugoba intambo kwicala elingalunganga.

Ngoko ke, ngokwenene, ngumbandela woyilo lwesakhiwo, iintshukumo ezilindelweyo, kunye nendawo yokusebenzisa intambo ngendlela enengqondo.

I-G657A1 kunye ne-G657A2 zinceda izakhiwo eziza kumelana nekamva njengoko izixhobo ezininzi ziqhagamshelwa kwaye zifuna isantya esiphezulu.

Ukufakwa kunye nokuQokelela

Ukufakela kunye nokudibanisa kwenziwe ngokuchanekileyo kubalulekile ekusebenzeni kakuhle kwefayibha. Ukufakela ngononophelo, ukudibanisa ngobuchule kunye nezixhobo ezifanelekileyo kuqinisekisa ukuba uqhagamshelo lwakho luqinile kwaye luthembekile, nokuba usebenza ne-G652D, G657A1 okanye i-G657A2. Uhlobo ngalunye lwefayibha lusebenza ngokwahlukileyo kancinci, ngakumbi kwiindawo ezixineneyo naphantsi koxinzelelo.

Iindlela Zokuphatha

Iifayibha zeG657A1 kunye neG657A2 ezingashukumiyo zinokumelana nokugoba okuqinileyo kuneG652D. I-G657A1 inomda wokugoba we-10mm, ngelixa i-G657A2 ihla iye kwi-7.5mm. Oku kuzivumela ukuba zihlale kakuhle kwiikhabhathi, kwiirakhi, nakwiindawo apho indawo iphezulu khona. Nangona kunjalo, ukuphathwa rhabaxa okanye ukugoba okubukhali ngaphaya komda wazo kusenokuqhawula iifayibha okanye konakalise ukusebenza kwazo.

Iintambo kufuneka zihlale kwiireyile zazo zide zisetyenziswe, zigcinwe kude nokufuma nothuli. Xa uzithutha, musa ukuwisa iireyile okanye inqwaba ephezulu kakhulu. Isenzo esisisiseko, kodwa zithintela ukuqhekeka okuncinci okanye iijakethi ezityumkileyo ezibhalisa njengemiqondiso ebuthathaka ekuhambeni kwexesha. Ekugqibeleni, ukuphathwa kakubi kutshabalalisa iintambo ngokukhawuleza, okwandisa iindleko kunye nokucinywa ngenxa yokutshintshwa.

Iingcali zobugcisa azifanele zilibale iiglavu, iziphelo zefayibha ezicocekileyo, kunye nezixhobo ezifanelekileyo zokutsala ezingenaxinzelelo. Ukunyamekela kancinci kwindawo yokugcina impahla kuthintela ihlabathi lokuphazamiseka kamva.

Ukuhambelana kokudibanisa

I-fusion splicing yeyona ndlela ifanelekileyo ye-G652D, G657A1 kunye ne-G657A2. Oku kubonelela nge-splice eqinileyo, elahlekayo kancinci. Kwi-G657A1 kunye ne-G657A2, ilahleko ye-splice imalunga ne-0.02-0.05 dB—phantse ayibonakali. I-G652D iphezulu kancinci, kwi-0.05-0.1 dB, kodwa oko kusalungile kwiilungiselelo ezininzi. I-splice loss spec efanelekileyo igcina isignali icacile kwaye izinzile.

Ukuxuba iintlobo zefayibha kuyinto eqhelekileyo, ingakumbi ukudibanisa i-G657A1 okanye i-G657A2 emitsha kwimigca ye-G652D endala. Zidibanisa kakuhle, kodwa kuyanceda ukusebenzisa iziqhoboshi ezichanekileyo kunye neziqhoboshi ezidibeneyo. Abanye oomatshini bangena engxakini yokudibanisa iintlobo ezahlukeneyo ngenxa yokungahambelani okuncinci kubukhulu okanye ukugqunywa. Ukulungiselela ngononophelo kunye nokusebenzisa izixhobo ezilinganisiweyo kujongana noninzi lwale micimbi.

