NguMlawuli / 30 Jun 20 /0Amagqabantshintshi Ifakwe phi imodyuli yokukhanya? Izixhobo ezithile: i-transceiver optical, i-fiber transceiver, i-switch, i-optical network card, i-fiber optical router, i-fiber optical high-speed dome, isikhululo sesiseko, i-repeater, njl. Ngeenkcukacha... Funda ngokugqithisileyo NguMlawuli / 26 Jun 20 /0Amagqabantshintshi Uyiphumeza njani i-PCB echaneke kakhulu? Uyifezekisa njani i-PCB echanekileyo ephezulu? Ukuchaneka okuphezulu kwebhodi yesekethe kubhekiselele ekusetyenzisweni kobubanzi bomgca ocolekileyo / isithuba, imingxuma emincinci, ububanzi obuncinci bomsesane (okanye akukho bubanzi bomsesane), kunye nemingxuma engcwatyiweyo kunye neyimfama ukufezekisa ukuxinana okuphezulu. Ukuchaneka okuphezulu kubhekiselele kwisiphumo "esincinci, esincinci, esincinci, esincinci," ngokuqinisekileyo siya kuzisa ... Funda ngokugqithisileyo NguMlawuli / 24 Jun 20 /0Amagqabantshintshi Qonda ngokupheleleyo i-EPON, iGPON I-PON (i-Passive Optical Network) yinethiwekhi ye-passive optical, okuthetha ukuba i-ODN (inethiwekhi yokusabalalisa i-optical) phakathi kwe-OLT (i-terminal ye-optical line) kunye ne-ONU (iyunithi yenethiwekhi ye-optical) ayinaso nasiphi na isixhobo esisebenzayo, kwaye isebenzisa kuphela imicu ye-optical. kunye namalungu okwenziwa. I-PON ikakhulu yamkela... Funda ngokugqithisileyo NguMlawuli / 18 Jun 20 /0Amagqabantshintshi Yintoni i-fiber optic transceivers TX kunye ne-RX ithetha, kwaye yintoni umehluko? I-Optical fiber transceiver yiyunithi yokuguqula imidiya ye-Ethernet etshintshisa umgama omfutshane ojijekileyo weempawu zombane kunye nemiqondiso yokubona ekude. Ikwabizwa ngokuba sisiguquli sefayibha kwiindawo ezininzi. Imveliso isetyenziswa ngokubanzi kwindawo yothungelwano yokwenene apho... Funda ngokugqithisileyo NguMlawuli / 16 Jun 20 /0Amagqabantshintshi Iimpazamo ezilishumi eziqhelekileyo kunye nezisombululo ze-transceivers fiber optical fiber I-Fiber optic transceivers isetyenziswa ngokubanzi kwindawo yenethiwekhi yangempela apho iintambo ze-Ethernet azikwazi ukugubungela kwaye kufuneka zisebenzise imicu ye-optical ukwandisa umgama wokuhambisa. Zihlala zibekwe kwindawo yofikelelo yothungelwano lwendawo yemetropolitan ebanzi, kwaye zisetyenziswa ngokubanzi kwiimo ezahlukeneyo... Funda ngokugqithisileyo NguMlawuli / 12 Jun 20 /0Amagqabantshintshi Indlela yokwahlula inethiwekhi yokufikelela kwi-OLT, i-ONU, i-ODN, i-ONT Inethiwekhi ye-optical access inethiwekhi yofikelelo esebenzisa ukukhanya njengendlela yokuhambisa, ithatha indawo yeengcingo zobhedu, kwaye isetyenziselwa ukufikelela kwikhaya ngalinye. Inethiwekhi yofikelelo lwamehlo ngokubanzi iqulathe amacandelo amathathu: i-terminal ye-optical line ye-OLT, iyunithi yothungelwano olubonayo i-ONU, kunye nenethi yosasazo lwamehlo... Funda ngokugqithisileyo << < Ngaphambili52535455565758Okulandelayo >>> Iphepha 55/76