Imingeni kunye nezisombululo zoFakelo

Intambo yokubaleka kwiirakhi ezixineneyo okanye kwiikona ezibukhali iqhuba i-G652D ngaphaya kwemida yayo yokugoba, nto leyo ebeka emngciphekweni wokuqhekeka okanye ukulahleka okukhulu. I-G657A1 kunye ne-G657A2 zenzelwe le misebenzi, nto leyo evumela ukuba iindlela ezinzima zisebenze ngaphandle kokulahleka okukhulu kwesiginali, kuphela yi-0.1-0.2 dB ngokugoba okuxineneyo.

Iiprojekthi zeFUBAR zothuli, ukufuma kunye nokugcinwa kakubi. Ukuhlolwa okulula—ukukhulula izihlanganisi, iireyile ezomileyo, ukugoba okuthambileyo—kwenza iintambo zihambe umgama kwaye iinethiwekhi zihlale ziqinile.

Ukukhetha isiXhobo kunye nezixhobo

Khetha izihlanganisi ezifanelekileyo kwifayibha yakho, ngakumbi kwi-G657A2 efuna izinto ezikwaziyo ukumelana nokugoba. Ii-splicers ze-fusion kunye nee-cleavers ze-premium zisebenza kakuhle kuzo zontathu, nangona kunjalo, ukusebenzisa izixhobo ezenzelwe ubukhulu befayibha yakho kuya kuhlala kuvelisa ii-splices ezibalaseleyo.

Iziphumo zoYilo lweNethiwekhi

Ukukhetha phakathi koyilo lwe-G652D, G657A1, kunye ne-G657A2 kuchaza inkangeleko kunye nendlela esebenza ngayo inethiwekhi. Uhlobo lwefayibha lunokuchaphazela apho ubeka khona iintambo, ukhethe izixhobo zekhompyutha kwaye ucwangcise uhlaziyo. Ifayibha nganye inamandla ayo avela kwiindawo ezahlukeneyo—iindawo ezixineneyo, amasimi okulungisa, okanye iinethiwekhi ezihamba ixesha elide. Umxube ochanekileyo ulinganisa ixabiso, ukusebenza kunye nokubaluleka kokuhlala uphambili ekutshintsheni kweteknoloji ngokukhawuleza.

Ulwabiwo-mali

Imali ikhuthaza ukhetho oluninzi lwenethiwekhi. I-G652D fiber idla ngokuba nexabiso eliphantsi ekuqaleni, nto leyo eyenza ukuba ibe nomtsalane kwiindlela zokwakha ezinqongopheleyo. I-G657A1 kunye ne-G657A2 zinokunciphisa iindleko ezifihliweyo. Umzekelo, ii-G657 fibers zigoba ziqine ngakumbi—A1 ukuya kwi-10mm, A2 ukuya kwi-7.5mm—ukuze ukwazi ukusebenzisa indawo encinci kwaye ufune iitreyi zekhebula ezimbalwa kwiindawo zedatha ezixineneyo okanye kwiikhabhathi ezincinci. Oko kusindisa kwiindleko zehardware kunye nabasebenzi.

Ixabiso leprimiyamu ye-G657s liyahlawula ukuba ufuna ukugoba okuninzi okanye usebenze kwiindawo ezixineneyo. Kububulumko ukuqwalasela inzuzo yesizukulwana xa kuthelekiswa nexabiso leprimiyamu. Ukuba inethiwekhi yakho iya kufuduselwa kwenye indawo okanye ihlengahlengiswe rhoqo, ukukhetha i-G657 kunokuguqulela ekunciphiseni ukugcinwa kunye nokunciphisa imiba yesiginali. Soloko uchitha imali yakho kwiimfuno zeprojekthi yakho, kungekuphela nje kwixabiso lestikha. Cinga ngaphaya kweendleko zokuthenga kuqala, ekulungiseni, kwixesha lokungasebenzi okanye kwizinto ezongezelelweyo.

Ubungqina Bekamva

Iinethiwekhi kufuneka zihambelane netekhnoloji entsha kunye nokwanda kwenani ledatha. Iifayibha ze-G657A1 kunye ne-A2 ziyanceda koku njengoko zisebenza kakuhle kwiindawo ezixineneyo, zilungiselela izixhobo ezinoxinano oluphezulu kunye nezixhobo zesizukulwana esilandelayo. Njengoko izixeko zisanda kwaye izakhiwo zixinanisela iintambo ezininzi, i-radius encinci yokugoba kweefayibha ze-G657 yenza kube lula ukuphuculwa kunye notshintsho ngaphandle kokukhupha imigca emidala.

Ukunamathela kwi-G652D kunciphisa oko unokukufaka kwiindawo ezixineneyo - into ebaluleke ngakumbi minyaka le. Iindlela zeTelecom zibonisa ukulungelelaniswa kwemodyuli okuguquguqukayo. Ukukhetha i-G657A1 okanye i-A2 ngexesha loyilo namhlanje kuthetha ukuba akukho ntlungu ingako xa ufuna ukwandisa isantya okanye umthamo. Kufana nomnyango ovulekileyo wetekhnoloji entsha kunye nemijelo yedatha emikhulu.

Ukunyaniseka kweSignali

Amandla esignali axhonywa kukhetho lwakho lwefayibha. Ukugoba ifayibha kakhulu kunokuwunciphisa lo mqondiso, nto leyo ebangela ukuwa kunye neempazamo. Iifayibha ze-G657 ziyawugxotha lo mqondiso ngempumelelo kune-G652D, zigcina amandla esignali nakwiindawo ezigobileyo. Oku kubalulekile kwiinethiwekhi ezithwala idatha eninzi ngokukhawuleza, njengakwiziko ledatha.

Zombini iifayibha ze-G652 kunye ne-G657 zineempawu ezifanayo kakhulu zezinto ezifana nokusasazeka kunye nobude be-wavelength, ngoko ke ukutshintshwa akunciphisi ukusebenza okupheleleyo. Kwimisebenzi ebonakalayo, ukunyamezela ukugoba kwe-G657 kuphezulu naphi na apho iintambo zityibilika khona kwiindawo ezivalekileyo. Ukuze ugcine imiqondiso icocekile, sebenzisa ukugoba okuthambileyo, phepha iintambo ezicinezelweyo, kwaye unamathele kwizikhokelo zomenzi wefayibha ethile.

Ngaphaya kweMigangatho

Iintambo ze-fiber optic zisenokubonakala zifana, kodwa ibali lazo linzulu kunelo ulubonayo kwiishethi ze-spec. Ukusetyenziswa kwehlabathi lokwenyani, ii-nuances ezincinci kubuchule bazo, kunye noko kwenzekayo xa ziphuma kumgca wokudibanisa—ezi zizonke zichaza imeko yazo kumdlalo. Ukwazi ezi mahluko kufana nokungonwabi kangako kunye nokukhetha izangqa ezikrelekrele.

Iingxaki zoMveliso

Indlela abayenza ngayo ifayibha ye-G652D iyayahlula kwi-G657A1 okanye kwi-A2. Iifayibha ze-G652D yinkqubo elula ebisoloko ilungiswa kangangeminyaka, yiyo loo nto zifumaneka kuyo yonke indawo kwi-intanethi. I-ITU-T yahlula i-G652 ibe zine: A, B, C, D. I-G652D iphawuleka ngomgangatho wayo ophantsi wamanzi kunye nokusetyenziswa okuphuculweyo kobude be-wavelength ngenxa yohlengahlengiso lwezinto kunye nenkqubo.

I-G657A1 kunye ne-A2 zifuna ingqwalasela engakumbi kwimveliso. Ingaphakathi leglasi yazo lenziwe ngezinto eziqinisa ukugoba. Yiyo loo nto i-G657A2 inokugoba iye kwi-7.5mm kuphela, ngelixa i-G657A1 icinezeleka iye kwi-10mm. Ukukhethwa kwezinto kulo mba kubaluleke kakhulu. Okukhona ukugoba kuqinile, kokukhona umngcipheko wokuncitshiswa, ngoko ke iteknoloji yeglasi kunye nopende ophezulu inceda ekugcineni ilahleko ephantsi.

Ukusebenza kweHlabathi lokwenyani

Amanani eelebhu amisela imida, kodwa ukusetyenziswa kwentsimi kunika izinto ezimangalisayo. I-G652D, enokuncipha kwayo okuphantsi (ngaphantsi kwe-0.4dB/km) yeyona ndlela ilungileyo yokubaleka ixesha elide. Uza kuyifumana kwiinethiwekhi zomqolo, apho iindlela ezithe ngqo = ukutsiba okuncinci. Nangona kunjalo, i-G657A1 kunye ne-A2 zikhanya ezitalatweni zesixeko okanye kwizakhiwo ezixineneyo. I-mini bend radius yazo—yi-7.5mm kuphela kwi-A2—ibavumela ukuba badlule kwiindawo ezixineneyo ngokulahleka okuncinci kwesiginali.

Uphononongo olwenziwe kwindawo ephakamileyo lubonise ukuba i-G657A2 ilawula iikona ezibukhali kunye neepayipi eziqinileyo ngokulula, ngelixa i-G652D ifuna ukucotha okongeziweyo kunye nokunyamekela indlela yokuhambisa. Ukudibanisa i-G652D kunye ne-G657A1) Lindela ukunyuka okuncinci kokulahleka kwe-splice—malunga ne-0.05 ukuya kwi-0.1dB, kodwa ngokuqhelekileyo lurhwebo olufanelekileyo lokuguquguquka.

Uvavanyo lwasentsimini lubalulekile. Ukugoba kwangempela, ii-splices kunye nokutsalwa kubonisa imida engajongwanga kwiilebhu. Jonga ukuncitshiswa, i-PMD, ukulahleka kwe-splice kunye ne-radius encinci yokugoba ngaphambi kokukhetha ifayibha. Ukubala kokuhambelana: I-G657A ihambelana ne-G652D, okwenza uhlaziyo lube lula.

Ukwenza Ukhetho Oluchanekileyo

Ukukhetha iintambo zefayibha ze-G.652.D, G.657.A1, kunye ne-G.657.A2 kufuna okungaphezulu nje kokujonga nje iinkcukacha. Kumalunga nokuqonda amandla ohlobo ngalunye kunye nendawo olubekwe kuyo. Zonke iiprojekthi azifani — ukhetho olufanelekileyo kwi-can okanye kwi-gallon lunokukongela ixesha nemali, kwaye lugcine izinto zihamba kakuhle!

Uluhlu oluthe ngqo lunokunceda. Okokuqala, qinisekisa ubungakanani obuncinci be-gond radius. I-G.652.D ifuna i-gond enkulu, malunga ne-30 mm, ngoko ke isebenza ngcono kwiindawo ezinee-turns ezithambileyo kunye nokubaleka okude. I-G.657.A1 ingalungisa ii-gond eziqinileyo kwi-10 mm, ngelixa i-G.657.A2 isiya phambili ukuya kwi-7.5 mm. Kwezo ndawo kunzima ukufikelela kuzo - ukufaka iingcingo eludongeni okanye phantsi kwemigangatho - i-G.657.A2 yeyona ntshatsheli ingenakuphikiswa. Elo gond liqinileyo alinandleko. I-G.657.A1 kunye ne-G.657.A2 ziyancipha ngakumbi xa umgama usiya phezulu, ngoko azilungelanga ukunxibelelana kwe-transcontinental.

Cinga ngeemayile. Kwiindlela ezinde, ezifana neentambo ezisuka kwisixeko ukuya kwisixeko, i-G.652.D isebenza kakuhle kuba ayilahli mali ingako. Kwimisebenzi yasekhaya/eofisini, ngakumbi i-FTTH, i-G.657.A1 okanye i-A2 zilungele ngcono. Azikhathazi ngeekona ezixineneyo, nto leyo eluncedo kakhulu kwiindawo ezincinci.

Ubungakanani be-core bubalulekile. I-G.652.D inombindi omkhulu, ngoko ke lukhetho olungcono ukuba usebenzisana nezixhobo ezindala okanye uphucula inethiwekhi endala. I-G.657.A1 kunye ne-A2 zii-cores ezincinci, nto leyo ilungele ukwakhiwa okutsha.

Ukulahleka kwe-Splice yenye into ekufuneka uyijonge. I-G.652.D ngokubanzi iya kuba nokulahleka okuphantsi kokujoyina (0.02-0.05 dB), kunye ne-G.657.A1 kunye ne-A2 eziphezulu kancinci (0.05-0.1 dB). Ukuncipha kwi-1310 nm kuphantse kufane kuzo zontathu—0.36 dB/km—ngoko ke oko akunciphisi kakhulu isikali.

Nxibelelana nochwephesha ngaphambi kokuba ukhethe. Banokukhangela iwebhusayithi yakho, babone into oyifunayo, baze bakucebise into efanelekileyo. Bala imali yakho. I-G.657.A1 kunye ne-A2 zihlala zibiza kakhulu, ingakumbi ukuba ufuna ikhebula elininzi.

Ukuze ibali lifutshane, faka ifayibha kwisimo sayo, cinga ngegumbi nendawo yokuphefumla, ubone ukuba iyahambelana na netekhnoloji yakho, kwaye ubuze ukuba kuyimfuneko.

Isiphelo

I-G652D ilungile kwiindlela ezinde nezithe ngqo. I-G657A1 igoba ngakumbi, ngoko ke isebenza kakuhle kwiindawo ezixineneyo kodwa isasebenza kumgama omde. I-G657A2 igoba kakhulu kwaye ingena kakuhle kwiindawo ezinzima ukufikelela kuzo, ezijijekileyo, ezinje ngeekona okanye imibhobho emincinci. Zonke zinomxube wazo wokuqina kunye nokusebenza. Akukho nanye ifanelekileyo kuwo wonke umsebenzi, kodwa nganye iyamangalisa kwindawo efanelekileyo. Ngaba ubukhe wayiva kuphuhliso lwedolophu, iiflethi zakudala okanye amaziko eshishini axakekileyo—intambo nganye igcina unxibelelwano lwakho luchuma. Unomdla wokwenza iinethiwekhi ezikrelekrele, okanye ukukhetha i-fiber efanelekileyo kwiprojekthi yakho ezayo? Buza, wabelane ngamava, kwaye uncede abanye ngemfundo yabo.

Imibuzo ebuzwa qho

Yintoni umahluko ophambili phakathi kwee-G652D, G657A1, kunye nee-G657A2 optical fibers?

I-G652D yifayibha yemowudi enye eqhelekileyo ekumgangatho ophantsi. I-G657A1 kunye ne-G657A2 ziifayibha ezigobileyo ezingashukumiyo, apho i-G657A2 inokusebenza okugobileyo okuqinileyo ukuxhasa iindawo ezixineneyo.

Loluphi uhlobo lwefayibha olulungele ukugoba okuqinileyo okanye ukusetyenziswa ngaphakathi?

I-G657A2 ifanelekile kwiindawo ezigobileyo nezingaphakathi. Ukugoba kwayo okuphezulu kuyayithintela ilahleko yesiginali kwiindawo ezigobileyo.

Ngaba imicu ye-G652D kunye ne-G657A zinokudityaniswa kunye?

Ewe, i-G652D iyahambelana neefayibha ze-G657A1 okanye ze-A2. Ukudibanisa ngononophelo kuyafuneka ukuze kuncitshiswe ukuncitshiswa.

Ngaba kukho umahluko kwiindleko phakathi kwe-G652D, G657A1, kunye ne-G657A2?

Enyanisweni, iifayibha ze-G657A1 kunye ne-A2 zibiza kakhulu kune-G652D. Le premium ibangelwa kukusebenza kwazo okugqwesileyo kokugoba.

Yintoni endifanele ndiyiqwalasele xa ndikhetha phakathi kwezi fibers zoyilo lwenethiwekhi?

Cinga ngendawo yokufaka, i-bend radius, kunye nohlaziyo lwexesha elizayo. I-G657A2 ifanelekile kwezo zakhiwo zixineneyo okanye zintsonkothileyo kwaye i-G652D isebenza kakuhle xa kuqhutywa ngqo ngaphandle.

Ngaba i-G657A1 kunye ne-G657A2 zixhasa amazinga edatha afanayo ne-G652D?

Ewe, zonke zixhasa amazinga edatha afanayo. Umahluko ukwindlela esebenza ngayo, hayi kumthamo wokudlulisela.

Ngaba i-G652D isafanelekile kwiinethiwekhi zefayibha zanamhlanje?

Ewe, i-G652D isasebenza kwiimeko ezininzi, kuquka neenethiwekhi zangaphandle ezihamba ixesha elide. Iifayibha ezigobileyo ezifana ne-G657A2 zingcono kakhulu kwiindlela zanamhlanje ezinqongopheleyo.